WO2022222731A1 - 资源配置方法、设备及存储介质 - Google Patents
资源配置方法、设备及存储介质 Download PDFInfo
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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
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- H04W72/40—Resource management for direct mode communication, e.g. D2D or sidelink
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
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- H04W72/02—Selection of wireless resources by user or terminal
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
Definitions
- the embodiments of the present application relate to communication technologies, and in particular, to a resource configuration method, device, and storage medium.
- the sidelink (sidelink, SL) communication is different from the traditional cellular system in which the communication data is received or transmitted through the base station, and devices can communicate directly with each other. Therefore, the sidelink has higher spectral efficiency and lower transmission delay.
- the sidelink communication is designed based on the communication in the licensed spectrum.
- LTE long term evolution
- NR new radio
- Embodiments of the present application provide a resource configuration method, device, and storage medium, so as to improve the flexibility of resource configuration.
- the embodiments of the present application may provide a resource configuration method, which is applied to a terminal device, and the method includes:
- first configuration information is used to configure resources for sidelink communication
- One or more of the resource allocation units are allocated for sidelink communication of the terminal device.
- the embodiments of the present application may further provide a resource configuration method, which is applied to a network device, and the method includes:
- the first configuration information is sent, where the first configuration information is used to configure resources for sidelink communication, and the first configuration information includes information used to obtain the structure of the resource allocation unit.
- the embodiments of the present application may further provide a terminal device, including:
- a transceiver unit configured to acquire first configuration information, where the first configuration information is used to configure resources for sidelink communication;
- a processing unit configured to obtain the structure of the resource allocation unit according to the first configuration information
- the transceiver unit is further configured to allocate one or more of the resource allocation units for sidelink communication of the terminal device.
- the embodiments of the present application may further provide a network device, including:
- the transceiver unit is configured to send the first configuration information, where the first configuration information is used to configure resources for sidelink communication, and the first configuration information includes information used to obtain the structure of the resource allocation unit.
- the embodiments of the present application may further provide a terminal device, including:
- processors memories, interfaces for communicating with network devices
- the memory stores computer-executable instructions
- the processor executes the computer-executable instructions stored in the memory, so that the processor executes the resource configuration method provided in any one of the first aspects.
- the embodiments of the present application may further provide a network device, including:
- Processor memory, interface for communication with terminal equipment
- the memory stores computer-executable instructions
- the processor executes the computer-executable instructions stored in the memory, so that the processor executes the resource configuration method provided in any one of the second aspects.
- an embodiment of the present application provides a computer-readable storage medium, where computer-executable instructions are stored in the computer-readable storage medium, and when the computer-executable instructions are executed by a processor, are used to implement any one of the first aspect The resource allocation method described in item.
- embodiments of the present application provide a computer-readable storage medium, where computer-executable instructions are stored in the computer-readable storage medium, and when the computer-executable instructions are executed by a processor, are used to implement any of the methods described in the second aspect.
- an embodiment of the present application provides a program, which, when the program is executed by a processor, is configured to execute the resource configuration method described in any one of the first aspect above.
- an embodiment of the present application further provides a program, which, when the program is executed by a processor, is used to execute the resource configuration method described in any one of the second aspect above.
- the above-mentioned processor may be a chip.
- an embodiment of the present application provides a computer program product, including program instructions, where the program instructions are used to implement the resource configuration method described in any one of the first aspect.
- an embodiment of the present application provides a computer program product, including program instructions, where the program instructions are used to implement the resource configuration method described in any one of the second aspect.
- an embodiment of the present application provides a chip, including: a processing module and a communication interface, where the processing module can execute the resource configuration method described in any one of the first aspect.
- the chip also includes a storage module (eg, memory), the storage module is used for storing instructions, the processing module is used for executing the instructions stored in the storage module, and the execution of the instructions stored in the storage module causes the processing module to perform the first aspect. Any one of the resource configuration methods.
- a storage module eg, memory
- the storage module is used for storing instructions
- the processing module is used for executing the instructions stored in the storage module
- the execution of the instructions stored in the storage module causes the processing module to perform the first aspect. Any one of the resource configuration methods.
- an embodiment of the present application provides a chip, including: a processing module and a communication interface, where the processing module can execute the resource configuration method described in any one of the second aspect.
- the chip also includes a storage module (eg, memory), the storage module is used for storing instructions, the processing module is used for executing the instructions stored in the storage module, and the execution of the instructions stored in the storage module causes the processing module to perform the second aspect Any one of the resource configuration methods.
- a storage module eg, memory
- the storage module is used for storing instructions
- the processing module is used for executing the instructions stored in the storage module
- the execution of the instructions stored in the storage module causes the processing module to perform the second aspect Any one of the resource configuration methods.
- FIG. 1 is a schematic diagram of a communication system applicable to an embodiment of the present application
- FIG. 2 is another schematic diagram of a communication system applicable to an embodiment of the present application
- FIG. 3 is another schematic diagram of a communication system applicable to an embodiment of the present application.
- 3A is a schematic diagram of a unicast transmission mode provided by an embodiment of the present application.
- 3B is a schematic diagram of a multicast transmission mode provided by an embodiment of the present application.
- 3C is a schematic diagram of a broadcast transmission method provided by an embodiment of the present application.
- FIG. 4 is a schematic diagram of a time slot structure provided by an embodiment of the present application.
- FIG. 5 is another schematic diagram of a time slot structure provided by an embodiment of the present application.
- FIG. 6 is a schematic diagram of a second-order SCI provided by an embodiment of the present application.
- FIG. 7 is another schematic diagram of a time slot structure provided by an embodiment of the present application.
- FIG. 8 is a schematic diagram of the correspondence between PSSCH and PSFCH provided by an embodiment of the present application.
- FIG. 9 is a schematic flowchart of a resource configuration method provided by an embodiment of the present application.
- FIG. 10 is a schematic diagram of determining a frequency domain start position and an end position of a resource block set provided by an embodiment of the present application;
- FIG. 11 is a schematic diagram of various BWPs provided by the embodiment of the present application.
- FIG. 12 is a schematic diagram of a first frequency domain structure of a resource allocation unit according to an embodiment of the present application.
- FIG. 13 is a schematic diagram of frequency domain resources of a resource pool provided by an embodiment of the present application.
- FIG. 14 is another schematic diagram of frequency domain resources of a resource pool provided by an embodiment of the present application.
- 15 is another schematic diagram of frequency domain resources of a resource pool provided by an embodiment of the present application.
- 16 is another schematic diagram of frequency domain resources of a resource pool provided by an embodiment of the present application.
- 17 is a schematic diagram of a first multiplexing manner of PSCCH and PSSCH provided by an embodiment of the present application
- FIG. 18 is a schematic diagram of a second multiplexing manner of PSCCH and PSSCH provided by an embodiment of the present application.
- 19 is a schematic diagram of a third multiplexing manner of PSCCH and PSSCH provided by an embodiment of the present application.
- 20 is another schematic diagram of a third multiplexing manner of PSCCH and PSSCH provided by an embodiment of the present application.
- FIG. 21 is a schematic diagram of format 1 of PSFCH provided by an embodiment of the present application.
- 22 is a schematic diagram of format 2 of PSFCH provided by an embodiment of the present application.
- FIG. 23 is a schematic diagram of a resource set of PSFCH provided by an embodiment of the present application.
- FIG. 25 is another schematic diagram of multiple PSFCH transmission opportunities provided by an embodiment of the present application.
- FIG. 26 is a schematic block diagram of an example of a communication device according to an embodiment of the present application.
- FIG. 27 is a schematic structural diagram of an example of a terminal device according to an embodiment of the present application.
- FIG. 28 is a schematic structural diagram of an example of a network device according to an embodiment of the present application.
- the "instruction" mentioned in the embodiments of the present application may be a direct instruction, an indirect instruction, or an associated relationship.
- a indicates B it can indicate that A directly indicates B, for example, B can be obtained through A; it can also indicate that A indicates B indirectly, such as A indicates C, and B can be obtained through C; it can also indicate that there is an association between A and B relation.
- corresponding may indicate that there is a direct or indirect corresponding relationship between the two, or may indicate that there is an associated relationship between the two, or indicate and be instructed, configure and be instructed configuration, etc.
- predefinition may be implemented by pre-saving corresponding codes, forms, or other means that can be used to indicate relevant information in devices (for example, including terminal devices and network devices).
- the implementation method is not limited.
- predefined may refer to the definition in the protocol.
- sideline communication according to the network coverage of the communicating terminal, it can be divided into network coverage inner sideline communication, partial network coverage sideline communication, and network coverage outer sideline communication.
- LTE long term evolution
- FDD frequency division duplex
- TDD time division duplex
- 5th generation, 5G fifth generation
- future communication system such as sixth generation (6th generation, 6G) communication system
- 6G sixth generation
- NR new radio
- the technical solutions provided in the embodiments of the present application can be applied to various communication scenarios, for example, can be applied to one or more of the following communication scenarios: eMBB communication, URLLC, machine type communication (MTC), mMTC, device Device-to-device (D2D) communication, vehicle to everything (V2X) communication, vehicle to vehicle (V2V) communication, vehicle to network (V2N), vehicle to vehicle Infrastructure (Vehicle to Infrastructure, V2I), Vehicle to Pedestrian (V2P), and Internet of Things (IoT), etc.
- the mMTC may include one or more of the following communications: communications in industrial wireless sensor or network (IWSN), communications in video surveillance (video surveillance) scenarios, and wearable device communications Wait. As shown in FIG.
- all the terminal devices (such as the terminal device 102 and the terminal device 103 ) performing the lateral communication are within the coverage of the same network device (such as the network device 101 ), thus, The above-mentioned terminal devices can all perform sideline communication based on the same sideline configuration by receiving the configuration signaling of the network device.
- some terminal devices (such as terminal device 202) performing sideline communication are located within the coverage of network device 201, and these terminal devices can receive the configuration information of the base station. command, and perform sideline communication according to the configuration of the network device 201 .
- the terminal equipment (such as terminal equipment 203) located outside the network coverage cannot receive the configuration signaling of the network equipment 201.
- the terminal equipment outside the network coverage will be based on the pre-configuration information and The information carried in the physical sidelink broadcast channel (PSBCH) sent by the terminal equipment located within the network coverage determines the sidelink configuration and performs sidelink communication.
- PSBCH physical sidelink broadcast channel
- all terminal devices (such as terminal device 301 and terminal device 302 ) performing sideline communication are located outside the network coverage, and all terminal devices can determine the sideline according to the pre-configured information. Configured for sideline communication.
- the terminal device involved in the embodiments of the present application may also be referred to as a terminal.
