WO2022206554A1 - 传输方向的确定方法、装置、终端及网络侧设备 - Google Patents
传输方向的确定方法、装置、终端及网络侧设备 Download PDFInfo
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- WO2022206554A1 WO2022206554A1 PCT/CN2022/082780 CN2022082780W WO2022206554A1 WO 2022206554 A1 WO2022206554 A1 WO 2022206554A1 CN 2022082780 W CN2022082780 W CN 2022082780W WO 2022206554 A1 WO2022206554 A1 WO 2022206554A1
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- transmission direction
- time unit
- frequency domain
- downlink
- flexible
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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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
- H04L5/18—Automatic changing of the traffic direction
-
- 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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
- H04L5/0094—Indication of how sub-channels of the path are allocated
-
- 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
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
- H04L5/1469—Two-way operation using the same type of signal, i.e. duplex using time-sharing
Definitions
- the present invention relates to the field of communication technologies, and in particular, to a method, device, terminal and network side equipment for determining a transmission direction.
- a terminal without full duplex capability can only transmit or receive, while the network side can receive and transmit at the same time, so different terminals in the same Different frequency resources can be used for transmission and reception at the moment.
- the network needs to provide signaling for the terminal to configure and/or indicate the transmission directions of different frequency resources: namely, downlink D, uplink U, and flexible F.
- Embodiments of the present application provide a method, apparatus, terminal, and network-side device for determining a transmission direction, which can solve the problem of how a terminal without full-duplex capability determines the transmission direction of a time unit.
- a method for determining a transmission direction including:
- the terminal determines, according to the first indication signaling, a transmission direction corresponding to the time unit, where the transmission direction includes an uplink transmission direction, a downlink transmission direction or a flexible transmission direction;
- the flexible transmission direction can be indicated as at least one of the following:
- a method for determining a transmission direction including:
- the network side device sends first indication signaling, where the first indication signaling is used to determine the transmission direction corresponding to the time unit, and the transmission direction includes an uplink transmission direction, a downlink transmission direction or a flexible transmission direction;
- the flexible transmission direction can be indicated as at least one of the following:
- a device for determining a transmission direction including:
- a first determining module configured to determine a transmission direction corresponding to the time unit according to the first indication signaling, where the transmission direction includes an uplink transmission direction, a downlink transmission direction or a flexible transmission direction;
- the flexible transmission direction can be indicated as at least one of the following:
- a device for determining a transmission direction including:
- a first transmission module configured to send a first indication signaling, where the first indication signaling is used to determine a transmission direction corresponding to a time unit, and the transmission direction includes an uplink transmission direction, a downlink transmission direction or a flexible transmission direction;
- the flexible transmission direction can be indicated as at least one of the following:
- a terminal in a fifth aspect, includes a processor, a memory, and a program or instruction stored on the memory and executable on the processor, when the program or instruction is executed by the processor.
- a terminal including a processor and a communication interface, wherein the processor is configured to determine a transmission direction corresponding to a time unit according to a first indication signaling, and the transmission direction includes an uplink transmission direction, a downlink transmission direction direction or flexible transmission direction;
- the flexible transmission direction can be indicated as at least one of the following:
- a network side device in a seventh aspect, includes a processor, a memory, and a program or instruction stored on the memory and executable on the processor, the program or instruction being executed by the The processor implements the steps of the method as described in the second aspect when executed.
- a network-side device including a processor and a communication interface, wherein the communication interface is used to send first indication signaling, and the first indication signaling is used to determine a transmission direction corresponding to a time unit , the transmission direction includes an uplink transmission direction, a downlink transmission direction or a flexible transmission direction;
- the flexible transmission direction can be indicated as at least one of the following:
- a readable storage medium is provided, and a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, the steps of the method described in the first aspect are implemented, or the steps as described in the first aspect are implemented.
- the steps of the method of the second aspect are implemented.
- a tenth aspect provides a chip, the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is configured to run a program or an instruction to implement the method according to the first aspect , or implement the method described in the second aspect.
- a computer program/program product is provided, the computer program/program product is stored in a non-volatile storage medium, the program/program product is executed by at least one processor to implement the first The steps of the method for determining the transmission direction described in the aspect or the second aspect.
- a twelfth aspect provides a communication device configured to perform the method of the first aspect, or to perform the method of the second aspect.
- the terminal determines the transmission direction corresponding to the time unit, such as the uplink transmission direction, the downlink transmission direction or the flexible transmission direction according to the first indication signaling, so that the terminal without full-duplex capability can flexibly /Determines the transmission direction of the time unit in a full-duplex system.
- FIG. 1 shows a structural diagram of a communication system to which an embodiment of the present application can be applied
- FIG. 2 shows one of the schematic flowcharts of a method for determining a transmission direction according to an embodiment of the present application
- FIG. 3 shows one of the schematic diagrams of the configuration of the transmission direction of the frequency domain unit in the embodiment of the present application
- FIG. 4 shows the second schematic diagram of the configuration of the transmission direction of the frequency domain unit in the embodiment of the present application
- FIG. 5 shows the third schematic diagram of the configuration of the transmission direction of the frequency domain unit in the embodiment of the present application
- FIG. 6 shows the second schematic flowchart of a method for determining a transmission direction according to an embodiment of the present application
- FIG. 7 shows one of the schematic block diagrams of the apparatus for determining the transmission direction according to the embodiment of the present application.
- FIG. 8 shows a structural block diagram of a communication device according to an embodiment of the present application.
- FIG. 9 shows a structural block diagram of a terminal according to an embodiment of the present application.
- FIG. 10 shows the second block diagram of the method and apparatus for determining the transmission direction according to the embodiment of the present application
- FIG. 11 shows a structural block diagram of a network side device according to an embodiment of the present application.
- first, second and the like in the description and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It is to be understood that the data so used are interchangeable under appropriate circumstances so that the embodiments of the present application can be practiced in sequences other than those illustrated or described herein, and "first”, “second” distinguishes Usually it is a class, and the number of objects is not limited.
- the first object may be one or multiple.
- “and/or” in the description and claims indicates at least one of the connected objects, and the character “/" generally indicates that the associated objects are in an "or” relationship.
- LTE Long Term Evolution
- LTE-Advanced LTE-Advanced
- LTE-A Long Term Evolution-Advanced
- CDMA Code Division Multiple Access
- TDMA Time Division Multiple Access
- FDMA Frequency Division Multiple Access
- OFDMA Orthogonal Frequency Division Multiple Access
- SC-FDMA Single-carrier Frequency-Division Multiple Access
- system and “network” in the embodiments of the present application are often used interchangeably, and the described technology can be used not only for the above-mentioned systems and radio technologies, but also for other systems and radio technologies.
- NR New Radio
- the following description describes a New Radio (NR) system for example purposes, and uses NR terminology in most of the description below, but the techniques are also applicable to applications other than NR system applications, such as 6th generation (6th generation ) Generation, 6G) communication system.
- 6th generation 6th generation
- 6G 6th generation
- FIG. 1 shows a structural diagram of a wireless communication system to which an embodiment of the present application can be applied.
- the wireless communication system includes a terminal 11 and a network-side device 12 .
- the terminal 11 may also be called a terminal device or a user terminal (User Equipment, UE), and the terminal 11 may be a mobile phone, a tablet computer (Tablet Computer), a laptop computer (Laptop Computer) or a notebook computer, a personal digital assistant (Personal Digital Assistant, PDA), PDA, netbook, ultra-mobile personal computer (ultra-mobile personal computer, UMPC), mobile Internet Device (Mobile Internet Device, MID), wearable device (Wearable Device) or vehicle-mounted device ( Vehicle User Equipment, VUE), pedestrian terminal (Pedestrian User Equipment, PUE) and other terminal-side devices, wearable devices include: smart watches, bracelets, headphones, glasses, etc.
- the network side device 12 may be a base station or a core network device, wherein the base station may be referred to as a Node B, an evolved Node B, an access point, a Base Transceiver Station (BTS), a radio base station, a radio transceiver, a basic Service Set (Basic Service Set, BSS), Extended Service Set (Extended Service Set, ESS), Node B, Evolved Node B (eNB), Home Node B, Home Evolved Node B, WLAN Access Point, WiFi Node, Transmitting Receiving Point (TRP) or some other suitable term in the field, as long as the same technical effect is achieved, the base station is not limited to specific technical terms. It should be noted that in the embodiments of this application, only Take the base station in the NR system as an example, but the specific type of the base station is not limited.
- an embodiment of the present application provides a method for determining a transmission direction, including:
- Step 201 The terminal determines, according to the first indication signaling, a transmission direction corresponding to the time unit, where the transmission direction includes an uplink transmission direction, a downlink transmission direction or a flexible transmission direction;
- the flexible transmission direction can be indicated as at least one of the following:
- the above-mentioned flexible transmission direction may be further indicated by the above-mentioned first indication signaling as an uplink transmission direction, a downlink transmission direction, or a flexible direction in which no reception and no transmission are performed.
