WO2021031796A1 - 信息传输方法及装置 - Google Patents
信息传输方法及装置 Download PDFInfo
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- WO2021031796A1 WO2021031796A1 PCT/CN2020/104647 CN2020104647W WO2021031796A1 WO 2021031796 A1 WO2021031796 A1 WO 2021031796A1 CN 2020104647 W CN2020104647 W CN 2020104647W WO 2021031796 A1 WO2021031796 A1 WO 2021031796A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
- H04W28/24—Negotiating SLA [Service Level Agreement]; Negotiating QoS [Quality of Service]
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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
- H04W72/25—Control channels or signalling for resource management between terminals via a wireless link, e.g. sidelink
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/32—Flow control; Congestion control by discarding or delaying data units, e.g. packets or frames
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0268—Traffic management, e.g. flow control or congestion control using specific QoS parameters for wireless networks, e.g. QoS class identifier [QCI] or guaranteed bit rate [GBR]
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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
- H04W72/0446—Resources in time domain, e.g. slots or frames
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- 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
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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
- H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
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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
- H04W72/232—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 physical layer, e.g. DCI signalling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
- H04W72/563—Allocation or scheduling criteria for wireless resources based on priority criteria of the wireless resources
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/16—Interfaces between hierarchically similar devices
- H04W92/18—Interfaces between hierarchically similar devices between terminal devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/001—Synchronization between nodes
- H04W56/0015—Synchronization between nodes one node acting as a reference for the others
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
- H04W72/566—Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient
- H04W72/569—Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient of the traffic information
Definitions
- This application relates to but is not limited to the field of communications, and specifically, to an information transmission method and device.
- SLSS side link synchronization signals
- PSBCH Physical Sidelink Broadcast Channel
- S-SSB S-SSB includes S-PSS (Sidelink Primary synchronization signal) and / Or S-SSS (Sidelink Secondary synchronization signal) and/or PSBCH.
- Semi-static configuration/pre-configuration can be used to avoid the overlap of SLSS/PSBCH resources and S-SSB resources, because the period of LTE V2X synchronization resources is fixed (160ms), while the period of NR V2X synchronization resources is not currently available To form the final conclusion, therefore, how to consider solutions to resolve the resource conflict between the two.
- the configuration method is also different.
- the available resources of the sidelink resource pool can be performed in a bitmap mode. Therefore, the configured sidelink resource pool may overlap with the synchronization resource time domain of other RATs.
- NR V2X synchronization resources and cellular system uplink transmission UL (uplink) transmission resources may also overlap in the time domain, and the transmission of sidelink synchronization signals/channels and traffic channels needs to be considered. .
- the NR V2X module and the LTE V2X module may exist in one UE at the same time, and NR V2X and LTE V2X work on different carriers of the same band (in-band).
- the resources used by two radio access technology RATs for sidelink communication (transmit/receive) on different carriers may overlap in the time domain. Due to the UE radio frequency capability and half-duplex restrictions, the UE cannot be in the same band. Simultaneous sidelink transmission on the carrier, or transmission and reception (for simultaneous reception on two carriers, it can be solved by the UE). Therefore, it is necessary to consider how to transmit NR V2X and LTE V2X signals/channels when resources on two carriers overlap.
- the embodiments of the present application provide an information transmission method and device, so as to at least solve the problem of transmission conflicts when the transmissions of different RATs overlap in the time domain in the case of coexistence in devices in the related art.
- an information transmission method including: when a first wireless transmission and a second wireless transmission overlap in the time domain, the following processing is performed, wherein the first wireless transmission includes a first wireless signal Transmission and/or first wireless channel transmission, said second wireless transmission including second wireless signal transmission and/or second wireless channel transmission: comparing the first priority value corresponding to said first wireless transmission with said The second priority value corresponding to the second wireless transmission is discarded, and the wireless transmission corresponding to the relatively higher priority value is discarded; or, the first priority value corresponding to the first wireless transmission is compared with Parameter value A, if the value of the first priority is greater than or equal to the parameter value A, the first wireless transmission is abandoned; otherwise, the second wireless transmission is abandoned; wherein the value of the first priority Is included in the control information corresponding to the first wireless transmission, and the value of the second priority is included in the control information corresponding to the second wireless transmission.
- an information transmission method including: when the first wireless transmission and the second wireless reception overlap in the time domain, the following processing is performed, wherein the first wireless transmission includes the first wireless transmission.
- the value of the first priority is included in the control information corresponding to the first wireless, and/or the value of the second priority is included in the control information corresponding to the second wireless in;
- the first wireless transmission includes one of the following: service signal and/or channel transmission, synchronization signal and/or channel transmission;
- the second wireless reception includes one of the following: service signal and/or channel reception, synchronization signal And/or channel reception.
- an information transmission device including: a first detection module configured to trigger the first processing module when detecting that the first wireless transmission and the second wireless transmission overlap in the time domain Or a second processing module, wherein the first wireless transmission includes a first wireless signal transmission and/or a first wireless channel transmission, and the second wireless transmission includes a second wireless signal transmission and/or a second wireless channel transmission:
- the first processing module is configured to compare the value of the first priority corresponding to the first wireless transmission with the value of the second priority corresponding to the second wireless transmission, and discard the relatively higher priority Value corresponding to the wireless transmission;
- the second processing module is configured to compare the value of the first priority corresponding to the first wireless transmission with the parameter value A, if the value of the first priority is greater than or equal to all For the parameter value A, the first wireless transmission is abandoned; otherwise, the second wireless transmission is abandoned; wherein the value of the first priority is included in the control information corresponding to the first wireless transmission, The value of the second priority is included in the control information corresponding to the second
- an information transmission device including: a second detection module, configured to trigger the third detection module when detecting that the first wireless transmission and the second wireless reception overlap in the time domain
- the processing module or the fourth processing module or the fifth processing module wherein the first wireless transmission includes a first wireless signal transmission and/or a first wireless channel transmission, and the second wireless reception includes a second wireless signal reception and/or Or second wireless channel reception:
- the third processing module is configured to compare the value of the first priority corresponding to the first wireless transmission with the value of the second priority corresponding to the second wireless reception, and give up Wireless transmission corresponding to a relatively high priority value, or abandoning wireless reception corresponding to a relatively high priority value;
- the fourth processing module is configured to compare the wireless transmission corresponding to the first wireless transmission The first priority value and the parameter value A, if the first priority value is greater than or equal to the parameter value A, the first wireless transmission is abandoned; otherwise, the second wireless reception is abandoned;
- the fifth processing module is configured to compare the value of the second priority corresponding to the second
- the first wireless transmission includes one of the following: service signal/channel transmission, synchronization signal and/or channel transmission
- the second wireless reception includes one of the following: service Signal and/or channel reception, synchronization signal and/or channel reception.
- a computer-readable storage medium in which a computer program is stored, wherein the computer program is configured to execute any of the foregoing method embodiments when running A step of.
- an electronic device including a memory and a processor, the memory is stored with a computer program, and the processor is configured to run the computer program to execute any of the above Steps in the method embodiment.
- the following processing is performed: compare the first priority value corresponding to the first wireless transmission with the first priority value corresponding to the second wireless transmission For the second priority value, the wireless transmission corresponding to the relatively higher priority value is discarded; or, the first priority value corresponding to the first wireless transmission is compared with the parameter value A, if the first priority value is If a priority value is greater than or equal to the parameter value A, the first wireless transmission is abandoned; otherwise, the second wireless transmission is abandoned.
- the reserved wireless or the abandoned wireless is determined by comparing the priority value, which solves the problem of the transmission of different RATs in the case of coexistence in the device in the related technology. Transmission conflict problem when time domain overlaps.
- FIG. 1 is a block diagram of the hardware structure of a mobile terminal of an information transmission method according to an embodiment of the present application
- FIG. 2 is a flowchart of an information transmission method according to an embodiment of the present application.
- FIG. 3 is a schematic diagram of sidelink synchronization resources overlapping on different carriers according to another embodiment of the present application.
- Figure 4 is a schematic diagram of Example 2 according to another embodiment of the present application.
- Fig. 5 is a schematic diagram of Example 3 according to another embodiment of the present application.
