WO2021088963A1 - 信息的确定方法及装置、对应关系的确定方法及装置、设备、介质 - Google Patents
信息的确定方法及装置、对应关系的确定方法及装置、设备、介质 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
- H04B7/06952—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping
- H04B7/06964—Re-selection of one or more beams after beam failure
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
- H04B7/06952—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping
- H04B7/06968—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping using quasi-colocation [QCL] between signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
- H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/04—Arrangements for maintaining operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/046—Wireless resource allocation based on the type of the allocated resource the resource being in the space domain, e.g. beams
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
- H04W72/1273—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of downlink data flows
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
- H04W72/231—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the layers above the physical layer, e.g. RRC or MAC-CE signalling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT the frequencies being arranged in component carriers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
Definitions
- This application relates to the field of wireless communication, for example, it relates to a method and device for determining information, a method and device for determining corresponding relationships, equipment, and media.
- the 5th Generation mobile communication system the 5th Generation mobile communication system, 5G
- Beam failure recovery can help the base station or user adjust the current failed beam to an available beam based on the beam measurement results, thereby avoiding frequent wireless link failures caused by beam misalignment.
- the beam failure recovery process is defined in NR (New Radio), but only when the number of CORESET (Control Resource Set) is relatively small, when the number of CORESET or the frequency domain to be detected When the bandwidth is large, how to quickly perform beam failure recovery while reducing the complexity of terminal detection and improving the robustness of the link is an urgent problem to be solved.
- NR New Radio
- the number of wireless link detection reference signals that can be detected by the terminal is limited. How to ensure the complexity of terminal detection while performing effective wireless link detection is also an urgent problem to be solved.
- This application provides a method and device for determining information, a method and device, equipment, and medium for determining corresponding relationships, so as to solve how to reduce the complexity of terminal detection while reducing the complexity of terminal detection when the number of CORESET or the frequency domain bandwidth is large. Perform beam failure recovery and improve the robustness of the link, and solve the problem of how to perform effective wireless link detection while ensuring the complexity of terminal detection.
- the embodiment of the present application provides a method for determining information, including:
- the first information includes at least one of the following: time domain parameters of the search space, CORESET group, CORESET collection, number of CORESET, number of frequency domain bandwidth, frequency domain bandwidth group, PUCCH resource group, first type beam failure Recovery parameters, signaling information, and predetermined rules;
- the second information includes at least one of the following: second type beam failure recovery parameters, radio link reference signals, frequency domain bandwidth corresponding to MAC-CE signaling, PUCCH resources corresponding to MAC-CE signaling, downlink channels or signals
- second type beam failure recovery parameters radio link reference signals
- frequency domain bandwidth corresponding to MAC-CE signaling PUCCH resources corresponding to MAC-CE signaling
- PUCCH resources corresponding to MAC-CE signaling downlink channels or signals
- the embodiment of the present application also provides a method for determining the corresponding relationship, including:
- the first correspondence includes at least one of the following: the correspondence between N pieces of third information and M sets of beam failure recovery parameters; the correspondence between the first type of frequency domain bandwidth group and the second type of frequency domain bandwidth group ;
- the N and M are positive integers greater than or equal to 1, and the third information includes at least one of the following information: a CORESET group and a frequency domain bandwidth group.
- the embodiment of the present application also provides a device for determining information, including:
- An information determining module configured to determine the second information according to the first information
- the first information includes at least one of the following: time domain parameters of the search space, CORESET group, CORESET collection, number of CORESET, number of frequency domain bandwidth, frequency domain bandwidth group, PUCCH resource group, first type beam failure Recovery parameters, signaling information, and predetermined rules;
- the second information includes at least one of the following: second type beam failure recovery parameters, radio link reference signals, frequency domain bandwidth corresponding to MAC-CE signaling, PUCCH resources corresponding to MAC-CE signaling, downlink channels or signals
- second type beam failure recovery parameters radio link reference signals
- frequency domain bandwidth corresponding to MAC-CE signaling PUCCH resources corresponding to MAC-CE signaling
- PUCCH resources corresponding to MAC-CE signaling downlink channels or signals
- the embodiment of the present application also provides a device for determining a correspondence relationship, including:
- the correspondence relationship determination module is configured to determine the first correspondence relationship according to signaling information and/or predetermined rules
- the first correspondence includes at least one of the following: the correspondence between N pieces of third information and M sets of beam failure recovery parameters; the correspondence between the first type of frequency domain bandwidth group and the second type of frequency domain bandwidth group ;
- the N and M are positive integers greater than or equal to 1, and the third information includes at least one of the following information: a CORESET group and a frequency domain bandwidth group.
- An embodiment of the present application also provides a communication device, including: one or more processors; a memory, used to store one or more programs; when the one or more programs are executed by the one or more processors , So that the one or more processors implement the method for determining information as described in any embodiment of the present application.
- the embodiment of the present application also provides a storage medium, the storage medium stores a computer program, and the computer program is executed by a processor to implement the method for determining information as described in any embodiment of the present application.
- An embodiment of the present application also provides a communication device, including: one or more processors; a memory, configured to store one or more programs; when the one or more programs are executed by the one or more processors , So that the one or more processors implement the method for determining the correspondence relationship as described in any embodiment of the present application.
- An embodiment of the present application further provides a storage medium, where the storage medium stores a computer program, and the computer program, when executed by a processor, implements the method for determining the correspondence relationship as described in any embodiment of the present application.
- FIG. 1 is a schematic flowchart of a method for determining information provided by this application
- FIG. 2 is a schematic diagram of comparison of a search space provided by this application.
- FIG. 3 is a schematic flowchart of a method for determining a corresponding relationship provided by the present application
- FIG. 4 is a schematic diagram of the structure of a device for determining information provided by the present application.
- FIG. 5 is a schematic structural diagram of a device for determining correspondence provided by the present application.
- Fig. 6 is a schematic structural diagram of a communication device provided by the present application.
- Fig. 7 is a schematic structural diagram of a communication device provided by the present application.
- the A value refers to one or more of the following: the maximum number of reference signals included in the beam failure detection reference signal set; the maximum number of reference signals included in the wireless link detection reference signal set The number; the A value is the maximum number of a predetermined type of reference signal, where the one predetermined type of reference signal is used for beam failure detection and/or for wireless link detection.
- the value of A is equal to 2, or the value of A is determined according to the number of CORESET groups. The greater the number of CORESET groups, the greater the value of A. For example, when a CORESET group is stored, the value of A is 2, and when it is stored 2 In the case of a CORESET group, the A value is 4.
- the number A of wireless link detection reference signals is N RLM in Table 1
- the maximum number A of predetermined reference signals is N LR-RLM in Table 1.
- the value of A in Table 1 is based on The maximum number L max of SSB (Synchronization Signal physical broadcast channel block) is determined.
- SSB Synchronization Signal physical broadcast channel block
- the quasi-co-location reference signal associated with the predetermined quasi-co-location parameter of the CORESET includes the DMRS (Demodulation Reference Signal) of the PDCCH (Physical Downlink Control Channel) in the CORESET, demodulation reference signal. Signal) a quasi co-location reference signal that satisfies a quasi co-location relationship with respect to the predetermined quasi co-location parameter.
- DMRS Demodulation Reference Signal
- PDCCH Physical Downlink Control Channel
- the acquisition of information a according to information b includes one of the following: the acquisition parameters of information a include information b, and information a is information b.
- the association between two pieces of information includes at least one of the following: obtaining another piece of information according to one piece of information; having a corresponding relationship between the two pieces of information; determining the value range of the other piece of information according to the value of one piece of information ; Some combinations of the two messages cannot appear at the same time.
- CC Component Carrier, component carrier
- serving cell serving cell
- the beam failure detection reference signal of CC1 is located in CC1, and may also be located in other CCs. Unless otherwise stated, in the following description, the beam failure detection reference signal is a CC beam failure detection reference signal.
- the candidate reference signal of one CC can be located in this CC or in other CCs.
- the candidate reference signal is a CC candidate reference signal.
- the activation or update signaling of the TCI (Transmission Configuration Indication) state identifier (state-Identifier, state-ID) of the PDSCH can also be referred to as It is the activation or update signaling of the bit field value codepoint and the TCI state-ID mapping table in the TCI indicator field in DCI (Downlink Control Information).
- the TCI state-ID of the PDSCH is based on the DCI that schedules the PDSCH.
- the codepoint value indicated by the TCI field is determined by the mapping table.
- high-level signaling includes signaling other than the physical control channel, such as RRC (Radio Resource Control, radio resource control) signaling, MAC-CE (Medium Access Control-Control Element, Media Access Control-Control Element) ) One or more of signaling.
- RRC Radio Resource Control, radio resource control
- MAC-CE Medium Access Control-Control Element, Media Access Control-Control Element
- the reference signal and the reference signal set are equivalent, which means one or more reference signals, where the reference signal includes at least one of the following reference signals: beam failure detection reference signal, wireless link detection reference signal , The new reference signal.
- the new reference signal may also be referred to as the reference signal selected in the candidate reference signal set.
- the beam failure recovery process in this application includes one or more of the following processes:
- the beam failure detection process is to determine whether a beam failure event occurs by detecting the reference signal in the beam failure detection reference signal set.
- the terminal records the beam failure moment once, and when the beam failure moment reaches a predetermined number of times, the terminal considers that a beam failure event has occurred.
- the maximum interval between two consecutive beam failure moments cannot exceed the maximum duration of the beam failure detection timer.
- the beam failure detection timer is started or restarted. If the beam failure time has not been detected when the beam failure detection timer ends, the accumulated value of the beam failure time is cleared.
- Method one for sending beam failure request information If it is a special cell Spcell (Special cell), including the beam failure recovery process of the primary cell (Primary cell) and/or Primary SCG (Secondary Cell Group, secondary cell group) cell, send PRACH (Physical Random Access Channel) sends beam failure request information.
- the base station before sending the beam failure request information, the base station establishes the association relationship between the PRACH resource and the reference signal in the candidate reference signal set through the signaling information. After the base station receives the PRACH resource sent by the terminal, it can determine that the terminal is in the candidate reference signal. The selected reference signal in the signal set, that is, the new reference signal.
- different reference signals in the candidate reference signal set correspond to different transmission beams
- the new reference signal can be understood as a beam selected by the terminal among multiple transmission beams represented by the candidate reference signal set.
- different PRACH resources are distinguished according to one or more of frequency domain resources, time domain resources, code domain resources, and space resources where the PRACH is located.
- the space resources include spatial transmission filters, such as configuring spatial relationship information for PRACH,
- the spatial relationship information includes the downlink reference signal or the uplink reference signal.
- the PRACH spatial transmission filter is obtained according to the reception filter of the downlink reference signal configured in the spatial relationship information, or the PRACH spatial transmission filter is obtained according to the uplink configuration configured in the spatial relationship information.
- the reference transmit filter is obtained.
- Method two for sending beam failure request information If it is the beam failure recovery process of a secondary cell (Secondary cell, Scell), sending the beam failure request information is divided into two steps.
- the terminal sends a resource request scheduling request (Scheduling Request). , SR) information, where this resource request SR is an SR specifically configured for beam failure recovery of Scell (hereinafter referred to as beam failure recovery SR).
- SR resource request scheduling request
- the SR does not carry new reference signal information and/or the failed Scell
- the index information only tells the base station that Scell has beam failure.
- the base station allocates PUSCH (Physical Uplink Shared Channel) to the terminal.
- PUSCH Physical Uplink Shared Channel
- the terminal In the second step, the terminal carries the new PUSCH in the PUSCH. Reference signal information and/or failed Scell index information.
- the information of the first step/or the information of the second step is sent on the Pcell, or sent in the Scell that can send the uplink channel.
- one or more of the Scells in PUSCH can be sent in this Scell, and the above-mentioned beam failure request message can be sent.
- Method one or method two the PRACH can be on the Scell where the beam fails, or the correspondence between the PUCCH resource in the Scell and the reference signal in the candidate reference signal set can be established, and the beam failure request can be sent by sending the PUCCH resource information.
- the beam failure request information transmission method 1 is adopted, the downlink control channel is detected in the beam failure recovery CORESET in the failed cell, and the beam failure request information is considered to be transmitted successfully, and the beam failure request information is stopped. If the second method of sending beam failure request information is adopted, after the terminal sends the PUSCH in the second step, if it receives the same process as the PUSCH and instructs the terminal to send new data scheduling, it is considered that the information in the second step is successfully sent, that is Received the beam failure response message sent by the base station.
- the determination rule of the quasi co-located reference signal of the predetermined downlink channel or signal is predetermined.
- the quasi-co-location reference signal of the demodulation reference signal of the PDCCH in the CORESET associated with the beam failure recovery search space is determined according to the new reference signal indication reported in the beam failure request information, and the beam failure recovery search space is the demodulation of the PDSCH scheduled by the PDCCH in the PDCCH search space.
- the quasi co-located reference signal of the reference signal is also obtained according to the new reference signal reported in the beam failure request information.
- the spatial transmission filter information determination rule of the predetermined uplink channel is determined. For example, the spatial relationship information of the PUCCH in the beam failure frequency domain bandwidth is determined according to the spatial transmission filter of the channel or signal containing the beam failure request information, or the spatial relationship information of the PUCCH in the beam failure frequency domain bandwidth is determined according to the new reference signal information. If the beam failure request information is sent on the Scell by sending the PUCCH, the sending spatial filter of the PUCCH is determined according to the new reference signal indication information.
- FIG. 1 is a schematic flowchart of a method for determining information provided by this application.
- This method can be suitable for beam failure recovery when the number of CORESET is large or the frequency domain bandwidth is large.
- the method can be executed by the device for determining the information provided in this application, and the device for determining the information can be implemented by software and/or hardware, and integrated into a communication device, such as a UE (User Equipment, user terminal).
- UE User Equipment
- a method for determining information provided by this application includes:
- S120 Determine second information according to the first information.
- the first information includes at least one of the following: time domain parameters of the search space, CORESET group, CORESET collection, number of CORESET, number of frequency domain bandwidth, frequency domain bandwidth group, PUCCH resource group, first type beam failure recovery parameter , Signaling information, and predetermined rules.
- the second information includes at least one of the following: second type beam failure recovery parameters, radio link reference signals, frequency domain bandwidth corresponding to MAC-CE signaling, PUCCH resources corresponding to MAC-CE signaling, downlink channels or signals
- second type beam failure recovery parameters radio link reference signals
- frequency domain bandwidth corresponding to MAC-CE signaling PUCCH resources corresponding to MAC-CE signaling
- PUCCH resources corresponding to MAC-CE signaling downlink channels or signals
- a CORESET group includes one or more CORESETs in the frequency domain bandwidth, and a frequency domain bandwidth includes one of the following: serving cell, carrier, BWP (BandWidth Part, bandwidth part), one PRB (Physical Resource Block, physical resource block) collection.
- a PRB set includes continuous PRBs or non-continuous PRBs.
- the CORESET in a CORESET group can be configured to include the same identification information, where the identification information can be understood as the identification or other names of the CORESET group.
- the quasi co-location reference signals associated with the predetermined quasi co-location parameters of the CORESET included in one CORESET set are the same, or the CORESET in the one CORESET set satisfies the quasi co-location relationship with respect to the predetermined quasi co-location parameters.
- the quasi co-location reference signals associated with the predetermined quasi co-location parameters of the CORESET in different CORESET sets are different, or the CORESET in different CORESET sets does not satisfy the quasi co-location relationship with respect to the predetermined quasi co-location parameters.
- the predetermined quasi co-location parameter includes one or more of the following parameters: spatial reception parameter (Spatial Rx parameter), Doppler shift (Doppler shift), Doppler spread (Doppler spread), average delay (average delay), delay spread (delay spread), average gain (average gain).
- spatial reception parameter Spatial Rx parameter
- Doppler shift Doppler shift
- Doppler spread Doppler spread
- average delay average delay
- delay spread delay spread
- average gain average gain
- the CORESET set satisfies at least one of the following characteristics:
- the CORESET in the same CORESET set meets the quasi-co-location relationship with respect to the predetermined quasi-co-location parameters; the quasi-co-location reference signals of the associated predetermined quasi-co-location parameters of the CORESET in the same CORESET set are the same; the CORESET in different CORESET sets is about the predetermined quasi-co-location The parameters do not satisfy the quasi-co-location relationship; the quasi-co-location reference signals of the associated predetermined quasi-co-location parameters of CORESET in different CORESET sets are different.
- the beam failure recovery parameter includes at least one of the following:
- the uplink channel includes PUCCH, where the PUCCH satisfies at least one of the following characteristics:
- the PUCCH belongs to one PUCCH group; the PUCCH is associated with a predetermined CORESET group; the PUCCH includes PUCCHs belonging to different PUCCH groups.
- the time domain parameters of the search space include at least one of the following:
- determining the second information according to the first information includes:
- the first type of CORESET includes one or more CORESETs, or the first type of CORESET includes a CORESET with a frequency domain bandwidth, or the number of CORESETs included in the first type of CORESET is less than or equal to that included in a frequency domain bandwidth The number of CORESET.
- the first type CORESET is used to determine the second information.
- the CORESET that does not belong to the first type of CORESET in a frequency domain bandwidth is not used to determine the second information, for example, it is not used to determine the beam failure detection reference signal, and the quasi co-located reference signal is not obtained according to the new reference signal.