- the terminal may be a device with wireless transceiving function. Terminals can be deployed on land, including indoors, outdoors, handheld, and/or vehicle; can also be deployed on water (such as ships, etc.); and can also be deployed in the air (such as aircraft, balloons, and satellites, etc.).
- the terminal equipment may be user equipment (user equipment, UE). UEs include handheld devices, in-vehicle devices, wearable devices, or computing devices with wireless communication capabilities. Exemplarily, the UE may be a mobile phone, a tablet computer, or a computer with a wireless transceiver function.
- the terminal device may also be a virtual reality (VR) terminal device, an augmented reality (AR) terminal device, a wireless terminal in industrial control, a wireless terminal in unmanned driving, a wireless terminal in telemedicine, intelligent A wireless terminal in a power grid, a wireless terminal in a smart city, and/or a wireless terminal in a smart home, and so on.
- VR virtual reality
- AR augmented reality
- a wireless terminal in a power grid a wireless terminal in a smart city
- a wireless terminal in a smart home and so on.
- the network device involved in the embodiments of the present application includes a base station (base station, BS), which may be a device deployed in a wireless access network and capable of wirelessly communicating with a terminal device.
- the base station may have various forms, such as macro base station, micro base station, relay station or access point.
- the base station involved in the embodiments of the present application may be a base station in a 5G system, a base station in an LTE system, or a base station in other systems, which is not limited.
- the base station in the 5G system can also be called a transmission reception point (TRP) or a next generation Node B (generation Node B, gNB or gNodeB).
- TRP transmission reception point
- gNB next generation Node B
- the base station may be an integrated base station, or may be a base station separated into multiple network elements, which is not limited.
- the base station is a base station in which a centralized unit (centralized unit, CU) and a distributed unit (distributed unit, DU) are separated, that is, the base station includes a CU and a DU.
- the first mode the transmission resources of the terminal device are allocated by the network device, and the terminal device sends data on the side link according to the resources allocated by the network device; the network device can allocate resources for a single transmission to the terminal device, or Allocate resources for semi-static transmission to end devices.
- the terminal equipment is located within the coverage of the network, and the network allocates transmission resources for sideline transmission to the terminal equipment.
- the second mode the terminal device selects a resource in the resource pool for data transmission.
- the terminal equipment is located outside the coverage of the cell, and the terminal equipment autonomously selects transmission resources in the preconfigured resource pool for sideline transmission; or in Figure 1, the terminal equipment autonomously selects transmission resources in the resource pool configured by the network. carry out sideline transmission;
- NR-V2X autonomous driving needs to be supported, so higher requirements are put forward for data interaction between vehicles, such as higher throughput, lower latency, higher reliability, larger coverage, More flexible resource allocation, etc.
- LTE-V2X broadcast transmission is supported, and in NR-V2X, unicast and multicast transmissions are further introduced.
- unicast transmission there is only one terminal at the receiving end.
- Figure 3A unicast transmission is performed between UE1 and UE2; for multicast transmission, the receiving end is all terminals in a communication group, such as shown in Figure 3B.
- UE1, UE2, UE3 and UE4 form a communication group, in which UE1 sends data, and other terminal devices in this group are receiver terminals; or all terminals within a certain transmission distance; for broadcast transmission, its receiving
- the terminal may be any terminal around the transmitting terminal.
- UE1 is the transmitting terminal, and other terminals around it, UE2-UE6, are all receiving terminals.
- the time slot structure in NR-V2X is shown in Figure 4 and Figure 5.
- the time slot shown in FIG. 4 is a time slot structure that does not include a physical sidelink feedback channel (PSFCH) channel;
- the time slot shown in FIG. 5 is a time slot structure that includes a PSFCH channel.
- PSFCH physical sidelink feedback channel
- the physical sidelink control channel starts from the second sideline symbol of the time slot in the time domain and occupies 2 or 3 orthogonal frequency division multiplexing (orthogonal frequency division) multiplexing, OFDM) symbols can occupy ⁇ 10, 12 15, 20, 25 ⁇ physical resource blocks (PRBs) in the frequency domain.
- OFDM orthogonal frequency division multiplexing
- PRBs physical resource blocks
- PSSCH physical sidelink shared channel
- the last time domain symbol in the time slot is the guard interval (GP) symbol, and the rest of the symbols map to PSSCH, as shown in Figure 4 .
- the first sideline symbol in this time slot is the repetition of the second sideline symbol.
- the receiving terminal uses the first sideline symbol as an automatic gain control (AGC) symbol.
- AGC automatic gain control
- Data is generally not used for data demodulation.
- PSSCH occupies K sub-channels in the frequency domain, and each sub-channel includes N consecutive PRBs.
- a time slot contains a PSFCH channel
- the penultimate and third-to-last symbols in the time slot are used for PSFCH channel transmission, and a time domain symbol before the PSFCH channel is used as a GP symbol, as shown in Figure 5 below.
- 2-order SCI is introduced in NR-V2X, as shown in Figure 6, the first-order SCI is carried in PSCCH, which is used to indicate PSSCH transmission resources, reserved resource information, (modulation and coding scheme, MCS) level, priority and other information, the second-order SCI is sent in the resources of PSSCH, and demodulated by the demodulation reference signal (DMRS) of PSSCH, which is used to indicate the identifier (ID) of the sender, the ID of the receiver, and the hybrid automatic Retransmission request (hybrid automatic repeat request, HARQ) ID, new data indicator (new data indicator, NDI) and other information used for data demodulation.
- DMRS demodulation reference signal
- the second-order SCI starts mapping from the first DMRS symbol of PSSCH, first in the frequency domain and then in the time domain.
- the PSCCH occupies 3 symbols (symbols 1, 2, and 3), and the DMRS of the PSSCH occupies symbols 4 and 4. 11.
- the second-order SCI is mapped from symbol 4, and is frequency-division multiplexed with DMRS on symbol 4.
- the second-order SCI is mapped to symbols 4, 5, and 6.
- the size of the resources occupied by the second-order SCI depends on the second-order SCI. number of bits.
- the sideline feedback channel PSFCH is introduced.
- the PSFCH only carries 1-bit HARQ-ACK information and occupies 2 time-domain symbols in the time domain (the second symbol carries the sideline feedback information, the first
- the data on the symbol is a copy of the data on the second symbol, but this symbol is used as AGC), occupying 1 PRB in the frequency domain.
- FIG. 7 the structures of PSFCH and PSSCH/PSCCH are shown in FIG. 7 , which schematically shows the positions of time domain symbols occupied by PSFCH, PSCCH, and PSSCH in a time slot.
- the last symbol is used as GP
- the second-to-last symbol is used for PSFCH transmission
- the data on the third-to-last symbol is the same as that of the second-to-last symbol (ie, the PSFCH symbol), which is used as AGC
- the fourth-to-last symbol is also used as GP
- the first symbol in the slot is used as AGC
- the data on this symbol is the same as the data on the second time-domain symbol in the slot
- PSCCH occupies 3 time-domain symbols
- the remaining symbols are available for PSSCH transmission.
- the time slot interval between the PSFCH and its corresponding PSSCH is at least 2 time slots. Therefore, the PSSCH transmitted in time slots 2, 3, 4, and 5, the feedback information of which is transmitted in time slot 7, can be Taking the time slots ⁇ 2, 3, 4, 5 ⁇ as a time slot set, the PSSCH transmitted in the time slot set, the corresponding PSFCH is in the same time slot.
- FIG. 9 is a schematic flowchart of the resource allocation method provided by the present application.
- a terminal device acquires first configuration information, where the first configuration information is used to configure resources for sidelink communication.
- the terminal device determines resources used for sidelink communication through the first configuration information.
- the first configuration information is pre-configured configuration information from a network device or from other terminal devices.
- the first configuration information is information preconfigured in the terminal device, and when the terminal device needs to perform sidelink communication, the terminal device may acquire the first configuration information from the preconfigured information.
- the present application is not limited to this.
- the first configuration information comes from a network device or from other terminal devices.
- terminal device A receives first configuration information from network device or terminal device B, and determines resources for sidelink communication according to the first configuration information.
- the present application is not limited to this.
- the first configuration information may include one or more pieces of information (for example, the first configuration information includes the following first indication information, second indication information, etc., but the present application is not limited thereto).
- acquiring the first configuration information by the terminal device may be understood as acquiring all the information in the first configuration information at one time.
- the terminal device can obtain all the information for configuring the resources for sidelink communication from the pre-configured information at one time, or the terminal device can receive one configuration message (such as a radio resource control (RRC) message) , the configuration message includes all the information in the first configuration information.
- RRC radio resource control
- acquiring the first configuration information by the terminal device may be understood as acquiring different pieces of information in the first configuration information respectively by the terminal device.
- the terminal device may first obtain the first indication information in the first configuration information from the preconfigured information, and then obtain the second indication information in the first configuration information. or other indication information, or, multiple pieces of information in the first configuration information are carried in multiple configuration messages, and the terminal device may separately receive the multiple configuration messages multiple times to obtain different information in the first configuration information.
- the present application is not limited to this. It should be understood that, when the terminal device acquires the information in the first configuration information in multiple times, the present application does not limit the sequence in which the terminal device acquires different information in the first configuration information.
- the first configuration information is used to configure the resources of the sidelink, including: the first configuration information is used to configure the resource pool of the sidelink.
- the resource pool may include at least one resource allocation unit.
- the resources used for sidelink communication are used as resource pools as an example for description. It should be understood that the present application is not limited thereto, and the resource pools in the embodiments of the present application may be replaced by sidelink communication Resources.
- the resource pool may also be referred to as a resource set or a time-frequency resource set, which is not limited in this application.
- the resource pool includes K1 resource block sets (Resource Block Set, RB set), wherein one resource block set includes K2 resource blocks, and K1 and K2 are positive integers.
- one resource block set corresponds to one channel in the unlicensed spectrum (or shared spectrum) or the smallest frequency domain granularity for LBT.
- the bandwidth corresponding to a channel on an unlicensed spectrum is 20MHz, that is, the bandwidth corresponding to a resource block set is also 20MHz.
- the starting position in the frequency domain of the resource pool is the same as the starting position in the frequency domain of the first resource block set in the K1 resource block sets, wherein the first resource block set is the The resource block set with the lowest position in the frequency domain among the K1 resource block sets.
- the frequency domain end position of the resource pool is the same as the frequency domain end position of the second resource block set in the K1 resource block sets, wherein the second resource block set is the K1 resource block sets.
- the resource block set with the highest frequency domain position in the resource block set is the same as the frequency domain end position of the second resource block set in the K1 resource block sets, wherein the second resource block set is the K1 resource block sets.
- the frequency domain start position of the resource pool is determined; the frequency domain end position of the resource pool is the same as the frequency domain end position of resource block set 2, or the frequency domain end position of the resource pool is determined according to the frequency domain end position of resource block set 2.