- the embodiments of the present application provide a mobile communication network (including but not limited to a 5G mobile communication network).
- the network architecture of the network may include network-side devices (such as base stations) and terminals.
- network-side devices such as base stations
- terminals such as base stations
- an information transmission method that can run on the foregoing network architecture is provided. It should be noted that the operating environment of the foregoing information transmission method provided in the embodiments of the present application is not limited to the foregoing network architecture.
- the method embodiment provided in the first embodiment of the present application may be executed in a mobile terminal, a computer terminal or a similar computing device.
- the mobile terminal may include one or more (only one is shown in FIG. 1) processing
- the processor 102 (the processor 102 may include but is not limited to a processing device such as a microprocessor MCU or a programmable logic device FPGA) and a memory 104 configured to store data.
- the above-mentioned mobile terminal may also include a communication function configured Transmission device 106 and input and output equipment 108.
- the structure shown in FIG. 1 is only for illustration, and does not limit the structure of the above-mentioned mobile terminal.
- the mobile terminal may also include more or fewer components than shown in FIG. 1, or have a different configuration from that shown in FIG.
- the memory 104 may be configured to store software programs and modules of application software, such as program instructions/modules corresponding to the information transmission method in the embodiment of the present application.
- the processor 102 executes the software programs and modules stored in the memory 104 by running A functional application and data processing, that is, to achieve the above method.
- the memory 104 may include a high-speed random access memory, and may also include a non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory.
- the memory 104 may further include a memory remotely provided with respect to the processor 102, and these remote memories may be connected to the mobile terminal 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 transmission device 106 is configured to receive or transmit data via a network.
- Specific examples of the above-mentioned network may include a wireless network provided by a communication provider of a mobile terminal.
- the transmission device 106 includes a network adapter (Network Interface Controller, NIC), which can be connected to other network devices through a base station to communicate with the Internet.
- the transmission device 106 may be a radio frequency (RF) module, which is configured to communicate with the Internet in a wireless manner.
- RF radio frequency
- FIG. 1 An information transmission method running on the above-mentioned mobile terminal is provided.
- the flow chart of the information transmission method in the embodiment of the present application is shown in FIG.
- Step S202 When the first wireless transmission and the second wireless transmission overlap in the time domain, perform the following processing:
- the first wireless transmission includes a first wireless signal transmission and/or a first wireless channel transmission
- the second wireless transmission includes a second wireless signal transmission and/or a second wireless channel transmission.
- Step S204 Compare the value of the first priority corresponding to the first wireless transmission with the value of the second priority corresponding to the second wireless transmission, and discard the value corresponding to the relatively higher priority value.
- Wireless transmission or compare the value of the first priority corresponding to the first wireless transmission with the parameter value A, and if the value of the first priority is greater than or equal to the parameter value A, then discard the first Wireless transmission; otherwise, the second wireless transmission is abandoned; wherein the value of the first priority is included in the control information corresponding to the first wireless transmission, and the value of the second priority is included in the In the control information corresponding to the second wireless transmission.
- the first wireless signal and or channel may be a signal and or channel in LTE or a signal and or channel in an NR system; the second wireless signal and or channel may be a signal and or channel in an NR system, Or the signal and or channel in LTE.
- the reserved wireless or the abandoned wireless is determined by comparing the priority value, which solves the problem of the transmission of different RATs in the case of coexistence in the device in the related technology. Transmission conflict problem when time domain overlaps.
- the first wireless transmission includes one of the following: user equipment UE uplink transmission; side link transmission, where the side link transmission includes at least one of the following: mode 1 or mode 2 or mode 3 or mode 4 physical side link shared channel transmission, where mode 1, mode 2, mode 3, and mode 4 are physical side link shared channel modes; physical side link control channel transmission; physical side link feedback channel transmission.
- the second wireless transmission includes at least one of the following: side link synchronization signal transmission; physical side link broadcast channel transmission; side link synchronization signal and physical side link broadcast channel block transmission; physical side link Feedback channel transmission; physical side link shared channel transmission of mode 1, mode 2, mode 3, or mode 4, among which mode 1, mode 2, mode 3, and mode 4 are the side link communication modes.
- control information includes one of the following: physical side link control information, downlink control information, uplink control information, and high-level parameters.
- the parameter value A is a high-level parameter value, which is determined through high-level configuration or predefined.
- the first wireless transmission and the second wireless transmission are on the same carrier or different carriers.
- the second wireless transmission is side link synchronization signal transmission, or physical side link broadcast channel transmission, or side link synchronization signal and physical side link broadcast channel block transmission, it further includes at least one of the following One:
- the value of the second priority is determined according to configuration or pre-configuration, or is a predefined value or a fixed value; the values of the second priority corresponding to different characteristics are different, wherein the first priority corresponding to different characteristics
- the values of the two priority levels are different, including at least one of the following: the values of the second priority levels corresponding to different side link synchronization reference sources are different; those corresponding to the number of synchronization levels or hops or synchronization priorities of different side links
- the values of the second priority are different; the values of the second priority corresponding to different radio access technology RATs are different.
- the method further includes at least one of the following:
- the value of the first priority or the second priority is determined according to configuration or pre-configuration, or is a predefined value or a fixed value;
- the value of the first priority or the second priority is determined according to the value of the priority of the physical side link shared channel transmission associated with the physical side link feedback channel transmission, including: the first priority Or the value of the second priority is equal to the value of the priority of the associated physical side link shared channel transmission, or the value of the first priority or the second priority is relative to the associated
- the priority value of the physical side link shared channel transmission is increased or decreased by N, where the N is a positive integer; wherein the physical side link shared channel associated with the physical side link feedback channel transmission includes receiving Or the sending physical side link shares the channel.
- the comparing the value of the first priority corresponding to the first wireless transmission with the value of the second priority corresponding to the second wireless transmission includes: mapping the value of the second priority to In the first set to which the value of the first priority belongs, the first set refers to the set that contains all possible values of the first priority, and the second set refers to the set that contains all possible values of the second priority.
- a set of values of the first set; the method of mapping includes: mapping the values contained in the second set from small to large to the values contained in the first set, exceeding the priority values contained in the first set The number of values in the second set are all mapped to the maximum value in the first set; or, the values contained in the second set are mapped to the values contained in the first set in order from large to small, beyond All the values in the second set of the number of priority values included in the first set are mapped to the minimum value in the first set; or, set the quantization granularity M, where M is a positive integer, and When the smallest difference between the value in the second set and the value in the first set is less than or equal to M, the corresponding value in the second set is mapped to the corresponding value in the corresponding first set.
- an information transmission method including the following steps:
- Step 1 If the first wireless transmission and the second wireless reception overlap in the time domain, perform the following processing:
- the first wireless transmission includes a first wireless signal transmission and/or a first wireless channel transmission
- the second wireless reception includes a second wireless signal reception and/or a second wireless channel reception.
- Step 2 Compare the value of the first priority corresponding to the first wireless transmission with the value of the second priority corresponding to the second wireless reception, and discard the wireless transmission corresponding to the relatively higher priority value , Or, give up wireless reception corresponding to a relatively high priority value;
- Step 3 compare the value of the first priority corresponding to the first wireless transmission with the parameter value A, and if the value of the first priority is greater than or equal to the parameter value A, discard the first Wireless transmission; otherwise, the second wireless reception is abandoned;
- Step 4 compare the value of the second priority corresponding to the second wireless reception with the parameter value B, and if the value of the second priority is greater than or equal to the parameter value B, discard the second Wireless reception; otherwise, abandon the first wireless transmission;
- the value of the first priority is included in the control information corresponding to the first wireless, and/or the value of the second priority is included in the control information corresponding to the second wireless in;
- the first wireless transmission includes one of the following: service signal and/or channel transmission, synchronization signal and/or channel transmission;
- the second wireless reception includes one of the following: service signal and/or channel reception, synchronization signal And/or channel reception.
- the reserved wireless or the abandoned wireless is determined by comparing the priority value, which solves the problem of the transmission of different RATs in the case of coexistence in the device in the related technology. Transmission conflict problem when time domain overlaps.