- the second information includes a reference signal set, wherein the reference signal set includes at least one of the following reference signal sets:
- a beam failure detection reference signal set ; a wireless link detection reference signal set; a new reference signal set; wherein the reference signal set includes at most A reference signals, and the A is a positive integer greater than or equal to 1.
- the value of A is associated with at least one of the following information: the number of CORESET groups; the number of CORESETs; the reported capability information; the number of frequency domain bandwidth groups; the maximum number of SSBs.
- the capability information may be capability information for processing the reference signal set reported by the terminal, for example, may be the maximum number of reference signals that can be included in the reference signal set reported by the terminal.
- the determining the second information according to the first information includes at least one of the following:
- the second information is determined according to the first information; in the case where the number of frequency domain bandwidths configured with the second information is greater than the second predetermined value Determining the second information according to the first information; determining the second information according to the first information in the case that the total number of reference signals of the first type in the frequency domain bandwidth group is greater than a third predetermined value; In a predetermined period of time, when the total number of the first-type reference signals in the frequency domain bandwidth group is greater than a fourth predetermined value, the second information is determined according to the first information; wherein, the The first type of reference signal includes at least one of the following: a beam failure detection reference signal, a wireless link detection reference signal, and a new reference signal.
- Each frequency domain bandwidth in the above frequency domain bandwidth group is configured with second information. It can also be referred to as the first type of frequency domain bandwidth group.
- the implementation of determining the first type of CORESET according to the first information includes one of the following:
- the first type of CORESET is determined according to the CORESET in the target CORESET group; the first type of CORESET is formed by one CORESET selected in each CORESET group.
- the CORESET group index is incremented, and then the CORESET priority level in the CORESET group is determined in the descending order of CORESET as the first type of CORESET, for example, in this order in a frequency domain bandwidth Select the first type of CORESET in the CORESET.
- the first type of CORESET is determined according to the time domain parameters of the search space associated with the CORESET.
- the first type of CORESET is determined according to the CORESET in a frequency domain bandwidth in a frequency domain bandwidth group; the third method in the following application embodiment 4 can be referred to.
- the first type of CORESET is determined according to the CORESET in a frequency domain bandwidth whose frequency domain bandwidth index in a frequency domain bandwidth group satisfies predetermined characteristics; the third method in the following application embodiment 4 can be referred to.
- the first type of CORESET is determined according to the CORESET in the frequency domain bandwidth whose frequency domain bandwidth index satisfies the predetermined characteristic; the description in the following application embodiment 4 may be referred to.
- the first type of CORESET is determined according to the beam failure detection reference signal; the description of the solution 7 and the solution 11 in the following application embodiment 6 can be referred to.
- the first type of CORESET is obtained according to the CORESET corresponding to the new reference signal, wherein the correspondence between the new reference signal and the CORESET is obtained according to the signaling information; the solution 13 in the following application embodiment 6 can be referred to In the description.
- the first type of CORESET is determined according to whether the frequency domain bandwidth is the main frequency domain bandwidth. Please refer to the description in Scheme 14 in Application Example 6 below.
- the frequency domain bandwidth satisfying the predetermined characteristic in the frequency domain bandwidth group may be There is only one, for example, the frequency domain bandwidth with the lowest (or highest) frequency domain bandwidth index in this frequency domain bandwidth group.
- the frequency domain bandwidth group here is referred to as the second type of frequency domain bandwidth group, and is different from the above-mentioned first type of frequency domain bandwidth group. In this frequency domain bandwidth group, not every frequency domain bandwidth is configured with second information.
- the above-mentioned determination of the first type of CORESET can also become the selection of the first type of CORESET.
- the target CORESET group satisfies at least one of the following characteristics:
- the target CORESET group has the highest priority among the CORESET groups; the CORESET group index of the target CORESET group satisfies a predetermined characteristic; wherein, the CORESET group index satisfies the predetermined characteristic may be that the CORESET group index is the highest, or the CORESET group index The group index is the lowest; the target CORESET group includes the CORESET whose time domain parameters of the associated search space meet the predetermined characteristics; the target CORESET group is obtained according to the received signaling information, for example, the signaling information includes The CORESET group index of the first type of CORESET; the number of CORESET included in the target CORESET group is the largest in each CORESET group; the number of CORESET sets included in the target CORESET group is the largest in each CORESET group; the target The CORESET group includes CORESETs whose CORESET index meets predetermined characteristics, for example, the CORESET group includes the CORESET with the lowest CORESET index; the number of CORESETs whose
- the CORESET group is the most; the number of CORESET sets whose time-domain parameters of the associated search space included in the target CORESET group meet the predetermined characteristics is the most in each CORESET group; the number of CORESET groups in the target CORESET group is 1.
- the time domain parameters of the aforementioned search space satisfying predetermined characteristics may be that the period of the search space is the shortest, the search space has the most detection opportunities in one time slot, and the detection time of the search space in one cycle At most, the number of time slots lasting for one detection opportunity of the search space is the largest, and so on.
- the target CORESET group is determined according to at least one of the following information:
- CORESET group index the time domain parameters of the search space associated with CORESET included in the CORESET group; the number of CORESET included in the CORESET group; the number of CORESET collections included in the CORESET group; the index of the CORESET included in the CORESET group.
- the beam failure recovery parameter as the beam failure detection reference signal set as an example for explanation.
- the co-location relationship, where the reference signal in the beam failure detection reference signal set may be configured or acquired in an implicit manner.
- the method of obtaining according to the implicit method includes obtaining the beam failure detection reference signal set according to the quasi-co-location reference signal associated with the predetermined quasi-co-location parameter of CORESET in a CORESET group. For example, there are a total of 5 CORESET in a frequency domain bandwidth.
- the 5 CORESETs are divided into two groups.
- CORESET group 1 includes ⁇ CORESET1, CORESET2, CORESET4 ⁇
- CORESET group 2 includes ⁇ CORESET3, CORESET5 ⁇
- the beam failure detection reference signal set can only include 2 reference signals. For this reason, it can be specified that the terminal is determined according to the CORESET in a CORESET group, and at this time, only the link performance of the CORESET in a CORESET group is detected.
- the link performance in the CORESET group is relatively poor (for example, when the beam failure moment reaches a predetermined number of times), it is considered that a beam failure event has occurred, and the CORESET group of the above-mentioned determined beam failure detection reference signal set is the target CORESET group.
- the target CORESET group satisfies at least one of the following characteristics: a predetermined CORESET group, a main CORESET group, the CORESET group with the lowest CORESET group index, a CORESET group configured by the base station through signaling information, the CORESET with the largest number of CORESETs, and the CORESET.
- the CORESET group with the largest number of CORESET sets and high priority included in the group, wherein the priority of the CORESET group is determined according to the time domain parameters of the CORESET associated search space in the CORESET group.
- the first type of CORESET is formed by one CORESET selected in each CORESET group
- CORESET is selected
- One CORESET can be selected in each CORESET group.
- the reference signal in the beam failure detection reference signal set there is a corresponding relationship with more than one CORESET group.
- the CORESET in the CORESET group can be sorted by priority, first keep the CORESET level in the CORESET group unchanged, the CORESET group increases, and then the CORESET level in the CORESET group decreases Select CORESET in the sequence of selecting CORESET, that is, select CORESET in the CORETSET group in turn, and then determine the beam failure detection reference signal according to the selected CORESET.
- the higher the level of CORESET the higher the priority of the CORESET selected as the first CORESET.
- CORESET group 1 includes ⁇ CORESET1, CORESET2, CORESET4 ⁇
- CORESET group 2 includes ⁇ CORESET3, CORESET5 ⁇ .
- the CORESET priorities in the above CORESET group are arranged in the order described above. Decrease, if A is equal to 2, the last selected CORESET is ⁇ CORESET1, CORESET3 ⁇ , that is, one CORESET is selected in the two CORESET groups.
- the last selected CORESET is ⁇ CORESET1, CORESET3, CORESET2 ⁇ , that is, CORESET1 in CORESET group 1 is selected first, then CORESET3 in CORESET group 2 is selected first, and then CORESET2 in CORESET group 1 is selected.
- the beam failure detection reference signal in the set has a corresponding relationship with more than one CORESET group.
- the CORESET in the CORESET group can be sorted by priority, and the CORESET group index is kept unchanged (that is, the level of the CORESET group remains unchanged), and the CORESET group is in the CORESET group.
- CORESET decreases in sequence, and then CORESET is selected in the order of increasing CORESET group index, that is, after selecting in one CORESET group, selecting in the next group, and then determining the beam failure detection reference signal according to the selected CORESET.
- the above is the order of increasing the index of the CORESET group, or the order of decreasing the index of the CORESET group.
- the CORESET belonging to one CORESET set corresponds to the same level, that is, only one CORESET in one CORESET set is selected to be included in the first type of CORESET.
- the beam failure detection reference signal set can be determined according to the priority of CORESET. When there is more than one CORESET group, it can be based on the reference signal and the number of reference signals in the beam failure detection reference signal set mentioned above. There is a corresponding relationship between the CORESET groups to determine the beam failure detection reference signal set, and the beam failure detection reference signal can also be determined according to the corresponding relationship between the reference signal in the beam failure detection reference signal set and a CORESET group. set.
- the number B of reference signals actually included in the beam failure detection reference signal set is determined according to the number of CORESET groups, for example, the more CORESET groups, the maximum number of reference signals included in the beam failure detection reference signal set A value and/or The number B of reference signals actually included is larger.
- a BWP can be configured with 5 CORESETs at most, but there are only 2 detection reference signals for beam recovery or wireless link detection reference signals.
- the above technical solution shows how to determine the reference signal to be detected among these 5 CORESETs.
- Program the reference signal set may also be determined according to the number of CORESET, where the reference signal set includes at least one of the following: a beam failure detection reference signal set, and a wireless link detection reference signal set. You can refer to the method described in Application Example 2 below.
- the reference signal set is determined according to the number of CORESET sets, where the reference signal set includes at least one of the following: a beam failure detection reference signal set, and a wireless link detection reference signal.
- the following takes the beam failure detection reference signal set as an example to describe. You can refer to the method described in Application Example 3 below.
- the determining the first type of CORESET according to the first information includes:
- the first type of CORESET is determined in the CORESET included in a frequency domain bandwidth according to the time domain parameters of the search space associated with CORESET, or the first type of CORESET is determined in the CORESET included in a CORESET group according to the time domain parameters of the search space associated with CORESET.
- One type of CORESET is determined in the CORESET included in a frequency domain bandwidth according to the time domain parameters of the search space associated with CORESET, or the first type of CORESET is determined in the CORESET included in a CORESET group according to the time domain parameters of the search space associated with CORESET.
- the time domain parameters of the search space include at least one of the following:
- the first type of CORESET includes A CORESETs, and A search spaces associated with the A CORESETs satisfy one of the following characteristics:
- a search space with the shortest period for example, there are 5 CORESETs in a BWP, and the final selection of 2 CORESETs is among the two CORESETs with the shortest associated search space period among the 5 CORESETs.
- the two search spaces with the shortest period may not be absolutely smallest, because the shortest and the next shortest of a CORESET correlation period should be considered.
- the shortest here is regarded as the CORESET level.
- a search space with the most detection opportunities in a time slot A search space with the most detection opportunities in a time slot.
- a search space with the largest number of slots for which a detection opportunity lasts is provided.
- the first type of CORESET includes at most A CORESETs, or the first type of CORESET includes at most A CORESET sets, and the A is a positive integer greater than or equal to 1.
- the time domain density is determined according to one of the following information:
- the first quotient value wherein the first quotient value is equal to the quotient of the first product and the period of the search space, and the first product is equal to the number of detection occasions in the search space in one time slot and the duration of one detection occasion in the search space
- the first type of CORESET may be selected from CORESETs in a predetermined frequency domain bandwidth in a frequency domain bandwidth group, or selected from CORESETs in a frequency domain bandwidth whose frequency domain bandwidth index satisfies predetermined characteristics.
- the first type of CORESET Refer to the description in Application Example 4 below.
- the first type of CORESET may also be determined according to the CORESET corresponding to the new reference signal, wherein the correspondence between the new reference information and the CORESET is obtained according to signaling information. Please refer to the description in Scheme 13 in Application Example 6 below.
- the first type of CORESET may also be determined according to whether the frequency domain bandwidth is the main frequency domain bandwidth. You can refer to the method described in Scheme 14 in Application Example 6 below.
- the determining the second information according to the first information includes the following At least one of:
- the quasi co-located reference signal of the predetermined downlink channel and/or signal in the second frequency domain bandwidth is obtained according to the second reference signal, wherein the second reference signal and the new reference signal of the first frequency domain bandwidth are There is a corresponding relationship between them, wherein the first frequency domain bandwidth and the second frequency domain bandwidth belong to the same frequency domain bandwidth group; starting from the second moment, the predetermined uplink channel and/or the second frequency domain bandwidth The signal spatial transmission filter is obtained according to the new reference signal of the first frequency domain bandwidth, wherein the first frequency domain bandwidth and the second frequency domain bandwidth belong to the same frequency domain bandwidth group; the third time Initially, the quasi co-located reference signal of the predetermined downlink channel and/or signal in each frequency domain bandwidth in the frequency domain bandwidth group is obtained according to a second reference signal, wherein the second reference signal and the first frequency domain bandwidth There is a corresponding relationship between the new reference signals in the frequency domain bandwidth group, the first frequency domain bandwidth is included in the frequency domain bandwidth group; starting from the fourth moment, the predetermined uplink channel
- the CORESET index of the CORESET in the two frequency domain bandwidths is the same; according to the signaling information, it is determined that starting from the first moment, only the quasi co-located reference signal of the CORESET in the first frequency domain bandwidth is obtained according to the new reference signal, or whether In the frequency domain bandwidth group where the first frequency domain bandwidth is located, the quasi co-located reference signal of CORESET in each frequency domain bandwidth is based on the second reference signal.
- the new reference signal is in the first frequency domain bandwidth; the second reference signal is in the second frequency domain bandwidth; the second reference signal is associated with a predetermined type of quasi co-located reference signal; the first 2.
- the reference signal and the predetermined downlink channel and/or signal are in the same frequency domain bandwidth;
- the transmission configuration indication state TCI state in which the second reference signal and the new reference signal are located has a fixed index difference; the second The index difference between the reference signal and the resource where the new reference signal is located is fixed;
- the second reference signal is the new reference signal in the first frequency domain bandwidth; in the first frequency domain bandwidth and the predetermined downlink channel And/or when the signal is in the same serving cell, the second reference signal is a new reference signal in the first frequency domain bandwidth.
- the predetermined downlink channel includes at least one of the following channels:
- the first type of CORESET the downlink channel scheduled by the PDCCH in the first type of CORESET; wherein, the first type of CORESET is determined according to the first information.
- the implementation of determining the first type of CORESET according to the first information includes one of the following:
- the target CORESET group has the highest priority among the CORESET groups; the CORESET group index of the target CORESET group meets a predetermined characteristic; the time domain parameters of the associated search space in the target CORESET group meet the predetermined characteristic CORESET;
- the target CORESET group is obtained according to the received signaling information; the number of CORESET included in the target CORESET group is the largest in each CORESET group; the number of CORESET sets included in the target CORESET group is the largest in each CORESET group;
- the target CORESET group includes CORESETs whose CORESET index meets predetermined characteristics; the number of CORESETs whose time domain parameters of the associated search space included in the target CORESET group meets the predetermined characteristics is the largest in each CORESET group; the target CORESET group includes The number of CORESET sets whose time domain parameters of the associated search space meets the predetermined characteristics is the largest in each CORESET group; the number of CORESET groups in the target CORESET group is 1.
- the determining the second information according to the first information includes at least one of the following:
- the frequency domain bandwidth corresponding to the first type of MAC-CE signaling is determined to be activated or updated according to a predetermined rule, where the predetermined rule includes that when the RRC signaling configures the frequency domain bandwidth group, the MAC-CE signaling
- the corresponding frequency domain bandwidth includes the frequency domain bandwidth group where the frequency domain bandwidth corresponding to the frequency domain bandwidth index carried in the MAC-CE signaling is located, or includes the frequency domain bandwidth group; it is determined to activate or update the first Similar to the frequency domain bandwidth corresponding to the MAC-CE signaling, the predetermined rule includes that when the RRC signaling does not configure a frequency domain bandwidth group, the frequency domain bandwidth corresponding to the MAC-CE signaling includes the MAC-CE
- the frequency domain bandwidth corresponding to the frequency domain bandwidth index carried in the signaling; the PUCCH corresponding to the MAC-CE signaling that activates or updates the PUCCH spatial relationship information is determined according to a predetermined rule, where the predetermined rule includes when the RRC signaling configures the PUCCH group In the case
- the first type of MAC-CE includes one of the following: MAC-CE that activates or updates the TCI state ID of PDSCH; MAC-CE that activates or updates the TCI state ID of CORESET; PUCCH that activates or updates the PUCCH spatial relationship; activates or Update the PUCCH of the spatial relationship of the PUCCH resource group.