- the middle of two adjacent resource block sets in the K1 resource block sets included in the resource pool includes a guard band (Guard Band, GB).
- the frequency domain starting position and frequency domain size of the guard band are determined according to preconfigured information or network configuration information.
- the terminal acquires pre-configuration information or network configuration information, where the pre-configuration information or network configuration information is used to configure a guard band (Guard Band, GB).
- the frequency domain resources of the guard band are determined according to the following two parameters: and in, is used to determine the starting position of the guard band in the frequency domain,
- the frequency domain resource size used to determine the guard band (for example, it can be expressed as the number of RBs), s represents the index value (such as the index of the guard band in the side carrier or the side BWP), ⁇ is based on the side row subcarrier spacing Size is ok.
- guard bands are used to separate resource block sets, and one resource block set includes K2 RBs.
- the frequency domain resources of a resource block set according to the parameter and OK, where s represents the index value, is used to indicate the frequency domain starting position of the s-th resource block set, It is used to indicate the end position in the frequency domain of the s-th resource block set, and ⁇ is determined according to the size of the subcarrier interval of the side row. For the sth resource block set, the number of RBs included is
- the terminal device may, for example, determine the frequency domain start position and frequency domain end position of the s-th resource block set according to the following formula:
- guard band 1 and guard band 2 are configured in the side row BWP, corresponding to guard band 0, guard band 1 and guard band 2 respectively. These three guard bands are separated by 4 resources.
- the block set according to the frequency domain starting position of the side row BWP (that is, the starting point of the side row BWP shown in the figure) and the frequency domain starting position of each guard band (that is, the starting point of the guard band shown in the figure) and The frequency domain size of the guard band (ie, the length of the guard band shown in the figure) can determine the frequency domain start position and end position of each resource block set.
- the frequency domain starting position of the resource pool corresponds to resource block set 0
- the starting position in the frequency domain of , and the ending position in the frequency domain of the resource pool corresponds to the ending position in the frequency domain of the resource block set 2 .
- the side row BWP includes K4 resource block sets
- the frequency domain starting position of the side row BWP is the same as the frequency domain starting position of the third resource block set in the K4 resource block sets
- the frequency domain end position of the sideline BWP is the same as the frequency domain end position of the fourth resource block set in the K4 resource block sets
- the third resource block set is the frequency domain in the K4 resource block sets
- the fourth resource block set is the resource block set with the highest position in the frequency domain among the K4 resource block sets.
- the configuration information includes fourth indication information, where the fourth indication information is used to indicate a bandwidth part (bandwidth part, BWP) where the resource pool is located.
- BWP bandwidth part
- the terminal device can support one or more BWPs.
- different BWPs correspond to different bandwidths, and/or, different BWPs may also correspond to different basic parameter sets (numerology).
- the basic parameter set may include sub-carrier spacing, and the sub-carrier spacing between different BWPs is different, but the present application is not limited thereto.
- the fourth indication information in the first configuration information can indicate a BWP with a smaller bandwidth (for example, the bandwidth is less than or equal to a preset threshold value).
- BWP but this application is not limited to this), that is, the BWP bandwidth where the resource pool is located is relatively small; for high-capacity terminals, or terminals with high requirements for transmission rates, they can work in broadband, the first configuration information in the first configuration information.
- the four indication information may indicate a BWP with a larger bandwidth (for example, a BWP with a bandwidth greater than or equal to a preset threshold, but the present application is not limited to this).
- the fourth indication information includes identification information of the BWP.
- the first configuration information includes index information of the BWP (ie, an example of identification information), which is used to indicate that the resource pool is a resource in the BWP corresponding to the index information of the BWP.
- index information of the BWP ie, an example of identification information
- the present application is not limited to this.
- BWP1 and BWP2 are configured in the system: BWP1 and BWP2, where BWP1 is a narrowband BWP and BWP2 is a wideband BWP.
- the fourth indication information includes the index information of BWP1, which means that the resource pool is a resource pool in BWP1.
- the present application is not limited to this.
- the terminal device acquires the structure of the resource allocation unit according to the first configuration information.
- the resource allocation unit may include multiple resource units, and the terminal device may acquire the structure adopted by the resource allocation unit in the resource pool according to the first configuration information.
- the resource unit is a PRB
- one PRB includes one time slot in the time domain and multiple subcarriers in the frequency domain.
- the resource allocation unit may include at least one structure, and the at least one structure includes a first structure, and the first structure is that a plurality of resource units included in a resource allocation unit are discontinuous in the frequency domain.
- one resource allocation unit includes multiple PRBs, and at least one resource block is spaced between two adjacent resource blocks in the frequency domain among the multiple resource blocks.
- the resource allocation unit of the first structure may be called a comb-tooth RB (interlace RB, IRB).
- FIG. 12 is a schematic structural diagram of an IRB, and the bandwidth includes 30 PRBs, namely RB0 to RB29, and the first structure performs frequency domain resource allocation in units of IRBs.
- one IRB includes 6 PRBs, and there are 5 PRBs between every two adjacent PRBs.
- the IRB0 includes PRB0 , PRB5 , PRB10 , PRB15 , PRB20 and PRB25 .
- IRB0 and IRB1 are two different resource allocation units respectively.
- one or more IRBs in the resource pool may be scheduled for communication in units of IRBs.
- the present application is not limited to this.
- the various structures of the resource allocation unit may further include a second structure, where the second structure is that a plurality of resource units included in one resource allocation unit are consecutive in the frequency domain.
- the second structure is that one resource allocation unit includes one or more PRBs, and the one or more resource blocks are consecutive in the frequency domain.
- the resource allocation unit of the second structure may be one PRB, and during sidelink communication, one PRB may be used as a unit to schedule one or more PRBs in the resource pool for communication.
- the resource allocation unit of the second structure may be N consecutive PRBs in the frequency domain, where N is a positive integer greater than 1.
- N PRBs can be used as a unit (that is, N PRBs are an RB group (RB group, RBG) or a sub-channel (sub-channel)), and when performing sidelink communication, it can be One or more RBGs in the resource pool are scheduled to communicate.
- N PRBs are an RB group (RB group, RBG) or a sub-channel (sub-channel)
- the first configuration information includes first indication information, where the first indication information is used to indicate that the structure of the resource allocation unit in the resource pool is the first structure or the second structure.
- the first configuration information further includes indication information for indicating the frequency domain interval between two resource units in one resource allocation unit .
- the first configuration information further includes indication information for indicating a frequency domain interval between two adjacent PRBs in one IRB.
- the indication information indicating the frequency domain interval may indicate the number of PRBs spaced between two adjacent PRBs in the IRB, as shown in the IRB structure shown in FIG. 12 , the indication information indicating the frequency domain interval may indicate that the frequency domain interval is 5 PRB.
- the terminal device may determine, according to the indication information indicating the frequency domain interval, that there are 5 PRBs between two adjacent PRBs in the IRB.
- the present application is not limited to this.
- the indication information indicating the frequency domain interval may indicate the number of PRBs spaced between two adjacent PRBs in the IRB, if the frequency domain interval between two adjacent PRBs is greater than 1 (that is, two adjacent resources There is at least one resource block between blocks), which means that the resource allocation unit is instructed to adopt the first structure; if the frequency domain interval between two adjacent PRBs is equal to 1 (that is, the frequency domain is continuous between two adjacent resource blocks) resource block), which means that the resource allocation unit adopts the second structure.
- the terminal device may determine the structure adopted by the resource allocation unit according to the indication information indicating the frequency domain interval.
- the first configuration information may further include fifth indication information, where the fifth indication information is used to indicate the frequency domain resources included in the resource pool.
- the terminal device may determine the frequency domain resources included in the resource pool according to the fifth indication information.
- the fifth indication information is used to indicate at least one of the following:
- the starting position in the frequency domain of the resource of the sidelink communication, the length of the frequency domain resource of the resource of the sidelink communication, the identification information of the resource allocation unit included in the resource of the sidelink communication, or the side The frequency domain end position of the resource for uplink communication.
- the resource allocation unit is an IRB (that is, the structure of the resource allocation unit is the first structure) as an example for description.
- the structure of the resource allocation unit is the second structure, a similar implementation manner can be adopted, and for brevity, it is not repeated here. Repeat.
- the manner in which the fifth indication information indicates the frequency domain resources included in the resource pool includes but is not limited to the following manners:
- the fifth indication information is used to indicate the frequency domain starting position and frequency domain resource length of the resource pool.
- the fifth indication information includes identification information of the starting PRB and the number of PRBs included in the resource pool.
- the system frequency domain resource includes 20 PRBs, namely PRB0 to PRB19 , including IRB0 to IRB4 , 5 IRBs in total, and each IRB includes 4 RBs.
- the numbers in each box in the figure represent the IRB to which the resource belongs.
- IRB0 includes PRB0, PRB5, PRB10, and PRB15.
- the fifth indication information may indicate a starting RB index of 0, and the length of the frequency domain resource is 10 PRBs.
- the terminal device may determine, according to the fifth indication information, that the range of frequency domain resources included in the resource pool is PRB0 to PRB9.
- the resource pool includes the first two PRBs of each of IRB0 to IRB4.
- the resource pool includes PRB0 and PRB5 in IRB0, PRB1 and PRB6 in IRB1, PRB2 and PRB7 in IRB2, PRB3 and PRB8 in IRB3, and PRB4 and PRB9 in IRB4, but the present application is not limited thereto.
- the fifth indication information is used to indicate the resource allocation unit included in the resource pool.
- the fifth indication information includes identification information of the resource allocation unit included in the resource pool.
- the fifth indication information includes identification information of the initial resource allocation unit included in the resource pool and the number of consecutive resource allocation units.
- the system frequency domain resources include 20 PRBs, namely PRB0 to PRB19, including IRB0 to IRB4, a total of 5 IRBs, each IRB includes 4 PRBs, and the resource pool includes IRB0, IRB1 and IRB2.
- the fifth indication information may indicate index 0 of IRB0, index 1 of IRB1 and index 2 of IRB2, or the fifth indication information may indicate index 0 of the starting IRB0 included in the resource pool and the number of consecutive IRBs included 3.
- the terminal device may determine that the resource pool includes IRB0, IRB1 and IRB2 according to the fifth indication information.
- the present application is not limited to this.
- the fifth indication information is used to indicate the starting position in the frequency domain of the resource pool, the identification information of the resource allocation unit included in the resource pool, and the ending position in the frequency domain of the resource pool.
- the fifth indication information includes identification information of a starting PRB in the resource pool, identification information of a resource allocation unit included in the resource pool, and identification information of an ending PRB in the resource pool.