- the service signal and/or channel transmission, or the service signal and/or channel reception includes one of the following: UE uplink transmission or reception; side link transmission or reception, wherein the side Link transmission or reception includes at least one of the following: physical side link shared channel transmission or reception of mode 1 or mode 2 or mode 3 or mode 4; physical side link control channel transmission or reception; physical side link feedback channel transmission Or receive.
- the synchronization signal and/or channel transmission or the synchronization signal and/or channel reception includes at least one of the following: side link synchronization signal transmission or reception; physical side link broadcast channel transmission or reception; The side link synchronization signal and the physical side link broadcast channel block are sent or received.
- control information includes one of the following: physical side link control information, downlink control information, uplink control information, and high-level parameters.
- the parameter values A and/or B are high-level parameter values, which are determined through high-level configuration or predefined.
- the first wireless transmission and the second wireless reception are on the same carrier or different carriers.
- the synchronization signal and/or channel is sent, or the synchronization signal and/or channel is received as transmission, it is the side link synchronization signal sending or receiving, or the physical side link broadcast channel sending or receiving, or
- the transmission or reception of link synchronization signals and physical side link broadcast channel blocks includes at least one of the following: the value of the third priority is determined according to configuration or pre-configuration, or is a predefined value or a fixed value; corresponding to different characteristics
- the value of the third priority is different, including at least one of the following: the value of the third priority corresponding to different side link synchronization reference sources is different; the number of synchronization levels or hops or synchronization priorities corresponding to different side links
- the values of the third priority are different; the values of the third priority corresponding to different radio access technology RATs are different; wherein, the third priority is the first priority and the second priority One of the priorities.
- the method further includes at least one of the following: third priority
- the value of the level is determined according to the configuration, or determined by the pre-configuration, or a predefined value, or a fixed value; the value of the third priority is according to the physical side link shared channel associated with the physical side link feedback channel transmission
- the determination of the value of the transmission priority includes one of the following: the value of the third priority is equal to the value of the transmission priority of the associated physical side link shared channel; the value of the third priority is relative to all
- the value of the priority of the associated physical side link shared channel transmission is increased or decreased by N, where N is a positive integer, and the physical side link shared channel associated with the physical side link feedback channel transmission includes The physical side link shared channel received or sent;
- the third priority is one of the first priority and the second priority.
- the value of the second priority corresponding to the wireless reception includes: mapping the value of the second priority to the first set to which the value of the first priority belongs, and the first set refers to all possible The set of values of the first priority, and the second set refers to a set that contains all possible values of the second priority; the method of mapping includes: the values contained in the second set are ordered from small to large Mapped to the values included in the first set, all values in the second set that exceed the number of priority values included in the first set are mapped to the maximum value in the first set; wherein,; Or, map the values contained in the second set from large to small to the values contained in the first set, and all values in the second set that exceed the number of priority values contained in the first set are mapped Is the minimum value in the first set; or, set the quantization granularity M, where
- the second priority value corresponding to the second wireless reception includes: mapping the first priority value to a second set to which the second priority value belongs, and the second set means A set of all possible values of the second priority, the first set refers to a set containing all possible values of the first priority;
- the mapping method includes: combining the values contained in the first set From small to large, they are mapped to the values contained in the second set in order, and values in the first set that exceed the number of priority values contained in the second set are mapped to the maximum value in the second set Or, map the values contained in the first set from large to small to the values contained in the second set, and the values in the first set that exceed the number of priority values contained in the second set are all Mapping is the minimum value in the second set; or, set the quantization granularity M, where M is a positive integer, and the minimum difference between the
- the resources for transmitting the traffic channel (such as the physical side link shared channel PSSCH) overlap with the sidelink synchronization resource, compare the priority of the traffic channel and the sidelink synchronization signal/channel.
- the sidelink synchronization resource can be used for sidelink synchronization signal/channel transmission, or for sidelink synchronization signal/channel reception.
- the priority of the Sidelink synchronization signal/channel is determined by pre-defined, configuration or pre-configuration.
- the priority of the Sidelink synchronization signal/channel includes at least one of the following:
- the sidelink synchronization signal/channel is fixed at one priority (that is, the sidelink synchronization signal/channel has only one priority); the priority of different synchronization reference sources is different (ie The sidelink synchronization signal/channel has multiple priorities, the corresponding synchronization reference source is different, the priority is also different); relative to the highest synchronization source (base station, GNSS or UE) level is different (such as direct synchronization to GNSS, indirect synchronization to GNSS), the corresponding sidelink synchronization signals/channels have different priorities; sidelink synchronization signals/channels of different RATs (such as NR V2X synchronization signals/channels, LTE V2X synchronization signals/channels) have different priorities.
- RATs such as NR V2X synchronization signals/channels, LTE V2X synchronization signals/channels
- the priority value of the sidelink synchronization signal/channel is not greater than the maximum value of the priority of the sidelink traffic channel (NR V2X or LTE V2X PSSCH (Physical Sidelink Shared Channel), whichever is the higher priority PSSCH) , And not less than the minimum value of the sidelink traffic channel priority.
- Compare the priority of the traffic channel with the sidelink synchronization signal/channel including: if the priority of the traffic channel is higher than the priority of the sidelink synchronization signal/channel, then the traffic channel is sent, and/or the sidelink synchronization signal/channel is not sent (drop) ; The priority of the traffic channel is not higher than the priority of the sidelink synchronization signal/channel, then the sidelink synchronization signal/channel is sent, and/or the traffic channel is not sent (drop).
- the traffic channel and the sidelink synchronization signal/channel can be on the same carrier or on different carriers.
- Scheme 2 Configure the priority threshold and compare the priority of the traffic channel:
- the traffic channel When the traffic channel is sent, if the transmission resource overlaps with the sidelink synchronization resource, compare the priority of the traffic channel with the decision threshold A, including: if the priority of the traffic channel is higher than the decision threshold A , The service channel is sent, and/or the sidelink synchronization signal/channel is not sent (drop); otherwise, the sidelink synchronization signal/channel is sent, and/or the service channel is not sent (drop).
- the traffic channel and the sidelink synchronization signal/channel can be on the same carrier or on different carriers.
- Solution 3 8 logical channel priority values are defined in LTE ⁇ 1,2,3,4,5,67,8 ⁇ , and 16 logical channel priority values are defined in NR ⁇ 1,2,3, ...15,16 ⁇ .
- the priority P1 is a value between 1 and 8
- the priority P2 is a value between 1 and 16. Since the number of priority levels between LTE V2X and NR V2X is not equal, it is necessary to establish a mapping relationship between the two (LTE V2X priority value and NR V2X priority value), including: one-to-one mapping based on priority values, 1 to 8 are mapped to 1 to 8.
- the priority value of NR V2X 9 to 16 is directly judged to be less than the priority value of 8 in LTE V2X; based on the priority value one-to-one mapping, the priority value of NR V2X 9 to 16 is mapped Priority values 1 to 8 to LTE V2X, priority values 1 to 8 of NR V2X are directly determined to be higher than priority value 1 in LTE V2X; priority values 1 and 2 of NR V2X are mapped to the priority of LTE V2X The level value is 1, in the same way, 3 and 4 are mapped to 2, and so on, 15 and 16 are mapped to 8. That is, the priority values 2n-1 and 2n of NR V2X are mapped to the priority value n of LTE V2X, where n is a positive integer from 1 to 8.
- the sending or receiving priority of the sidelink synchronization signal/channel can be fixed to be higher than the sending or receiving priority of the traffic channel, that is, the sidelink synchronization signal/channel is sent or received first by default.
- the priority of sidelink synchronization signal/channel transmission and reception can be set differently. One way is to ensure that the sidelink synchronization signal/channel is sent to allow other nearby UEs to quickly synchronize, and to increase the priority of sidelink synchronization signal/channel transmission. For example, the priority of the transmission of the mapped sidelink synchronization signal/channel is higher than the priority of the sidelink synchronization signal/channel reception by 2 while not exceeding the maximum priority value.
- the sidelink synchronization signal/channel described above includes at least one of the following: S-SSB, SLSS (PSSS or SSSS), PSBCH.