- the division of the frequency domain bandwidth group is determined according to signaling information; a primary cell group MCG includes one or more frequency domain bandwidth groups; a secondary cell group SCG includes one or more frequency domain bandwidth groups
- the frequency domain bandwidth group shares the high-level signaling to activate or update the TCI state ID of the PDSCH; the CORESET of the same CORESET index in the frequency domain bandwidth group shares the high-level signaling to activate or update the TCI state ID of the PDSCH;
- the domain bandwidth group shares the high-level signaling for activating or updating the spatial relationship information of the PUCCH; the frequency domain bandwidth group shares the high-level signaling for activating or updating the spatial relationship information of the PUCCH resource group;
- the frequency-domain bandwidth group includes a serving cell BWP, such as all BWPs in a serving cell.
- the determining the second information according to the first information includes:
- the quasi co-located reference signal of the CORESET in the CORESET group is obtained according to the new reference signal corresponding to the CORESET group, where each new reference signal corresponds to a CORESET group and a new reference signal with a frequency domain bandwidth.
- the reported information includes indication information of more than one new reference signal, and there is a corresponding relationship between the more than one new reference signal and the CORESET group.
- the first information is the CORESET group
- the second information is the CORESET for obtaining the quasi co-located reference signal according to the new reference signal.
- Each new reference signal corresponds to a CORESET group, which means that different new reference signals correspond to different COREST groups.
- the determining the second information according to the first information further includes:
- the beam failure detection reference signal set in the above is the first type of beam failure recovery parameter; "The predetermined downlink channel and/or the quasi co-located reference signal are determined according to the new reference signal Signal; Determine the uplink channel or signal of the spatial transmission filter parameter according to the new reference signal; Determine the uplink channel or signal of the spatial transmission filter parameter according to the channel or signal containing the beam failure request information" is the second type of beam failure recovery parameter.
- the quasi co-located reference signal of the predetermined downlink channel and/or signal is updated according to the new reference signal; wherein, the predetermined downlink channel includes the third type of CORESET and the third type of CORESET scheduling Before the seventh time, the third type of CORESET and the reference signal in the beam failure detection reference set meet the quasi co-location relationship, or the beam failure detection reference signal is based on the The quasi co-location reference signal acquisition of CORESET is described.
- one or more of the first time, the second time, the third time, the fourth time, the fifth time, the sixth time, and the seventh time This includes one of the following moments:
- a beam failure recovery parameter is configured in the first frequency domain bandwidth, or the first frequency domain bandwidth is called a beam failure frequency domain bandwidth.
- the frequency domain bandwidth in the frequency domain bandwidth group where the first frequency domain bandwidth is located shares at least one of the following signaling information: sharing the TCI state of the PDSCH activates MAC-CE signaling, sharing the TCI state of the PDSCH configures RRC signaling, and sharing The TCI state of CORESET activates MAC-CE signaling and shares the TCI state of CORESET to configure RRC signaling.
- the frequency domain bandwidth group in which the first frequency domain bandwidth is located includes all BWPs in one CC.
- the first method of sending beam failure request information When the first method of sending beam failure request information is adopted, it starts at a predetermined time after sending the beam failure request, and the determined quasi co-location reference signal of CORESET is determined according to the new reference signal; when the second method of sending beam failure request information is adopted At a predetermined time after receiving the response information including the beam failure request information sent in the second step, the determined quasi co-location reference signal of CORESET is determined according to the new reference signal.
- the quasi co-located reference signal of the CORESET When the quasi co-located reference signal of the CORESET is obtained based on the new reference signal, the quasi co-located reference signal of the PDSCH scheduled in the CORESET may also be obtained based on the new reference signal.
- determining the first type of CORESET according to the first information includes:
- the first type of CORESET is determined in the second type of CORESET, wherein one CORESET selected in each CORESET set constitutes the second type of CORESET, or a CORESET in a frequency domain bandwidth constitutes the second type of CORESET.
- determining the first type of CORESET in the second type of CORESET includes at least one of the following:
- the first type of CORESET is determined based on the first information; in the case that the number of CORESETs in the second type of CORESET is greater than the A value, the first type of CORESET is determined based on the first information A type of CORESET; when the number of CORESETs in the second type of CORESET is less than or equal to the A value, the first type of CORESET includes the second type of CORESET.
- the determining of the second information according to the first type of CORESET includes at least one of the following:
- the spatial transmission filter of the uplink channel or signal is determined according to the channel and/or signal including the beam failure request information; according to the first type of CORESET, the CORESET that meets the quasi co-location relationship with the beam failure detection reference signal is determined; according to the first type of CORESET Determine the CORESET that meets the quasi co-location relationship with the wireless link detection reference signal.
- n reference signals according to n quasi-co-located reference signals of the m quasi-co-located reference signals of a CORESET wherein the m quasi-co-located reference signals are all associated with spatial reception parameters, wherein the m and n are greater than Or a positive integer equal to 1; obtain the quasi co-located reference signals corresponding to q resource groups in the m resource groups of a CORESET according to p new reference signals, where p, q are positive integers greater than or equal to 1;
- z resource groups and the reference signal satisfy a quasi co-location relationship, where z is a positive integer less than or equal to m.
- the reference signal includes at least one of the following: a beam failure detection reference signal, a new reference signal, a wireless link detection reference signal, a CORESET associated m resource group, and each resource group corresponds to a quasi co-located reference signal set.
- the determining the second information according to the first information further includes:
- the number of sets of quasi co-location parameters of the downlink channel or signal is determined according to the signaling information, where the signaling information includes PDSCH scheme information, the downlink channel or signal and the PDCCH scheduling the downlink channel or signal.
- the time interval is less than a predetermined value, and when the number of sets of quasi co-location parameters is greater than 1, different co-location parameters include the same type of quasi co-location parameters; and/or
- the scheme range of the receivable PDSCH is determined according to the capability information reported by the communication node, where the capability information includes the number of sets of spatial reception parameters associated with channels or signals received at the same time, wherein the communication node includes communication for receiving the PDSCH node.
- the above technical solutions provide a solution to the technical problem of how many default beams of the PDSCH should be, and how to realize the power saving of the terminal while meeting the system requirements. That is, the number of default beams is determined according to the scheme of the PDSCH.
- the determining the second information according to the first information further includes:
- the priority of the channel or signal where the beam failure request information is located is determined according to a predetermined rule, where the priority corresponding to the beam failure request information is the predetermined priority; the priority of the channel or signal where the beam failure request information is located is determined according to the signaling information.
- the beam failure request information includes at least one of the following information: new reference information, a beam failure event has occurred on at least one frequency domain bandwidth; the channel where the beam failure request information is located includes PUCCH; the beam failure request information is located The channel includes SR-PUCCH; the priority of the channel where the beam failure request information is located is the first priority, and there are two priorities; the priority of the channel where the beam failure request information is located is the second priority, and there are three priorities level.
- the above technical solution solves the priority selection between the SR-BFR and the two-level SR of the logical channel, and the multiplexing problem with HARQ-ACK.
- FIG. 3 is a schematic flowchart of a method for determining correspondence provided by this application. This method can be applied to the situation of beam failure recovery when the number of CORESET is large.
- the method may be executed by the apparatus for determining the correspondence provided in the present application, and the apparatus for determining the correspondence may be implemented by software and/or hardware, and integrated into a communication device, such as a UE.
- a method for determining correspondence includes:
- S220 Determine the first correspondence relationship according to the signaling information and/or predetermined rules.
- the first correspondence includes at least one of the following: the correspondence between N pieces of third information and M sets of beam failure recovery parameters; the correspondence between the first type of frequency domain bandwidth group and the second type of frequency domain bandwidth group Wherein, the N and M are positive integers greater than or equal to 1, and the third information includes at least one of the following information: CORESET group, frequency domain bandwidth group.
- a correspondence relationship between the third information and the beam failure recovery parameter is established, where the third information includes one or more of the CORESET group and the frequency domain bandwidth group, and the beam failure recovery parameter is the beam failure recovery process One or more parameters configured in.
- the beam failure recovery parameter includes at least one of the following parameters:
- the correspondence between the N pieces of third information and M sets of beam failure recovery parameters includes at least one of the following:
- the N third information values respectively correspond to N sets of beam failure recovery parameters; each of the N third information values corresponds to a set of beam failure recovery parameters.
- the correspondence between the N pieces of third information and M sets of beam failure recovery parameters includes at least one of the following:
- the N third information values correspond to a beam failure detection reference signal; each of the N third information values corresponds to a candidate reference signal set; among the N third information values, Each third information value corresponds to a new reference signal.
- the new reference signal corresponding to the third information value is derived from the third information value Corresponding candidate reference signal set.
- the first type of frequency domain bandwidth group and the second type of frequency domain bandwidth group satisfy one of the following characteristics:
- the first type of frequency domain bandwidth group and the second type of frequency domain bandwidth group share the division signaling of the frequency domain bandwidth group; the first type of frequency domain bandwidth group and the second type of frequency domain bandwidth group correspond to the division signal of a frequency domain bandwidth group respectively Let; the second type of frequency domain bandwidth group is determined by the frequency domain bandwidth of the CORESET indexed by the first type of frequency domain bandwidth group.
- one or more of the beam failure detection reference signal set and the wireless link detection reference signal set is determined according to the CORESET group.
- the following describes the determination of the beam failure detection reference signal as an example, and the same method can be used to determine the wireless link detection reference signal.
- the determining the beam failure detection reference signal according to the CORESET group includes one or more of the following solutions:
- Solution 1 There is a correspondence between the reference signal in the beam failure detection reference signal set and a CORESET group, such as the reference signal in the beam failure detection reference signal set and the demodulation reference signal of the PDCCH in the CORESET in a CORESET group.
- the reference signal in the beam failure detection reference signal set can be configured or acquired according to an implicit method, and the acquisition according to the implicit method includes a predetermined quasi co-location parameter associated with CORESET in a CORESET group
- the quasi co-located reference signal of the quasi co-location reference signal obtains the beam failure detection reference signal set. For example, there are a total of 5 CORESETs in a frequency domain bandwidth.
- CORESET group 1 includes ⁇ CORESET1, CORESET2, CORESET4 ⁇
- CORESET group 2 includes ⁇ CORESET3, CORESET5 ⁇
- the beam failure detection reference signal set can only include 2 reference signals. For this reason, it can be specified that the terminal is determined according to the CORESET in a CORESET group. At this time, only the link performance of the CORESET in the CORESET group is detected. When the link performance in the system is relatively poor (for example, when the beam failure time reaches a predetermined number of times), it is considered that a beam failure event has occurred.
- the CORESET group (hereinafter referred to as the first CORESET group) of the above-mentioned determination of the beam failure detection reference signal set meets the following characteristics At least one of: the CORESET group is a predetermined CORESET group, the main CORESET group, the CORESET group with the lowest CORESET group index, a CORESET group configured by the base station through signaling information, including the CORESET with the largest number of CORESETs, the CORESET group includes The CORESET group with the largest number of CORESET sets and high priority, for example, the priority of the CORESET group is determined according to the time domain parameters of the CORESET associated search space in the CORESET group.
- Solution 2 When the number of CORESETs included in the first CORESET group is less than the value A, or the number of CORESET groups included in the first CORESET group is less than the value A, one way is to include those included in the beam failure detection reference signal set The number of reference signals is less than the A value, and CORESET (that is, the first type of CORESET) is no longer selected. Another way is to continue to determine the reference signals included in the beam failure reference signal set according to the quasi-co-location reference signal associated with the predetermined quasi-co-location parameter of the CORESET in the second CORESET group.
- the search space associated with the CORESET in the first CORESET group The time-domain parameters of, determine the priority of CORESET, and determine the beam failure detection reference signal set according to the high-priority CORESET or the high-priority A CORESET sets (that is, the first type of CORESET).
- Solution 3 There is a correspondence between the reference signal in the beam failure detection reference signal set and more than one CORESET group. For example, when CORESET is selected, CORESET in the CORESET group is sorted by priority to obtain the relative index of CORESET in the CORESET group. First keep the relative index of CORESET in the CORESET group unchanged (that is, the level of CORESET in the CORESET group remains unchanged), the CORESET group is incremented, and then select CORESET in the order of increasing relative index in the CORESET group, that is, choose CORESET in the CORETSET group in turn , Determine the beam failure detection reference signal according to the selected CORESET (that is, the first type of CORESET).
- CORESET group 1 includes ⁇ CORESET1, CORESET2, CORESET4 ⁇
- CORESET group 2 includes ⁇ CORESET3, CORESET5 ⁇ .
- the CORESET priorities in the above CORESET group are arranged in the order described above. Decrease, if A is equal to 2, the last selected CORESET is ⁇ CORESET1, CORESET3 ⁇ , that is, one CORESET is selected in the two CORESET groups.
- the last selected CORESET is ⁇ CORESET1, CORESET3, CORESET2 ⁇ , that is, CORESET1 in CORESET group 1 is selected first, then CORESET3 in CORESET group 2 is selected first, and then CORESET2 in CORESET group 1 is selected.
- Solution 4 When there is only one CORESET group, the beam failure detection reference signal set is determined according to the priority of CORESET. When there is more than one CORESET group, the beam failure detection reference signal set is determined according to the above solution 1 or solution 2.
- the number B of reference signals included in the beam failure detection reference signal set is determined according to the number of CORESET groups, for example, the more CORESET groups, the larger the A value and/or the B value.
- the priority of the CORESET group or the priority of CORESET in the CORESET group is determined according to the time domain parameters of the search space, wherein the time domain parameters of the search space include at least one of the following: the period of the search space (each search space is independently configured, For example, it is determined by the monitoringSlotPeriodicityAndOffset configured in the search space), the detection timing of the search space in a slot (monitoring occasion, each search space is independently configured, such as through monitoringSymbolsWithinSlot configuration), the search space is continuous between two cycles
- the number of slots to be detected (each search space is configured independently, for example, by the duration configuration in the search space, that is, the number of slots that are continuously detected in a period, which can also be called a search space for an occasion continuous slot At this time, the occurrences with the same time domain symbols in consecutive slots are counted as one occurrence.
- search Space 1 has 6 detection opportunities in a cycle, and 2 detection opportunities in each slot, or search space 1 in Figure 2 has 2 detection opportunities in a cycle, and the number of continuous slots for each detection opportunity is 3) .
- the higher the priority of the CORESET/CORESET group where the search space is located it means one of the following: the shorter the period of the search space; the more detection opportunities of the search space in a slot; the number of slots continuously detected in the search space in a period The larger; the higher the detection time domain density of the search space.
- the CORESET group with the highest priority includes the CORESET associated with the following search space, or the CORESET with the highest priority is associated with the following search space: the search space with the shortest period, the search space associated with the most detection opportunities in a slot, and a period includes The search space with the most detection opportunities, the search space with the highest detection time domain density of the search space, where the detection time domain density of the search space is obtained according to the time domain parameters of the search space, for example, the time domain density is the detection time in a slot Number*Number of consecutively detected slots duration/search space period, or time domain density is the number of detection opportunities in a slot/search space period. As shown in Figure 2, although the period of search space 1 is greater than the period of search space 2, the time domain density of search space 1 is greater than that of search space 2.
- the priority of the CORESET group or CORESET is determined according to the CORESET group index or the CORESET index. For example, the larger (or smaller) the index of the CORESET group, the higher the priority of the CORSEET group, or the larger (or smaller) the index of CORESET, the higher the priority of the CORSEET group.
- the temporal characteristics of the search space include the following One: the period of the search space; the monitoring occasion of the search space in a slot; the number of slots continuously detected in the search space in a period; the detection time domain density of the search space.
- the priority of the CORESET group can also be obtained according to the CORESET index included in the CORESET group. For example, the CORESET group including the highest CORESET index is the highest priority CORESET group, or the CORESET group including the lowest CORESET index is the highest priority CORESET group.
- the wireless link detection reference signal is determined according to the maximum number of SSB and/or the number of CORESET in a frequency domain bandwidth, when the SSB
- the first type of CORESET is determined according to the time domain parameters of the search space associated with CORESET and/or the CORESET group
- the reference signal set is determined according to the first type of CORESET.
- the first type of CORESET is determined according to the time domain parameters of the search space associated with CORESET and/or the CORESET group.
- the reference signal set is determined according to the number of CORESET, where the reference signal set includes at least one of the following: a beam failure detection reference signal set, and a wireless link detection reference signal set.
- the reference signal set includes at least one of the following: a beam failure detection reference signal set, and a wireless link detection reference signal set.
- the following takes the beam failure detection reference signal set as an example to describe.
- the beam failure detection reference signal set is acquired according to the quasi co-located reference signal of the associated space reception parameter of each CORESET in the frequency domain bandwidth.
- the beam failure detection reference signal set is obtained according to the COREST group.
- the acquiring the beam failure detection reference signal set according to the CORESET group includes applying the method described in Embodiment 1.
- the quasi co-location reference signal of the associated spatial reception parameter of the CORESET includes the DMRS of the PDCCH in the CORESET and the quasi co-location reference signal satisfies a quasi co-location relationship with respect to the spatial reception parameter.
- the reference signal set is determined according to the number of CORESET sets, where the reference signal set includes at least one of the following: a beam failure detection reference signal set, and a wireless link detection reference signal.
- the reference signal set includes at least one of the following: a beam failure detection reference signal set, and a wireless link detection reference signal.
- the following takes the beam failure detection reference signal set as an example to describe.
- the beam failure detection reference signal set is obtained according to the COREST group.
- the acquiring the beam failure detection reference signal set according to the CORESET group includes applying the method described in Embodiment 1.
- the aforementioned acquisition of the reference signal set based on the CORESET set can also be referred to as selecting the first type of CORESET in the CORESET (or the CORESET included in a CORESET group) in a frequency domain bandwidth in the descending order of the priority of the CORESET, until the first CORESET is selected.