- the system frequency domain resources include 20 PRBs, namely PRB0 to PRB19, including IRB0 to IRB4, a total of 5 IRBs, each IRB includes 4 PRBs, and the resource pool includes IRB0, IRB1 and IRB2 in PRB3 to PRB16 between PRBs.
- the fifth indication information may indicate the index 3 of the starting PRB3, the index 16 of the ending PRB16, and the indexes 0, 1, and 2 of the IRB.
- the terminal device may determine, according to the fifth indication information, that the resource pool includes PRBs located between PRB3 to PRB16 and belonging to IRB0, IRB1 and IRB2. That is, as shown in FIG. 15 , the resource pool includes PRB5, PRB10, and PRB15 in IRB0, PRB6, PRB11, and PRB16 in IRB1, and PRB7 and PRB12 in IRB2.
- the present application is not limited to this.
- the fifth indication information includes identification information of the starting PRB in the resource pool, the number of RBs included in the frequency domain resource, and the identification information of the resource allocation unit.
- the system frequency domain resources include 20 PRBs, namely PRB0 to PRB19, including IRB0 to IRB4, a total of 5 IRBs, each IRB includes 4 PRBs, and the resource pool includes PRB3 as the starting PRB for 10 consecutive PRBs.
- the fifth indication information includes the index 3 of PRB3, the number of consecutive PRBs 10, and the IRB indices 0, 1, and 2.
- the terminal device may determine, according to the fifth indication information, that the resource pool includes PRBs belonging to IRB0, IRB1 and IRB2 among the 10 consecutive PRBs starting with RB3. That is, as shown in the figure, the resource pool includes PRB5 and PRB10 in IRB0, PRB6 and PRB11 in IRB1, and PRB7 and PRB12 in IRB2.
- the present application is not limited to this.
- the first configuration information in this embodiment may include eleventh indication information, where the eleventh indication information is used to indicate the frequency domain resource allocation granularity of the PSSCH, and the frequency domain resource allocation granularity includes one or more resource allocation unit.
- the frequency domain resource occupied by the PSCCH is less than or equal to the frequency domain resource allocation granularity of the PSSCH channel, where the PSCCH is used to schedule the PSSCH.
- the PSSCH resource allocation granularity is sub-channel, that is, the above-mentioned second structure, PSCCH occupies 2 or 3 OFDM in the time domain, and can occupy ⁇ 10, 12 15, 20, 25 in the frequency domain ⁇ PRBs. It can be seen that the total number of resources included in the PSCCH resources is the minimum of 2(OFDM symbols)*10(PRB)*12(subcarriers) and the maximum is 3(OFDM symbols)*25(PRB)*12(subcarriers) ).
- the number of PRBs included in one IRB resource is not less than 10, but in general, the number of PRBs included in one IRB resource is 10 or 11; if one IRB is still used as the minimum allocation granularity of PSSCH, the maximum number of resources occupied by PSCCH is 3(OFDM symbols)*11(PRB)*12(subcarriers), which is much smaller than the maximum resource of PSCCH in NR SL In turn, the code rate of the PSCCH will increase and the PSCCH detection performance will be reduced.
- the first configuration information includes eleventh indication information, which is used to indicate the frequency domain resource granularity of the PSSCH.
- the eleventh indication information indicates that the frequency domain resources of one PSSCH are at least Q IRBs; or, the eleventh indication information indicates that the frequency domain resource granularity of the PSSCH is Q IRBs; wherein Q is greater than or equal to 1 the integer.
- the frequency domain resources of the PSCCH used to schedule the PSSCH are less than or equal to the frequency domain resource granularity of the PSSCH.
- the terminal device allocates one or more resource allocation units for sidelink communication.
- the terminal equipment transmits PSCCH and PSSCH by using the allocated one or more resource allocation units, wherein the PSCCH is used for scheduling the PSSCH.
- the transmission of the PSCCH and the PSSCH in the allocated one or more resource allocation units uses at least one of the following multiplexing modes: time division multiplexing TDM mode, frequency division multiplexing FDM mode or time division-frequency Division multiplexing TDM+FDM mode, among which,
- the resource for transmitting the PSCCH and the resource for transmitting the PSSCH overlap in the frequency domain, but do not overlap in the time domain;
- the resource for transmitting the PSCCH and the resource for transmitting the PSSCH do not overlap in the frequency domain, but overlap in the time domain;
- the resource for transmitting the PSCCH and the resource for transmitting the PSSCH partially overlap in the frequency domain and partially overlap in the time domain.
- the TDM mode, the FDM mode or the TDM+FDM mode between the PSSCH and the PSCCH are respectively introduced below.
- the transmission of the PSCCH and the PSSCH uses the TDM manner.
- One resource allocation unit in the allocated one or more resource allocation units includes n second time units in at least one first time unit in the time domain, and the n second time units are used for the PSCCH and PSSCH transmission.
- the transmission of the PSCCH and the PSSCH uses the TDM method, including:
- the transmission of the PSCCH uses N second time units among the n second time units, and the transmission of the PSSCH uses second time units other than the N second time units among the n second time units, Among them, N and n are positive integers, and 1 ⁇ N ⁇ n.
- the first time unit is a time slot
- the second time unit is a symbol (or a time domain symbol, an OFDM symbol).
- the positions of the N second time units in the n second time units may be specified by a protocol, preconfigured by the system, or configured by the first configuration information.
- the resource allocation unit is an IRB
- the transmission uses symbols other than OFDM symbol 1 in IRB0 and IRB1.
- OFDM symbols 13 in this slot are GP symbols. However, the present application is not limited to this.
- the resource used for PSCCH transmission is described by using the second OFDM symbol in IRB0 and IRB1 that are scheduled as an example, but the present application is not limited to this, and the resource used for PSCCH transmission can also be The second OFDM symbol, or the third OFDM symbol, or the second and third OFDM symbols, or the first and second OFDM symbols, or the first OFDM symbol in the allocated one or more resource allocation units Symbol to the third OFDM symbol (ie, the first, second and third OFDM symbols), or other one or more OFDM symbols, which is not limited in this application.
- the transmission of the PSCCH and the PSSCH uses the FDM manner.
- One resource allocation unit in the allocated one or more resource allocation units includes m frequency units in the frequency domain;
- the transmission of the PSCCH and the PSSCH uses the FDM method, including:
- the allocated one or more of the resource allocation units includes a first resource allocation unit, the transmission of the PSCCH uses M frequency units in the first resource allocation unit, and the transmission of the PSSCH uses the allocated one or more of the For frequency units other than the M frequency units in the resource allocation unit, M and m are positive integers, and 1 ⁇ M ⁇ m.
- the frequency unit is the frequency domain range of one PRB, that is, the frequency unit is multiple subcarriers included in one PRB.
- the resource allocation unit is an IRB
- the terminal equipment allocates two resource allocation units, IRB0 and IRB1, for the resources of the side link.
- Transmissions use frequency units in the IRB0 and IRB1 other than those used by the PDCCH.
- the present application is not limited to this.
- the transmission of the PSCCH and the PSSCH uses the TDM+FDM manner.
- One resource allocation unit in the allocated one or more resource allocation units includes n second time units in at least one first time unit in the time domain, and m frequency units in the frequency domain; wherein, the n second time units are used for the transmission of the PSCCH and the PSSCH;
- the transmission of the PSCCH and the PSSCH uses a TDM+FDM manner, including: the allocated one or more resource allocation units include a first resource allocation unit, and the resources used for the PSCCH transmission include the nth resource in the time domain
- the N second time units in the two time units include M frequency units in the first resource allocation unit in the frequency domain;
- the transmission of the PSSCH uses the allocated one or more resource allocation units to divide the PSCCH Resources other than those used for transmission, where M and m are positive integers, and 1 ⁇ N ⁇ n, 1 ⁇ M ⁇ m.
- the resource allocation unit is an IRB.
- the present application is not limited to this.
- the first symbol in a time slot is an AGC symbol
- the last symbol is a GP symbol
- PSCCH1 is used to schedule PSSCH1
- PSCCH2 is used to schedule PSSCH2
- the resources used for transmission of PSCCH1 include in the time domain.
- the configuration information may include second indication information, where the second indication information is used to indicate a multiplexing manner used for transmission of the PSCCH and the PSSCH.
- the second indication information may indicate the identification information of the TDM mode, the FDM mode or the TDM+FDM mode
- the terminal device determines the multiplexing used by the PSCCH and PSSCH allocated by the terminal device according to the identification information of the multiplexing mode indicated by the second indication information
- the mode is the multiplexing mode corresponding to the identification information.
- the present application is not limited to this.
- the terminal device may determine the multiplexing mode used for PSCCH and PSSCH according to the number of second time units used for PSCCH transmission and/or according to the number of frequency units used for PSCCH transmission.
- the first configuration information includes third indication information, and the third indication information is used to indicate the number of second time units included in the resources used for transmission of the PSCCH, and/or, used to indicate the PSCCH The number of frequency units contained in the resource used for transmission.
- the terminal device may determine the multiplexing manner used by the PSCCH and the PSSCH according to the number of the second time units used for the transmission of the PSCCH. For example, when the first configuration information indicates that N OFDM symbols are used for transmission of PSCCH (where N is a positive integer, and is less than the number of time-domain symbols available for sideline transmission in a time slot), it indicates that the transmission of PSCCH and PSSCH Use TDM mode or TDM+FDM mode; when the number of OFDM symbols used for PSCCH transmission is equal to the number of OFDM symbols available for sideline transmission in the time slot, it means that PSCCH and PSSCH transmission use FDM mode.
- the present application is not limited to this.
- the second time unit is an OFDM symbol
- the first configuration information includes indication information 1 (ie, an example of the third indication information), where the indication information 1 is used to indicate the number of OFDM symbols used for PSCCH transmission.
- the terminal device may determine the multiplexing mode of the PSCCH and the PSSCH according to the indication information 1, but the present application is not limited to this.
- the terminal device may determine the multiplexing mode used for the transmission of the PSCCH and the PSSCH according to the number of PRBs, IRBs or sub-channels (sub-channels) used for the transmission of the PSCCH. For example, when the number of PRBs used for PSCCH transmission is equal to the number of PRBs included in the IRB, or equal to the number of PRBs included in the sub-channel, it means that the transmission of PSCCH and PSSCH uses TDM or TDM+FDM.
- the first configuration information further includes indication information 2 (that is, another example of the third indication information), where the indication information 2 is used to indicate the number of RBs, the number of IRBs, or the subchannels occupied by the PSCCH in the resource pool. number of.
- the terminal device may determine the multiplexing mode of the PSCCH and the PSSCH according to the indication information 2, but the present application is not limited to this.
- the terminal device may acquire second configuration information, where the second configuration information is used to configure transmission parameters of the PSFCH (the second configuration information may be referred to as the configuration information of the PSFCH).