- the terminal is a terminal that does not have full-duplex capability in a flexible/full-duplex system.
- the above-mentioned time unit includes X1 time slots, or includes X2 symbols, where X1 ⁇ 1 and X2 ⁇ 1.
- the above-mentioned frequency domain unit may be at least one of a subband (subband), a bandwidth part (BWP), a resource block set (Resource Block set, RB set) and a resource block group set (Resource Block Group, RBG).
- the above-mentioned first indication signaling includes at least one of the following:
- Radio resource control Radio Resource Control, RRC
- system message includes at least one of full duplex uplink and downlink common configuration information and flexible duplex uplink and downlink common configuration information (XDD/TDD-UL-DL-ConfigurationCommon).
- the RRC signaling includes at least one of full duplex uplink and downlink specific configuration information and flexible duplex uplink and downlink specific configuration information (XDD/TDD-UL-DL-ConfigDedicated).
- RRC Semi-static downlink transmission configured by higher layers/RRC, such as Physical downlink control channel (PDCCH), Physical downlink shared channel (PDSCH), Channel State Information Reference Signal (Channel State Information Reference Signal) , CSI-RS), Positioning Reference Signal (Positioning Reference Signal, PRS), etc., denoted as RRC D;
- PDCCH Physical downlink control channel
- PDSCH Physical downlink shared channel
- Channel State Information Reference Signal Channel State Information Reference Signal
- CSI-RS Channel State Information Reference Signal
- PRS Positioning Reference Signal
- RRC Semi-static uplink transmission configured by higher layers/RRC, such as Sounding Reference Signal (SRS), Physical Uplink Shared Channel (PUSCH), Physical Uplink Control Channel (PUCCH), Physical random access channel (Physical Random Access Channel, PRACH), etc., denoted as RRC U;
- SRS Sounding Reference Signal
- PUSCH Physical Uplink Shared Channel
- PUCCH Physical Uplink Control Channel
- PRACH Physical Random Access Channel
- DCI Downlink Control Information
- UE-specific DCI user-specific control signaling: UE-specific DCI and/or user group common control signaling: group-common DCI
- F denoted as Dynamic D, Dynamic U, Dynamic F;
- SSB synchronization signal/physical broadcast channel signal block
- Type 0 PDCCH common search space (Type 0-PDCCH CSS) configured by PDCCH-ConfigSIB1 in the Master Information Block (MIB) is denoted as CORESET for Type 0-PDCCH CSS.
- the terminal determines the transmission direction corresponding to the time unit, such as the uplink transmission direction, the downlink transmission direction or the flexible transmission direction according to the first indication signaling, so that the terminal without full-duplex capability can flexibly /Determines the transmission direction of the time unit in a full-duplex system.
- the transmission direction corresponding to the time unit may be directly indicated by the above-mentioned first indication signaling, or the transmission direction corresponding to at least one frequency domain unit in the time unit may be indicated by the above-mentioned first indication signaling. Then, according to the transmission direction corresponding to at least one frequency domain unit, the transmission direction corresponding to the time unit is determined.
- the terminal determines the transmission direction corresponding to the time unit according to the first indication signaling, including:
- the terminal determines, according to the first indication signaling, a transmission direction corresponding to at least one frequency domain unit in the time unit, where the transmission direction corresponding to the frequency domain unit includes an uplink transmission direction, a downlink transmission direction or a flexible transmission direction;
- the terminal determines the transmission direction corresponding to the time unit according to the transmission direction corresponding to the frequency domain unit.
- the terminal determines, according to the first indication signaling, a transmission direction corresponding to at least one frequency domain unit in the time unit, where the transmission direction corresponding to the frequency domain unit includes an uplink transmission direction, a downlink transmission direction, or a flexible transmission direction ; Determine the transmission direction corresponding to the time unit according to the transmission direction corresponding to the frequency domain unit, so that the terminal without full-duplex capability can determine the purpose of the transmission direction of the time unit in the flexible/full-duplex system.
- the bandwidth of a frequency band, cell, carrier, or aggregate bandwidth part (Bandwidth Part, BWP) on a carrier that supports a full-duplex or flexible duplex is denoted as N_bw, and N_bw can be divided into at least one in a time unit.
- N_bw the bandwidth of a frequency band, cell, carrier, or aggregate bandwidth part (Bandwidth Part, BWP) on a carrier that supports a full-duplex or flexible duplex.
- the terminal determines the transmission direction corresponding to the time unit according to the transmission direction corresponding to the frequency domain unit, including:
- the transmission direction corresponding to the frequency domain unit includes at least one of the following (wherein, the transmission direction corresponding to the frequency domain unit may be understood as the transmission direction corresponding to all frequency domain units on the N carriers configured by the terminal) , or activate the transmission direction corresponding to all frequency domain units on the BWP), and the terminal determines that the transmission direction corresponding to the time unit is the downlink transmission direction;
- the downlink transmission direction indicated by the semi-static system message namely Semi-static D;
- the downlink transmission direction indicated by the semi-static RRC signaling that is, Semi-static D;
- RRC D Downlink transmission indicated by higher layer signaling or RRC signaling, that is, RRC D;
- the transmission direction corresponding to the control resource set used for the first physical downlink control channel PDCCH common search space in the main information block is CORESET for Type0-PDCCH CSS, where the first PDCCH is Type0-PDCCH.
- the terminal determines the transmission direction corresponding to the time unit according to the transmission direction corresponding to the frequency domain unit, including:
- the transmission direction corresponding to the frequency domain unit includes at least one of the following (wherein, the transmission direction corresponding to the frequency domain unit may be understood as the transmission direction corresponding to all frequency domain units on the N carriers configured by the terminal) , or, activate the transmission direction corresponding to all frequency domain units on the BWP), and the terminal determines that the transmission direction corresponding to the time unit is the uplink transmission direction;
- the uplink transmission direction indicated by the semi-static system message namely Semi-static U;
- the uplink transmission direction indicated by RRC signaling semi-statically, that is, Semi-static U;
- the terminal determines the transmission direction corresponding to the time unit according to the transmission direction corresponding to the frequency domain unit, including:
- the transmission direction corresponding to the at least one frequency domain unit includes at least one of the following (wherein, the transmission direction corresponding to the frequency domain unit can be understood as the transmission direction corresponding to all frequency domain units on the N carriers configured by the terminal transmission direction, or activate the transmission direction corresponding to all frequency domain units on the BWP), and the terminal determines that the transmission direction corresponding to the time unit is a flexible transmission direction;
- the terminal determines the transmission direction corresponding to the time unit according to the transmission direction corresponding to the frequency domain unit, including:
- the terminal determines that the transmission direction corresponding to the time unit is a downlink transmission direction;
- the first frequency domain unit refers to the frequency domain unit whose corresponding transmission direction is the downlink transmission direction determined according to the first indication signaling
- the second frequency domain unit refers to the time unit except the first frequency domain unit.
- the transmission direction of at least one RB set in the time unit of all RB set(s) on the N carriers configured by the UE or the activated BWP is the downlink transmission direction determined according to the above-mentioned first indication signaling
- the remaining RBs set is F or semi-static F determined according to the first indication signaling
- the terminal determines the transmission direction corresponding to the time unit according to the transmission direction corresponding to the frequency domain unit, including:
- the terminal determines that the transmission direction corresponding to the time unit is an uplink transmission direction
- the third frequency domain unit refers to the frequency domain unit whose corresponding transmission direction is determined as the uplink transmission direction according to the first indication signaling
- the fourth frequency domain unit refers to the time unit divided by the third A frequency domain unit other than a frequency domain unit.
- the transmission direction of at least one RB set in the time unit of all RB set(s) on the N carriers configured by the UE or on the activated BWP is the uplink transmission direction determined according to the first indication signaling
- the remaining RB set is F or semi-static F determined according to the first indication signaling
- the terminal determines the transmission direction corresponding to the time unit according to the transmission direction corresponding to the frequency domain unit, including:
- the terminal determines the transmission direction corresponding to the time unit according to a preset rule
- the preset rules include at least one of the following:
- the first item according to the transmission direction corresponding to the frequency domain unit with the smallest index in the time unit, determine the transmission direction corresponding to the time unit;
- the second item determine the transmission direction corresponding to the time unit according to the transmission direction corresponding to the reference frequency domain unit in the time unit;
- the third item determine the transmission direction corresponding to the time unit according to the relationship between the first value, the second value and the third value, wherein the first value is that the time unit is the corresponding transmission direction is uplink
- the number of frequency domain units in the transmission direction the second value is the number of frequency domain units in the time unit corresponding to the transmission direction in the downlink transmission direction
- the third value is the corresponding time unit in the time unit.