- a CORESET is selected in the class CORESET, or the CORESET in a frequency domain bandwidth is polled (or the CORESET included in a CORESET group is polled), and when a CORESET is encountered and the first type of CORESET has been selected If the quasi-co-location parameters of the predetermined category meet the quasi-co-location relationship, ignore this CORESET and continue the next CORESET selection.
- the reference signal set is determined according to one or more of CC, CC group, and CORESET group.
- the reference signal set includes at least one of the following reference signal sets: a beam failure detection reference signal set, and a radio link monitoring (Radio link monitoring) reference signal set.
- the beam failure detection reference signal is described below as an example.
- the beam failure detection is determined according to the CC index Reference signal, for example, the beam failure detection reference signal of 8 CCs needs to be detected in a period of time, but the terminal can detect the beam failure detection reference signal of 3 CCs in a period of time. For this reason, one or more of the following solutions can be used A reference signal for determining beam failure detection.
- the first way is to select the beam failure detection reference signals of the 3 CCs with the lowest (or highest) CC index.
- the second way is to select the beam failure detection reference signals of the CCs whose number of CORESET groups included meets the predetermined condition. If the number of beam failure detection reference signals of the CCs that meet the condition is still greater than the second predetermined value, then Determine the beam failure detection reference signal of one or more CCs according to the CC index and/or the CC group index.
- the third method is to determine the beam failure detection reference signal according to the CC group.
- a CC group only one CC is selected, that is, only one CC beam failure detection is performed in each CC group.
- the beam failure detection signal is determined according to the CORESET in the CC.
- the CC group shares the TCI state-ID MAC-CE signaling to activate or update the PDSCH.
- the MAC-CE activates the same TCI state-ID set for each CC in the CC group.
- the MAC-CE activates ⁇ TCI state 1, TCI state 3, TCI state 8, TCI state 12 ⁇ , then ⁇ TCI state 1, TCI state 3, TCI state 8, TCI state 12 ⁇ in each CC in the CC group is activated.
- a TCI state list (list) is configured for each CC or each BWP of each CC, and the TCI state activated in each CC belongs to the TCI state list in the CC.
- the CC group shares the TCI state-ID MAC-CE signaling that activates or updates CORESET.
- the MAC-CE signaling activates the TCI state-1 for CORESET-1
- each of the CC groups The CORESET-1 in the CC activates TCI state-1.
- the TCI state-1 activated by the CORESET-1 in each CC belongs to the TCI state list configured by the RRC signaling in the CORESET-1 in the CC
- the TCI state-1 with a relative index of 1, for example, the absolute index of the TCI state with a relative index of TCI state-1 can be other values, such as TCI state-8.
- a frequency domain bandwidth group only one frequency domain bandwidth is configured with beam failure recovery parameters, and only one frequency domain bandwidth beam failure recovery process is performed.
- the frequency domain bandwidth in the frequency domain bandwidth group shares at least one of the following signaling information: sharing the TCI state of PDSCH activates MAC-CE signaling, sharing the TCI state of PDSCH configures RRC signaling, and sharing the TCI state of CORESET is activated MAC-CE signaling, sharing the TCI state of CORESET configures RRC signaling.
- the CORESET (that is, the first type of CORESET is also the predetermined downlink channel) is determined according to the signaling information and/or predetermined rules to obtain the quasi-co-location reference signal or the quasi-co-location parameter according to the indication information of the new reference signal. ).
- One or more of the following solutions may be used to determine CORESET for acquiring the quasi-co-location reference signal or quasi-co-location parameter according to the new reference signal indication information.
- Solution 1 The quasi co-location reference signal of CORESET in the first CORESET group in the beam failure frequency domain bandwidth is obtained according to the new reference signal indication information, and the quasi co-location reference signal of CORESET in the second CORESET group is not updated, where The first CORESET group is the CORESET group with the highest priority.
- the priority of the CORESET group can adopt the above method, that is, the priority of the CORESET group is determined according to one or more of the following information: the time of the search space associated with the CORESET group Domain parameter, index of CORESET group, index of CORESET included in CORESET group.
- the first CORESET group includes the CORESET group where the CORESET that meets the quasi co-location relationship with the reference signal in the beam failure detection reference signal set is located.
- Solution 2 The quasi co-location reference signal of CORESET in the first CORESET group in each frequency domain bandwidth in the frequency domain bandwidth group where the beam failure frequency domain bandwidth is located is obtained according to the new reference signal indication information.
- the group index of the first CORESET group in each frequency domain bandwidth and the first CORESET group in the beam failure frequency domain bandwidth are the same.
- Solution 3 All the quasi co-located reference signals of CORESET in the frequency domain bandwidth of the beam failure are obtained according to the new reference signal indication information.
- Solution 4 The quasi co-location reference signal of CORESET in all CORESET groups in each frequency domain bandwidth in the frequency domain bandwidth group where the beam failure frequency domain bandwidth is located is obtained according to the new reference signal indication information.
- Solution 5 The quasi co-location reference signal of CORESET in the beam failure frequency domain bandwidth and the reference signal in the beam failure detection reference signal set satisfying the quasi co-location relationship is obtained according to the new reference signal indication information, and the frequency domain bandwidth neutralizes the The quasi co-location reference signal of CORESET whose beam failure detection reference signal does not satisfy the quasi co-location relationship is not updated.
- the beam failure detection reference signal includes two reference signals: reference signal 1 and reference signal 2, and ⁇ CORESET3, CORESET1 ⁇ and reference signal 1 meet the quasi co-location relationship, ⁇ CORESET4 ⁇ and reference signal 2 meet the quasi co-location relationship, then the quasi co-location reference signal of ⁇ CORESET3, CORESET1, CORESET4 ⁇ is obtained according to the new reference signal indication information, and the quasi co-location reference signal of ⁇ CORESET2, CORESET5 ⁇ is not updated.
- the quasi-co-location reference signal of CORESET that satisfies the quasi-co-location relationship in each frequency-domain bandwidth in the frequency-domain bandwidth group where the beam failure frequency-domain bandwidth is located and the reference signal in the beam failure detection reference signal set is based on the new Reference signal indicates information acquisition.
- the reference signal in each frequency domain bandwidth in the frequency domain bandwidth group and the reference signal in the beam failure detection reference signal set meets the CORESET of the quasi co-location relationship with respect to the spatial reception parameters, and the quasi co-location reference signals of these CORESETs are based on the new Reference signal indicates information acquisition.
- Solution 7 The quasi co-location reference signal of CORESET in the beam failure frequency domain bandwidth used to obtain the beam failure detection reference signal is obtained according to the new reference signal.
- Solution 8 After the quasi co-location reference signal of CORESET(n) in the beam failure frequency domain bandwidth is updated, the frequency domain bandwidth group where the beam failure frequency domain bandwidth is located and the index of the CORESET(n) are the same for each CORESET The quasi-co-location reference signal is also updated, that is, the quasi-co-location reference signal of CORESET(n) in all frequency-domain bandwidths in the frequency-domain bandwidth group is updated.
- the beam failure frequency domain bandwidth is frequency domain bandwidth 1
- the quasi co-located reference signal of CORESET(n) in frequency domain bandwidth 2 in the frequency domain bandwidth group is obtained according to the second reference signal in frequency domain bandwidth 2.
- the TCI state ID where the second reference signal is located is the same as the TCI state ID where the new reference signal is located, or the second reference signal is the same as the new reference signal.
- the resource indexes of the signals are the same, or the resource indexes differ by a predetermined value.
- the quasi co-location reference signal of the associated space reception parameter of CORESET(n) in the frequency domain bandwidth 2 is the new reference signal, and the quasi co-location reference signal of the second type of quasi co-location parameter associated with CORESET(n) in the frequency domain bandwidth 2
- the co-site reference signal is the second reference signal.
- Solution 9 One or more CORESETs are selected in each CORESET group in the beam failure frequency domain bandwidth, and the quasi co-located reference signal of the selected CORESET is obtained according to the new reference signal.
- Solution 10 In each frequency domain bandwidth in the frequency domain bandwidth group where the beam failure frequency domain bandwidth is located, select one or more CORESET in each CORESET group in this frequency domain bandwidth, and the quasi co-location reference of the selected CORESET The signal is acquired according to the new reference signal.
- Solution 11 According to the method of determining the beam failure detection reference signal, determine the CORESET using the new reference signal. For example, the beam failure detection reference signal only meets the quasi co-location relationship with the CORESET in a CORESET group, then the CORESET using the new reference signal also belongs to A CORESET group. The beam failure detection reference signal and the CORESET in more than one CORESET group meet the quasi co-location relationship, then the CORESET using the new reference signal comes from the more than one CORESET group, that is, the quasi co-location of the CORESET in more than one CORESET group The reference signal is obtained according to the new reference signal. Or the beam failure detection reference signal and the CORESET in more than one CORESET group satisfy the quasi co-location relationship, then the quasi co-location reference signals of all CORSETs in the frequency domain bandwidth are obtained according to the new reference signal.
- a new reference signal with a beam frequency domain bandwidth includes more than one reference signal, and different new reference signals correspond to different CORESET groups, and the quasi co-located reference signal of CORESET in each CORESET group is based on the presence of the CORESET group The new reference signal of the corresponding relationship is acquired.
- the combination of more than one new reference signal may be configured by the base station.
- Solution 13 According to the signaling information and/or predetermined rules, establish the correspondence between the reference signal and CORESET in the candidate reference signal set.
- One candidate reference signal can correspond to more than one CORESET, and different candidate reference signals can correspond to different CORESET.
- the terminal selects a candidate reference signal as the new reference signal, the quasi co-located reference signal of CORESET corresponding to the new reference signal is obtained according to the new reference signal.
- Solution 14 Determine whether the beam failure frequency domain bandwidth is the primary frequency domain bandwidth (such as special cell) or the secondary frequency domain bandwidth (such as secondary cell) to determine the CORESET to obtain the quasi co-location relationship based on the new reference signal.
- the primary frequency domain bandwidth is based on the new
- the CORESET of the reference signal acquisition quasi co-location relationship includes the CORESET of the associated beam failure detection search space, where the beam failure detection search space is configured through high-level signaling.
- the CORESET that obtains the quasi co-location relationship in the secondary frequency domain bandwidth according to the new reference signal includes the CORESET determined according to the above-mentioned schemes 1-13.
- Which of the above-mentioned solutions is adopted may be signaled to the terminal, or predetermined by the base station and the terminal. Or the signaling information informs the terminal whether only the quasi co-location reference signal of CORESET in the beam failure frequency domain bandwidth is obtained according to the new reference signal, or whether the beam failure frequency domain bandwidth is located in the frequency domain bandwidth group, in each frequency domain bandwidth The quasi co-located reference signal of CORESET is obtained according to the new reference signal.
- the beam failure recovery parameter is configured in the beam failure frequency domain bandwidth.
- the frequency domain bandwidth in the frequency domain bandwidth group where the beam failure frequency domain bandwidth is located shares at least one of the following signaling information: sharing the TCI state of the PDSCH activates MAC-CE signaling, and sharing the TCI state of the PDSCH configures RRC signaling , Sharing the TCI state of CORESET activates MAC-CE signaling, and sharing the TCI state of CORESET configures RRC signaling.
- the frequency domain bandwidth group in which the beam failure frequency domain bandwidth is located includes all BWPs in a CC.
- the first method of sending beam failure request information When the first method of sending beam failure request information is adopted, it starts at a predetermined time after sending the beam failure request, and the determined quasi co-location reference signal of CORESET is determined according to the new reference signal; when the second method of sending beam failure request information is adopted At a predetermined time after receiving the response information including the beam failure request information sent in the second step, the determined quasi co-location reference signal of CORESET is determined according to the new reference signal.
- the quasi co-located reference signal of the CORESET When the quasi co-located reference signal of the CORESET is obtained based on the new reference signal, the quasi co-located reference signal of the PDSCH scheduled in the CORESET may also be obtained based on the new reference signal.
- the PUCCH resource group and/or frequency domain bandwidth group determine the uplink channel and/or signal of the spatial transmission filter parameter obtained by the spatial transmission filter according to the transmission beam failure request information, or according to the PUCCH resource group and/or frequency domain bandwidth The group determines that the uplink channel and/or signal of the spatial transmission filter parameter is obtained according to the new reference signal.
- the CORESET in the above scheme is replaced with PUCCH resource, and the above-mentioned quasi co-located reference signal associated with the predetermined quasi-co-located parameter is replaced with " Spatial transmission filter”, replace the above-mentioned new reference signal with "spatial transmission filter for sending beam failure request information", of course, the new reference signal can also be kept unchanged, for example, the PUCCH space is obtained based on the new reference signal as described above Send filtering parameters.
- the signaling notification is whether only the PUCCH in the beam failure frequency domain bandwidth obtains the spatial transmission filter according to the new reference signal (or the spatial transmission filter of the signal including the beam failure request information), or each frequency domain bandwidth in the frequency domain bandwidth group
- the PUCCH obtains the spatial transmission filter according to the new reference signal (or the spatial transmission filter of the signal including the beam failure request information).
- PUCCHs with the same PUCCH group ID in a frequency domain bandwidth group share one MAC-CE, and the MAC-CE includes one or more spatial relations (spatialrelation) information, and the frequency domain bandwidth group
- the spatialrelation information of the PUCCH group ID in each CC is one or more spatialrelation information included in the MAC-CE.
- the notification in RRC signaling or MAC-CE signaling is to update the spatialrelation of the PUCCH group at the frequency domain bandwidth level or the spatialrelation of the PUCCH group at the frequency domain bandwidth group level.
- the spatialrealtion includes downlink reference signals or uplink reference signals, including downlink reference signals.
- the beam failure recovery parameters include one or more of the following parameters: beam failure detection reference signal set; candidate reference signal set; new reference signal; acquisition of standards based on the new reference signal
- the first embodiment for determining the correspondence between the CORESET group and the beam failure recovery parameters includes each CORESET group corresponding to a set of beam failure recovery parameters, and each CORESET group corresponds to a beam failure recovery process, respectively.
- One or more of the following operations beam failure detection, beam failure request, new beam information reporting indication (that is, new reference signal reporting), when two beam failure requests in the CORESET group collide, or two CORESET groups
- the report of the new beam information indicates a collision.
- the two request information or reported information can be reported together, or only one of them can be reported, or the beam failure request of one CORESET group and the new beam information report of the other CORESET group collide, or both
- the requested information or reported information can be reported in combination, or only one of them can be reported.
- the second implementation manner for determining the correspondence between CORESET groups and beam failure recovery parameters includes: multiple CORESET groups with a frequency domain bandwidth correspond to the same beam failure recovery process, and each beam failure detection reference signal set includes each At least one CORESET in a CORESET group and at least one reference signal in the beam failure detection reference signal set satisfy a quasi co-location relationship, or have a corresponding relationship.
- the terminal detects a beam failure it means that all CORESET groups have beams. If it fails, the terminal selects a new reference signal for each CORESET group. It starts at a predetermined time after sending the beam failure request information, or at a predetermined time after receiving the response information of the beam failure request information.
- Each CORESET group is based on the new reference signal corresponding to it. The signal acquires the quasi co-located reference signal of one or more CORESETs in the CORESET group.
- a correspondence relationship between the candidate signal signal set and the CORESET group is established, and the multiple new reference signals included in the beam failure request information are respectively from multiple candidate reference signal sets corresponding to the multiple CORESET groups.
- the relationship between two types of frequency domain bandwidth groups is determined, where the two types of frequency domain bandwidth groups include: the first type of frequency domain bandwidth of MAC-CE activation or update signaling that shares the TCI state of the PDSCH Group, the second type of frequency domain bandwidth group that shares the MAC-CE activation or update signaling of the TCI state of CORESET.
- the relationship between the two types of frequency domain bandwidth groups includes one of the following: the two types of frequency domain bandwidth groups are of the same group division, and the group divisions of the two types of frequency domain bandwidth groups are independent.
- a master cell group (Master Cell Group, MCG) (or SCG (Secondary Cell Group)) includes 8 CCs.
- MCG Master Cell Group
- SCG Secondary Cell Group
- CC group 1 Includes ⁇ CC1,CC2,CC5,CC6,CC7 ⁇
- CC group 2 includes ⁇ CC3,CC4,CC8 ⁇
- CC group i shares the PDSCH TCI state-ID activation or update signaling, and also shares CORESET TCI state-ID activation or update signaling. But at this time, if there is no CORESET in CC4, but PDSCH, then the TCI state-ID activation or update signaling of the CORESET of the CC group 2 is ignored in CC4.
- the second type of frequency domain bandwidth group is composed of CCs with CORESET in the first type of frequency domain bandwidth group.
- the second type of frequency domain bandwidth group is composed of CCs with a predetermined CORESET-ID frequency domain bandwidth in the first type of frequency domain bandwidth group.