- Solution 6 For the reception of sidelink synchronization signal/channel, if the receiving resource overlaps with the transmission resource of the sidelink service channel, if the UE receives (detects) the synchronization signal/channel in the overlapped resource, compare the sidelink synchronization signal/channel reception with the service channel
- the priority of sending is reserved for sending or receiving (detection) processing with high priority.
- the priority of the traffic channel is compared with the configured or pre-configured decision threshold. If the priority of the traffic channel is higher or not lower than the decision threshold, the traffic channel is reserved for transmission. If the priority of the traffic channel is lower than the decision threshold, then Reserved to receive (detect) synchronization signal/channel.
- Solution 7 For a sidelink synchronization period, if there are multiple synchronization resources, for synchronization resources that do not send sidelink synchronization signals/channels, compare the priority of the traffic channel with the reception priority of the sidelink synchronization signal/channel, or compare the traffic channel If the priority of the traffic channel is not lower than the priority of sidelink synchronization signal/channel reception or not lower than the configured or pre-configured decision threshold, the traffic channel transmission is reserved.
- Solution 9 The description in the above solution 8 is also applicable to the reception (detection) of the sidelink synchronization signal/channel, and the reception priority of the sidelink synchronization signal/channel may be different from the transmission priority of the sidelink synchronization signal/channel.
- Solution 10 Define that the priority of PSFCH is associated with the priority of the corresponding PSSCH, including: being the same as the priority of the corresponding PSSCH, associating with the priority of the corresponding PSSCH, and increasing the priority based on the priority of the corresponding PSSCH or Lower the priority.
- This embodiment describes a wireless signal/channel transmission method, taking the sidelink signal and/or channel transmission as an example for description, as shown in FIG. 3.
- LTE V2X and NR V2X coexist in the same UE and work on different carriers (carrier 1 and carrier 2) in the same frequency band (band).
- the service signal and/or channel sent by one RAT Radio Access Technology
- the UE determines whether or not according to the priority judgment result Sending a service signal and/or channel, or, may also include determining whether to send and/or receive a sidelink synchronization signal and/or channel.
- the above-mentioned overlap in the time domain can also be understood as the overlap of the wireless resources of the transmitted signal and/or channel in the time domain;
- the above-mentioned priority judgment result includes the priority value of the service signal and/or channel and the sidelink synchronization signal and / Or the judgment result of the comparison between the channel priority values.
- the aforementioned UE determines whether to send service signals and/or channels according to the priority judgment results, which specifically includes: if the priority value of the service signal and/or channel is less than or not greater than the priority value of the sidelink synchronization signal and/or channel , Then send the service signal and/or channel, or give up sending the sidelink synchronization signal and/or channel, otherwise give up sending the service signal and/or channel, or send the sidelink synchronization signal and/or channel; the above can also include determining Whether to send and/or receive the sidelink synchronization signal and/or channel, specifically including: if the priority value of the service signal and/or channel is not less than or greater than the priority value of the sidelink synchronization signal and/or channel, then send and/or receive Sidelink synchronization signal and/or channel, or give up sending service signal and/or channel, otherwise give up sending and/or receiving sidelink synchronization signal and/or channel, or send service signal and/or channel.
- the sidelink traffic channel here can be PSSCH (Physical Sidelink Shared CHannel), and/or PSCCH (Physical Sidelink Control CHannel, physical side link control channel), and/or PSFCH (Physical Sidelink Feedback CHannel, physical side link feedback channel).
- PSSCH Physical Sidelink Shared CHannel
- PSCCH Physical Sidelink Control CHannel, physical side link control channel
- PSFCH Physical Sidelink Feedback CHannel, physical side link feedback channel
- the overlapping resources of carrier 2 have NR V2X PSSCH transmission, and/or the overlapping resources of carrier 1 have LTE V2X SLSS/PSBCH (Sidelink Synchronization Signal/Physical Sidelink Broadcast CHannel, side link synchronization signal/physical Side link broadcast channel), where the overlapping resources refer to the overlap in the time domain between the traffic channel resources and synchronization signal/channel resources on different carriers.
- SLSS/PSBCH Sidelink Synchronization Signal/Physical Sidelink Broadcast CHannel, side link synchronization signal/physical Side link broadcast channel
- the PSSCH of NR V2X is sent, or the sending or receiving of the SLSS/PSBCH of LTE V2X is abandoned; otherwise, Give up sending NR V2X PSSCH, or send or receive LTE V2X SLSS/PSBCH.
- the service signals/channels described in this embodiment include sidelink service signals/channels, such as PSSCH, and cellular communication service signals/channels, such as uplink transmission PUSCH (Physical Uplink Shared CHannel).
- This embodiment is also suitable for determining whether to receive a service signal/channel, specifically including: if the priority of the service signal/channel is known, and the priority value of the service signal and/or channel is less than or not greater than the sidelink synchronization signal and/or channel The priority value of, then the service signal and/or channel is received, or the sending and/or receiving of the sidelink synchronization signal or channel is abandoned, otherwise the reception of the service signal and/or channel, or the sending or receiving of the sidelink synchronization signal or channel is abandoned.
- the sidelink synchronization signal/channel described in this embodiment includes LTE V2X SLSS/PSBCH and NR V2X S-SSB (Sidelink Synchronization Signal/PSBCH Block, side link synchronization signal and physical side link broadcast channel block).
- the priority of the signal/channel described in this embodiment can be determined according to high-level configuration signaling or pre-configuration, or a fixed value, or determined according to physical layer indication information, such as according to DCI (Downlink Control Information, Downlink Control Information) ) Or SCI (Sidelink Control Information, side link control information) instructions are determined.
- DCI Downlink Control Information, Downlink Control Information
- SCI Seglink Control Information, side link control information
- the described priority of the PSSCH comes from the indication in the PSCCH or SCI corresponding to the PSSCH. If the sending or receiving channel is a standalone SCI (Standalone SCI), it is also applicable to the example of this embodiment.
- service signals and/or channels, and side link synchronization signals and/channels are used for description, but the method in this embodiment is also applicable to a situation including a physical side link feedback channel.
- This embodiment describes a method for determining the priority of a wireless signal/channel, including how to determine the priority of a sidelink synchronization signal/channel.
- the priority of the SLSS/PSBCH is determined according to the synchronization reference source to which the UE that sends the SLSS/PSBCH is synchronized, and the priority of the SLSS/PSBCH corresponding to different synchronization reference sources is synchronized. Can be different.
- the UE sending SLSS/PSBCH is directly synchronized to the timing of the base station (such as eNB or gNB), then the value of the priority corresponding to the SLSS/PSBCH sending and/or receiving is P1, and the SLSS/PSBCH sending
- the UE indirectly synchronizes to the timing of the base station (such as eNB or gNB), including the timing of synchronization to the base station by detecting synchronization signals forwarded by other UEs.
- other UEs include UEs that are directly or indirectly synchronized to the base station (such as eNB or gNB).
- the priority value of SLSS/PSBCH sending and/or receiving is P2; the UE sending SLSS/PSBCH is directly synchronized to the external unified timing (such as GNSS), then the corresponding SLSS/PSBCH sending and/or receiving priority value is Q1 ,
- the UE sending SLSS/PSBCH indirectly synchronizes to the external unified timing (such as Global Navigation Satellite System GNSS), including synchronization to the external unified timing by detecting the synchronization signal forwarded by other UEs, where other UEs include direct or indirect synchronization to the external unified timing ( For example, GNSS) UE, then the corresponding SLSS/PSBCH sending and/or receiving priority value is Q2; the UE sending SLSS/PSBCH synchronizes to other timing (such as the timing of independent UE), including direct or indirect to other timing, Then the value of the priority corresponding to SLSS/PSBCH transmission and/or reception is R1.
- the external unified timing such as
- This embodiment is described by taking the SLSS/PSBCH of LTE V2X as an example. It should be noted that this embodiment is also applicable to the priority determination of the S-SSB of NR V2X.
- This embodiment describes a method for determining the priority of a wireless signal/channel, including how to determine the priority of a sidelink synchronization signal/channel.
- the priority of SLSS/PSBCH is determined according to the synchronization reference level (or hop number) corresponding to the UE sending the SLSS/PSBCH.
- the SLSS/PSBCH corresponding to different synchronization reference levels
- the priority of PSBCH can be different.