- Item 4 is a preset transmission direction, and the preset transmission direction includes a downlink transmission direction, an uplink transmission direction or a flexible transmission direction;
- Item 5 It is determined to be a wrong network configuration
- the sixth item the terminal autonomously determines the transmission direction corresponding to the time unit
- Item 7 Determine the transmission direction corresponding to the time unit according to the dynamic signaling on the target carrier;
- Item 8 Determine the transmission direction corresponding to the time unit according to the dynamic signaling on the BWP of the bandwidth part activated on the target carrier;
- Item 9 Determine the transmission direction corresponding to the time unit according to the target information of the signal to be processed on the target carrier;
- Item 10 Determine the transmission direction corresponding to the time unit according to the target information of the signal to be processed on the BWP activated on the target carrier;
- the target information includes at least one of the priority of the signal, the content of the signal, the channel where the signal is located, and the size of the signal;
- the target carrier is all carriers in the time unit (eg, N carriers configured for the terminal) or the first carrier in the time unit.
- the first carrier includes at least one of the following:
- the carrier with the largest or smallest index among all active carriers is the carrier with the largest or smallest index among all active carriers
- the reference carrier configured or indicated by the network
- the carrier with the largest or smallest index in the first carrier set of the time unit, and the transmission direction is uplink or downlink refers to the active carrier in the time unit except that the transmission direction is the flexible transmission direction collection.
- the first preset combined transmission direction includes at least one of the following:
- the serving cell configures the transmission direction corresponding to the SSB position indicated in the public signaling and the flexible transmission direction of the dynamic indication;
- the carrier X on frequency f1 is from time unit S#0 to time unit S#6, the transmission direction of 4 RB sets (RB set #0 to RB set #3) within each time unit
- the transmission direction of the frequency domain unit with the smallest index it is determined that the transmission direction of the frequency domain unit with the smallest index, it is determined that the transmission direction of the time unit S#3 is D, the transmission direction of the time unit S#4 is determined to be F, and the time unit S is determined.
- the transmission direction of #5 is F, and the transmission direction of time unit S#6 is determined to be U.
- the reference frequency domain unit may be a frequency domain unit configured and/or indicated by the network, for example, the Kth RB set, where K is the maximum or minimum index in N_bw, or, K is an initial (initial) ) minimum index or maximum index or any index of RB set(s) of DL/UL BWP;
- the reference frequency domain unit is the frequency domain unit determined in the RB set whose transmission direction is F except the frequency domain unit in the time unit, for example, the frequency domain unit with the largest index or the smallest index.
- the transmission direction of time unit S#3 is determined to be U
- the transmission direction of time unit S#4 is determined to be U
- the transmission direction of time unit S#5 is determined to be D
- the transmission direction of the time unit S#6 is U.
- the transmission direction of #5 is U
- the transmission direction of time unit S#6 is determined to be U.
- the transmission direction corresponding to the time unit is determined according to the relationship between the first numerical value, the second numerical value and the third numerical value, that is, the transmission direction corresponding to the time unit is determined according to the transmission direction corresponding to the maximum numerical value.
- the transmission direction may be U by default, and for the combination 3 and the combination 4 in the above table 1, the default may be F.
- the transmission direction of time unit S#3 is D indicated by terminal-specific DCI or common DCI; the transmission direction of time unit S#4 is through terminal-specific DCI or common DCI D indicated; transmission direction for time unit S#5 is F indicated by terminal-specific DCI or common DCI; transmission direction for time unit S#6 is U indicated by terminal-specific DCI or common DCI.
- the transmission direction is determined according to the latest dynamic signaling.
- the transmission direction corresponding to the time unit is determined according to the priority of the signal, the target carrier X is determined first, and then the priority of the signal to be processed on the target carrier X is determined.
- the downlink data/control information/reference signal of the first priority > the uplink data/control information/reference signal of the second or first priority, or the uplink data/control information/reference signal of the first priority >downlink data/control information/reference signal of the second or first priority, for example, SSB>PRACH>PDCCH>PUCCH>uplink data containing uplink control information (UCI)>PDSCH>not containing uplink Upstream data for control information (UCI).
- the signal to be processed on the RB set#2 of the time unit S#3 is the configuration authorization PUSCH, and the signal to be processed on the RB set#3 of the time unit S#3 is SSB, then it is determined that the time unit S#3 corresponds to The transmission direction D;
- the signal to be processed on the RB set#2 of the time unit S#4 is the configuration authorization PUSCH of the first priority, and the signal to be processed on the RB set#3 of the time unit S#4 is the first priority the PDSCH, then determine the transmission direction D corresponding to the time unit S#4;
- the signal to be processed on the RB set#2 of the time unit S#5 is the PDSCH of the second priority, on the RB set#3 of the time unit S#5
- the signal to be processed is the configuration authorization PUSCH of the first priority, then the transmission direction U corresponding to the time unit S#5 is determined;
- the signal to be processed on the RB set#2 of the time unit S#6 is PD
- the transmission direction corresponding to the time unit S#3 is determined by the priority of the signal. Assuming that the transmission priority of the signal to be processed on the RB set#3 in the time unit S#3 of the carrier CC#0 is the highest, then the time unit S# is determined. 3
- the corresponding transmission direction is D, and the determination methods of other time units are similar, which will not be repeated here.
- the terminal determines the transmission direction corresponding to the time unit according to the transmission direction corresponding to the at least one frequency domain unit, including at least one of the following:
- the transmission direction determined by any two frequency domain units in the time unit according to the first indication signaling is the second preset combined transmission direction, determine that the transmission direction corresponding to the time unit is the uplink transmission direction;
- the transmission direction determined by any two frequency domain units in the time unit according to the first indication signaling is the third preset combined transmission direction
- the time difference between the first symbol and the second symbol is greater than or equal to Terminal processing time
- determine that the transmission direction corresponding to the time unit is a downlink transmission direction or a flexible transmission direction, otherwise, determine that the transmission direction corresponding to the time unit is an uplink transmission direction or an incorrect network configuration
- the transmission direction determined by any two frequency domain units in the time unit according to the first indication signaling is the third preset combined transmission direction, determine that the transmission direction corresponding to the time unit is the downlink transmission direction or flexible The transmission direction, wherein the time difference between the first symbol and the second symbol configured by the network is greater than or equal to the terminal processing time;
- the second preset combination transmission direction includes at least one of the following (refer to combination 1 and combination 2 in Table 2 for details):
- the downlink transmission direction corresponding to the downlink transmission indicated by the upper layer signaling or RRC signaling, and the uplink transmission direction or flexible transmission direction indicated by the dynamic;
- the third preset combination transmission direction includes at least one of the following (refer to combination 3 and combination 4 in Table 2 for details):
- the uplink transmission direction corresponding to the uplink transmission indicated by the upper layer signaling or the RRC signaling, and the downlink transmission direction or flexible transmission direction indicated by the dynamic;
- the first symbol is the starting symbol of uplink transmission of the first frequency domain unit in any two frequency domain units
- the second symbol is the downlink dynamic signaling of the second frequency domain unit in any two frequency domain units.
- the downlink dynamic signaling is used to indicate downlink transmission or flexible transmission.
- the transmission directions corresponding to RB set#0-3 in time unit S#0 are RRC D, Dynamic F, Dynamic F and Semi-static D respectively; RB set#0- 3
- the corresponding transmission directions are RRC D, Dynamic U, Dynamic U, and Semi-static D, respectively, then it is determined that the transmission direction corresponding to time unit S#0 is F, and the transmission direction corresponding to time unit S#1 is U.
- the terminal determines the transmission direction corresponding to the time unit according to the transmission direction corresponding to the at least one frequency domain unit, including:
- the terminal determines that the transmission direction corresponding to the time unit is the downlink transmission direction, and performs corresponding downlink behavior;
- the transmission direction corresponding to the transmission time indicated by the SSB measurement timing configuration (SS/PBCH block Measurement Timing Configuration, SMTC);
- the above-mentioned downlink measurement reference signal includes at least one of the following:
- Radio Resource Management (RRM) signals
- the reference signal received power of the L1 layer (L1 Reference Signal Received Power, L-RSRP).
- the above-mentioned effective tracking reference signal may be configured through at least one of system information, higher layer signaling and dynamic signaling, such as through paging early indication or through paging PDCCH indication.
- the terminal determines the transmission direction corresponding to the time unit, such as the uplink transmission direction, the downlink transmission direction or the flexible transmission direction according to the first indication signaling, so that the terminal without full-duplex capability can use the flexible/ Determines the direction of transmission of time units in a full-duplex system.