- a MCG Master Cell Group
- SCG Secondary Cell Group
- the first type of frequency domain bandwidth group includes 2 CC groups
- the CC group 1 includes ⁇ CC1,CC2,CC5,CC6,CC7 ⁇
- CC group 2 includes ⁇ CC3,CC4,CC8 ⁇
- the second type of frequency domain bandwidth group includes 2 CC groups
- CC group 1 includes ⁇ CC1,CC8 ⁇
- CC group 2 includes ⁇ CC2,CC3,CC4,CC5,CC6,CC7 ⁇ . That is, the division of the first type of frequency domain bandwidth group and the division of the second type of frequency domain bandwidth group are obtained according to different signaling information and/or predetermined rules. That is, each CC includes two frequency domain bandwidth group indexes, the first frequency domain bandwidth group index represents the index of the first type frequency domain bandwidth group of the CC, and the second frequency domain bandwidth group index represents the CC The index of the second type of frequency domain bandwidth group.
- the same CORESET-ID in a frequency domain bandwidth group shares the TCI state-ID to activate or update the MAC-CE
- the CC in an MCG or SCG is divided into two groups through RRC signaling, and each CC group is The same CORESET-ID shared TCI state-ID to activate or update MAC-CE.
- the number of CORESET included in different frequency domain bandwidths in a frequency domain bandwidth group (that is, the CC group) is different.
- a frequency domain bandwidth group ⁇ CC1 ⁇ CC8 ⁇ includes CORESET-1, but only ⁇ CC1 ⁇ CC4 ⁇ Includes CORESET-2.
- the frequency domain bandwidth group shares the MAC-CE signaling to activate or update the TCI state-ID of the PDSCH.
- One of the frequency domain bandwidths is only in one frequency domain bandwidth group.
- MAC-CE signaling can also activate or update the TCI state-ID of the PDSCH for each frequency domain bandwidth.
- LCID Logical Channel Identifier
- the second type of MAC-CE shares a MAC-CE header.
- the logical header is 53.
- the terminal receives a logical header of 53 How does the MAC-CE know whether the TCI state-ID of the PDSCH is activated or updated at the frequency domain bandwidth group level or the TCI state-ID of the PDSCH is activated or updated at the frequency domain bandwidth level.
- the first solution is that if the RRC signaling includes the frequency domain bandwidth group division signaling and/or the number of frequency domain bandwidth groups is greater than 1, for example, each CC includes the frequency domain bandwidth group index
- the frequency domain bandwidth group index can also be defaulted to 0
- the MAC-CE signaling with a logic header of 53 is used to activate or update the PDSCH at the frequency domain bandwidth group level TCI state-ID, where the frequency domain bandwidth group corresponding to the MAC-CE signaling is the frequency domain bandwidth group where the frequency domain bandwidth indicated in the MAC-CE is located. Otherwise, the frequency domain bandwidth level activates or updates the TCI state-ID of the PDSCH.
- One of the frequency domain bandwidths belongs to only one frequency domain bandwidth group.
- the second solution is that in the MAC-CE signaling (or RRC signaling, or other signaling) with a logical header of 53, a 1-bit indication is to activate or update the TCI state-ID of the PDSCH at the frequency domain bandwidth group level. , Or the TCI state-ID of the frequency domain bandwidth level to activate or update the PDSCH.
- the frequency domain bandwidth level activates or updates the first type of MAC-CE of the CORSEET TCI-state ID and the frequency domain bandwidth group level activates or updates the second type of MAC-CE of the CORSEET TCI-state ID, sharing the LCID (such as 52), It can also be determined by one of the above-mentioned first scheme and second scheme.
- the first type of MAC-CE that activates or updates the spatial relationship information of the PUCCH at the frequency domain bandwidth level and the second type of MAC-CE that activates or updates the spatial relationship information of the PUCCH at the frequency domain bandwidth group level, sharing the LCID (such as 49), can also be
- the two types of MAC-CEs are distinguished by one of the above-mentioned first scheme and the second scheme.
- the first type of MAC-CE that activates or updates the spatial relationship information of the PUCCH resource group at the frequency domain bandwidth level and the second type of MAC-CE that activates or updates the spatial relationship information of the PUCCH resource group at the frequency domain bandwidth group level share the LCID (such as 49 ), it can also be distinguished by one of the above-mentioned first scheme and the second scheme.
- the spatial relationship information of the PUCCH resource group is activated or updated at the frequency domain bandwidth group level
- the spatial relationship of the PUCCH resource group with a predetermined PUCCH resource group index in each frequency domain bandwidth in the frequency domain bandwidth group Both are updated and are the same.
- the predetermined PUCCH resource group index is included in the MAC-CE, or the predetermined PUCCH resource group index is the PUCCH resource group where the PUCCH resource carried in the MAC-CE is located.
- LCID for example, 49
- Solution 1 If the PUCCH resource group division information included in high-level signaling, for example, PUCCH resource group index information is configured for each PUCCH resource in RRC signaling, then the MAC-CE signaling corresponds to a PUCCH resource group, so The PUCCH resource group corresponding to the MAC-CE signaling is the PUCCH resource group where the PUCCH resource indicated in the MAC-CE signaling is located. Or the indication information of the predetermined item (such as the first item) PUCCH resource in the PUCCH resource group corresponding to the MAC-CE signaling is included in the MAC-CE signaling. Optionally, one PUCCH resource is included in only one PUCCH resource. PUCCH resource group.
- the MAC-CE signaling includes 1-bit signaling indication information (or RRC signaling, or other signaling), and the signaling indication information indicates that the MAC-CE is adapted to a PUCCH resource group , Is still a PUCCH resource. Is the one or more spatial relationship information included in the MAC-CE the spatial relationship of a PUCCH resource, or whether all PUCCH resources in a PUCCH resource group need to be based on one or more information included in the MAC-CE The spatial relationship information is updated, that is, the PUCCH in the PUCCH resource group shares the spatial relationship information.
- the PUCCH group is configured with a spatialrelation list through RRC signaling, and one or more spatial relations are activated for the PUCCH group through MAC-CE signaling.
- the PUCCH spatial transmission filter in the PUCCH group is based on the activated Obtain one or more spatialrelations, and one of the spatialrelations includes a downlink reference signal or an uplink reference signal.
- the spatial transmission filter of the PUCCH group obtains it according to the receiving filter of the downlink reference signal.
- the spatial transmission filter of the PUCCH group is obtained according to the spatial transmission filter of the uplink reference signal.
- a CORESET is associated with more than one TCI state, and the same type of quasi-co-location parameter has a corresponding quasi-co-location reference signal in each TCI state.
- CORESET1 is associated with more than one TCI state.
- QCL-TypeA includes quasi co-location parameters: Doppler frequency shift, Doppler spread, average delay, average spread, and QCL-TypeD includes spatial reception parameters.
- the foregoing two TCI states associated with a CORESET can also be referred to as two TCI states activated by a CORESET.
- different TCI states correspond to different DMRS port groups of CORESET1, or different frequency domain resource groups, or different time domain resource groups, or different search space sets.
- the beam failure detection reference signal is obtained according to the quasi co-location reference signal of the correlation space reception parameter of CORESET1, it needs to be determined according to the quasi co-location reference signal of the correlation space reception parameter in which of the multiple TCI states.
- One of the following schemes can be used:
- Solution 1 Obtain the beam failure detection reference signal according to one of the m TCI states of the one CORESET (that is, the value of n is equal to 1) the quasi co-location reference signal of the associated spatial reception parameter in the TCI state, or according to One of the quasi-co-location reference signals of the plurality of quasi-co-location reference signals of the associated spatial reception parameters acquires the beam failure detection reference signal.
- one TCI state is selected from the plurality of TCI states, or one quasi-co-location reference signal is selected from the quasi-co-location reference signals of the multiple associated space reception parameters, wherein different fourth information corresponds to the above-mentioned different TCI state or different quasi co-located reference signals, where the fourth information includes at least one of the following: DMRS port group, frequency domain resource group, time domain resource group, search space set, TCI state, quasi co-located reference, For example, selecting the TCI state or the quasi co-location reference signal corresponding to the fourth information with the smallest index.
- Solution 2 Obtain n beam failure detection reference signals according to m quasi-co-location reference signals associated with spatial reception parameters in the m TCI states of the one CORESET, or according to m quasi-co-location reference signals associated with spatial reception parameters The signal acquires m of the beam failure detection reference signals, that is, more than one beam failure detection reference signals can be acquired according to one CORESET.
- Solution 1 One of the TCI states of CORESET is obtained according to the new reference signal, and the other TCI state of CORESET is not updated and remains unchanged; it can also be called CORESET's m quasi-commons associated with the same type of quasi-co-location parameters Among the address reference signals, q quasi co-located reference signals are obtained according to the new reference signal, and the other one remains unchanged.
- the quasi co-location parameter of PDSCH is called the default quasi co-location parameter of PDSCH, for example, the default quasi co-location parameter of PDSCH is based on The quasi-co-location parameters of the CORESET with the lowest CORESET index in the slot closest to the PDSCH including CORESET are determined.
- the maximum number of quasi-co-location reference signals associated with the same type of quasi-co-location parameter of the PDSCH is greater than 1, the number of sets of default quasi-co-location parameters of the PDSCH at this time needs to be determined.
- one solution is to determine the number of sets of default quasi co-location parameters of the PDSCH according to the scheme information of the PDSCH, wherein the scheme of the PDSCH includes the following 5 types:
- SDM Space Division Multiplexing
- FDM-A A PDSCH includes two DMRS port groups in the frequency domain. 2 frequency domain resource groups, 2 frequency domain resource groups are respectively associated with a TCI state, the intersection between the 2 frequency domain resource groups is empty, and the DMRS port number associated with the one PDSCH on multiple frequency domain resource groups is the same ;
- FDM-B A PDSCH is repeatedly transmitted in two frequency domain resource groups, and the two frequency domain resource groups are respectively associated with a TCI state.
- TDM-A One PDSCH is in 1 or 2 time domain resources Repeated transmission in the group, two time-domain resource groups are respectively associated with a TCI state, the intersection between the two time-domain resource groups is empty, and each time-domain resource group corresponds to one repeated transmission of the PDSCH, and the two time-domain resource groups correspond to one repeated transmission of the PDSCH.
- the domain resource group is included in a slot, and the DMRS port numbers associated with the one PDSCH on multiple frequency domain resource groups are the same, and the number of repetitions in the slot is determined according to the number of TCI states; TDM-B : A PDSCH is repeatedly transmitted in multiple time domain resource groups.
- the multiple time domain resource groups are divided into 2 types. Each type is associated with a TCI state. Different time domain resource groups are in different slots, and each frequency domain resource The group corresponds to one repeated transmission of the PDSCH, and the DMRS port numbers associated with the one PDSCH on multiple frequency domain resource groups are the same.
- the terminal needs to confirm two TCI states on the same time domain symbol, that is, two sets of quasi co-location parameters; in TDM-A and TDM-B, The terminal only needs to confirm one TCI state on the same time domain symbol, that is, a set of quasi co-location parameters.
- the terminal reports the maximum number of TCI states that can be received at the same time (also referred to as the maximum number of spatial reception parameters for different channels or signals at the same time, and it can also be referred to as the association of different channels or signals at the same time.
- the maximum number of quasi co-located reference signals for spatial reception parameters), the PDSCH scheme is determined according to the capability information reported by the terminal.
- the schedulable PDSCH scheme includes ⁇ TDM-A, TDM-B ⁇
- the schedulable PDSCH scheme includes ⁇ TDM-A, TDM-B, SDM, FDM-A, FDM- B ⁇ .
- the capability information is capability information of a frequency domain bandwidth, or capability information of a band.
- each SR is configured through RRC signaling to correspond to the first priority (hereinafter referred to as SR-1) or the second priority (hereinafter referred to as SR- 2)
- Hybrid automatic repeat request-correct response also has two priorities
- CSI Channel State Information, channel state information
- SRs of the same priority HARQ-ACK, CSI can be multiplexed into the same uplink channel or signal for transmission, after the collision between the first priority SR, HARQ-ACK, CSI and the second to priority SR, HARQ-ACK, CSI,
- the second priority SR, HARQ-ACK, and CSI can be discarded.
- the beam failure request information when the beam failure request information is sent through the second transmission method, it includes the SR sent in the first step.
- SR-Beam Failure Recovery BFR
- BFR SR-Beam Failure Recovery
- Scheme 1 SR-1 and SR-BFR are both the first priority, and SR-2 is the second priority.
- Scheme 2 SR-1 is the first priority, SR-BFR is the second priority, and SR-2 is the second priority.
- Solution 3 Configure whether it is the first priority or the second priority in the SR-BFR.
- Solution 4 When SR-1, SR-2, SR-BFR collide, or when they need to be combined into a channel or signal for transmission, it is necessary to determine the value set to which their values belong, and one value set corresponds to A state value, a value set includes one or more values, and different states need to be notified to the base station.
- PUCCH resource of SR-1, SR-2, SR-BFR includes PUCCH format 0 (format0) and/or PUCCH format1, for example, when PUCCH format2 and PUCCH format3 are not included, different status values are indicated by the resource selection of the above three SR resources, and/or the HARQ-ACK information for the resource where the status value is sent Different mapping relationships between values and SR-PUCCH resource sequence parameters are indicated.
- Table 3 it is divided into 3 value sets, corresponding to 3 states, SR-1 positive (positive) and SR-BFR positive are not distinguished, that is, when the base station receives state 1, the terminal does not know it is SR-1 and SR -Which one or more of the BFRs is positive, or is divided into 4 value sets as shown in Table 4, corresponding to a total of 4 states, among which SR-Enhanced Ultra-Reliable and Low Latency Communication (enhanced Ultra-Reliable and Low) Latency Communications, eURLLC) postive and PUCCH-BFR positive, or divided into 5 value sets as shown in Table 5, corresponding to 5 states.
- SR-1 positive positive
- SR-BFR positive are not distinguished, that is, when the base station receives state 1, the terminal does not know it is SR-1 and SR -Which one or more of the BFRs is positive, or is divided into 4 value sets as shown in Table 4, corresponding to a total of 4 states, among which SR-Enhanced Ultra-Reliable and Low Late
- FIG. 4 is a schematic structural diagram of a device for determining information provided by this application. As shown in FIG. 4, a device for determining information provided by an embodiment of this application can be integrated in In the UE, the device includes:
- the information determining module 320 is configured to determine the second information according to the first information; wherein the first information includes at least one of the following: time domain parameters of the search space, CORESET group, CORESET set, number of CORESET, frequency domain bandwidth Quantity, frequency domain bandwidth group, PUCCH resource group, first-type beam failure recovery parameters, signaling information, predetermined rules; the second information includes at least one of the following: second-type beam failure recovery parameters, radio link reference signals , Frequency domain bandwidth corresponding to MAC-CE signaling, PUCCH resources corresponding to MAC-CE signaling, and quasi co-location parameters of downlink channels or signals.
- the information determining module 320 includes: a first type of CORESET determining unit and a second information determining unit.
- the first type of CORESET determining unit is configured to determine the first type of CORESET based on the first information;
- the second information determining unit is configured to determine the first type of CORESET based on the The first type of CORESET determines the second information; wherein, the first type of CORESET includes at most A CORESET, or the first type of CORESET includes at most A CORESET sets, and the A is greater than or equal to 1.
- a positive integer is
- the first type of CORESET determination unit is specifically used for one of the following:
- a CORESET selected in each CORESET group constitutes the first type of CORESET; first keep the CORESET priority level in the CORESET group unchanged, and the CORESET group index is incremented , And then determine CORESET as the first type of CORESET in the decreasing order of the CORESET priority in the CORESET group; first keep the CORESET group index unchanged, the CORESET priority in the CORESET group decreases sequentially, and then the CORESET group index increases in order to determine The first type of CORESET; the first type of CORESET is determined according to the time domain parameters of the search space associated with the CORESET; the first type of CORESET is determined according to the CORESET in a frequency domain bandwidth in a frequency domain bandwidth group; according to a The first type of CORESET is determined according to the CORESET in a frequency domain bandwidth whose frequency domain bandwidth index in the frequency domain bandwidth group satisfies the predetermined characteristic; the first
- the first-type CORESET determining unit is specifically configured to determine the first-type CORESET according to the CORESET in the target CORESET group, and the target CORESET group meets at least one of the following characteristics:
- the target CORESET group has the highest priority among the CORESET groups; the CORESET group index of the target CORESET group meets a predetermined characteristic; the time domain parameters of the associated search space in the target CORESET group meet the predetermined characteristic CORESET;
- the target CORESET group is obtained according to the received signaling information; the number of CORESET included in the target CORESET group is the largest in each CORESET group; the number of CORESET sets included in the target CORESET group is the largest in each CORESET group;
- the target CORESET group includes CORESETs whose CORESET index meets predetermined characteristics; the number of CORESETs whose time domain parameters of the associated search space included in the target CORESET group meets the predetermined characteristics is the largest in each CORESET group; the target CORESET group includes The number of CORESET sets whose time domain parameters of the associated search space meets the predetermined characteristics is the largest in each CORESET group; the number of CORESET groups in the target CORESET group is 1.
- the first-type CORESET determining unit is specifically configured to determine the first-type CORESET according to the CORESET in the target CORESET group, the target CORESET group is determined according to at least one of the following information:
- CORESET group index the time domain parameters of the search space associated with CORESET included in the CORESET group; the number of CORESET included in the CORESET group; the number of CORESET collections included in the CORESET group; the index of the CORESET included in the CORESET group.
- the second information includes a reference signal set, where the reference signal set includes at least one of the following reference signal sets:
- a beam failure detection reference signal set ; a wireless link detection reference signal set; a new reference signal set; wherein the reference signal set includes at most A reference signals, and the A is a positive integer greater than or equal to 1.