- the UE sending SLSS/PSBCH is the first-level synchronization reference, such as synchronizing to a base station (eNB or gNB) or GNSS, then the corresponding SLSS/PSBCH sending and/or receiving priority value is P1 ;
- the UE that sends SLSS/PSBCH is the second-level synchronization reference, that is, the UE that is synchronized to the first-level synchronization reference, then the corresponding SLSS/PSBCH sending and/or receiving priority value is P2;
- It is the third-level synchronization reference that is, the UE that is synchronized to the second-level synchronization reference, then the corresponding SLSS/PSBCH transmission and/or reception priority value is P3; in this order, the Nth-level synchronization reference UE can be determined
- Corresponding SLSS/PSBCH sending and/or receiving priority is PN, and N is a positive integer. It
- This embodiment is described by taking the SLSS/PSBCH of LTE V2X as an example. It should be noted that this embodiment is also applicable to the priority determination of the S-SSB of NR V2X.
- This embodiment describes a method for determining the priority of a wireless signal/channel, including how to determine the priority of a sidelink synchronization signal/channel.
- the priority of the sidelink synchronization signal/channel is determined according to the RAT corresponding to the sidelink synchronization signal/channel sent, and the sidelink synchronization signal/channel corresponding to different RATs/ The priority of the channel can be different.
- the priority of SLSS/PSBCH of LTE V2X is Q1
- the priority of S-SSB of NR V2X is Q2.
- the values of Q1 and Q2 may be fixed values or configured values.
- This embodiment describes a wireless signal/channel sending method, including comparison of the priority of the service signal and/or channel with the decision threshold A, which is determined according to configuration or preconfiguration, or according to physical layer indication information Confirm, for example, according to DCI or SCI instructions.
- the decision threshold A On the resources overlapping with the resources of the sidelink synchronization signal/channel, the priority of the service signal and/or channel to be sent is compared with the decision threshold A to determine whether to send the service signal and/or channel.
- the service signal and/or channel is sent, or the sending or receiving of the sidelink synchronization signal and/or channel is given up, otherwise the sending of the service signal and/or channel is given up Channel, or send or receive sidelink synchronization signals and/or channels.
- NR V2X and LTE V2X coexist in UE1, NR V2X transmits PSSCH on carrier 2, and the transmission resource overlaps with the resource of LTE V2X transmitting or receiving SLSS/PSBCH on carrier 1.
- the UE compares the priority of PSSCH to be transmitted With the size of the decision threshold A, the value of A is determined according to the configuration or pre-configuration, or according to the physical layer instruction information, assuming that the priority value of the PSSCH to be transmitted is 1, and the value of the configuration or pre-configuration decision threshold A is 4, assuming priority
- the level mapping rule is that the smaller the priority value, the higher the priority.
- the overlapping resources give up sending or receiving LTE V2X SLSS/PSBCH.
- the sending or receiving channel is a standalone SCI (Standalone SCI), the method in this embodiment is also applicable.
- the method in this embodiment is not limited to the case where NR V2X and LTE V2X coexist in the same UE, but also applies to sidelink communication and cellular communication, such as sidelink data transmission and cellular uplink transmission, coexisting in the same UE, it is also applicable In the coexistence of different carriers or the same carrier.
- NR V2X and uplink transmission coexist in UE2, NR V2X sends S-SSB on carrier 2, and the resources for uplink transmission (such as PUSCH) on carrier 1 overlap with the resources for sending or receiving S-SSB on carrier 2.
- the priority of the PUSCH to be sent with the size of the decision threshold A, suppose the priority of the PUSCH to be sent is 2, the configured or pre-configured decision threshold A is 3, and the priority mapping rule is that the smaller the priority value is The higher the priority, the higher the priority of the PUSCH to be sent for uplink transmission than the decision threshold A, the PSSCH of NR V2X will be sent on carrier 1, and/or the overlapping resources on carrier 2 will give up sending or receiving S of NR V2X. -SSB.
- the described priority of the PSSCH comes from the indication in the PSCCH corresponding to the PSSCH.
- This embodiment describes a method for sending a wireless signal/channel, which includes associating the priority of the wireless signal and/or channel 2 with the priority of the wireless signal and/or channel 1. Including: determining the priority of the wireless signal and/or channel 2 according to the priority of the wireless signal and/or channel 1, including the priority of the wireless signal and/or channel 1 or the priority of the wireless signal and/or channel 1 Adjust on the basis; or, the wireless signal and/or channel 2 is not compared with priority, and the same transmission or reception processing as the wireless signal and/or channel 1 is adopted.
- the priority of the signal and/or channel described here may be the transmission priority or the reception priority or the priority of transmission and reception, and the signal and/or channel 1 and the signal and/or channel 2 described here may be the transmission signal and/or Or channel, it can also be a received signal and/or channel.
- the physical side link feedback channel maintains the same priority as the physical side link shared channel (PSSCH).
- PSFCH and PSSCH corresponding to ACK or NACK maintain the same priority.
- the PSFCH and PSSCH described here are on the same carrier, and the transmitted PSFCH corresponds to the received PSSCH, that is, the transmitted PSFCH corresponds to the received PSSCH, and the received PSFCH corresponds to the transmitted PSSCH.
- the PSSCH corresponding to ACK or NACK described above also refers to this correspondence.
- the PSFCH transmitted on carrier 1 adopts the same priority as the received PSSCH1, and overlaps with the resources for transmitting PSSCH2 on another carrier. If the priority of PSSCH1 is higher than the priority of PSSCH2, the priority of PSFCH is considered It is also higher than the priority of PSSCH2. Or, if the ACK or NACK carried by the PSFCH on carrier 1 corresponds to PSSCH1, PSFCH adopts the same processing as PSSCH1. In other words, when PSSCH1 is sent, PSFCH is also sent, and PSSCH1 abandons sending, and PSFCH also abandons sending.
- the described priority of the PSSCH comes from the indication in the PSCCH corresponding to the PSSCH.
- a method for sending a wireless signal/channel may further include determining the priority of sending the wireless signal and/or channel according to the sending mode or the carried content of the wireless signal and/or channel. For example, when the content sent by the PSFCH can only contain NACK, that is, only NACK is fed back (for example, the feedback mode of NR V2X is option 1), the PSFCH adopts the same priority as the corresponding PSSCH, that is, on the same carrier, The priority of the PSFCH is the same as the priority of the corresponding received PSSCH, and the priority of the received PSFCH is the same as the priority of the corresponding transmitted PSSCH. Based on the comparison result of the priority of the PSFCH and other signals and/or channels, it is determined whether to transmit or receive the PSFCH.
- the PSFCH has a high priority (for example, the priority value is small)
- the PSFCH is transmitted or received.
- the other signals and/or channels here can be on the same carrier or on different carriers, and have overlap with PSFCH resources in the time domain.
- the content sent by PSFCH may be ACK or NACK, that is, the content sent by PSFCH may include ACK or NACK (for example, the feedback mode of NR V2X is option 2)
- PSFCH adopts the same priority as the corresponding PSSCH, That is, on the same carrier, the priority of the transmitted PSFCH is the same as the priority of the corresponding received PSSCH, and the priority of the received PSFCH is the same as the priority of the corresponding transmitted PSSCH.
- perform priority adjustment for the transmitted PSFCH (relative to the priority of the corresponding PSSCH on the same carrier), such as reducing or increasing the priority.
- the received PSFCH adopts the same priority as the corresponding PSSCH sent on the same carrier.
- the transmitted PSFCH determines the priority of the PSFCH according to the content of the transmission. If the content of the transmission is ACK, the PSFCH adopts the same priority as the corresponding received PSSCH on the same carrier, based on the difference between the PSFCH and other signals and/or channels.
- the priority comparison result determines whether to send the PSFCH, for example, if the PSFCH priority is high, the PSFCH is sent.
- the other signals and/or channels here may be on the same carrier or on different carriers, and have overlap with PSFCH resources in the time domain. If the content to be sent is NACK, the priority of the PSFCH is reduced, for example, to the lowest priority, and based on the result of comparing the priority of the PSFCH with other signals and/or channels, it is determined whether to send the PSFCH.