- an embodiment of the present application provides a method for determining a transmission direction, including:
- Step 601 The network side device sends first indication signaling, where the first indication signaling is used to determine a transmission direction corresponding to a time unit, and the transmission direction includes an uplink transmission direction, a downlink transmission direction or a flexible transmission direction;
- the flexible transmission direction refers to at least one of the following:
- the first indication signaling includes at least one of the following:
- the system message includes at least one of full-duplex uplink and downlink common configuration information and flexible duplex uplink and downlink common configuration information.
- the RRC signaling includes at least one of full duplex uplink and downlink specific configuration information and flexible duplex uplink and downlink specific configuration information.
- the network side device sends the first indication signaling, where the first indication signaling is used to determine the transmission direction corresponding to the time unit, so that the terminal without the full-duplex capability can Determines the direction of transmission of time units in flexible/full duplex systems.
- the execution subject may be the device for determining the transmission direction, or a control module in the device for determining the transmission direction for executing the method for determining the transmission direction.
- the method for determining the transmission direction performed by the device for determining the transmission direction is used as an example to describe the device for determining the transmission direction provided by the embodiment of the present application.
- an embodiment of the present application further provides an apparatus 700 for determining a transmission direction, including:
- a first determining module 701 configured to determine a transmission direction corresponding to the time unit according to the first indication signaling, where the transmission direction includes an uplink transmission direction, a downlink transmission direction or a flexible transmission direction;
- the flexible transmission direction can be indicated as at least one of the following:
- the device in the embodiment of the present application further includes:
- the first receiving module is configured to receive the first indication signaling.
- the first determining module includes:
- a first determination submodule configured to determine, according to the first indication signaling, a transmission direction corresponding to at least one frequency domain unit in the time unit, where the transmission direction corresponding to the frequency domain unit includes an uplink transmission direction, a downlink transmission direction or flexible transmission direction;
- the second determination sub-module is configured to determine the transmission direction corresponding to the time unit according to the transmission direction corresponding to the frequency domain unit.
- the first indication signaling includes at least one of the following:
- the system message includes at least one of full-duplex uplink and downlink common configuration information and flexible duplex uplink and downlink common configuration information.
- the RRC signaling includes at least one of full duplex uplink and downlink specific configuration information and flexible duplex uplink and downlink specific configuration information.
- the second determining submodule is configured to determine that the transmission direction corresponding to the time unit is a downlink transmission direction when the transmission direction corresponding to the frequency domain unit includes at least one of the following;
- the serving cell configures the transmission direction corresponding to the SSB location indicated in the public signaling
- the second determination sub-module is configured to determine that the transmission direction corresponding to the time unit is an uplink transmission direction when the transmission direction corresponding to the frequency domain unit includes at least one of the following;
- the uplink transmission direction indicated by dynamic signaling is indicated by dynamic signaling.
- the second determination sub-module is configured to determine that the transmission direction corresponding to the time unit is a flexible transmission direction when the transmission direction corresponding to the frequency domain unit includes at least one of the following;
- the second determination sub-module is configured to determine the time when at least one first frequency domain unit exists in the time unit, and the transmission direction corresponding to the second frequency domain unit is a flexible transmission direction.
- the transmission direction corresponding to the unit is the downlink transmission direction;
- the first frequency domain unit refers to the frequency domain unit whose corresponding transmission direction is the downlink transmission direction determined according to the first indication signaling
- the second frequency domain unit refers to the time unit except the first frequency domain unit.
- the second determination sub-module is configured to determine the time when at least one third frequency domain unit exists in the time unit, and the transmission direction corresponding to the fourth frequency domain unit is a flexible transmission direction.
- the transmission direction corresponding to the unit is the uplink transmission direction;
- the third frequency domain unit refers to the frequency domain unit whose corresponding transmission direction is determined as the uplink transmission direction according to the first indication signaling
- the fourth frequency domain unit refers to the time unit divided by the third A frequency domain unit other than a frequency domain unit.
- the second determination sub-module is configured to, in the case that the transmission direction determined by any two frequency domain units in the time unit according to the first indication signaling is the first preset combined transmission direction, according to the predetermined transmission direction. Set a rule to determine the transmission direction corresponding to the time unit;
- the preset rules include at least one of the following:
- the transmission direction corresponding to the time unit is determined according to the relationship between the first value, the second value and the third value, wherein the first value is the frequency of the time unit whose corresponding transmission direction is the uplink transmission direction
- the number of domain units, the second value is the number of frequency domain units whose corresponding transmission direction is the downlink transmission direction in the time unit, and the third value is the corresponding transmission direction in the time unit is flexible
- the default is a preset transmission direction, and the preset transmission direction includes a downlink transmission direction, an uplink transmission direction or a flexible transmission direction;
- the terminal autonomously determines the transmission direction corresponding to the time unit
- the target information includes at least one of the priority of the signal, the content of the signal, the channel where the signal is located, and the size of the signal;
- the target carrier is all the carriers in the time unit or the first carrier in the time unit.
- the first carrier includes at least one of the following:
- the carrier with the largest or smallest index among all active carriers is the carrier with the largest or smallest index among all active carriers
- the reference carrier configured or indicated by the network
- the carrier with the largest or smallest index in the first carrier set of the time unit, and the transmission direction is uplink or downlink refers to the active carrier in the time unit except that the transmission direction is the flexible transmission direction collection.
- the first preset combined transmission direction includes at least one of the following:
- the serving cell configures the transmission direction corresponding to the SSB position indicated in the public signaling and the flexible transmission direction of the dynamic indication;
- the second determination submodule is configured to perform at least one of the following:
- the transmission direction determined by any two frequency domain units in the time unit according to the first indication signaling is the second preset combined transmission direction, determine that the transmission direction corresponding to the time unit is the uplink transmission direction;
- the transmission direction determined by any two frequency domain units in the time unit according to the first indication signaling is the third preset combined transmission direction
- the time difference between the first symbol and the second symbol is greater than or equal to Terminal processing time
- determine that the transmission direction corresponding to the time unit is a downlink transmission direction or a flexible transmission direction, otherwise, determine that the transmission direction corresponding to the time unit is an uplink transmission direction or an incorrect network configuration
- the transmission direction determined by any two frequency domain units in the time unit according to the first indication signaling is the third preset combined transmission direction, determine that the transmission direction corresponding to the time unit is the downlink transmission direction or flexible The transmission direction, wherein the time difference between the first symbol and the second symbol configured by the network is greater than or equal to the terminal processing time;
- the second preset combined transmission direction includes at least one of the following:
- the downlink transmission direction corresponding to the downlink transmission indicated by the upper layer signaling or RRC signaling, and the uplink transmission direction or flexible transmission direction indicated by the dynamic;
- the third preset combined transmission direction includes at least one of the following:
- the uplink transmission direction corresponding to the uplink transmission indicated by the upper layer signaling or the RRC signaling, and the downlink transmission direction or flexible transmission direction indicated by the dynamic;
- the first symbol is the start symbol of uplink transmission of the first frequency domain unit in any two frequency domain units
- the second symbol is the downlink transmission or flexible transmission of the second frequency domain unit in any two frequency domain units the last symbol of .
- the second determination sub-module is configured to determine, by the terminal, that the transmission direction corresponding to the time unit is downlink when the transmission direction corresponding to any frequency domain unit in the time unit is at least one of the following: The transmission direction, and the corresponding downlink behavior;
- the terminal determines the transmission direction corresponding to the time unit, such as the uplink transmission direction, the downlink transmission direction or the flexible transmission direction according to the first indication signaling, so that the terminal without full-duplex capability can flexibly /Determines the transmission direction of the time unit in a full-duplex system.
- the apparatus for determining the transmission direction in this embodiment of the present application may be an apparatus, an apparatus having an operating system or an electronic device, or may be a component, an integrated circuit, or a chip in a terminal.
- the apparatus or electronic device may be a mobile terminal or a non-mobile terminal.
- the mobile terminal may include, but is not limited to, the types of terminals 11 listed above, and the non-mobile terminal may be a server, a network attached storage (NAS), a personal computer (personal computer, PC), a television ( television, TV), teller machine, or self-service machine, etc., which are not specifically limited in the embodiments of the present application.
- the apparatuses provided in the embodiments of the present application can implement each process implemented by the method embodiments in FIG. 2 to FIG. 5 , and achieve the same technical effect. To avoid repetition, details are not repeated here.
- an embodiment of the present application further provides a communication device 800, including a processor 801, a memory 802, a program or instruction stored in the memory 802 and executable on the processor 801,
- a communication device 800 including a processor 801, a memory 802, a program or instruction stored in the memory 802 and executable on the processor 801
- the communication device 800 is a terminal
- the program or instruction is executed by the processor 801
- each process of the above-mentioned embodiment of the method for determining the transmission direction applied to the terminal is implemented, and the same technical effect can be achieved.