- the value of A is associated with at least one of the following information:
- the first type of CORESET determination unit is specifically set to determine the first type of CORESET in the second type of CORESET, where one CORESET selected in each CORESET set constitutes the second type of CORESET, or is composed of a frequency domain bandwidth CORESET constitutes the second type of CORESET.
- the first type of CORESET determination unit is set to at least one of the following:
- the first type of CORESET is determined based on the first information; in the case that the number of CORESETs in the second type of CORESET is greater than the A value, the first type of CORESET is determined based on the first information A type of CORESET; when the number of CORESETs in the second type of CORESET is less than or equal to the A value, the first type of CORESET includes the second type of CORESET.
- the first type of CORESET determining unit is configured to determine the first type of CORESET in the CORESET included in the CORESET included in a frequency domain bandwidth according to the time domain parameters of the search space associated with the CORESET, or determine the first type of CORESET in a CORESET group CORESET; wherein, the time domain parameters of the search space include at least one of the following:
- the first type of CORESET includes A CORESETs, and A search spaces associated with the A CORESETs satisfy one of the following characteristics:
- the time domain density is determined according to one of the following information:
- the first quotient value wherein the first quotient value is equal to the quotient of the first product and the period of the search space, and the first product is equal to the number of detection occasions in the search space in one time slot and the duration of one detection occasion in the search space
- the second information determining unit is set to at least one of the following:
- the spatial transmission filter of the uplink channel or signal is determined according to the channel and/or signal including the beam failure request information; according to the first type of CORESET, the CORESET that meets the quasi co-location relationship with the beam failure detection reference signal is determined; according to the first type of CORESET Determine the CORESET that meets the quasi co-location relationship with the wireless link detection reference signal.
- the first type of CORESET is determined according to the first information
- the second information is determined according to the first type of CORESET
- n beam failure detection reference signals according to n quasi-co-location reference signals of the m quasi-co-location reference signals of a CORESET, wherein the m quasi-co-location reference signals are all associated with spatial reception parameters, where the m, n is a positive integer greater than or equal to 1; obtain the quasi co-located reference signal corresponding to q resource groups in the m resource groups of a CORESET according to the p new reference signals, wherein the p and q are positive numbers greater than or equal to 1.
- the one CORESET belongs to the first type of CORESET, a CORESET is associated with m resource groups, and each resource group corresponds to a quasi co-located reference signal set.
- the information determination module is set to at least one of the following:
- the second information is determined according to the first information; in the case where the number of frequency domain bandwidths configured with the second information is greater than the second predetermined value Determining the second information according to the first information; determining the second information according to the first information in the case that the total number of reference signals of the first type in the frequency domain bandwidth group is greater than a third predetermined value; In a predetermined period of time, when the total number of the first type reference signals in the frequency domain bandwidth group is greater than a fourth predetermined value, the second information is determined according to the first information; the first The class reference signal includes at least one of the following: a beam failure detection reference signal, a wireless link detection reference signal, and a new reference signal.
- the information determining module is set to at least one of the following:
- the quasi co-located reference signal of the predetermined downlink channel and/or signal in the second frequency domain bandwidth is obtained according to the second reference signal, wherein the second reference signal and the new reference signal of the first frequency domain bandwidth are There is a corresponding relationship between them, wherein the first frequency domain bandwidth and the second frequency domain bandwidth belong to the same frequency domain bandwidth group; starting from the second moment, the predetermined uplink channel and/or the second frequency domain bandwidth The signal spatial transmission filter is obtained according to the new reference signal of the first frequency domain bandwidth, wherein the first frequency domain bandwidth and the second frequency domain bandwidth belong to the same frequency domain bandwidth group; the third time Initially, the quasi co-located reference signal of the predetermined downlink channel and/or signal in each frequency domain bandwidth in the frequency domain bandwidth group is obtained according to a second reference signal, wherein the second reference signal and the first frequency domain bandwidth There is a corresponding relationship between the new reference signals in the frequency domain bandwidth group, the first frequency domain bandwidth is included in the frequency domain bandwidth group; starting from the fourth moment, the predetermined uplink channel
- the CORESET index of the CORESET in the two frequency domain bandwidths is the same; according to the signaling information, it is determined that starting from the first moment, only the quasi co-located reference signal of the CORESET in the first frequency domain bandwidth is obtained according to the new reference signal, or whether In the frequency domain bandwidth group where the first frequency domain bandwidth is located, the quasi co-located reference signal of CORESET in each frequency domain bandwidth is based on the second reference signal.
- the predetermined downlink channel includes at least one of the following channels:
- the first type of CORESET the downlink channel scheduled by the PDCCH in the first type of CORESET; wherein, the first type of CORESET is determined according to the first information.
- the new reference signal is in the first frequency domain bandwidth; the second reference signal is in the second frequency domain bandwidth; the second reference signal is associated with a predetermined type of quasi co-located reference signal; the first 2.
- the reference signal and the predetermined downlink channel and/or signal are in the same frequency domain bandwidth;
- the transmission configuration indication state TCI state in which the second reference signal and the new reference signal are located has a fixed index difference; the second The index difference between the reference signal and the resource where the new reference signal is located is fixed;
- the second reference signal is the new reference signal in the first frequency domain bandwidth; in the first frequency domain bandwidth and the predetermined downlink channel And/or when the signal is in the same serving cell, the second reference signal is a new reference signal in the first frequency domain bandwidth.
- the information determination module is set to at least one of the following:
- the frequency domain bandwidth corresponding to the first type of MAC-CE signaling is determined according to a predetermined rule, where the predetermined rule includes the frequency domain bandwidth corresponding to the MAC-CE signaling when the RRC signaling configures the frequency domain bandwidth group.
- the domain bandwidth includes the frequency domain bandwidth group in which the frequency domain bandwidth corresponding to the frequency domain bandwidth index carried in the MAC-CE signaling is located, or includes the frequency domain bandwidth group; the MAC-CE of the first type is determined according to a predetermined rule
- the frequency domain bandwidth corresponding to the domain bandwidth index; the PUCCH corresponding to the MAC-CE signaling that activates or updates the PUCCH spatial relationship information is determined according to a predetermined rule, where the predetermined rule includes when the RRC signaling configures the PUCCH group, the The frequency domain bandwidth corresponding to the MAC-CE signaling includes the PUCCH resource group where the PUCCH resource corresponding to the PUCCH resource index carried in the MAC-CE signaling is located, or the PUCCH resource group; the PUCCH space is determined to be activated or updated according to a predetermined rule
- the division of the frequency domain bandwidth group is determined according to signaling information; a primary cell group MCG includes one or more frequency domain bandwidth groups; a secondary cell group SCG includes one or more frequency domain bandwidth groups
- the frequency domain bandwidth group shares the high-level signaling to activate or update the TCI state ID of the PDSCH; the CORESET of the same CORESET index in the frequency domain bandwidth group shares the high-level signaling to activate or update the TCI state ID of the PDSCH;
- the domain bandwidth group shares the high-level signaling for activating or updating the spatial relationship information of the PUCCH; the frequency domain bandwidth group shares the high-level signaling for activating or updating the spatial relationship information of the PUCCH resource group; the frequency-domain bandwidth group includes a serving cell BWP.
- the quasi co-located reference signal of the CORESET in the CORESET group is obtained according to the new reference signal corresponding to the CORESET group, where each new reference signal corresponds to a CORESET group and a new reference signal with a frequency domain bandwidth.
- the reported information includes indication information of more than one new reference signal, and there is a corresponding relationship between the more than one new reference signal and the CORESET group.
- the information determination module is set to:
- the beam failure detection reference signal set determines the predetermined downlink channel and/or signal of the quasi co-located reference signal according to the new reference signal; determine the uplink channel or signal of the spatial transmission filter parameter according to the new reference signal; The channel or signal of the beam failure request information determines the uplink channel or signal of the spatial transmission filter parameter.
- the quasi co-located reference signal of the predetermined downlink channel and/or signal is updated according to the new reference signal; wherein, the predetermined downlink channel includes one of the third type CORESET and the PDSCH scheduled by the third type CORESET.
- the third type of CORESET and the reference signal in the beam failure detection reference set meet the quasi co-location relationship, or the beam failure detection reference signal is based on the quasi co-location of the CORESET Address reference signal acquisition.
- One or more of the first time, the second time, the third time, the fourth time, the fifth time, and the sixth time include one of the following:
- the CORESET group includes one or more CORESETs in the frequency domain bandwidth; the CORESETs in the CORESET group are associated with the same identification number.
- the time domain parameters of the search space include at least one of the following:
- the beam failure recovery parameter includes at least one of the following:
- the uplink channel includes PUCCH, where the PUCCH satisfies at least one of the following characteristics:
- the PUCCH belongs to one PUCCH group; the PUCCH is associated with a predetermined CORESET group; the PUCCH includes PUCCHs belonging to different PUCCH groups.
- CORESET in the same CORESET set meets the quasi-co-location relationship with respect to the predetermined quasi-co-location parameters; CORESET in the same CORESET set has the same quasi-co-location reference signal associated with the predetermined quasi-co-location parameters; CORESET in different CORESET sets is about the predetermined quasi-co-location parameters The quasi-co-location relationship is not satisfied; the quasi-co-location reference signals associated with the predetermined quasi-co-location parameters in different CORESET sets are different.
- the information determination module is set to:
- the signaling information includes the scheme information of the PDSCH, the time between the downlink channel or signal and the PDCCH that schedules the downlink channel or signal
- the interval is less than a predetermined value, and when the number of sets of quasi-co-location parameters is greater than 1, the same type of quasi-co-location parameters are included in different sets of co-location parameters; and/or
- the capability information includes the number of sets of spatial reception parameters associated with channels or signals received at the same time, wherein the communication node includes the PDSCH receiving Communication node.
- the information determination module is set to one of the following:
- the priority of the channel or signal where the beam failure request information is located is determined according to a predetermined rule, where the priority corresponding to the beam failure request information is the predetermined priority; the priority of the channel or signal where the beam failure request information is located is determined according to the signaling information.
- the beam failure request information includes at least one of the following information: new reference information, a beam failure event has occurred on at least one frequency domain bandwidth; the channel where the beam failure request information is located includes PUCCH; the channel where the beam failure request information is located includes SR-PUCCH; the beam The priority of the channel where the failure request information is located is the first priority, where there are two priorities; the priority of the channel where the beam failure request information is located is the second priority, where there are three priorities.
- FIG. 5 is a schematic structural diagram of a device for determining a correspondence relationship provided by this application. As shown in FIG. 5, a device for determining a correspondence relationship provided by an embodiment of the present application is shown in FIG. It can be integrated in the UE, and the device includes:
- the relationship determination module 420 is configured to determine a first correspondence relationship according to signaling information and/or predetermined rules; the first correspondence relationship includes at least one of the following: between N pieces of third information and M sets of beam failure recovery parameters The corresponding relationship between the first type of frequency domain bandwidth group and the second type of frequency domain bandwidth group; wherein the N and M are positive integers greater than or equal to 1, and the third information includes at least the following information One: CORESET group, frequency domain bandwidth group.
- the correspondence between the N pieces of third information and M sets of beam failure recovery parameters includes at least one of the following:
- the N third information values correspond to N sets of beam failure recovery parameters; each of the N third information values corresponds to a set of beam failure recovery parameters.
- the correspondence between the N pieces of third information and M sets of beam failure recovery parameters includes at least one of the following:
- the N third information values correspond to a beam failure detection reference signal; each of the N third information values corresponds to a candidate reference signal set; among the N third information values, Each third information value corresponds to a new reference signal.
- each third information value of the N third information values corresponds to a new reference signal
- the new reference signal corresponding to the third information value comes from the candidate reference signal corresponding to the third information value In the collection.
- the correspondence between the first type of frequency domain bandwidth group and the second type of frequency domain bandwidth group includes at least one of the following:
- the first type of frequency domain bandwidth group and the second type of frequency domain bandwidth group share the division signaling of the frequency domain bandwidth group; the first type of frequency domain bandwidth group and the second type of frequency domain bandwidth group correspond to the division signal of a frequency domain bandwidth group respectively Let; the second type of frequency domain bandwidth group is determined by the frequency domain bandwidth of the CORESET indexed by the first type of frequency domain bandwidth group.
- the first-type frequency-domain bandwidth group shares high-level signaling for activating or updating the TCI state ID of the PDSCH
- the CORESET with the same CORESET index in the second-type frequency-domain bandwidth group shares the high-level signaling for activating or updating the TCI state ID of the PDSCH.
- the beam failure recovery parameters include at least one of the following parameters:
- FIG. 6 is a schematic structural diagram of a communication device provided in this application.
- the communication device provided in this application includes: one or more processors 510 and a memory 520;
- the processor 510 of the communication device may be one or more.
- one processor 510 is taken as an example; the memory 520 is used to store one or more programs; the one or more programs are used by the one or
- the multiple processors 510 execute, so that the one or more processors 510 implement the method for determining information as described in the embodiment of the present application.
- the processor 510 and the memory 520 in the communication device may be connected through a bus or in other ways.
- the connection through a bus is taken as an example.
- the memory 520 can be configured to store software programs, computer-executable programs, and modules, such as program instructions/modules corresponding to the method for determining information in the embodiments of the present application (for example, in a device for determining information).
- the memory 520 may include a storage program area and a storage data area.
- the storage program area may store an operating system and an application program required by at least one function; the storage data area may store data created according to the use of the device, and the like.
- the memory 520 may include a high-speed random access memory, and may also include a non-volatile memory, such as at least one magnetic disk storage device, a flash memory device, or other non-volatile solid-state storage devices.
- the memory 520 may include a memory remotely provided with respect to the processor 510, and these remote memories may be connected to the first node through a network. Examples of the aforementioned networks include, but are not limited to, the Internet, corporate intranets, local area networks, mobile communication networks, and combinations thereof.
- FIG. 7 is a schematic structural diagram of a communication device provided by this application.
- the communication device provided by this application includes: one or more processors 610 and a memory 620; the processor 610 of the communication device may be one or more.
- one processor 610 is taken as an example; the memory 620 is used to store one or more programs; the one or more programs are used by the one or The multiple processors 610 execute, so that the one or more processors 610 implement the method for determining the correspondence relationship as described in the embodiment of the present application.
- the processor 610 and the memory 620 in the communication device may be connected through a bus or in other ways.
- the connection through a bus is taken as an example.
- the memory 620 can be configured to store software programs, computer-executable programs, and modules, such as the program instructions/modules corresponding to the method for determining the corresponding relationship described in the embodiments of the present application (for example, the determination of the corresponding relationship).
- the memory 620 may include a program storage area and a data storage area, where the program storage area may store an operating system and an application program required by at least one function; the data storage area may store data created according to the use of the device, and the like.
- the memory 620 may include a high-speed random access memory, and may also include a non-volatile memory, such as at least one magnetic disk storage device, a flash memory device, or other non-volatile solid-state storage devices.
- the memory 620 may include memories remotely provided with respect to the processor 610, and these remote memories may be connected to the first node through a network. Examples of the aforementioned networks include, but are not limited to, the Internet, corporate intranets, local area networks, mobile communication networks, and combinations thereof.
- the embodiment of the present application also provides a storage medium, the storage medium stores a computer program, and when the computer program is executed by a processor, the method for determining the information or the method for determining the corresponding relationship in any of the embodiments of the present application is implemented .
- the method for determining the information includes: determining the second information according to the first information.
- the first information includes at least one of the following: time domain parameters of the search space, CORESET group, CORESET collection, number of CORESET, number of frequency domain bandwidth, frequency domain bandwidth group, PUCCH resource group, first type beam failure recovery parameter , Signaling information, predetermined rules;
- the second information includes at least one of the following: the second type of beam failure recovery parameters, radio link reference signals, frequency domain bandwidth corresponding to MAC-CE signaling, and MAC-CE signaling correspondence
- the quasi co-location parameter of the PUCCH resource downlink channel or signal.
- the method for determining the corresponding relationship includes: determining a first corresponding relationship according to signaling information and/or a predetermined rule; the first corresponding relationship includes at least one of the following: the relationship between N third information and M sets of beam failure recovery parameters Correspondence; the corresponding relationship between the first type of frequency domain bandwidth group and the second type of frequency domain bandwidth group; wherein, the N and M are positive integers greater than or equal to 1, and the third information includes at least one of the following information One: CORESET group, frequency domain bandwidth group.
- user terminal encompasses any suitable type of wireless user equipment, such as mobile phones, portable data processing devices, portable web browsers, or vehicle-mounted mobile stations.
- the various embodiments of the present application can be implemented in hardware or dedicated circuits, software, logic or any combination thereof.
- some aspects may be implemented in hardware, while other aspects may be implemented in firmware or software that may be executed by a controller, microprocessor, or other computing device, although the application is not limited thereto.
- Computer program instructions can be assembly instructions, Instruction Set Architecture (ISA) instructions, machine instructions, machine-related instructions, microcode, firmware instructions, state setting data, or written in any combination of one or more programming languages Source code or object code.
- ISA Instruction Set Architecture
- the block diagram of any logic flow in the drawings of the present application may represent program steps, or may represent interconnected logic circuits, modules, and functions, or may represent a combination of program steps and logic circuits, modules, and functions.
- the computer program can be stored on the memory.
- the memory can be of any type suitable for the local technical environment and can be implemented using any suitable data storage technology, such as but not limited to read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), optical Memory devices and systems (Digital Video Disc (DVD) or Compact Disk (CD)), etc.