- the terminal device may determine the transmission parameters of the PSFCH in the resources of the sidelink communication according to the configuration information of the PSFCH. For example, the transmission parameters of the PSFCH in the resource pool used for sidelink communication.
- the second configuration information may be pre-configured, from a network device or from other terminal devices.
- the second configuration information may be included in the foregoing first configuration information, and the terminal device obtains the second configuration information included in the first configuration information after acquiring the first configuration information.
- the terminal device may acquire the second configuration information independently.
- the second configuration information may include one or more kinds of information (for example, PSFCH format indication information, sixth indication information, seventh indication information, etc. hereinafter, but the application is not limited to this), and the terminal device can obtain the second information at one time.
- the terminal device can obtain the second information at one time.
- multiple pieces of information in the second configuration information may be obtained separately for multiple times.
- the PSFCH may include multiple formats, wherein at least one of the following is different between two PSFCH formats in the multiple PSFCHs:
- the number of frequency units included in the resource for transmitting the PSFCH the number of second time units included in the resource for transmitting the PSFCH, or the maximum number of bits carried by the PSFCH.
- PSFCH may include but not limited to the following three formats:
- the PSFCH In format 0, the PSFCH carries 1-bit HARQ-ACK information, occupies 2 time-domain symbols in the time domain, and occupies 1 PRB frequency unit in the frequency domain.
- format 1 of the PSFCH may be as shown in FIG. 21 .
- the present application is not limited to this.
- the PSFCH occupies 2 OFDM symbols in the time domain and A2 PRB frequency units in the frequency domain, and can carry up to M2 bits of sideline feedback information, where A2 is an integer greater than 1.
- the format 2 of the PSFCH is shown in Figure 22.
- the resources used to transmit the PSFCH occupy two OFDM symbols in the time domain, and the resource element (RE) used to transmit the PSFCH and the REs used to transmit the DMRS are located in this 2 frequency division multiplexing on the two symbols, the REs used to transmit the PSFCH and the REs used to transmit the DMRS are different REs in the A2 PRBs in the two OFDM symbols, but the present application is not limited thereto.
- RE resource element
- the configuration information of the PSFCH further includes PSFCH format indication information, where the PSFCH format indication information is used to indicate at least one PSFCH format supported by the resource pool.
- the PSFCH format indication information indicates at least one of the above formats 0, 1, and 2.
- the present application is not limited to this.
- the configuration information of the PSFCH further includes sixth indication information and/or seventh indication information, wherein the sixth indication information is used to indicate the time domain period size of the PSFCH in the resource pool, and the seventh indication information is used for Indicates the time offset of the first first time unit used to transmit the PSFCH relative to the first time domain position.
- the first first time unit used to transmit the PSFCH represents the time used for transmitting the PSFCH within a period of a system frame number (system frame number, SFN) or a period of a direct frame number (direct frame number, DFN). The first first time unit.
- the first time domain location may be one of the following locations:
- the terminal device may determine, according to the sixth indication information and/or the seventh indication information, the first time unit that includes the PSFCH in the resource pool.
- the sixth indication information specifically indicates the number p of the first time units included in one time domain period of the PSFCH. According to the sixth indication information, the terminal device may determine that the transmission resources of the PSFCH are included in a first time unit of every p first time units.
- the first time unit is a time slot
- the configuration information of the PSFCH further includes sixth indication information and seventh indication information
- the terminal device can determine a time slot that can transmit the PSFCH according to the time offset indicated by the seventh indication information
- the terminal device can determine each time slot in the resource pool that can transmit the PSFCH according to the period size indicated by the sixth indication information.
- the present application is not limited to this.
- the configuration information of the PSFCH may further include eighth indication information, where the eighth indication information is used to transmit the number of second time units included in the resources of the PSFCH.
- the terminal device may determine, according to the eighth indication information, the number of second time units included in the resource for transmitting the PSFCH in one time slot.
- the terminal device may determine the format of the PSFCH according to the number of second time units occupied by the PSFCH.
- the terminal device may determine the PSFCH format supported by the resource pool according to the number of second time units included in the resource used for PSFCH transmission. If the PSFCH second time unit indication information indicates that the resource used for transmitting the PSFCH includes two second time units, it means that the resource pool supports PSFCH format 0. Or, if the indication information of the second time unit of the PSFCH indicates that the resource used for transmitting the PSFCH includes more than 2 second time units, it means that the resource pool supports PSFCH format 1.
- the present application is not limited to this.
- the configuration information of the PSFCH may further include PSFCH frequency domain resource indication information, where the PSFCH frequency domain resource indication information is used to indicate a frequency domain resource for transmitting the PSFCH.
- the PSFCH frequency domain resource indication information may be a bitmap (bitmap), the bitmap includes a plurality of bits, the plurality of bits correspond to a plurality of resource allocation units in the resource pool, the bitmap One bit in the figure is used to indicate whether the corresponding resource allocation unit includes frequency domain resources for transmitting PSFCH.
- the resource allocation unit may be an IRB.
- the frequency domain resources of the system include frequency units of 5 IRBs
- the bitmap of the PSFCH frequency domain resource indication information includes 5 bits, each bit corresponding to one IRB.
- a value of 1 for a bit indicates that the IRB corresponding to the bit can be used to transmit the PSFCH
- a value of 0 indicates that the IRB corresponding to the bit cannot be used to transmit the PSFCH.
- the 5 bits of the bitmap are 11000, which means that the IRB0 and IRB1 resources can be used to transmit the PSFCH.
- the present application is not limited to this.
- the PSFCH frequency domain resource indication information (ie, the ninth indication information) may be used to indicate the PSFCH resource set.
- the ninth indication information includes identification information of a starting PRB of the PSFCH resource set and frequency domain resource length information of the PSFCH resource set.
- the PSFCH resource set and the PSSCH/PSCCH resource set can be frequency-division complex. use.
- the terminal device may determine the resource set of the PSFCH according to the ninth indication information, but the present application is not limited thereto.
- the ninth indication information may indicate the length of the frequency domain resources of the PSFCH resource set by indicating the number of PRBs included in the frequency domain resources of the PSFCH resource set.
- the ninth indication information may indicate the length of the frequency domain resources of the PSFCH resource set by indicating that the frequency domain resources of the PSFCH resource set include the number of PSFCHs that do not overlap in the frequency domain.
- the resources used for PSFCH transmission in the resource pool include A1 PRBs
- the ninth indication information may indicate that the frequency domain resources of the PSFCH resource set include the number of PSFCHs with non-overlapping frequency domains being q, then the PSFCH resource set The length is q*A1 RBs.
- the present application is not limited to this.
- the terminal device may acquire tenth indication information, where the tenth indication information is used to indicate the number X of transmission opportunities of the PSFCH corresponding to the same PSSCH in the resource pool, where X is a positive integer.
- the number X of the PSFCH transmission opportunities represents X PSFCH transmission opportunities for the same PSSCH.
- the X PSFCH transmission opportunities represent X PSFCH transmission opportunities in the time domain.
- the terminal device may determine, according to the tenth indication information, transmission opportunities of X PSFCHs corresponding to one PSSCH transmission resource. That is to say, the feedback information of the terminal device on the PSSCH may be carried in at least one transmission opportunity among the X PSFCH transmission opportunities.
- the terminal device When the sidelink communication works in the unlicensed frequency band, the terminal device needs to perform the listen before talk (LBT) operation before the sideline transmission. Only when the LBT is successful can the transmission be performed, otherwise the sideline transmission cannot be performed. If there is only one time slot for the PSSCH corresponding to the PSFCH, if the receiving end fails the LBT before the PSFCH, the feedback information corresponding to the PSSCH cannot be sent, which will result in that even if the receiving end receives the PSSCH correctly, the transmitting end will also retransmit the PSSCH, resulting in waste of resources.
- LBT listen before talk
- the embodiment of the present application proposes to indicate the transmission opportunities of multiple PSFCHs through the tenth indication information, so that when the terminal device acts as the receiving end, even if the LBT fails before one PSFCH, it still has the opportunity to transmit the PSFCH.
- the period of the PSFCH can be 4 time slots
- the minimum time interval between the PSFCH and the PSSCH is 2 time slots
- the tenth indication information indicates that the number of transmission opportunities of the PSFCH is 2, which are transmission opportunities 1 respectively. and transmission opportunity 2.
- Multiple PSFCH periods may be spaced apart.
- the first transmission opportunity of the PSFCH corresponding to the PSSCH carried in time slots 2, 3, 4, and 5 is the transmission opportunity 1 of the PSFCH in time slot 7, and the second transmission opportunity is the transmission opportunity of the PSFCH in time slot 11.
- transmission opportunity 2 of the PSFCH is the transmission opportunity 2 of the PSFCH.
- the terminal device If the terminal device successfully performs LBT before transmission opportunity 1 of time slot 7, it transmits the PSFCH in time slot 7, and the PSFCH carries the feedback information of PSSCH in time slot 2. If the terminal device fails to perform LBT before transmission opportunity 1 of time slot 7, the terminal device cannot transmit the PSFCH in time slot 7, and the terminal device can perform LBT before transmission opportunity 2 of time slot 11. If the terminal device transmits in time slot 11 If the LBT is successful before opportunity 2, the terminal can transmit the PSFCH in time slot 11, where the PSFCH carries the feedback information of the PSSCH in time slot 2.
- the present application is not limited to this.
- the tenth indication information is included in the foregoing first configuration information, and the first configuration information may include configuration information of X PSFCHs corresponding to the X transmission opportunities.
- the configuration information of each PSFCH in the configuration information of the X PSFCHs may include at least one of the following items:
- time domains do not overlap between at least two of the X transmission opportunities, and/or at least two transmission opportunities of the PSFCH corresponding to the same PSSCH do not overlap in time domains.
- each PSSCH corresponds to 2 PSFCH transmission opportunities.
- the first transmission opportunity of the PSFCH corresponding to the PSSCH carried in time slots 2, 3, 4, and 5 is the transmission opportunity 1 of the PSFCH in time slot 7, and the second transmission opportunity is the transmission opportunity 2 of the PSFCH in time slot 11 .
- the system configures each PSSCH corresponding to 2 transmission opportunities of the PSFCH, that is, transmission opportunity 1 of the PSFCH and transmission opportunity 2 of the PSFCH.
- the minimum time slot interval between the PSSCH and the PSFCH corresponding to the PSSCH can be configured to be 2 time slots, then for a PSSCH, the time slot where the corresponding first PSFCH transmission opportunity is located is after the time slot where the PSSCH is located, The first time slot including the PSFCH transmission resource that satisfies the minimum time slot interval (that is, at least 2 time slots away from the time slot where the PSSCH is located), and the time slot where the second PSFCH transmission opportunity corresponding to the PSSCH is located is After the time slot where the PSSCH is located, the second time slot including the PSFCH transmission resource meets the minimum time slot interval (that is, at least 2 time slots away from the time slot where the PSSCH is located).