- the communication device 800 is a network-side device
- the program or instruction is executed by the processor 801
- each process of the above-mentioned embodiments of the method for determining the transmission direction of the network-side device can be implemented, and the same technical effect can be achieved. In order to avoid repetition , which will not be repeated here.
- An embodiment of the present application further provides a terminal, including a processor and a communication interface, where the processor is configured to: determine a transmission direction corresponding to a time unit according to a first indication signaling, where the transmission direction includes an uplink transmission direction, a downlink transmission direction or a flexible transmission direction;
- the flexible transmission direction can be indicated as at least one of the following:
- FIG. 9 is a schematic diagram of the hardware structure of a terminal implementing an embodiment of the present application.
- the terminal 900 includes but is not limited to: a radio frequency unit 901, a network module 902, an audio output unit 903, an input unit 904, a sensor 905, and a display unit 906 , the user input unit 907 , the interface unit 908 , the memory 909 , and at least some of the components in the processor 910 and the like.
- the terminal 900 may also include a power source (such as a battery) for supplying power to various components, and the power source may be logically connected to the processor 910 through a power management system, so as to manage charging, discharging, and power consumption through the power management system management and other functions.
- a power source such as a battery
- the terminal structure shown in FIG. 9 does not constitute a limitation on the terminal, and the terminal may include more or less components than shown, or combine some components, or arrange different components, which will not be repeated here.
- the input unit 904 may include a graphics processor (Graphics Processing Unit, GPU) 9041 and a microphone 9042. Such as camera) to obtain still pictures or video image data for processing.
- the display unit 906 may include a display panel 9061, which may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
- the user input unit 907 includes a touch panel 9071 and other input devices 9072 .
- the touch panel 9071 is also called a touch screen.
- the touch panel 9071 may include two parts, a touch detection device and a touch controller.
- Other input devices 9072 may include, but are not limited to, physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which will not be repeated here.
- the radio frequency unit 901 receives the downlink data from the network side device, and then processes it to the processor 910; in addition, sends the uplink data to the network side device.
- the radio frequency unit 901 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
- Memory 909 may be used to store software programs or instructions as well as various data.
- the memory 909 may mainly include a storage program or instruction area and a storage data area, wherein the stored program or instruction area may store an operating system, an application program or instruction required for at least one function (such as a sound playback function, an image playback function, etc.) and the like.
- the memory 909 may include a high-speed random access memory, and may also include a non-volatile memory, wherein the non-volatile memory may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM) , PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
- ROM Read-Only Memory
- PROM programmable read-only memory
- PROM erasable programmable read-only memory
- Erasable PROM Erasable PROM
- EPROM electrically erasable programmable read-only memory
- EEPROM electrically erasable programmable read-only memory
- flash memory for example at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device.
- the processor 910 may include one or more processing units; optionally, the processor 910 may integrate an application processor and a modem processor, wherein the application processor mainly processes the operating system, user interface, application programs or instructions, etc., Modem processors mainly deal with wireless communications, such as baseband processors. It can be understood that, the above-mentioned modulation and demodulation processor may not be integrated into the processor 910.
- the processor 910 is configured to determine, according to the first indication signaling, a transmission direction corresponding to the time unit, where the transmission direction includes an uplink transmission direction, a downlink transmission direction or a flexible transmission direction;
- the flexible transmission direction can be indicated as at least one of the following:
- the processor 910 is further configured to determine, according to the first indication signaling, a transmission direction corresponding to at least one frequency domain unit in the time unit, where the transmission direction corresponding to the frequency domain unit includes an uplink transmission direction, a downlink transmission direction, and a Transmission direction or flexible transmission direction; according to the transmission direction corresponding to the frequency domain unit, determine the transmission direction corresponding to the time unit.
- the first indication signaling includes at least one of the following:
- the system message includes at least one of full-duplex uplink and downlink common configuration information and flexible duplex uplink and downlink common configuration information.
- the RRC signaling includes at least one of full duplex uplink and downlink specific configuration information and flexible duplex uplink and downlink specific configuration information.
- the processor 910 is further configured to, when the transmission direction corresponding to the frequency domain unit includes at least one of the following, the terminal determines that the transmission direction corresponding to the time unit is a downlink transmission direction;
- the serving cell configures the transmission direction corresponding to the SSB location indicated in the public signaling
- the processor 910 is further configured to, when the transmission direction corresponding to the frequency domain unit includes at least one of the following, the terminal determines that the transmission direction corresponding to the time unit is an uplink transmission direction;
- the uplink transmission direction indicated by dynamic signaling is indicated by dynamic signaling.
- the processor 910 is further configured to, when the transmission direction corresponding to the frequency domain unit includes at least one of the following, the terminal determines that the transmission direction corresponding to the time unit is a flexible transmission direction;
- the processor 910 is further configured to, in the case that at least one first frequency domain unit exists in the time unit, and the transmission direction corresponding to the second frequency domain unit is a flexible transmission direction, the terminal determines the The transmission direction corresponding to the time unit is the downlink transmission direction;
- the first frequency domain unit refers to the frequency domain unit whose corresponding transmission direction is the downlink transmission direction determined according to the first indication signaling
- the second frequency domain unit refers to the time unit except the first frequency domain unit.
- the processor 910 is further configured to, in the case that at least one third frequency domain unit exists in the time unit, and the transmission direction corresponding to the fourth frequency domain unit is a flexible transmission direction, the terminal determines the The transmission direction corresponding to the time unit is the uplink transmission direction;
- the third frequency domain unit refers to the frequency domain unit whose corresponding transmission direction is determined as the uplink transmission direction according to the first indication signaling
- the fourth frequency domain unit refers to the time unit divided by the third A frequency domain unit other than a frequency domain unit.
- the processor 910 is further configured to, when the transmission direction determined by any two frequency domain units in the time unit according to the first indication signaling is the first preset combined transmission direction, the terminal according to The preset rule determines the transmission direction corresponding to the time unit;
- the preset rules include at least one of the following:
- the transmission direction corresponding to the time unit is determined according to the relationship between the first value, the second value and the third value, wherein the first value is the frequency of the time unit whose corresponding transmission direction is the uplink transmission direction
- the number of domain units, the second value is the number of frequency domain units whose corresponding transmission direction is the downlink transmission direction in the time unit, and the third value is the corresponding transmission direction in the time unit is flexible
- the default is a preset transmission direction, and the preset transmission direction includes a downlink transmission direction, an uplink transmission direction or a flexible transmission direction;
- the terminal autonomously determines the transmission direction corresponding to the time unit
- the target information includes at least one of the priority of the signal, the content of the signal, the channel where the signal is located, and the size of the signal;
- the target carrier is all the carriers in the time unit or the first carrier in the time unit.
- the first carrier includes at least one of the following:
- the carrier with the largest or smallest index among all active carriers is the carrier with the largest or smallest index among all active carriers
- the reference carrier configured or indicated by the network
- the carrier with the largest or smallest index in the first carrier set of the time unit, and the transmission direction is uplink or downlink refers to the active carrier in the time unit except that the transmission direction is the flexible transmission direction collection.
- the first preset combined transmission direction includes at least one of the following:
- the serving cell configures the transmission direction corresponding to the SSB position indicated in the public signaling and the flexible transmission direction of the dynamic indication;
- processor 910 is further configured to execute at least one of the following:
- the transmission direction determined by any two frequency domain units in the time unit according to the first indication signaling is the second preset combined transmission direction, determine that the transmission direction corresponding to the time unit is the uplink transmission direction;
- the transmission direction determined by any two frequency domain units in the time unit according to the first indication signaling is the third preset combined transmission direction
- the time difference between the first symbol and the second symbol is greater than or equal to Terminal processing time
- determine that the transmission direction corresponding to the time unit is a downlink transmission direction or a flexible transmission direction, otherwise, determine that the transmission direction corresponding to the time unit is an uplink transmission direction or an incorrect network configuration
- the transmission direction determined by any two frequency domain units in the time unit according to the first indication signaling is the third preset combined transmission direction, it is determined that the transmission direction corresponding to the time unit is the downlink transmission direction or flexible The transmission direction, wherein the time difference between the first symbol and the second symbol configured by the network is greater than or equal to the terminal processing time;
- the second preset combined transmission direction includes at least one of the following:
- the downlink transmission direction corresponding to the downlink transmission indicated by the upper layer signaling or RRC signaling, and the uplink transmission direction or flexible transmission direction indicated by the dynamic;
- the third preset combined transmission direction includes at least one of the following:
- the uplink transmission direction corresponding to the uplink transmission indicated by the upper layer signaling or the RRC signaling, and the downlink transmission direction or flexible transmission direction indicated by the dynamic;
- the first symbol is the start symbol of uplink transmission of the first frequency domain unit in any two frequency domain units
- the second symbol is the downlink transmission or flexible transmission of the second frequency domain unit in any two frequency domain units the last symbol of .