- Computer-readable media may include non-transitory storage media.
- the data processor can be any type suitable for the local technical environment, such as but not limited to general-purpose computers, special-purpose computers, microprocessors, digital signal processors (Digital Signal Processing, DSP), application specific integrated circuits (ASICs) ), programmable logic devices (Field-Programmable Gate Array, FPGA), and processors based on multi-core processor architecture.
- DSP Digital Signal Processing
- ASICs application specific integrated circuits
- FPGA Field-Programmable Gate Array
- FPGA Field-Programmable Gate Array
- this application includes at least the following items:
- a method of determining information including:
- the first information includes at least one of the following: time domain parameters of the search space, CORESET group, CORESET collection, number of CORESET, number of frequency domain bandwidth, frequency domain bandwidth group, PUCCH resource group, first type beam failure Recovery parameters, signaling information, and predetermined rules;
- the second information includes at least one of the following: second type beam failure recovery parameters, radio link reference signals, frequency domain bandwidth corresponding to MAC-CE signaling, PUCCH resources corresponding to MAC-CE signaling, downlink channels or signals
- second type beam failure recovery parameters radio link reference signals
- frequency domain bandwidth corresponding to MAC-CE signaling PUCCH resources corresponding to MAC-CE signaling
- PUCCH resources corresponding to MAC-CE signaling downlink channels or signals
- the first type of CORESET includes at most A CORESET, or the first type of CORESET includes at most A CORESET sets, and the A is a positive integer greater than or equal to 1.
- One CORESET selected in each CORESET group constitutes the first type of CORESET
- the first type of CORESET is determined according to whether the frequency domain bandwidth is the main frequency domain bandwidth.
- the target CORESET group meets at least one of the following characteristics:
- the target CORESET group has the highest priority among the CORESET groups
- the CORESET group index of the target CORESET group satisfies a predetermined characteristic
- the target CORESET group includes CORESETs whose time domain parameters of the associated search space meet predetermined characteristics
- the target CORESET group is acquired according to the received signaling information
- the number of CORESET included in the target CORESET group is the largest in each CORESET group
- the number of CORESET sets included in the target CORESET group is the largest in each CORESET group
- the target CORESET group includes CORESET whose CORESET index meets predetermined characteristics
- the number of CORESETs whose time domain parameters of the associated search space included in the target CORESET group satisfy predetermined characteristics is the largest in each CORESET group;
- the number of CORESET sets whose time domain parameters of the associated search space included in the target CORESET group satisfy predetermined characteristics is the largest in each CORESET group;
- the number of CORESET groups in the target CORESET group is 1.
- the target CORESET group is determined according to at least one of the following information:
- the index of the CORESET included in the CORESET group is the index of the CORESET included in the CORESET group.
- the second information includes a reference signal set
- the reference signal set includes at least one of the following reference signal sets:
- the reference signal set includes at most A reference signals, and the A is a positive integer greater than or equal to 1.
- the determining the first type of CORESET according to the first information includes:
- the first type of CORESET is determined in the second type of CORESET, wherein one CORESET selected in each CORESET set constitutes the second type of CORESET, or a CORESET in a frequency domain bandwidth constitutes the second type of CORESET.
- determining the first type of CORESET in the second type of CORESET includes at least one of the following:
- the first type of CORESET includes the second type of CORESET.
- the determining the first type of CORESET according to the first information includes:
- time domain parameters of the search space include at least one of the following:
- the first type of CORESET includes A CORESETs, wherein A search spaces associated with the A CORESETs satisfy one of the following characteristics:
- time domain density is determined according to one of the following information:
- the first quotient value wherein the first quotient value is equal to the quotient of the first product and the period of the search space, and the first product is equal to the number of detection occasions in the search space in one time slot and the duration of one detection occasion in the search space
- the second quotient value where the second quotient value is equal to the quotient of the number of detection occasions in a time slot of the search space and the period of the search space.
- the determining the second information according to the first type of CORESET includes at least one of the following:
- the CORESET that meets the quasi co-location relationship with the wireless link detection reference signal is determined.
- n reference signals according to n quasi-co-located reference signals of the m quasi-co-located reference signals of a CORESET, wherein the m quasi-co-located reference signals are all associated with spatial reception parameters, wherein the m and n are greater than Or a positive integer equal to 1;
- a quasi co-location relationship is satisfied between z resource groups in the m resource groups of a CORESET and the reference signal, where z is a positive integer less than or equal to m;
- the reference signal includes at least one of the following: a beam failure detection reference signal, a new reference signal, a radio link detection reference signal, a CORESET associated m resource group, and each resource group corresponds to a quasi co-located reference signal set.
- the method includes:
- the quasi co-located reference signal of CORESET in a frequency domain bandwidth that does not belong to the first type of CORESET is not updated according to the new reference signal;
- a quasi co-located reference signal of CORESET belonging to the first type of CORESET in a frequency domain bandwidth is updated according to the new reference signal.
- the first type of reference signal includes at least one of the following: a beam failure detection reference signal, a wireless link detection reference signal, and a new reference signal.
- the determining the second information according to the first information includes at least one of the following:
- the quasi co-located reference signal of the predetermined downlink channel and/or signal in the second frequency domain bandwidth is obtained according to the second reference signal, wherein the second reference signal and the new reference signal of the first frequency domain bandwidth are There is a correspondence between them, wherein the first frequency domain bandwidth and the second frequency domain bandwidth belong to the same frequency domain bandwidth group;
- the predetermined uplink channel and/or signal spatial transmission filter in the second frequency domain bandwidth is acquired according to the new reference signal of the first frequency domain bandwidth, wherein the first frequency domain bandwidth and the The second frequency domain bandwidth belongs to the same frequency domain bandwidth group;
- the quasi co-located reference signal of the predetermined downlink channel and/or signal in each frequency domain bandwidth in the frequency domain bandwidth group is obtained according to the second reference signal, wherein the second reference signal and the first reference signal There is a correspondence between the new reference signals of the frequency domain bandwidth, and the frequency domain bandwidth group includes the first frequency domain bandwidth;
- the predetermined uplink channel and/or the spatial transmission filter of the signal in each frequency domain bandwidth in the frequency domain bandwidth group is acquired according to the new reference signal of the first frequency domain bandwidth, wherein the frequency domain bandwidth
- the group includes the first frequency domain bandwidth
- the quasi co-located reference signal of CORESET in the first frequency domain bandwidth is obtained according to the new reference signal of the first frequency domain bandwidth
- the quasi co-located reference signal of CORESET in the second frequency domain bandwidth is obtained according to the first frequency domain bandwidth.
- the quasi co-located reference signal of CORESET is based on the second reference signal.
- the predetermined downlink channel includes at least one of the following channels:
- the first type CORESET is determined according to the first information.
- the new reference signal is in the first frequency domain bandwidth
- the second reference signal is in the second frequency domain bandwidth
- the second reference signal is associated with a predetermined type of quasi co-located reference signal
- the second reference signal and the predetermined downlink channel and/or signal are in the same frequency domain bandwidth
- the transmission configuration indication state TCI state index difference between the second reference signal and the new reference signal is fixed;
- the index difference between the second reference signal and the resource where the new reference signal is located is fixed
- the second reference signal is a new reference signal in the first frequency domain bandwidth
- the second reference signal is a new reference signal in the first frequency domain bandwidth.
- the frequency domain bandwidth corresponding to the first type of MAC-CE signaling is determined according to a predetermined rule, where the predetermined rule includes the frequency domain bandwidth corresponding to the MAC-CE signaling when the RRC signaling configures the frequency domain bandwidth group.
- the domain bandwidth includes the frequency domain bandwidth group where the frequency domain bandwidth corresponding to the frequency domain bandwidth index carried in the MAC-CE signaling is located, or includes the frequency domain bandwidth group;
- the frequency domain bandwidth corresponding to the first type of MAC-CE signaling is determined according to a predetermined rule, where the predetermined rule includes the frequency domain bandwidth corresponding to the MAC-CE signaling when the RRC signaling does not configure a frequency domain bandwidth group Including the frequency domain bandwidth corresponding to the frequency domain bandwidth index carried in the MAC-CE signaling;
- the PUCCH corresponding to the MAC-CE signaling that activates or updates the PUCCH spatial relationship information is determined according to a predetermined rule, where the predetermined rule includes that when the PUCCH group is configured in the RRC signaling, the PUCCH corresponding to the MAC-CE signaling includes The PUCCH resource group where the PUCCH resource corresponding to the PUCCH resource index carried in the MAC-CE signaling is located, or the PUCCH resource group;
- the PUCCH corresponding to the MAC-CE signaling that activates or updates the PUCCH spatial relationship information is determined according to a predetermined rule, where the predetermined rule includes that when no PUCCH group is configured, the PUCCH corresponding to the MAC-CE signaling includes the MAC-CE signaling.
- the first type of MAC-CE includes one of the following: MAC-CE that activates or updates the TCI state ID of PDSCH; MAC-CE that activates or updates the TCI state ID of CORESET; PUCCH that activates or updates the PUCCH spatial relationship; activation Or update the PUCCH of the spatial relationship of the PUCCH resource group.
- the frequency domain bandwidth group satisfies at least one of the following characteristics:
- the division of the frequency domain bandwidth group is determined according to signaling information
- One primary cell group MCG includes one or more of the frequency domain bandwidth groups
- One secondary cell group SCG includes one or more of the frequency domain bandwidth groups
- the frequency domain bandwidth group shares high-level signaling for activating or updating the TCI state ID of the PDSCH;
- the frequency domain bandwidth group shares high-level signaling for activating or updating the spatial relationship information of the PUCCH;
- the frequency domain bandwidth group shares high-level signaling for activating or updating the spatial relationship information of the PUCCH resource group;
- the frequency domain bandwidth group includes a BWP in a serving cell.
- the quasi co-located reference signal of the CORESET in the CORESET group is obtained according to the new reference signal corresponding to the CORESET group, where each new reference signal corresponds to a CORESET group and a new reference signal with a frequency domain bandwidth.
- the reported information includes indication information of more than one new reference signal, and there is a corresponding relationship between the more than one new reference signal and one of the CORESET groups respectively.
- the quasi co-located reference signal of the predetermined downlink channel and/or signal is updated according to the new reference signal; wherein, the predetermined downlink channel includes one of the third type CORESET and the PDSCH scheduled by the third type CORESET.
- the third-type CORESET and the reference signal in the beam failure detection reference set satisfy the quasi co-location relationship, or the beam failure detection reference signal is obtained according to the quasi co-location reference signal of the CORESET.
- One or more of the seventh moments include one of the following moments:
- the time determined according to the sending mode of the beam failure request information is the time determined according to the sending mode of the beam failure request information.
- the CORESET group satisfies at least one of the following characteristics:
- the CORESET group includes one or more CORESETs in the frequency domain bandwidth
- the CORESET in the CORESET group is associated with the same identification number.
- the beam failure recovery parameter includes at least one of the following:
- the uplink channel includes a PUCCH, wherein the PUCCH satisfies at least one of the following characteristics:
- the PUCCH belongs to a PUCCH group
- the PUCCH is associated with a predetermined CORESET group
- the PUCCH includes PUCCHs belonging to different PUCCH groups.
- the CORESET set satisfies at least one of the following characteristics:
- the CORESET in the same CORESET set satisfies the quasi co-location relationship with respect to the predetermined quasi co-location parameters
- the quasi co-location reference signals associated with the predetermined quasi co-location parameters of CORESET in the same CORESET set are the same;
- the CORESET in different CORESET sets does not satisfy the quasi-co-location relationship with respect to the predetermined quasi-co-location parameters
- the CORESETs in different CORESET sets have different quasi-co-location reference signals associated with predetermined quasi-co-location parameters.
- the signaling information includes the scheme information of the PDSCH, the time between the downlink channel or signal and the PDCCH that schedules the downlink channel or signal
- the interval is less than a predetermined value, and when the number of sets of quasi-co-location parameters is greater than 1, the same type of quasi-co-location parameters are included in different sets of co-location parameters; and/or
- the capability information includes the number of sets of spatial reception parameters associated with channels or signals received at the same time, wherein the communication node includes the PDSCH receiving Communication node.
- the priority of the channel or signal where the beam failure request information is located is determined according to the signaling information.
- the beam failure request information includes at least one of the following information: new reference information, and a beam failure event has occurred on at least one frequency domain bandwidth;
- the channel where the beam failure request information is located includes PUCCH;
- the channel where the beam failure request information is located includes SR-PUCCH;
- the priority of the channel where the beam failure request information is located is the first priority, and there are two priorities;
- the priority of the channel where the beam failure request information is located is the second priority, and there are three priorities.
- a method for determining the corresponding relationship including:
- the first correspondence includes at least one of the following: the correspondence between N pieces of third information and M sets of beam failure recovery parameters; the correspondence between the first type of frequency domain bandwidth group and the second type of frequency domain bandwidth group ;
- the N and M are positive integers greater than or equal to 1, and the third information includes at least one of the following information: a CORESET group and a frequency domain bandwidth group.
- the N third information values correspond to N sets of beam failure recovery parameters
- Each of the N third information values corresponds to a set of beam failure recovery parameters.
- the N third information values correspond to one beam failure detection reference signal
- Each of the N third information values corresponds to a candidate reference signal set
- Each of the N third information values corresponds to a new reference signal.
- the first type of frequency domain bandwidth group and the second type of frequency domain bandwidth group share the division signaling of the frequency domain bandwidth group;
- the first type of frequency domain bandwidth group and the second type of frequency domain bandwidth group respectively correspond to the division signaling of a frequency domain bandwidth group
- the second type of frequency domain bandwidth group is determined by the frequency domain bandwidth of the CORESET including the predetermined CORESET index in the first type of frequency domain bandwidth group.
- the first type of frequency domain bandwidth group shares the high-level signaling for activating or updating the TCI state ID of the PDSCH, and the CORESET of the same CORESET index in the second type of frequency domain bandwidth group shares the high-level signaling for activating or updating the TCI state ID of the PDSCH.
- the high-level signaling of the CORESET sharing activation or updating the TCI state ID of the PDSCH in the first type frequency domain bandwidth group with the first CORESET index, and the CORESET sharing activation with the second CORESET index in the second type frequency domain bandwidth group Or update the high-level signaling of the TCI state ID of the PDSCH;
- the PUCCH resource with the first PUCCH resource group index in the first type of frequency domain bandwidth group shares high-level signaling for activating or updating the spatial relationship information of the PUCCH
- the second type of frequency domain bandwidth group has a second PUCCH resource group
- the indexed PUCCH resource shares high-level signaling to activate or update the spatial relationship information of the PUCCH.
- the beam failure recovery parameter includes at least one of the following parameters:
- a device for determining information including:
- An information determining module configured to determine the second information according to the first information
- the first information includes at least one of the following: time domain parameters of the search space, CORESET group, CORESET collection, number of CORESET, number of frequency domain bandwidth, frequency domain bandwidth group, PUCCH resource group, first type beam failure Recovery parameters, signaling information, and predetermined rules;
- the second information includes at least one of the following: second type beam failure recovery parameters, radio link reference signals, frequency domain bandwidth corresponding to MAC-CE signaling, PUCCH resources corresponding to MAC-CE signaling, downlink channels or signals
- second type beam failure recovery parameters radio link reference signals
- frequency domain bandwidth corresponding to MAC-CE signaling PUCCH resources corresponding to MAC-CE signaling
- PUCCH resources corresponding to MAC-CE signaling downlink channels or signals
- a device for determining correspondence including:
- the correspondence relationship determination module is configured to determine the first correspondence relationship according to signaling information and/or predetermined rules
- the first correspondence includes at least one of the following: the correspondence between N pieces of third information and M sets of beam failure recovery parameters; the correspondence between the first type of frequency domain bandwidth group and the second type of frequency domain bandwidth group ;
- the N and M are positive integers greater than or equal to 1, and the third information includes at least one of the following information: a CORESET group and a frequency domain bandwidth group.
- a communication device comprising: one or more processors; a memory for storing one or more programs; when the one or more programs are executed by the one or more processors, the one Or multiple processors implement the method according to any one of items 1-33, or implement the method according to any one of items 34-40.
- a computer storage medium stores a computer program, and when the computer program is executed by a processor, the method according to any one of items 1-33 or any one of items 34-40 is realized. The method described.