- the minimum time slot interval between the PSSCH and the PSFCH corresponding to the PSSCH is 2 time slots, then the first transmission opportunity of the PSFCH corresponding to the PSSCH carried by the time slot 0 is located after the time slot 0 and is the same as the time slot 0.
- the first time slot including the PSFCH transmission resource after time slot 0 is at least 2 time slots apart, namely time slot 3, the second transmission opportunity is located after time slot 0 and at least 2 time slots away from time slot 0.
- the second one includes the time slot of the PSFCH transmission resource, that is, the time slot 5; and the terminal device can also determine according to the above method that the first transmission opportunity of the PSFCH corresponding to the PSSCH carried by the time slot 1 is located in the time slot 3, and the second time The transmission opportunity is located in time slot 5; the first transmission opportunity of the PSFCH corresponding to the PSSCH carried by the time slot 2 is located in the time slot 5, and the second transmission opportunity is located in the time slot 7; the first transmission opportunity of the PSFCH corresponding to the PSSCH carried by the time slot 3
- the transmission opportunity is in time slot 5, and the second transmission opportunity is in time slot 7.
- the present application is not limited to this.
- the terminal device can determine the resource pool for sidelink communication according to the first configuration information.
- the first configuration information indicates that both the resource pool for sidelink communication on the licensed spectrum is configured and the configuration satisfying
- the resource pool for sidelink communication on the unlicensed spectrum required by regulations on the unlicensed spectrum provides a solution for the sidelink to use the unlicensed spectrum for homogeneity, which can improve the flexibility of resource allocation.
- FIG. 26 is a schematic block diagram of a communication apparatus provided by an embodiment of the present application.
- the communication apparatus 2500 may include a processing unit 2510 and a transceiver unit 2520 .
- the communication apparatus 2500 may correspond to the terminal device in the above method embodiment, that is, the UE, or a chip configured (or used in) the terminal device.
- the communication apparatus 2500 may correspond to the terminal device in the method 900 in this embodiment of the present application, and the communication apparatus 2500 may include a unit for executing the method performed by the terminal device in the method 900 in FIG. 9 .
- each unit in the communication device 2500 and the above-mentioned other operations and/or functions are respectively to implement the corresponding flow of the method 900 in FIG. 9 .
- the communication apparatus 2500 may further include an acquisition unit, and the acquisition unit may be configured to acquire the first preconfigured terminal device. configuration information.
- the first configuration information may be received by the transceiver unit 2510 from a network device.
- the transceiver unit 2520 in the communication apparatus 2500 may be an input/output interface or circuit of the chip, and the processing in the communication apparatus 2500 Unit 2510 may be a processor in a chip.
- processing unit 2510 of the communication apparatus 2500 may be used to process instructions or data to implement corresponding operations.
- the communication device 2500 may further include a storage unit 2530, which may be used to store instructions or data, and the processing unit 2510 may execute the instructions or data stored in the storage unit 2530 to enable the communication device to implement corresponding Operation
- the transceiver unit 2520 in the communication device 2500 in the communication device 2500 may correspond to the transceiver 2610 in the terminal device 2600 shown in FIG. 27
- the storage unit 2530 may correspond to the terminal device shown in FIG. 27 . 2600 memory.
- the transceiver unit 2520 in the communication apparatus 2500 may be implemented through a communication interface (such as a transceiver or an input/output interface), for example, it may correspond to the terminal shown in FIG. 27 .
- the transceiver 2610 in the device 2600, the processing unit 2510 in the communication device 2500 may be implemented by at least one processor, for example, may correspond to the processor 2620 in the terminal device 2600 shown in FIG.
- the processing unit 2510 may be implemented by at least one logic circuit.
- the communication apparatus 2500 may correspond to the network device in the above method embodiments, for example, or a chip configured (or used in) the network device.
- the communication apparatus 2500 may correspond to the network device in the method 900 according to the embodiment of the present application, and the communication apparatus 2500 may include a unit for executing the method performed by the network device in the method 900 in FIG. 9 .
- each unit in the communication device 2500 and the above-mentioned other operations and/or functions are respectively to implement the corresponding flow of the method 900 in FIG. 9 .
- the transceiver unit 2520 in the communication device 2500 is an input/output interface or circuit in the chip, and the processing in the communication device 2500 Unit 2510 may be a processor in a chip.
- processing unit 2510 of the communication apparatus 2500 may be used to process instructions or data to implement corresponding operations.
- the communication apparatus 2500 may further include a storage unit 2530, which may be used to store instructions or data, and the processing unit may execute the instructions or data stored in the storage unit 2530 to enable the communication apparatus to implement corresponding operations.
- the storage unit 2530 in the communication apparatus 2500 may correspond to the memory in the network device 2700 shown in FIG. 28 .
- the transceiver unit 2520 in the communication apparatus 2500 may be implemented through a communication interface (such as a transceiver or an input/output interface), for example, may correspond to the network shown in FIG. 28
- the transceiver 2710 in the device 2700, the processing unit 2510 in the communication device 2500 may be implemented by at least one processor, for example, may correspond to the processor 2720 in the network device 2700 shown in FIG.
- the processing unit 2510 may be implemented by at least one logic circuit.
- FIG. 27 is a schematic structural diagram of a terminal device 2600 provided by an embodiment of the present application.
- the terminal device 2600 can be applied to the system shown in FIG. 1 to perform the functions of the terminal device in the foregoing method embodiments.
- the terminal device 2600 includes a processor 2620 and a transceiver 2610.
- the terminal device 2600 further includes a memory.
- the processor 2620, the transceiver 2610 and the memory can communicate with each other through an internal connection path to transmit control and/or data signals, the memory is used to store computer programs, and the processor 2620 is used to execute the computer in the memory. program to control the transceiver 2610 to send and receive signals.
- the above-mentioned processor 2620 may be combined with the memory to form a processing device, and the processor 2620 is configured to execute the program codes stored in the memory to realize the above-mentioned functions.
- the memory can also be integrated in the processor 2620, or be independent of the processor 2620.
- the processor 2620 may correspond to the processing unit in FIG. 26 .
- the transceiver 2610 described above may correspond to the transceiver unit 2520 in FIG. 26 .
- the transceiver 2610 may include a receiver (or receiver, receiving circuit) and a transmitter (or transmitter, transmitting circuit). Among them, the receiver is used for receiving signals, and the transmitter is used for transmitting signals.
- the terminal device 2600 shown in FIG. 27 can implement each process involving the first terminal device or the second terminal device in the embodiment of the method 900 in FIG. 9 .
- the operations and/or functions of each module in the terminal device 2600 are respectively to implement the corresponding processes in the foregoing method embodiments.
- the above-mentioned processor 2620 may be used to perform the actions described in the foregoing method embodiments that are implemented inside the terminal device, and the transceiver 2610 may be used to perform the operations described in the foregoing method embodiments that the terminal device sends to or receives from the network device. action.
- the transceiver 2610 may be used to perform the operations described in the foregoing method embodiments that the terminal device sends to or receives from the network device. action.
- the above-mentioned terminal device 2600 may further include a power supply for providing power to various devices or circuits in the terminal device.
- the terminal device 2600 may also include one or more of an input unit, a display unit, an audio circuit, a camera, a sensor, etc., and the audio circuit may also include a speaker, a microphone, etc. Wait.
- FIG. 28 is a schematic structural diagram of a network device provided by an embodiment of the present application.
- the network device 2700 can be applied to the system shown in FIG. 1 to perform the functions of the network device in the foregoing method embodiments.
- the terminal device 2700 includes a processor 2720 and a transceiver 2710.
- the network device 2700 further includes a memory.
- the processor 2720, the transceiver 2710 and the memory can communicate with each other through an internal connection path to transmit control and/or data signals, the memory is used to store computer programs, and the processor 2720 is used to execute the computer in the memory. program to control the transceiver 2710 to send and receive signals.
- the network device 2700 shown in FIG. 28 can implement various processes involving the network device in the method 900 in FIG. 9 .
- the operations and/or functions of each module in the network device 2700 are respectively to implement the corresponding processes in the foregoing method embodiments.
- the network device 2700 shown in FIG. 28 is only a possible architecture of the network device, and should not constitute any limitation to the present application.
- the methods provided in this application may be applicable to network devices of other architectures.
- network equipment including CU, DU, and AAU, etc. This application does not limit the specific architecture of the network device.
- An embodiment of the present application further provides a processing apparatus, including a processor and an interface, where the processor is configured to execute the method in any of the foregoing method embodiments.
- the above-mentioned processing device may be one or more chips.
- the processing device may be a field programmable gate array (FPGA), an application specific integrated circuit (ASIC), a system on chip (SoC), or a It is a central processing unit (CPU), a network processor (NP), a digital signal processing circuit (DSP), or a microcontroller (microcontroller unit). , MCU), it can also be a programmable logic device (PLD) or other integrated chips.
- FPGA field programmable gate array
- ASIC application specific integrated circuit
- SoC system on chip
- MCU microcontroller unit
- MCU programmable logic device
- PLD programmable logic device
- each step of the above-mentioned method can be completed by a hardware integrated logic circuit in a processor or an instruction in the form of software.
- the steps of the method disclosed in conjunction with the embodiments of the present application may be directly embodied as executed by a hardware processor, or executed by a combination of hardware and software modules in the processor.
- the software modules may be located in random access memory, flash memory, read-only memory, programmable read-only memory or electrically erasable programmable memory, registers and other storage media mature in the art.
- the storage medium is located in the memory, and the processor reads the information in the memory, and completes the steps of the above method in combination with its hardware. To avoid repetition, detailed description is omitted here.
- the processor in this embodiment of the present application may be an integrated circuit chip, which has a signal processing capability.
- each step of the above method embodiments may be completed by a hardware integrated logic circuit in a processor or an instruction in the form of software.
- the aforementioned processors may be general purpose processors, digital signal processors (DSPs), application specific integrated circuits (ASICs), field programmable gate arrays (FPGAs) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components .
- DSPs digital signal processors
- ASICs application specific integrated circuits
- FPGAs field programmable gate arrays
- the methods, steps, and logic block diagrams disclosed in the embodiments of this application can be implemented or executed.
- a general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
- the steps of the method disclosed in conjunction with the embodiments of the present application may be directly embodied as executed by a hardware decoding processor, or executed by a combination of hardware and software modules in the decoding processor.
- the software modules may be located in random access memory, flash memory, read-only memory, programmable read-only memory or electrically erasable programmable memory, registers and other storage media mature in the art.
- the storage medium is located in the memory, and the processor reads the information in the memory, and completes the steps of the above method in combination with its hardware.