- the processor 910 is further configured to, in the case that the transmission direction corresponding to any frequency domain unit in the time unit is at least one of the following, the terminal determines that the transmission direction corresponding to the time unit is downlink: The transmission direction, and the corresponding downlink behavior;
- the terminal in this embodiment of the present application determines, according to the first indication signaling, the transmission direction corresponding to the time unit, such as the uplink transmission direction, the downlink transmission direction, or the flexible transmission direction, so that the terminal without full-duplex capability can use the flexible/ Determines the direction of transmission of time units in a full-duplex system.
- an embodiment of the present application further provides an apparatus 1000 for determining a transmission direction, including:
- a first transmission module 1001 configured to send a first indication signaling, where the first indication signaling is used to determine a transmission direction corresponding to a time unit, and the transmission direction includes an uplink transmission direction, a downlink transmission direction or a flexible transmission direction;
- the flexible transmission direction can be indicated as at least one of the following:
- the device of the embodiment of the present application also includes:
- the second determining module is configured to determine the first indication signaling.
- the first indication signaling includes at least one of the following:
- the system message includes at least one of full-duplex uplink and downlink common configuration information and flexible duplex uplink and downlink common configuration information.
- the RRC signaling includes at least one of full duplex uplink and downlink specific configuration information and flexible duplex uplink and downlink specific configuration information.
- the apparatus in this embodiment of the present application sends first indication signaling, where the first indication signaling is used to determine the transmission direction corresponding to the time unit, so that a terminal without full-duplex capability can operate in a flexible/full-duplex system Determines the transmission direction of the time unit.
- An embodiment of the present application further provides a network-side device, including a processor and a communication interface, where the communication interface is used to send first indication signaling, where the first indication signaling is used to determine a transmission direction corresponding to a time unit, and the The transmission direction includes the uplink transmission direction, the downlink transmission direction or the flexible transmission direction;
- the flexible transmission direction can be indicated as at least one of the following:
- This network-side device embodiment corresponds to the above-mentioned network-side device method embodiment, and each implementation process and implementation manner of the above-mentioned method embodiment can be applied to this network-side device embodiment, and can achieve the same technical effect.
- the network device 1100 includes: an antenna 1101 , a radio frequency device 1102 , and a baseband device 1103 .
- the antenna 1101 is connected to the radio frequency device 1102 .
- the radio frequency device 1102 receives information through the antenna 1101, and sends the received information to the baseband device 1103 for processing.
- the baseband device 1103 processes the information to be sent and sends it to the radio frequency device 1102
- the radio frequency device 1102 processes the received information and sends it out through the antenna 1101 .
- the above-mentioned frequency band processing apparatus may be located in the baseband apparatus 1103 , and the method performed by the network side device in the above embodiments may be implemented in the baseband apparatus 1103 , and the baseband apparatus 1103 includes a processor 1104 and a memory 1105 .
- the baseband device 1103 may include, for example, at least one baseband board on which multiple chips are arranged, as shown in FIG. 11 , one of the chips is, for example, the processor 1104 , which is connected to the memory 1105 to call the program in the memory 1105 to execute
- the network-side device shown in the above method embodiments operates.
- the baseband device 1103 may further include a network interface 1106 for exchanging information with the radio frequency device 1102, and the interface is, for example, a common public radio interface (CPRI for short).
- CPRI common public radio interface
- the network-side device in this embodiment of the present invention further includes: instructions or programs that are stored in the memory 1105 and run on the processor 1104, and the processor 1104 invokes the instructions or programs in the memory 1105 to execute the modules shown in FIG. 10 .
- Embodiments of the present application further provide a readable storage medium, where a program or an instruction is stored on the readable storage medium.
- a program or an instruction is stored on the readable storage medium.