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Abstract
Description
Claims (32)
- 一种对应关系的确定方法,包括:根据信令信息和预定规则中的至少之一,确定第一对应关系;所述第一对应关系包括如下至少之一:N个第三信息和M套波束失败恢复参数之间的对应关系、第一类频域带宽组和第二类频域带宽组之间的对应关系;其中,N和M均是大于或者等于1的正整数,所述第三信息包括如下信息中的至少之一:控制资源集合CORESET组、频域带宽组。
- 根据权利要求1所述的方法,其中,所述N个第三信息和M套波束失败恢复参数之间的对应关系,包括如下至少之一:所述N个第三信息值对应N套波束失败恢复参数;所述N个第三信息值中的每个第三信息值对应一套波束失败恢复参数。
- 根据权利要求1所述的方法,其中,所述N个第三信息和M套波束失败恢复参数之间的对应关系,包括如下至少之一:所述N个第三信息值对应一个波束失败检测参考信号;所述N个第三信息值中的每个第三信息值对应一个候选参考信号集合;所述N个第三信息值中的每个第三信息值对应一个新参考信号。
- 根据项目权利要求3所述的方法,其中,在所述N个第三信息值中的每个第三信息值对应一个新参考信号的情况下,与所述第三信息值对应的新参考信号来自于与所述第三信息值对应的候选参考信号集合中。
- 根据权利要求1所述的方法,其中,所述第一类频域带宽组和第二类频域带宽组之间的对应关系包括如下至少之一:所述第一类频域带宽组和所述第二类频域带宽组共享频域带宽组的划分信令;所述第一类频域带宽组和所述第二类频域带宽组分别对应一个频域带宽组的划分信令;所述第二类频域带宽组由所述第一类频域带宽组中包括预定CORESET索引的CORESET的频域带宽确定。
- 根据权利要求5所述的方法,其中,所述第一类频域带宽组和所述第二类频域带宽组满足如下特征之一:所述第一类频域带宽组共享激活或更新物理下行共享信道PDSCH的传输配置指示状态标识TCI state ID的高层信令,所述第二类频域带宽组中相同 CORESET索引的CORESET共享激活或更新PDSCH的TCI state ID的高层信令;所述第一类频域带宽组中具有第一CORESET索引的CORESET共享激活或更新PDSCH的TCI state ID的高层信令,所述第二类频域带宽组中具有第二CORESET索引的CORESET共享激活或更新PDSCH的TCI state ID的高层信令;所述第一类频域带宽组中具有第一物理上行控制信道PUCCH资源组索引的PUCCH资源共享激活或更新PUCCH的空间关系信息的高层信令,所述第二类频域带宽组中具有第二PUCCH资源组索引的PUCCH资源共享激活或更新PUCCH的空间关系信息的高层信令。
- 根据权利要求1-6任一项所述的方法,其中,所述波束失败恢复参数包括如下参数中的至少之一:波束失败检测参考信号集合;候选参考信号集合;新参考信号;根据新参考信号获取准共址参考信号的下行信道和信号中的至少之一;根据新参考信号获取空间发送滤波参数的上行信道和信号中的至少之一;根据包含波束失败请求信息的信道或信号的空间发送滤波器,获取空间发送滤波器信息的上行信道或信号;波束失败检测计数器;波束失败请求信息发送次数计数器;波束失败检测计时器;波束失败恢复计时器;监听计时器;包括波束失败请求信息的信道或信号;包含监听波束失败响应信息的波束失败恢复控制信道资源;与波束失败检测参考信号满足准共址关系的CORESET;一个频域带宽的波束失败恢复参数;包括波束失败请求信息的资源请求信息的调度请求SR对应的优先级;为波束失败恢复过程配置或确定的参数。
- 一种信息的确定方法,包括:根据第一信息确定第二信息;其中,所述第一信息包括如下至少之一:搜索空间的时域参数、控制资源集合CORESET组、CORESET集合、CORESET的数量、频域带宽的数量、频域带宽组、物理上行控制信道PUCCH资源组、第一类波束失败恢复参数、信令信息、预定规则;所述第二信息包括如下至少之一:第二类波束失败恢复参数、无线链路参考信号、媒体接入控制-控制单元MAC-CE信令对应的频域带宽、MAC-CE信令对应的PUCCH资源、下行信道或信号的准共址参数。
- 根据权利要求8所述的方法,其中,所述根据第一信息确定第二信息,包括:根据所述第一信息确定第一类CORESET;根据所述第一类CORESET确定所述第二信息;其中,所述第一类CORESET中包括至多A个CORESET,或所述第一类CORESET中包括至多A个CORESET集合,A是大于或者等于1的正整数。
- 根据权利要求9所述的方法,其中,所述根据第一信息确定第一类CORESET,包括如下之一:根据目标CORESET组中的CORESET确定所述第一类CORESET根据波束失败检测参考信号确定所述第一类CORESET;根据与新参考信号对应的CORESET获取所述第一类CORESET,其中,所述新参考信号与所述CORESET之间的对应关系是根据信令信息获取的;根据频域带宽是否为主频域带宽确定所述第一类CORESET。
- 根据权利要求10所述的方法,其中,在根据所述目标CORESET组中的CORESET确定所述第一类CORESET的情况下,所述目标CORESET组根据如下信息中的至少之一确定:CORESET组索引;CORESET组中包括的CORESET关联的搜索空间的时域参数;CORESET组中包括的CORESET的数量;CORESET组中包括的CORESET集合的数量;CORESET组中包括的CORESET的索引。
- 根据权利要求8所述的方法,其中,所述第二信息中包括参考信号集合,所述参考信号集合包括如下参考信号集合中的至少之一:波束失败检测参考信号集合;无线链路检测参考信号集合;新参考信号集合;其中,所述参考信号集合中包括至多A个参考信号,A是大于或者等于1的正整数。
- 根据权利要求9或12所述的方法,其中,A的值与如下信息中的至少之一之间有关联:CORESET组的数量;CORESET的数量;上报的能力信息;频域带宽组的数量;同步信号物理广播信道块SSB的最大个数。
- 根据权利要求9-11或13任一项所述的方法,其中,所述根据所述第一类CORESET确定所述第二信息,包括如下至少之一:根据所述第一类CORESET确定波束失败检测参考信号;根据所述第一类CORESET确定无线链路检测参考信号;根据所述第一类CORESET确定根据新参考信号确定准共址参考信号的下行信道或信号;根据所述第一类CORESET确定上行信道或信号,其中,所述上行信道或信号的空间发送滤波器根据新参考信号确定;根据所述第一类CORESET确定上行信道或信号,其中,所述上行信道或信号的空间发送滤波器根据包括波束失败请求信息的信道和信号中的至少之一确定;根据所述第一类CORESET确定与波束失败检测参考信号满足准共址关系的CORESET;根据所述第一类CORESET确定与无线链路检测参考信号满足准共址关系的CORESET。
- 根据权利要求8所述的方法,还包括如下至少之一:根据一个CORESET的m个准共址参考信号中的n个准共址参考信号获取n个参考信号,其中,所述m个准共址参考信号均关联空间接收参数,m和n均是大于或者等于1的正整数;根据p个新参考信号获取一个CORESET的m个资源组中q个资源组对应的准共址参考信号,其中,p、m和q均是大于或者等于1的正整数;一个CORESET的m个资源组中的z个资源组和参考信号之间满足准共址关系,其中,z为小于或等于m的正整数,m是大于或者等于1的正整数;其中,所述参考信号包括如下至少之一:波束失败检测参考信号、新参考信号、无线链路检测参考信号;其中,一个CORESET关联m个资源组、每个资源组对应一个准共址参考信号集合。
- 根据权利要求15所述的方法,还包括:根据第四信息确定所述n个准共址参考信号;其中,n等于1,所述第四信息包括如下至少之一:解调参考信号DMRS 端口组、频域资源组、时域资源组、搜索空间集合、传输配置指示状态TCI state。
- 根据权利要求14所述的方法,其中,所述根据所述第一类CORESET确定根据新参考信号确定准共址参考信号的下行信道或信号,包括以下至少之一:一个频域带宽中不属于所述第一类CORESET的CORESET的准共址参考信号不根据所述新参考信号更新;一个频域带宽中属于所述第一类CORESET的CORESET的准共址参考信号根据所述新参考信号更新。
- 根据权利要求8所述的方法,其中,在所述第一信息包括信令信息和频域带宽组中的至少之一,所述第二信息包括第二类波束失败恢复参数的情况下,所述根据第一信息确定第二信息,包括如下至少之一:第一时刻开始,第二频域带宽中的预定下行信道和信号中的至少之一的准共址参考信号根据第二参考信号获取,其中,所述第二参考信号和第一频域带宽的新参考信号之间有对应关系,所述第一频域带宽和所述第二频域带宽属于相同的频域带宽组;第二时刻开始,第二频域带宽中的预定上行信道和信号中的至少之一的空间发送滤波器根据所述第一频域带宽的新参考信号获取,其中,所述第一频域带宽和所述第二频域带宽属于相同的频域带宽组;第三时刻开始,所述频域带宽组中每个频域带宽中的预定下行信道和信号中的至少之一的准共址参考信号根据第二参考信号获取,其中,所述第二参考信号和第一频域带宽的新参考信号之间有对应关系,所述频域带宽组中包括所述第一频域带宽;第四时刻开始,所述频域带宽组中每个频域带宽中的预定上行信道和信号中的至少之一的空间发送滤波器根据第一频域带宽的新参考信号获取,其中,所述频域带宽组中包括所述第一频域带宽;第五时刻开始,第一频域带宽中的CORESET的准共址参考信号根据第一频域带宽的新参考信号获取的情况下,第二频域带宽中的CORESET的准共址参考信号根据第二参考信号获取,其中,所述第二参考信号和所述第一频域带宽的新参考信号之间具有对应关系,所述第一频域带宽和所述第二频域带宽属于同一个频域带宽组,所述第一频域带宽中的CORESET与所述第二频域带宽中的CORESET的CORESET索引相同;根据信令信息确定,第一时刻开始,仅第一频域带宽中的CORESET的准共址参考信号根据新参考信号获取,还是所述第一频域带宽所在的频域带宽组 中,每个频域带宽中的CORESET的准共址参考信号均根据第二参考信号。
- 根据权利要求18所述的方法,其中,所述预定下行信道包括如下信道中的至少之一:第一类CORESET;第一类CORESET中物理下行控制信道PDCCH调度的下行信道;其中,所述第一类CORESET根据所述第一信息确定。
- 根据权利要求18所述的方法,满足如下至少之一:所述新参考信号在所述第一频域带宽中;所述第二参考信号在所述第二频域带宽中;所述第二参考信号关联预定类型的准共址参考信号;所述第二参考信号和所述预定下行信道和信号中的至少之一在相同的频域带宽中;所述第二参考信号和所述新参考信号所在的TCI state索引差值固定;所述第二参考信号和所述新参考信号所在资源的索引差值固定;所述第二参考信号是所述第一频域带宽中的新参考信号;在所述第一频域带宽和所述预定下行信道和信号中的至少之一在相同的服务小区的情况下,所述第二参考信号是所述第一频域带宽中的新参考信号。
- 根据权利要求8所述的方法,其中,所述根据第一信息确定第二信息,包括如下至少之一:根据预定规则确定第一类MAC-CE信令对应的频域带宽,其中,所述预定规则包括在无线资源控制RRC信令配置了频域带宽组的情况下,所述第一类MAC-CE信令对应的频域带宽包括所述第一类MAC-CE信令中携带的频域带宽索引对应的频域带宽所在的频域带宽组;根据预定规则确定第一类MAC-CE信令对应的频域带宽,其中,所述预定规则包括在当RRC信令没有配置频域带宽组的情况下,所述第一类MAC-CE信令对应的频域带宽包括所述第一类MAC-CE信令中携带的频域带宽索引对应的频域带宽;根据预定规则确定激活或更新PUCCH空间关系信息的MAC-CE信令对应的PUCCH,其中,所述预定规则包括在RRC信令配置了PUCCH组的情况下,所述MAC-CE信令对应的PUCCH包括所述MAC-CE信令中携带的PUCCH资源索引对应的PUCCH资源所在的PUCCH资源组;根据预定规则确定激活或更新PUCCH空间关系信息的MAC-CE信令对应的PUCCH,其中,所述预定规则包括在没有配置PUCCH组的情况下,所述MAC-CE信令对应的PUCCH包括所述MAC-CE信令中携带的PUCCH资源索引对应的PUCCH资源;根据MAC-CE信令激活或更新频域带宽组中每个频域频域带宽中的预定PUCCH资源组索引的PUCCH资源的空间关系信息;其中,所述第一类MAC-CE包括如下之一:激活或更新物理下行共享信道PDSCH的TCI state标识ID的MAC-CE、激活或更新CORESET的TCI state ID的MAC-CE;激活或更新PUCCH空间关系的PUCCH;激活或更新PUCCH资源组的空间关系的PUCCH。
- 根据权利要求8所述的方法,其中,所述根据第一信息确定第二信息,包括:第六时刻开始,CORESET组中的CORESET的准共址参考信号根据与所述CORESET组对应的新参考信号获取,其中,每个新参考信号对应一个CORESET组,一个频域带宽的新参考信号上报信息中包括多个新参考信号的指示信息,所述多个新参考信号分别与一个CORESET组之间存在对应关系。
- 根据权利要求8所述的方法,其中,所述根据第一信息确定第二信息,包括:根据波束失败检测参考信号集合获取如下至少之一:根据新参考信号确定准共址参考信号的预定下行信道和信号中的至少之一;根据新参考信号确定空间发送滤波器参数的上行信道或信号;根据包含波束失败请求信息的信道或信号确定空间发送滤波器参数的上行信道或信号。
- 根据权利要求23所述的方法,还包括:第七时刻开始,所述预定的下行信道和信号中的至少之一的准共址参考信号根据新参考信号更新,其中,所述预定下行信道包括第三类CORESET与第三类CORESET调度的PDSCH中的至少一种;在所述第七时刻之前,所述第三类CORESET和波束失败检测参考集合中的参考信号满足准共址关系,或所述波束失败检测参考信号根据所述CORESET的准共址参考信号获取。
- 根据权利要求18或22或24所述的方法,其中,所述第一时刻,所述第二时刻,所述第三时刻,所述第四时刻,所述第五时刻,所示第六时刻,和 所述第七时刻中的至少一种包括如下时刻之一:发送第一频域带宽的波束失败请求信息之后的预定时刻;收到第一频域带宽的波束失败请求信息的响应信息之后的预定时刻;根据波束失败请求信息的发送方式确定的时刻。
- 根据权利要求8-25任一项所述的方法,其中,所述CORESET组满足如下特征中的至少之一:所述CORESET组包括至少一个频域带宽中的CORESET;所述CORESET组中的CORESET关联相同的标识号。
- 根据权利要求8-25任一项所述的方法,其中,所述波束失败恢复参数包括如下至少之一:波束失败检测参考信号集合;候选参考信号集合;新参考信号;根据新参考信号获取准共址参考信号的下行信道和信号中的至少之一;根据新参考信号获取空间发送滤波参数的上行信道和信号中的至少之一;根据包含波束失败请求信息的信道或信号的空间发送滤波器,获取空间发送滤波器信息的上行信道或信号;波束失败检测计数器;波束失败请求信息发送次数计数器;波束失败检测计时器;波束失败恢复计时器;监听计时器;包括波束失败请求信息的信道或信号;包含监听波束失败响应信息的波束失败恢复控制信道资源;与波束失败检测参考信号满足准共址关系的CORESET;一个频域带宽的波束失败恢复参数;包括波束失败请求信息的资源请求信息的调度请求SR对应的优先级;为波束失败恢复过程配置或确定的参数。
- 根据权利要求27所述的方法,其中,所述上行信道包括PUCCH,所述PUCCH满足如下特征中的至少之一:所述PUCCH属于一个PUCCH组;所述PUCCH关联预定CORESET组;所述PUCCH包括属于不同PUCCH组中的PUCCH。
- 一种对应关系的确定装置,包括:对应关系确定模块,设置为根据信令信息和预定规则中的至少之一,确定第一对应关系;所述第一对应关系包括如下至少之一:N个第三信息和M套波束失败恢复参数之间的对应关系、第一类频域带宽组和第二类频域带宽组之间的对应关系;其中,N和M均是大于或者等于1的正整数,所述第三信息包括如下信息 至少之一:控制资源集合CORESET组、频域带宽组。
- 一种信息的确定装置,包括:信息确定模块,设置为根据第一信息确定第二信息;其中,所述第一信息包括如下至少之一:搜索空间的时域参数、控制资源集合CORESET组、CORESET集合、CORESET的数量、频域带宽的数量、频域带宽组、物理上行控制信道PUCCH资源组、第一类波束失败恢复参数、信令信息、预定规则;所述第二信息包括如下至少之一:第二类波束失败恢复参数、无线链路参考信号、媒体接入控制-控制单元MAC-CE信令对应的频域带宽、MAC-CE信令对应的PUCCH资源、下行信道或信号的准共址参数。
- 一种通信设备,包括:至少一个处理器;存储器,设置为存储至少一个程序;当所述至少一个程序被所述至少一个处理器执行,使得所述至少一个处理器实现如权利要求1-7任一项所述的对应关系的确定方法,或者实现如权利要求8-28任一项所述的信息的确定方法。
- 一种计算机存储介质,存储有计算机程序,所述计算机程序被处理器执行时实现如权利要求1-7任一项所述的对应关系的确定方法,或者实现如权利要求8-28任一项所述的信息的确定方法。
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| US12294546B2 (en) | 2019-11-07 | 2025-05-06 | Zte Corporation | Method and apparatus for determining information, method and apparatus for determining corresponding relationship, device, and storage medium |
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| AU2020378138A1 (en) | 2022-06-23 |
| EP4057672A4 (en) | 2024-06-26 |
| KR20220098187A (ko) | 2022-07-11 |
| EP4057672A1 (en) | 2022-09-14 |
| US20230046074A1 (en) | 2023-02-16 |
| US20250260545A1 (en) | 2025-08-14 |
| CN111093219B (zh) | 2025-09-23 |
| KR102935030B1 (ko) | 2026-03-09 |
| US12294546B2 (en) | 2025-05-06 |
| AU2020378138B2 (en) | 2024-02-01 |
| CN111093219A (zh) | 2020-05-01 |
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