- the corresponding PSFCH sending priority is adjusted, for example, the PSFCH sending priority is increased to the highest.
- the PSSCH of LTE V2X is transmitted or received preferentially, and the LTE V2X and PSFCH may be on the same or different carriers.
- the described priority of the PSSCH comes from the indication in the PSCCH corresponding to the PSSCH.
- This embodiment describes that the resources for sending or receiving SLSS and/or PSBCH of LTE V2X and S-SSB of NR V2X overlap in the time domain, and are included in the same carrier or different carriers.
- SLSS and/or PSBCH and S-SSB can determine whether to send or receive based on priority comparison. For example, the priority value of SLSS and/or PSBCH is 3, and the priority value of S-SSB is 4. Based on the priority comparison, if the priority of SLSS and/or PSBCH is higher, the UE sends SLSS and/or PSBCH.
- the transmission and/or reception priority of SLSS and/or PSBCH is always higher than the transmission and/or reception priority of S-SSB, or , Fix the priority of SLSS and/or PSBCH as a priority value, compare it with the priority value of S-SSB, or set the priority of SLSS and/or PSBCH and S-SSB respectively as a priority value, and proceed Comparison of priority values.
- This embodiment describes that the resources for sending or receiving the SLSS and/or PSBCH of LTE V2X and PSFCH of NR V2X overlap in the time domain. Compare the transmission priority or reception priority of SLSS and/or PSBCH with the transmission and/or reception priority of PFSCH. A smaller priority value indicates a higher priority. According to the priority comparison, the processing of sending or receiving with higher priority is reserved.
- Another way is to compare the transmission priority or reception priority of PFSCH with the value of the decision threshold. If the value of the transmission priority or reception priority is less than or not greater than the decision threshold, the PFSCH transmission or reception is retained, otherwise the transmission or reception is SLSS and/or PSBCH.
- the SLSS and/or PSBCH are sent or received preferentially; or, the SLSS and/or PSBCH of fixed LTE V2X /Or the priority value of the PSBCH is a fixed value and is compared with the priority value of the transmission or reception of the PSFCH.
- This example is also applicable to NR V2X S-SSB transmission or reception.
- This embodiment describes determining the priority of sidelink transmission and/or reception, including at least one of the following methods:
- the priority value of the transmission or reception of the sdielink synchronization signal and/or channel is defined as a value in the valid value range of the priority value of the logical channel or the logical channel group.
- the priority value of the synchronization signal of LTE V2X and/or the channel SLSS/PSBCH is a value from 1 to 8, such as 3.
- the defined priority can be the same value or different values.
- the sending priority value of SLSS/PSBCH is 2, and the receiving priority of SLSS/PSBCH
- the level value is 4.
- SLSS includes PSSS and/or SSSS.
- the priority value of the synchronization signal of NR V2X and/or the channel S-SSB as a value from 1 to 16, such as 4. It is also possible to define the priority for the sending priority and receiving priority of SLSS/PSBCH respectively.
- the defined priority can be the same value or different values.
- the sending priority value of S-SSB is 1, and the receiving priority of SLSS/PSBCH The level value is 3.
- the priority of PFSCH transmission or reception is the same as or associated with the priority value of PSSCH, where PSSCH and PFSCH have a corresponding relationship.
- the ACK and/or NACK carried by PSFCH correspond to the aforementioned PSSCH.
- the transmission priority of the PSFCH is the same as the priority of the associated PSSCH received on the same carrier
- the reception priority of the PSFCH is the same as the priority of the associated PSSCH sent on the same carrier.
- the transmission priority value of PSFCH is increased or decreased by M compared to the priority value of the associated PSSCH received on the same carrier
- the reception priority value of PSFCH is increased or decreased compared to the priority value of the associated PSSCH transmitted on the same carrier.
- N where M and N are positive integers, and ensure that the PSFCH transmission priority and reception priority values are within the valid range.
- the priority of SL PT-RS is defined to be the same as the priority value of the associated PSSCH. For example, when SL PT-RS transmission or reception resources overlap with other signals or channels transmission or reception resources in the time domain, SL PT-RS performs according to the priority of the corresponding PSSCH and the priority of other signals or channels.
- other signals or channels include one or more of sidelink synchronization signals or channels, PSFCH, PSSCH, and PSCCH.
- the priority value of SL CSI-RS is defined as a value in the valid value range of the priority value of the logical channel or logical channel group.
- the priority value of SL CSI-RS is defined as a value from 1 to 16, such as 4. It is also possible to define priorities for the transmission priority and reception priority of SL CSI-RS respectively.
- the defined priority can be the same value or different values.
- the transmission priority value of SL CSI-RS is 1, SL CSI-RS
- the receiving priority value is 3.
- This embodiment describes the comparison of the priorities corresponding to different signal or channel transmissions.
- the priority value of signal or channel transmission in LTE V2X is a value of 1 to 8
- the priority value of signal or channel transmission in NR V2X is 1 to
- the two priority values are compared based on the mapping rule.
- the mapping rules include one or more of the following:
- the priority values of multiple NR V2X are mapped to one LTE V2X priority value.
- the priority values 2n-1 and 2n of NR V2X are mapped to the priority value n of LTE V2X, where n is a positive integer from 1 to 8.
- NR V2X priority values 1 and 2 are mapped to LTE V2X priority value 1
- NR V2X priority values 3 and 4 are mapped to LTE V2X priority value 2
- so on, NR V2X priority value 15 and 16 are mapped to the priority value 8 of LTE V2X.
- priority values 1 to 8 of NR V2X are mapped to priority values 1 to 8 of LTE V2X, respectively, and priority values 9 to 16 of NR V2X are mapped to priority values 8 of LTE V2X.
- Low priority alignment mapping For example, priority values 9 to 16 of NR V2X are mapped to priority values 1 to 8 of LTE V2X respectively, and priority values 1 to 8 of NR V2X are mapped to priority value 1 of LTE V2X.
- the priority value n of LTE V2X is mapped to the priority value n of NR V2X, where n is a positive integer from 1 to 8.
- priority values 1 to 8 of LTE V2X are mapped to priority values 1 to 8 of NR V2X respectively.
- the priority value n of LTE V2X is mapped to the priority value 2n or 2n-1 of NR V2X, where n is a positive integer from 1 to 8.
- priority values 1 to 8 of LTE V2X are mapped to priority values 1, 3, 5, 7, 9, 11, 13, and 15 of NR V2X respectively.
- the transmission of the signal and/or channel in this embodiment includes the transmission or transmission of the signal and/or channel.
- the time-domain overlap described in all the above embodiments includes partial or complete overlap of different signals and/or channel transmissions (including transmission or reception) or wireless resources.
- the abandonment or non-sending or drop described in all the embodiments include processing methods such as canceling or suspending the current sending, or sending in a rate matching manner.
- the method according to the above embodiment can be implemented by means of software plus the necessary general hardware platform, of course, it can also be implemented by hardware, but in many cases the former is Better implementation.
- the technical solution of this application essentially or the part that contributes to the existing technology can be embodied in the form of a software product, and the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disk, The optical disc) includes several instructions to enable a terminal device (which can be a mobile phone, a computer, a server, or a network device, etc.) to execute the method described in each embodiment of the present application.
- an information transmission device is also provided, and the device is used to implement the above-mentioned embodiments and preferred implementations, and those that have been described will not be repeated.
- the term "module” can implement a combination of software and/or hardware with predetermined functions.
- the devices described in the following embodiments are preferably implemented by software, hardware or a combination of software and hardware is also possible and conceived.
- an information transmission device including:
- the first detection module is configured to trigger the first processing module or the second processing module when detecting that the first wireless transmission and the second wireless transmission overlap in the time domain, wherein the first wireless transmission includes the first wireless signal transmission And/or first wireless channel transmission, and the second wireless transmission includes second wireless signal transmission and/or second wireless channel transmission;
- the first processing module is configured to compare the value of the first priority corresponding to the first wireless transmission with the value of the second priority corresponding to the second wireless transmission, and discard the relatively higher priority The wireless transmission corresponding to the value;
- the second processing module is configured to compare the value of the first priority corresponding to the first wireless transmission with the parameter value A, and if the value of the first priority is greater than or equal to the parameter value A, give up The first wireless transmission; otherwise, the second wireless transmission is abandoned; wherein the value of the first priority is included in the control information corresponding to the first wireless transmission, and the value of the second priority is The value is included in the control information corresponding to the second wireless transmission.