- the present application also provides a computer program product, the computer program product includes: computer program code, when the computer program code is executed by one or more processors, makes the device including the processor The method in the above embodiment is performed.
- the present application further provides a computer-readable storage medium, where the computer-readable storage medium stores program codes, and when the program codes are executed by one or more processors, the processing includes the processing
- the device of the controller executes the method in the above-mentioned embodiment.
- the present application further provides a system, which includes the aforementioned one or more network devices.
- the system may further include one or more of the aforementioned terminal devices.
- the disclosed apparatus and method may be implemented in other manners.
- the device embodiments described above are only illustrative.
- the division of the modules is only a logical function division. In actual implementation, there may be other division methods.
- multiple modules may be combined or integrated into Another system, or some features can be ignored, or not implemented.
- the mutual coupling or direct coupling or communication connection shown or discussed may be through some interfaces, and the indirect coupling or communication connection of modules may be in electrical, mechanical or other forms.
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Abstract
Description
Claims (146)
- 一种资源分配方法,其特征在于,应用于终端设备,所述方法包括:获取第一配置信息,所述第一配置信息用于配置侧行链路通信的资源;根据所述第一配置信息,获取资源分配单元的结构;为所述终端设备的侧行链路通信分配一个或多个所述资源分配单元。
- 根据权利要求1所述的方法,其特征在于,所述第一配置信息用于配置侧行链路通信的资源,包括:所述第一配置信息用于配置侧行链路通信的资源池,其中,所述资源池包括至少一个所述资源分配单元。
- 根据权利要求1或2所述的方法,其特征在于,所述资源分配单元包括多个资源单元,所述第一配置信息包括第一指示信息,所述第一指示信息用于指示所述资源分配单元的结构为第一结构或第二结构,其中,所述第一结构为所述资源分配单元包括的所述多个资源单元在频域上不连续,所述第二结构为所述资源分配单元包括的所述多个资源单元在频域上连续。
- 根据权利要求2或3所述的方法,其特征在于,所述第一配置信息中包括第十一指示信息,所述第十一指示信息用于指示物理侧行共享信道PSSCH的频域资源分配粒度,所述频域资源分配粒度包括一个或多个所述资源分配单元。
- 根据权利要求4所述的方法,其特征在于,物理侧行控制信道PSCCH占据的频域资源小于等于所述PSSCH信道的频域资源分配粒度,其中,所述PSCCH用于调度所述PSSCH。
- 根据权利要求3所述的方法,其特征在于,所述方法还包括:利用所述分配的一个或多个所述资源分配单元传输PSCCH与PSSCH,其中,所述PSCCH用于调度所述PSSCH。
- 根据权利要求6所述的方法,其特征在于,所述资源分配单元为所述第一结构,所述分配的一个或多个所述资源分配单元中所述PSCCH与所述PSSCH的传输使用如下复用方式中的至少一种:时分复用TDM方式、频分复用FDM方式或时分-频分复用TDM+FDM方式,其中,使用所述TDM方式时,用于传输所述PSCCH的资源和用于传输PSSCH的资源在频域上重叠,在时域上不重叠;使用所述FDM方式时,用于传输所述PSCCH的资源和用于传输所述PSSCH的资源在频域上不重叠,在时域上重叠;使用所述TDM+FDM方式时,用于传输所述PSCCH的资源和用于传输所述PSSCH的资源在频域上部分重叠,在时域部分重叠。
- 根据权利要求7所述的方法,其特征在于,所述分配的一个或多个所述资源分配单元中的一个资源分配单元在时域上包含至少一个第一时间单元内的n个第二时间单元,所述n个第二时间单元用于所述PSCCH与PSSCH的传输;所述PSCCH与所述PSSCH的传输使用所述TDM方式,包括:所述PSCCH的传输使用所述n个第二时间单元中的N个第二时间单元,所述PSSCH的传输使用所述n个第二时间单元中除所述N个第二时间单元之外的第二时间单元,其中N、n为正整数,且1≤N<n。
- 根据权利要求7所述的方法,其特征在于,所述分配的一个或多个所述资源分配单元中的一个资源分配单元在频域上包含m个频率单元;所述PSCCH与所述PSSCH的传输使用所述FDM方式,包括:所述分配的一个或多个所述资源分配单元中包括第一资源分配单元,所述PSCCH的传输使用所述第一资源分配单元中的M个频率单元,所述PSSCH的传输使用所述分配的一个或多个所述资源分配单元中除所述M个频率单元之外的频率单元,其中M、m为正整数,且1≤M<m。
- 根据权利要求7所述的方法,其特征在于,所述分配的一个或多个所述资源分配单元中的一个资源分配单元在时域上包含至少一个第一时间单元内的n个第二时间单元,在频域上包含m个频率单元;其中,所述n个第二时间单元用于所述PSCCH与所述PSSCH的传输;所述PSCCH与所述PSSCH的传输使用TDM+FDM方式,包括:所述分配的一个或多个所述资源分配单元中包括第一资源分配单元,所述PSCCH的传输使用的资源在时域上包含所述n个第二时间单元中的N个第二时间单元,在频域上包含所述第一资源分配单元中的M个频率单元;所述PSSCH的传输使用所述分配的一个或多个所述资源分配单元中除所述PSCCH传输使用的资源之外的资源,其中 M、m为正整数,且1≤N<n,1≤M<m。
- 根据权利要求8或10所述的方法,其特征在于,所述N个第二时间单元包括所述n个第二时间单元中按时间的先后顺序排列的第二个第二时间单元和/或第三个第二时间单元。
- 根据权利要求8、10或11所述的方法,其特征在于,所述N个第二时间单元在所述n个第二时间单元中的时域位置为协议预定义的或所述第一配置信息配置的。
- 根据权利要求9或10所述的方法,其特征在于,所述第一资源分配单元为所述分配的一个或多个所述资源分配单元中按频率由低到高的顺序出现的第一个资源分配单元或最后一个资源分配单元,和/或,所述M个频率单元为所述第一资源分配单元中按频率由低到高的顺序排列的前M个频率单元或最后M个频率单元。
- 根据权利要求9、10或13所述的方法,其特征在于,所述第一资源分配单元在所述分配的一个或多个所述资源分配单元中的频域位置为协议预定义的或所述第一配置信息配置的,和/或,所述M个频率单元在所述第一资源分配单元中的频域位置为协议预定义的或所述第一配置信息配置的。
- 根据权利要求4至14中任一项所述的方法,其特征在于,所述第一配置信息包括第二指示信息,所述第二指示信息用于指示所述PSCCH与所述PSSCH的传输使用的复用方式。
- 根据权利要求4至14中任一项所述的方法,其特征在于,所述第一配置信息第一配置信息包括第三指示信息,所述第三指示信息用于指示所述PSCCH的传输使用的资源包含的第二时间单元的个数,和/或,指示所述PSCCH的传输使用的资源包含的频率单元的个数。
- 根据权利要求16所述的方法,其特征在于,所述方法还包括:根据所述第三指示信息,确定所述PSCCH与所述PSSCH的传输使用的复用方式。
- 根据权利要求3至17中任一项所述的方法,其特征在于,所述资源分配单元的结构为所述第一结构,所述第一配置信息还包括第五指示信息,所述第五指示信息用于指示以下至少之一:所述侧行链路通信的资源的频域起始位置、所述侧行链路通信的资源的频域资源长度、所述侧行链路通信的资源包括的所述资源分配单元的标识信息、或者所述侧行链路通信的资源的频域结束位置。
- 根据权利要求2至18中任一项所述的方法,其特征在于,所述资源池包括K1个资源块集合,其中,任一个所述资源块集合包括K2个资源块,所述K1和所述K2为正整数。
- 根据权利要求19所述的方法,其特征在于,所述资源池的频域起始位置和所述K1个资源块集合中的第一资源块集合的频域起始位置相同,其中,所述第一资源块集合是所述K1个资源块集合中频域位置最低的资源块集合。
- 根据权利要求19或20所述的方法,其特征在于,所述资源池的频域结束位置和所述K1个资源块集合中的第二资源块集合的频域结束位置相同,其中,所述第二资源块集合是所述K1个资源块集合中频域位置最高的资源块集合。
- 根据权利要求19至21中任一项所述的方法,其特征在于,所述K1个资源块集合中的相邻两个资源块集合中间包括保护频带。
- 根据权利要求22所述的方法,其特征在于,所述频带的频域起始位置以及所述频带的频域大小为根据预配置信息或网络配置信息所确定的。
- 根据权利要求1至23中任一项所述的方法,其特征在于,所述第一配置信息还包括第四指示信息,所述第四指示信息用于指示所述侧行链路通信的资源所在的带宽部分BWP。
- 根据权利要求1至24任一项所述的方法,其特征在于,所述方法还包括:获取第二配置信息,所述第二配置信息用于配置所述侧行链路通信的资源中的物理侧行反馈信道PSFCH的传输参数,其中,所述第二配置信息包括用于指示以下至少一项指示信息:PSFCH采用的至少一种PSFCH格式、用于传输PSFCH的频域资源、用于传输PSFCH的时域资源、PSFCH所在的第一时间单元、PSFCH所在的所述资源分配单元或用于传输PSFCH的资源包含的第二时间单元的个数,其中,所述第一时间单元包括至少一个所述第二时间单元。