- the processor is the processor in the terminal described in the foregoing embodiment.
- the readable storage medium includes a computer-readable storage medium, such as a computer read-only memory (Read-Only Memory, ROM), a random access memory (Random Access Memory, RAM), a magnetic disk or an optical disk, and the like.
- An embodiment of the present application further provides a chip, where the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is configured to run a program or an instruction to implement the above method for determining a transmission direction In order to avoid repetition, the details are not repeated here.
- the chip mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip, a system-on-chip, or a system-on-a-chip, or the like.
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Abstract
Description
| Case | RB set#i | RB set#j |
| 组合1 | Semi-static D | Dynamic U或Dynamic F |
| 组合2 | RRC D | Dynamic U或Dynamic F |
| 组合3 | Semi-static U | Dynamic D或Dynamic F |
| 组合4 | RRC U | Dynamic D或Dynamic F |
Claims (44)
- 一种传输方向的确定方法,包括:终端根据第一指示信令,确定时间单元对应的传输方向,所述传输方向包括上行传输方向、下行传输方向或灵活传输方向;其中,所述灵活传输方向能够被指示为以下至少一项:上行传输方向;下行传输方向;不进行接收且不进行发送的灵活方向。
- 根据权利要求1所述的方法,其中,所述终端根据第一指示信令,确定时间单元对应的传输方向,包括:终端根据第一指示信令,确定时间单元内的至少一个频域单元对应的传输方向,所述频域单元对应的传输方向包括上行传输方向、下行传输方向或灵活传输方向;终端根据所述频域单元对应的传输方向,确定所述时间单元对应的传输方向。
- 根据权利要求1所述的方法,其中,所述第一指示信令包括以下至少一项:高层信令;无线资源控制RRC信令;动态信令;系统消息。
- 根据权利要求3所述的方法,其中,所述系统消息包括全双工上下行公共配置信息和灵活双工上下行公共配置信息中的至少一项。
- 根据权利要求3所述的方法,其中,所述RRC信令包括全双工上下行特定配置信息和灵活双工上下行特定配置信息中的至少一项。
- 根据权利要求2所述的方法,其中,所述终端根据所述频域单元对应的传输方向,确定所述时间单元对应的传输方向,包括:在所述频域单元对应的传输方向包括以下至少一项的情况下,终端确定所述时间单元对应的传输方向为下行传输方向;系统消息半静态指示的下行传输方向;RRC信令半静态指示的下行传输方向;高层信令或RRC信令指示的下行传输;动态信令指示的下行传输方向;系统消息1中的同步信号/物理广播信道信号块SSB位置对应的传输方向;服务小区配置公共信令中指示的SSB位置对应的传输方向;主信息块中用于第一物理下行控制信道PDCCH公共搜索空间的控制资源集对应的传输方向。
- 根据权利要求2所述的方法,其中,所述终端根据所述频域单元对应的传输方向,确定所述时间单元对应的传输方向,包括:在所述频域单元对应的传输方向包括以下至少一项的情况下,终端确定所述时间单元对应的传输方向为上行传输方向;系统消息半静态指示的上行传输方向;RRC信令半静态指示的上行传输方向;高层信令或RRC信令指示的上行传输对应的上行传输方向;动态信令指示的上行传输方向。
- 根据权利要求2所述的方法,其中,所述终端根据所述频域单元对应的传输方向,确定所述时间单元对应的传输方向,包括:在所述频域单元对应的传输方向包括以下至少一项的情况下,终端确定所述时间单元对应的传输方向为灵活传输方向;系统消息半静态指示的灵活传输方向;RRC信令半静态指示的灵活传输方向;动态信令指示的灵活传输方向。
- 根据权利要求2所述的方法,其中,所述终端根据所述频域单元对应的传输方向,确定所述时间单元对应的传输方向,包括:在所述时间单元内存在至少一个第一频域单元,且第二频域单元对应的传输方向为灵活传输方向的情况下,终端确定所述时间单元对应的传输方向为下行传输方向;其中,所述第一频域单元是指根据所述第一指示信令确定对应的传输方向为下行传输方向的频域单元,所述第二频域单元是指所述时间单元内除第一频域单元之外的频域单元。
- 根据权利要求2所述的方法,其中,所述终端根据所述频域单元对应的传输方向,确定所述时间单元对应的传输方向,包括:在所述时间单元内存在至少一个第三频域单元,且第四频域单元对应的传输方向为灵活传输方向的情况下,终端确定所述时间单元对应的传输方向为上行传输方向;其中,所述第三频域单元是指根据所述第一指示信令确定对应的传输方向为上行传输方向的频域单元,所述第四频域单元是指所述时间单元内除第三频域单元之外的频域单元。
- 根据权利要求2所述的方法,其中,所述终端根据所述频域单元对应的传输方向,确定所述时间单元对应的传输方向,包括:在所述时间单元内的任意两个频域单元根据第一指示信令确定的传输方向为第一预设组合传输方向的情况下,终端根据预设规则确定所述时间单元对应的传输方向;其中,所述预设规则包括以下至少一项:根据所述时间单元内索引最小的频域单元对应的传输方向,确定所述时间单元对应的传输方向;根据所述时间单元内的参考频域单元对应的传输方向,确定所述时间单元对应的传输方向;根据第一数值、第二数值和第三数值之间的关系,确定所述时间单元对 应的传输方向,其中,所述第一数值为所述时间单元为对应的传输方向为上行传输方向的频域单元的个数,所述第二数值为所述时间单元内对应的传输方向为下行传输方向的频域单元的个数,所述第三数值为所述时间单元内对应的传输方向为灵活传输方向的频域单元的个数;默认为预设传输方向,所述预设传输方向包括下行传输方向、上行传输方向或灵活传输方向;确定为错误的网络配置;终端自主确定时间单元对应的传输方向;根据目标载波上的动态信令,确定时间单元对应的传输方向;根据目标载波上激活的带宽部分BWP上的动态信令,确定时间单元对应的传输方向;根据目标载波上待处理的信号的目标信息,确定所述时间单元对应的传输方向;根据目标载波上激活的BWP上待处理的信号的目标信息,确定所述时间单元对应的传输方向;其中,所述目标信息包括信号优先级、信号内容、信号所在的信道和信号的大小中的至少一项;所述目标载波为所述时间单元内的所有载波或所述时间单元内的第一载波。
- 根据权利要求11所述的方法,其中,所述第一载波包括以下至少一项:所有活跃的载波中索引最大或最小的载波;网络配置或指示的参考载波;所述时间单元的第一载波集合中索引最大或最小,且传输方向为上行或下行的载波,所述第一载波集合是指所述时间单元内除传输方向为灵活传输方向之外的活跃载波的集合。
- 根据权利要求11所述的方法,其中,所述第一预设组合传输方向包 括以下至少一项:下行传输方向和上行传输方向;半静态指示的下行传输方向和动态指示的灵活传输方向;半静态指示的上行传输方向和动态指示的灵活传输方向;系统消息1中的SSB位置对应的传输方向和动态指示的灵活传输方向;服务小区配置公共信令中指示的SSB位置对应的传输方向和动态指示的灵活传输方向;主信息块中用于第一PDCCH公共搜索空间的控制资源集对应的传输方向和动态指示的灵活传输方向。
- 根据权利要求2所述的方法,其中,所述终端根据所述至少一个频域单元对应的传输方向,确定所述时间单元对应的传输方向包括以下至少一项:在所述时间单元内的任意两个频域单元根据第一指示信令确定的传输方向为第二预设组合传输方向的情况下,确定所述时间单元对应的传输方向为上行传输方向;在所述时间单元内的任意两个频域单元根据第一指示信令确定的传输方向为第三预设组合传输方向的情况下,若第一符号与第二符号之间的时间差大于或者等于终端处理时间,则确定所述时间单元对应的传输方向为下行传输方向或灵活传输方向,否则,确定所述时间单元对应的传输方向为上行传输方向或者确定为错误的网络配置;在所述时间单元内的任意两个频域单元根据第一指示信令确定的传输方向为第三预设组合传输方向的情况下,确定所述时间单元对应的传输方向为下行传输方向或灵活传输方向,其中,网络配置的第一符号与第二符号之间的时间差大于或者等于终端处理时间;其中,所述第二预设组合传输方向包括以下至少一项:半静态指示的下行传输方向,以及动态指示的上行传输方向或灵活传输方向;高层信令或RRC信令指示的下行传输对应的下行传输方向,以及动态指 示的上行传输方向或灵活传输方向;所述第三预设组合传输方向包括以下至少一项:半静态指示的上行传输方向,以及动态指示的下行传输方向或灵活传输方向;高层信令或RRC信令指示的上行传输对应的上行传输方向,以及动态指示的下行传输方向或灵活传输方向;所述第一符号为任意两个频域单元中第一频域单元的上行传输的起始符号,所述第二符号为任意两个频域单元中第二频域单元的下行传输或灵活传输的最后一个符号。
- 根据权利要求2所述的方法,其中,所述终端根据所述至少一个频域单元对应的传输方向,确定所述时间单元对应的传输方向,包括:在所述时间单元内的任意一个频域单元对应的传输方向为以下至少一项的情况下,终端确定所述时间单元对应的传输方向为下行传输方向,并进行相应的下行行为;SSB位置指示的SSB的传输时机对应的传输方向;SSB测量定时配置指示的传输时间对应的传输方向;下行测量参考信号对应的传输方向;有效追踪参考信号对应的传输方向;第一物理下行控制信道PDCCH公共搜索空间的控制资源集对应的传输方向。
- 一种传输方向的确定方法,包括:网络侧设备发送第一指示信令,所述第一指示信令用于确定时间单元对应的传输方向,所述传输方向包括上行传输方向、下行传输方向或灵活传输方向;其中,所述灵活传输方向能够被指示为以下至少一项:上行传输方向;下行传输方向;不进行接收且不进行发送的灵活方向。
- 根据权利要求16所述的方法,其中,所述第一指示信令包括以下至少一项:高层信令;无线资源控制RRC信令;动态信令;系统消息。
- 根据权利要求17所述的方法,其中,所述系统消息包括全双工上下行公共配置信息和灵活双工上下行公共配置信息中的至少一项。
- 根据权利要求17所述的方法,其中,所述RRC信令包括全双工上下行特定配置信息和灵活双工上下行特定配置信息中的至少一项。
- 一种传输方向的确定装置,包括:第一确定模块,用于根据第一指示信令,确定时间单元对应的传输方向,所述传输方向包括上行传输方向、下行传输方向或灵活传输方向;其中,所述灵活传输方向能够被指示为以下至少一项:上行传输方向;下行传输方向;不进行接收且不进行发送的灵活方向。
- 根据权利要求20所述的装置,其中,所述第一确定模块包括:第一确定子模块,用于根据第一指示信令,确定时间单元内的至少一个频域单元对应的传输方向,所述频域单元对应的传输方向包括上行传输方向、下行传输方向或灵活传输方向;第二确定子模块,用于根据所述频域单元对应的传输方向,确定所述时间单元对应的传输方向。
- 根据权利要求20所述的装置,其中,所述第一指示信令包括以下至少一项:高层信令;无线资源控制RRC信令;动态信令;系统消息。