- an information transmission device including:
- the second detection module is configured to trigger the third processing module or the fourth processing module or the fifth processing module when detecting that the first wireless transmission and the second wireless reception overlap in the time domain, wherein the first wireless transmission
- the sending includes a first wireless signal sending and/or a first wireless channel sending
- the second wireless receiving includes a second wireless signal receiving and/or a second wireless channel receiving
- the third processing module is configured to compare the value of the first priority corresponding to the first wireless transmission with the value of the second priority corresponding to the second wireless reception, and discard the relatively higher priority The wireless transmission corresponding to the value, or the wireless reception corresponding to the relatively higher priority value is abandoned;
- the fourth processing module is configured to compare the value of the first priority corresponding to the first wireless transmission with the parameter value A, and if the value of the first priority is greater than or equal to the parameter value A, give up The first wireless transmission; otherwise, the second wireless reception is abandoned;
- the fifth processing module is configured to compare the value of the second priority corresponding to the second wireless reception with the parameter value B, and if the value of the second priority is greater than or equal to the parameter value B, give up The second wireless reception; otherwise, the first wireless transmission is abandoned;
- the value of the first priority is included in the control information corresponding to the first wireless, and the value of the second priority is included in the control information corresponding to the second wireless;
- the first wireless transmission includes one of the following: service signal/channel transmission, synchronization signal and/or channel transmission;
- the second wireless reception includes one of the following: service signal and/or channel reception, synchronization signal and/or Or channel reception.
- each of the above modules can be implemented by software or hardware.
- it can be implemented in the following manner, but not limited to this: the above modules are all located in the same processor; or, the above modules are combined in any combination The forms are located in different processors.
- the embodiment of the present application also provides a computer-readable storage medium.
- the foregoing storage medium may be configured to store program code for executing the following steps:
- the foregoing storage medium may include, but is not limited to: U disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic disk Various media that can store program codes, such as discs or optical discs.
- the embodiment of the present application also provides an electronic device, including a memory and a processor, the memory is stored with a computer program, and the processor is configured to run the computer program to execute the steps in any of the foregoing method embodiments.
- the aforementioned electronic device may further include a transmission device and an input-output device, wherein the transmission device is connected to the aforementioned processor, and the input-output device is connected to the aforementioned processor.
- the foregoing processor may be configured to execute the following steps through a computer program:
- modules or steps of this application can be implemented by a general computing device, and they can be concentrated on a single computing device or distributed in a network composed of multiple computing devices.
- they can be implemented with program codes executable by the computing device, so that they can be stored in the storage device for execution by the computing device, and in some cases, can be executed in a different order than here.
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Abstract
Description
Claims (23)
- 一种信息传输方法,包括:当第一无线传输与第二无线传输在时域重叠,进行如下处理,其中,所述第一无线传输包括第一无线信号传输和/或第一无线信道传输,所述第二无线传输包括第二无线信号传输和/或第二无线信道传输:比较所述第一无线传输所对应的第一优先级的值与所述第二无线传输所对应的第二优先级的值,放弃相对较高的所述优先级的值所对应的无线传输;或者,比较所述第一无线传输所对应的第一优先级的值与参数值A,如果所述第一优先级的值大于或等于所述参数值A,则放弃所述第一无线传输;否则放弃所述第二无线传输;其中,所述第一优先级的值包含在与所述第一无线传输所对应的控制信息中,所述第二优先级的值包含在与所述第二无线传输所对应的控制信息中。
- 根据权利要求1所述的方法,其中,所述第一无线传输包括以下之一:用户设备UE上行链路传输;边链路传输,其中,所述边链路传输包括以下至少之一:模式mode 1或模式mode 2或模式mode 3或模式mode 4的物理边链路共享信道传输;物理边链路控制信道传输;物理边链路反馈信道传输。
- 根据权利要求1所述的方法,其中,所述第二无线传输包括以下至少之一:边链路同步信号传输;物理边链路广播信道传输;边链路同步信号和物理边链路广播信道块传输;物理边链路反馈信道传输;模式mode 1或模式mode 2或模式mode 3或模式mode 4的物理边链路共享信道传输。
- 根据权利要求1所述的方法,其中,所述控制信息包括以下之一:物理边链路控制信息,下行链路控制信息,上行链路控制信息,高层参数。
- 根据权利要求1所述的方法,其中,所述参数值A为高层参数值,通过高层配置或预定义确定。
- 根据权利要求1所述的方法,其中,所述第一无线传输与所述第二无线传输在相同载波或不同载波。