- 根据权利要求22所述的装置,其中,所述系统消息包括全双工上下行公共配置信息和灵活双工上下行公共配置信息中的至少一项。
- 根据权利要求22所述的装置,其中,所述RRC信令包括全双工上下行特定配置信息和灵活双工上下行特定配置信息中的至少一项。
- 根据权利要求21所述的装置,其中,所述第二确定子模块用于在所述频域单元对应的传输方向包括以下至少一项的情况下,确定所述时间单元对应的传输方向为下行传输方向;系统消息半静态指示的下行传输方向;RRC信令半静态指示的下行传输方向;高层信令或RRC信令指示的下行传输;动态信令指示的下行传输方向;系统消息1中的同步信号/物理广播信道信号块SSB位置对应的传输方向;服务小区配置公共信令中指示的SSB位置对应的传输方向;主信息块中用于第一物理下行控制信道PDCCH公共搜索空间的控制资源集对应的传输方向。
- 根据权利要求21所述的装置,其中,所述第二确定子模块用于在所述频域单元对应的传输方向包括以下至少一项的情况下,确定所述时间单元对应的传输方向为上行传输方向;系统消息半静态指示的上行传输方向;RRC信令半静态指示的上行传输方向;高层信令或RRC信令指示的上行传输对应的上行传输方向;动态信令指示的上行传输方向。
- 根据权利要求21所述的装置,其中,所述第二确定子模块用于在所述频域单元对应的传输方向包括以下至少一项的情况下,确定所述时间单元 对应的传输方向为灵活传输方向;系统消息半静态指示的灵活传输方向;RRC信令半静态指示的灵活传输方向;动态信令指示的灵活传输方向。
- 根据权利要求21所述的装置,其中,所述第二确定子模块用于在所述时间单元内存在至少一个第一频域单元,且第二频域单元对应的传输方向为灵活传输方向的情况下,确定所述时间单元对应的传输方向为下行传输方向;其中,所述第一频域单元是指根据所述第一指示信令确定对应的传输方向为下行传输方向的频域单元,所述第二频域单元是指所述时间单元内除第一频域单元之外的频域单元。
- 根据权利要求21所述的装置,其中,所述第二确定子模块用于在所述时间单元内存在至少一个第三频域单元,且第四频域单元对应的传输方向为灵活传输方向的情况下,确定所述时间单元对应的传输方向为上行传输方向;其中,所述第三频域单元是指根据所述第一指示信令确定对应的传输方向为上行传输方向的频域单元,所述第四频域单元是指所述时间单元内除第三频域单元之外的频域单元。
- 根据权利要求21所述的装置,其中,所述第二确定子模块用于在所述时间单元内的任意两个频域单元根据第一指示信令确定的传输方向为第一预设组合传输方向的情况下,根据预设规则确定所述时间单元对应的传输方向;其中,所述预设规则包括以下至少一项:根据所述时间单元内索引最小的频域单元对应的传输方向,确定所述时间单元对应的传输方向;根据所述时间单元内的参考频域单元对应的传输方向,确定所述时间单元对应的传输方向;根据第一数值、第二数值和第三数值之间的关系,确定所述时间单元对应的传输方向,其中,所述第一数值为所述时间单元为对应的传输方向为上行传输方向的频域单元的个数,所述第二数值为所述时间单元内对应的传输方向为下行传输方向的频域单元的个数,所述第三数值为所述时间单元内对应的传输方向为灵活传输方向的频域单元的个数;默认为预设传输方向,所述预设传输方向包括下行传输方向、上行传输方向或灵活传输方向;确定为错误的网络配置;终端自主确定时间单元对应的传输方向;根据目标载波上的动态信令,确定时间单元对应的传输方向;根据目标载波上激活的带宽部分BWP上的动态信令,确定时间单元对应的传输方向;根据目标载波上待处理的信号的目标信息,确定所述时间单元对应的传输方向;根据目标载波上激活的BWP上待处理的信号的目标信息,确定所述时间单元对应的传输方向;其中,所述目标信息包括信号优先级、信号内容、信号所在的信道和信号的大小中的至少一项;所述目标载波为所述时间单元内的所有载波或所述时间单元内的第一载波。
- 根据权利要求30所述的装置,其中,所述第一载波包括以下至少一项:所有活跃的载波中索引最大或最小的载波;网络配置或指示的参考载波;所述时间单元的第一载波集合中索引最大或最小,且传输方向为上行或下行的载波,所述第一载波集合是指所述时间单元内除传输方向为灵活传输方向之外的活跃载波的集合。
- 根据权利要求30所述的装置,其中,所述第一预设组合传输方向包括以下至少一项:下行传输方向和上行传输方向;半静态指示的下行传输方向和动态指示的灵活传输方向;半静态指示的上行传输方向和动态指示的灵活传输方向;系统消息1中的SSB位置对应的传输方向和动态指示的灵活传输方向;服务小区配置公共信令中指示的SSB位置对应的传输方向和动态指示的灵活传输方向;主信息块中用于第一PDCCH公共搜索空间的控制资源集对应的传输方向和动态指示的灵活传输方向。
- 根据权利要求21所述的装置,其中,所述第二确定子模块用于执行以下至少一项:在所述时间单元内的任意两个频域单元根据第一指示信令确定的传输方向为第二预设组合传输方向的情况下,确定所述时间单元对应的传输方向为上行传输方向;在所述时间单元内的任意两个频域单元根据第一指示信令确定的传输方向为第三预设组合传输方向的情况下,若第一符号与第二符号之间的时间差大于或者等于终端处理时间,则确定所述时间单元对应的传输方向为下行传输方向或灵活传输方向,否则,确定所述时间单元对应的传输方向为上行传输方向或者确定为错误的网络配置;在所述时间单元内的任意两个频域单元根据第一指示信令确定的传输方向为第三预设组合传输方向的情况下,确定所述时间单元对应的传输方向为下行传输方向或灵活传输方向,其中,网络配置的第一符号与第二符号之间的时间差大于或者等于终端处理时间;其中,所述第二预设组合传输方向包括以下至少一项:半静态指示的下行传输方向,以及动态指示的上行传输方向或灵活传输方向;高层信令或RRC信令指示的下行传输对应的下行传输方向,以及动态指示的上行传输方向或灵活传输方向;所述第三预设组合传输方向包括以下至少一项:半静态指示的上行传输方向,以及动态指示的下行传输方向或灵活传输方向;高层信令或RRC信令指示的上行传输对应的上行传输方向,以及动态指示的下行传输方向或灵活传输方向;所述第一符号为任意两个频域单元中第一频域单元的上行传输的起始符号,所述第二符号为任意两个频域单元中第二频域单元的下行传输或灵活传输的最后一个符号。
- 根据权利要求21所述的装置,其中,所述第二确定子模块用于在所述时间单元内的任意一个频域单元对应的传输方向为以下至少一项的情况下,终端确定所述时间单元对应的传输方向为下行传输方向,并进行相应的下行行为;SSB位置指示的SSB的传输时机对应的传输方向;SSB测量定时配置指示的传输时间对应的传输方向;下行测量参考信号对应的传输方向;有效追踪参考信号对应的传输方向;第一物理下行控制信道PDCCH公共搜索空间的控制资源集对应的传输方向。
- 一种传输方向的确定装置,包括:第一传输模块,用于发送第一指示信令,所述第一指示信令用于确定时间单元对应的传输方向,所述传输方向包括上行传输方向、下行传输方向或灵活传输方向;其中,所述灵活传输方向能够被指示为以下至少一项:上行传输方向;下行传输方向;不进行接收且不进行发送的灵活方向。
- 根据权利要求35所述的装置,其中,所述第一指示信令包括以下至少一项:高层信令;无线资源控制RRC信令;动态信令;系统消息。
- 根据权利要求36所述的装置,其中,所述系统消息包括全双工上下行公共配置信息和灵活双工上下行公共配置信息中的至少一项。
- 根据权利要求36所述的装置,其中,所述RRC信令包括全双工上下行特定配置信息和灵活双工上下行特定配置信息中的至少一项。
- 一种终端,包括处理器、存储器及存储在所述存储器上并可在所述处理器上运行的程序或指令,其中,所述程序或指令被所述处理器执行时实现如权利要求1至15任一项所述的传输方向的确定方法的步骤。
- 一种网络侧设备,包括处理器、存储器及存储在所述存储器上并可在所述处理器上运行的程序或指令,其中,所述程序或指令被所述处理器执行时实现如权利要求16至19任一项所述的传输方向的确定方法的步骤。
- 一种可读存储介质,所述可读存储介质上存储程序或指令,其中,所述程序或指令被处理器执行时实现如权利要求1至15任一项所述的传输方向的确定方法的步骤,或者,实现如权利要求16至19任一项所述的传输方向的确定方法的步骤。
- 一种芯片,包括处理器和通信接口,其中,所述通信接口和所述处理器耦合,所述处理器用于运行程序或指令,实现如权利要求1至15任一项所述的传输方向的确定方法,或者,实现如权利要求16至19任一项所述的传输方向的确定方法。
- 一种计算机程序产品,其中,所述程序产品被存储在非易失的存储介质中,所述程序产品被至少一个处理器执行以实现如权利要求1至15任一项所述的传输方向的确定方法,或者,实现如权利要求16至19任一项所述 的传输方向的确定方法。
- 一种通信设备,其中,被配置为执行如权利要求1至15任一项所述的传输方向的确定方法,或者,执行如权利要求16至19任一项所述的传输方向的确定方法。
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| EP22778737.1A EP4319397A4 (en) | 2021-03-31 | 2022-03-24 | Transmission direction determination method and apparatus, terminal, and network side device |
| US18/478,999 US12598051B2 (en) | 2021-03-31 | 2023-09-30 | Transmission direction determining method and apparatus, terminal, and network side device |
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| EP4436284A4 (en) * | 2021-11-19 | 2025-08-20 | Ntt Docomo Inc | TERMINAL, BASE STATION AND COMMUNICATION METHOD |
| CN117998636A (zh) * | 2022-11-04 | 2024-05-07 | 大唐移动通信设备有限公司 | 时域配置信息指示方法、装置、终端及网络侧设备 |
| EP4573825A4 (en) * | 2022-12-16 | 2025-10-15 | Zte Corp | Subband definition for flexible time units in wireless communication |
| EP4654709A4 (en) * | 2023-01-20 | 2026-03-18 | Beijing Xiaomi Mobile Software Co Ltd | METHOD AND APPARATUS FOR PERFORMING A COMMUNICATION OPERATION, COMMUNICATION APPARATUS AND STORAGE MEDIA |
| CN121153320A (zh) * | 2024-05-13 | 2025-12-16 | 北京小米移动软件有限公司 | 信息接收、发送方法和装置、终端、网络设备、存储介质 |
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| EP4319397A1 (en) | 2024-02-07 |
| EP4319397A4 (en) | 2024-10-09 |
| US12598051B2 (en) | 2026-04-07 |
| CN115150951A (zh) | 2022-10-04 |
| JP7627359B2 (ja) | 2025-02-05 |
| US20240031119A1 (en) | 2024-01-25 |
| JP2024511789A (ja) | 2024-03-15 |
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