- 根据权利要求1所述的方法,其中,当所述第二无线传输为边链路同步信号传输,或物理边链路广播信道传输,或边链路同步信号和物理边链路广播信道块传输,则还包括以下至少之一:所述第二优先级的值根据配置或预配置确定,或为预定义值或为固定值;对应不同特征的所述第二优先级的值不同,其中,对应不同特征的所述第二优先级的值不同,包括以下至少之一:对应到不同边链路同步参考源的所述第二优先级的值不同;对应到不同边链路同步级数或跳数或同步优先级的所述第二优先级的值不同;对应到不同无线接入技术RAT的所述第二优先级的值不同。
- 根据权利要求1所述的方法,其中,当所述第一无线传输为物理边链路反馈信道传输,或者,当所述第二无线传输为物理边链路反馈信道传输,则所述方法还包括以下至少之一:所述第一优先级或所述第二优先级的值根据配置确定或预配置确定,或为预定义值或固定值;所述第一优先级或所述第二优先级的值根据与所述物理边链路反馈信道传输关联的物理边链路共享信道传输的优先级的值确定,包括:所述第一优先级或所述第二优先级的值与所述关联的物理边链路共享信道传输的优先级的值相等,或者,所述第一优先级或所述第二优先级的值相对所述关联的物理边链路共享信道传输的优先级的值提高或降低N,其中,所述N为正整数;其中,所述与所述物理边链路反馈信道传输关联的物理边链路共享信道包括接收或发送的物理边链路共享信道。
- 根据权利要求1所述的方法,其中,所述比较所述第一无线传输所对应的第一优先级的值与所述第二无线传输所对应的第二优先级的值,包括:将第二优先级的值映射到第一优先级的值所属的第一集合中,所述第一集合是指包含了所有可能的所述第一优先级的值的集合,第二集合指包含了所有可能的所述第二优先级的值的集合;所述映射的方法包括:将所述第二集合包含的值从小到大依次映射到所述第一集合包含的值上,超出所述第一集合所包含的优先级值数量的所述第二集合中的值都映射为所述第一集合中的最大值;或,将第二集合包含的值从大到小依次映射到所述第一集合包含的值上,超出所述第一集合所包含的优先级值数量的所述第二集合中的值都映射为所述第一集合中的最小值;或,设置量化粒度M,所述M为正整数,所述第二集合中的值与所述第一集合的值的最小差值小于或小于等于M时,对应的所述第二集合中的值则映射到对应的第一集合中对应的值。
- 一种信息传输方法,包括:当第一无线发送与第二无线接收在时域重叠,进行如下处理,其中,所述第一无线发送包括第一无线信号发送和/或第一无线信道发送,所述第二无线接收包括第二无线信号接收和/或第二无线信道接收:比较所述第一无线发送所对应的第一优先级的值与所述第二无线接收所对应的第二优先级的值,放弃相对较高的优先级的值所对应的无线发送,或者,放弃相对较高的优先级的值所对应的无线接收;或者,比较所述第一无线发送所对应的第一优先级的值与参数值A,如果所述第一优先级的值大于或等于所述参数值A,则放弃所述第一无线的发送;否则放弃所述第二无线接收;或者,比较所述第二无线接收所对应的第二优先级的值与参数值B,如果所述第二优先级的值大于或等于所述参数值B,则放弃所述第二无线的接收;否则放弃所述第一无线的发送;其中,所述第一优先级的值包含在与所述第一无线所对应的控制 信息中,所述第二优先级的值包含在与所述第二无线所对应的控制信息中;其中,所述第一无线发送包括以下之一:业务信号和/或信道发送,同步信号和/或信道发送;所述第二无线接收包括以下之一:业务信号和/或信道接收,同步信号和/或信道接收。
- 根据权利要求10所述的方法,其中,所述业务信号和/或信道发送,或所述业务信号和/或信道接收,包括以下之一:用户设备UE上行链路发送或接收;边链路发送或接收;其中,所述边链路发送或接收包括以下至少之一:模式mode 1或模式mode 2或模式mode 3或模式mode 4的物理边链路共享信道发送或接收;物理边链路控制信道发送或接收;物理边链路反馈信道发送或接收。
- 根据权利要求10所述的方法,其中,所述同步信号和/或信道发送,或所述同步信号和/或信道接收,包括以下至少之一:边链路同步信号发送或接收;物理边链路广播信道发送或接收;边链路同步信号和物理边链路广播信道块发送或接收。
- 根据权利要求10所述的方法,其中,所述控制信息包括以下之一:物理边链路控制信息,下行链路控制信息,上行链路控制信 息,高层参数。
- 根据权利要求10所述的方法,其中,所述参数值A和/或B为高层参数值,通过高层配置或预定义确定。
- 根据权利要求10所述的方法,其中,所述第一无线发送与所述第二无线接收在相同载波或不同载波。
- 根据权利要求10所述的方法,其中,当所述同步信号和/或信道发送,或所述同步信号和/或信道接收为边链路同步信号发送或接收,或物理边链路广播信道发送或接收,或边链路同步信号和物理边链路广播信道块发送或接收,则包括以下至少之一:第三优先级的值根据配置或预配置确定,或为预定义值或为固定值;对应不同特征的第三优先级的值不同,包括以下至少之一:对应到不同边链路同步参考源的所述第三优先级的值不同;对应到不同边链路同步级数或跳数或同步优先级的所述第三优先级的值不同;对应到不同无线接入技术RAT的所述第三优先级的值不同;其中,所述第三优先级为所述第一优先级和所述第二优先级中的其中之一。
- 根据权利要求10所述的方法,其中,当所述业务信号和/或信道发送,或所述业务信号和/或信道接收为物理边链路反馈信道发送或接收,则所述方法还包括以下至少之一:第三优先级的值根据配置确定,或者预配置确定,或者为预定义 值,或者为固定值;所述第三优先级的值根据与所述物理边链路反馈信道传输关联的物理边链路共享信道传输的优先级的值确定,包括以下之一:所述第三优先级的值与所述关联的物理边链路共享信道传输的优先级的值相等;所述第三优先级的值相对所述关联的物理边链路共享信道传输的优先级的值提高或降低N,其中,所述N为正整数,所述与所述物理边链路反馈信道传输关联的物理边链路共享信道包括接收或发送的物理边链路共享信道;其中,所述第三优先级为所述第一优先级和所述第二优先级中的其中之一。
- 根据权利要求10所述的方法,其中,在所述第一无线为业务信号/信道,第二无线为同步信号和/或信道时,所述比较所述第一无线发送所对应的第一优先级的值与所述第二无线接收所对应的第二优先级的值,包括:将第二优先级的值映射到第一优先级的值所属的第一集合中,所述第一集合是指包含了所有可能的所述第一优先级的值的集合,第二集合指包含了所有可能的所述第二优先级的值的集合;所述映射的方法包括:将所述第二集合包含的值从小到大依次映射到所述第一集合包含的值上,超出所述第一集合所包含的优先级值数量的所述第二集合中的值都映射为所述第一集合中的最大值;或,将第二集合包含的值从大到小依次映射到所述第一集合包含的值上,超出所述第一集合所包含的优先级值数量的所述第二集合中的值都映射为所述第一集合中的最小值;或,设置量化粒度M,所述M为正整数,所述第二集合中的值与所述第一集合的值的最小差值小于或小于等于M时,对应的所述第二集合中的值则映射到对应的第一集合中对应的值。
- 根据权利要求10所述的方法,其中,在所述第一无线为所述同步信号和/或信道,第二无线为所述业务信号/信道时,所述比较所述第一无线发送所对应的第一优先级的值与所述第二无线接收所对应的第二优先级的值,包括:将第一优先级的值映射到第二优先级的值所属的第二集合中,所述第二集合是指包含了所有可能的所述第二优先级的值的集合,第一集合指包含了所有可能的所述第一优先级的值的集合;所述映射的方法包括:将所述第一集合包含的值从小到大依次映射到所述第二集合包含的值上,超出所述第二集合所包含的优先级值数量的所述第一集合中的值都映射为所述第二集合中的最大值;或,将第一集合包含的值从大到小依次映射到所述第二集合包含的值上,超出所述第二集合所包含的优先级值数量的所述第一集合中的值都映射为所述第二集合中的最小值;或,设置量化粒度M,所述M为正整数,所述第一集合中的值与所述第二集合的值的最小差值小于或小于等于M时,对应的所述第一集合中的值则映射到对应的第二集合中对应的值。
- 一种信息传输装置,包括:第一检测模块,设置为在检测到第一无线传输与第二无线传输在时域重叠时,触发第一处理模块或第二处理模块,其中,所述第一无线传输包括第一无线信号传输和/或第一无线信道传输,所述第二无 线传输包括第二无线信号传输和/或第二无线信道传输:第一处理模块,设置为比较所述第一无线传输所对应的第一优先级的值与所述第二无线传输所对应的第二优先级的值,放弃相对较高的所述优先级的值所对应的无线传输;所述第二处理模块,设置为比较所述第一无线传输所对应的第一优先级的值与参数值A,如果所述第一优先级的值大于或等于所述参数值A,则放弃所述第一无线传输;否则放弃所述第二无线传输;其中,所述第一优先级的值包含在与所述第一无线传输所对应的控制信息中,所述第二优先级的值包含在与所述第二无线传输所对应的控制信息中。
- 一种信息传输装置,包括:第二检测模块,设置为在检测到第一无线发送与第二无线接收在时域重叠时,触发第三处理模块或第四处理模块或第五处理模块,其中,所述第一无线发送包括第一无线信号发送和/或第一无线信道发送,所述第二无线接收包括第二无线信号接收和/或第二无线信道接收:所述第三处理模块,设置为比较所述第一无线发送所对应的第一优先级的值与所述第二无线接收所对应的第二优先级的值,放弃相对较高的优先级的值所对应的无线发送,或者,放弃相对较高的优先级的值所对应的无线接收;所述第四处理模块,设置为比较所述第一无线发送所对应的第一优先级的值与参数值A,如果所述第一优先级的值大于或等于所述参数值A,则放弃所述第一无线发送;否则放弃所述第二无线接收;所述第五处理模块,设置为比较所述第二无线接收所对应的第二 优先级的值与参数值B,如果所述第二优先级的值大于或等于所述参数值B,则放弃所述第二无线接收;否则放弃所述第一无线发送;其中,所述第一优先级的值包含在与所述第一无线所对应的控制信息中,所述第二优先级的值包含在与所述第二无线所对应的控制信息中;其中,所述第一无线发送包括以下之一:业务信号/信道发送,同步信号和/或信道发送;所述第二无线接收包括以下之一:业务信号和/或信道接收,同步信号和/或信道接收。
- 一种计算机可读存储介质,所述存储介质中存储有计算机程序,其中,所述计算机程序被设置为运行时执行所述权利要求1至19任一项中所述的方法。
- 一种电子装置,包括存储器和处理器,所述存储器中存储有计算机程序,所述处理器被设置为运行所述计算机程序以执行所述权利要求1至19任一项中所述的方法。
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| CN111083732B (zh) | 2025-08-01 |
| CN111083732A (zh) | 2020-04-28 |
| US20220330266A1 (en) | 2022-10-13 |
| CN120416944A (zh) | 2025-08-01 |
| US12262404B2 (en) | 2025-03-25 |
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| EP4017088A4 (en) | 2022-08-31 |
| EP4017088A1 (en) | 2022-06-22 |
| US20250310984A1 (en) | 2025-10-02 |
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