- 根据权利要求25所述的方法,其特征在于,所述至少一种PSFCH格式为协议预定义的多种PSFCH格式中的至少一种,所述多种PSFCH格式中的两种PSFCH格式之间的以下至少一项不同:用于传输PSFCH的资源包含的频率单元的个数、用于传输PSFCH的资源包含的第二时间单元的个数或PSFCH承载的最大比特数。
- 根据权利要求25或26所述的方法,其特征在于,所述第二配置信息还包括第六指示信息和/或 第七指示信息,所述第六指示信息用于指示所述侧行链路通信的资源中PSFCH的时域周期大小,所述第七指示信息用于指示用于传输PSFCH的第一个第一时间单元相对于第一时域位置的时间偏移量,所述第一时域位置为***帧号SFN的一个周期中的第一个第一时间单元的起始位置或结束位置;直接帧号DFN的一个周期中的第一个第一时间单元的起始位置或结束位置;SFN的一个周期中所述侧行链路通信的资源中第一个用于传输PSSCH的候选第一时间单元的起始位置或结束位置;DFN的一个周期中所述侧行链路通信的资源中第一个用于传输PSSCH的候选时隙的起始位置或结束位置。
- 根据权利要求25至27中任一项所述的方法,其特征在于,所述第二配置信息包括第八指示信息,所述第八指示信息用于指示用于传输PSFCH的资源包含的第二时间单元的个数。
- 根据权利要求28所述的方法,其特征在于,所述方法还包括:根据所述第八指示信息,确定所述侧行链路通信的资源中PSFCH的格式。
- 根据权利要求25至28中任一项所述的方法,其特征在于,所述第二配置信息中包括比特图,所述比特图用于指示用于传输PSFCH的频域资源,所述比特图包括多个比特,所述多个比特与所述侧行链路通信的资源中的多个所述资源分配单元相对应,所述比特位图中的一个比特用于指示相对应的所述资源分配单元是否包括用于传输PSFCH的频域资源,其中,所述多个资源分配单元中的一个资源分配单元包括多个资源单元,所述多个资源单元在频域上不连续。
- 根据权利要求25至30中任一项所述的方法,其特征在于,所述第二配置信息包括第九指示信息,所述第九指示信息用于指示PSFCH资源集合。
- 根据权利要求31所述的方法,其特征在于,所述第九指示信息包括所述PSFCH资源集合中的起始资源分配单元的标识信息和所述PSFCH资源集合的频域资源长度信息。
- 根据权利要求32所述的方法,其特征在于,所述频域资源长度信息用于指示所述PSFCH资源集合包含的频率单元的个数,或包含的频域不重叠的PSFCH的个数。
- 根据权利要求25至33中任一项所述的方法,其特征在于,所述第一配置信息中还包括第十指示信息,所述第十指示信息用于指示所述侧行链路通信的资源中同一个PSSCH对应的PSFCH的传输机会的个数X,其中,X为正整数。
- 根据权利要求34所述的方法,其特征在于,所述第一配置信息包括X个所述传输机会对应的X个第二配置信息。
- 根据权利要求34或35所述的方法,其特征在于,X个所述传输机会中的至少两个所述传输机会之间时域不重叠。
- 一种资源分配方法,其特征在于,应用于网络设备,所述方法包括:确定侧行链路通信的资源;发送第一配置信息,所述第一配置信息用于配置侧行链路通信的资源,所述第一配置信息包括用于获取资源分配单元的结构的信息。
- 根据权利要求37所述的方法,其特征在于,所述第一配置信息用于配置侧行链路通信的资源,包括:所述第一配置信息用于配置侧行链路通信的资源池,其中,所述资源池包括至少一个所述资源分配单元。
- 根据权利要求37或38所述的方法,其特征在于,所述资源分配单元包括多个资源单元,所述第一配置信息包括第一指示信息,所述第一指示信息用于指示所述资源分配单元的结构为第一结构或第二结构,其中,所述第一结构为所述资源分配单元包括的所述多个资源单元在频域上不连续,所述第二结构为所述资源分配单元包括的所述多个资源单元在频域上连续。
- 根据权利要求38或39所述的方法,其特征在于,所述第一配置信息中包括第十一指示信息,所述第十一指示信息用于指示物理侧行共享信道PSSCH的频域资源分配粒度,所述频域资源分配粒度包括一个或多个所述资源分配单元。
- 根据权利要求40所述的方法,其特征在于,物理侧行控制信道PSCCH占据的频域资源小于等于所述PSSCH信道的频域资源分配粒度,其中,所述PSCCH用于调度所述PSSCH。
- 根据权利要求39所述的方法,其特征在于,所述资源分配单元为所述第一结构,所述侧行链路通信的资源用于终端设备中的一个或多个资源分配单元用于终端设备传输PSCCH与PSSCH,所述 PSCCH与所述PSSCH的传输使用如下复用方式中的至少一种:时分复用TDM方式、频分复用FDM方式或时分-频分复用TDM+FDM方式,其中,使用所述TDM方式时,用于传输所述PSCCH的资源和用于传输PSSCH的资源在频域上重叠,在时域上不重叠;使用所述FDM方式时,用于传输所述PSCCH的资源和用于传输所述PSSCH的资源在频域上不重叠,在时域上重叠;使用所述TDM+FDM方式时,用于传输所述PSCCH的资源和用于传输所述PSSCH的资源在频域上部分重叠,在时域部分重叠。
- 根据权利要求42所述的方法,其特征在于,所述一个或多个所述资源分配单元中的一个资源分配单元在时域上包含至少一个第一时间单元内的n个第二时间单元,所述n个第二时间单元用于所述PSCCH与PSSCH的传输;所述PSCCH与所述PSSCH的传输使用所述TDM方式,包括:所述PSCCH的传输使用所述n个第二时间单元中的N个第二时间单元,所述PSSCH的传输使用所述n个第二时间单元中除所述N个第二时间单元之外的第二时间单元,其中N、n为正整数,且1≤N<n。
- 根据权利要求42所述的方法,其特征在于,所述一个或多个所述资源分配单元中的一个资源分配单元在频域上包含m个频率单元;所述PSCCH与所述PSSCH的传输使用所述FDM方式,包括:所述一个或多个所述资源分配单元中包括第一资源分配单元,所述PSCCH的传输使用所述第一资源分配单元中的M个频率单元,所述PSSCH的传输使用所述一个或多个所述资源分配单元中除所述M个频率单元之外的频率单元,其中M、m为正整数,且1≤M<m。
- 根据权利要求42所述的方法,其特征在于,所述一个或多个所述资源分配单元中的一个资源分配单元在时域上包含至少一个第一时间单元内的n个第二时间单元,在频域上包含m个频率单元;其中,所述n个第二时间单元用于所述PSCCH与所述PSSCH的传输;所述PSCCH与所述PSSCH的传输使用TDM+FDM方式,包括:所述一个或多个所述资源分配单元中包括第一资源分配单元,所述PSCCH的传输使用的资源在时域上包含所述n个第二时间单元中的N个第二时间单元,在频域上包含所述第一资源分配单元中的M个频率单元;所述PSSCH的传输使用所述一个或多个所述资源分配单元中除所述PSCCH传输使用的资源之外的资源,其中M、m为正整数,且1≤N<n,1≤M<m。
- 根据权利要求43或45所述的方法,其特征在于,所述N个第二时间单元包括所述n个第二时间单元中按时间的先后顺序排列的第二个第二时间单元和/或第三个第二时间单元。
- 根据权利要求43、45或46所述的方法,其特征在于,所述N个第二时间单元在所述n个第二时间单元中的时域位置为协议预定义的或所述第一配置信息配置的。
- 根据权利要求44或45所述的方法,其特征在于,所述第一资源分配单元为所述一个或多个所述资源分配单元中按频率由低到高的顺序出现的第一个资源分配单元或最后一个资源分配单元,和/或,所述M个频率单元为所述第一资源分配单元中按频率由低到高的顺序排列的前M个频率单元或最后M个频率单元。
- 根据权利要求44、45或48所述的方法,其特征在于,所述第一资源分配单元在所述一个或多个所述资源分配单元中的频域位置为协议预定义的或所述第一配置信息配置的,和/或,所述M个频率单元在所述第一资源分配单元中的频域位置为协议预定义的或所述第一配置信息配置的。
- 根据权利要求40至49中任一项所述的方法,其特征在于,所述第一配置信息包括第二指示信息,所述第二指示信息用于指示所述PSCCH与所述PSSCH的传输使用的复用方式。
- 根据权利要求40至49中任一项所述的方法,其特征在于,所述第一配置信息包括第三指示信息,所述第三指示信息用于指示所述PSCCH的传输使用的资源包含的第二时间单元的个数,和/或,指示所述PSCCH的传输使用的资源包含的频率单元的个数。
- 根据权利要求51所述的方法,其特征在于,所述方法还包括:根据所述第三指示信息,确定所述PSCCH与所述PSSCH的传输使用的复用方式。
- 根据权利要求39至52中任一项所述的方法,其特征在于,所述资源分配单元的结构为所述第一结构,所述第一配置信息还包括第五指示信息,所述第五指示信息用于指示以下至少之一:所述侧行链路通信的资源的频域起始位置、所述侧行链路通信的资源的频域资源长度、所述侧行链 路通信的资源包括的所述资源分配单元的标识信息、或者所述侧行链路通信的资源的频域结束位置。
- 根据权利要求38至53中任一项所述的方法,其特征在于,所述资源池包括K1个资源块集合,其中,任一个所述资源块集合包括K2个资源块,所述K1和所述K2为正整数。
- 根据权利要求54所述的方法,其特征在于,所述资源池的频域起始位置和所述K1个资源块集合中的第一资源块集合的频域起始位置相同,其中,所述第一资源块集合是所述K1个资源块集合中频域位置最低的资源块集合。
- 根据权利要求54或55所述的方法,其特征在于,所述资源池的频域结束位置和所述K1个资源块集合中的第二资源块集合的频域结束位置相同,其中,所述第二资源块集合是所述K1个资源块集合中频域位置最高的资源块集合。
- 根据权利要求54至56中任一项所述的方法,其特征在于,所述K1个资源块集合中的相邻两个资源块集合中间包括保护频带。
- 根据权利要求57所述的方法,其特征在于,所述频带的频域起始位置以及所述频带的频域大小为根据预配置信息或网络配置信息所确定的。
- 根据权利要求37至58中任一项所述的方法,其特征在于,所述第一配置信息还包括第四指示信息,所述第四指示信息用于指示所述侧行链路通信的资源所在的带宽部分BWP。
- 根据权利要求37至59中任一项所述的方法,其特征在于,所述方法还包括:发送第二配置信息,所述第二配置信息用于配置所述侧行链路通信的资源中的物理侧行反馈信道PSFCH的传输参数,所述第二配置信息包括用于指示以下至少一项指示信息:PSFCH采用的至少一种PSFCH格式、用于传输PSFCH的频域资源、用于传输PSFCH的时域资源、PSFCH所在的第一时间单元、PSFCH所在的所述资源分配单元或用于传输PSFCH的资源包含的第二时间单元的个数,其中,所述第一时间单元包括至少一个所述第二时间单元。
- 根据权利要求60所述的方法,其特征在于,所述至少一种PSFCH格式为协议预定义的多种PSFCH格式中的至少一种,所述多种PSFCH格式中的两种PSFCH格式之间的以下至少一项不同:用于传输PSFCH的资源包含的频率单元的个数、用于传输PSFCH的资源包含的第二时间单元的个数或PSFCH承载的最大比特数。
- 根据权利要求60或61所述的方法,其特征在于,所述第二配置信息还包括第六指示信息和/或第七指示信息,所述第六指示信息用于指示所述侧行链路通信的资源中PSFCH的时域周期大小,所述第七指示信息用于指示用于传输PSFCH的第一个第一时间单元相对于第一时域位置的时间偏移量,所述第一时域位置为***帧号SFN的一个周期中的第一个第一时间单元的起始位置或结束位置;直接帧号DFN的一个周期中的第一个第一时间单元的起始位置或结束位置;SFN的一个周期中所述侧行链路通信的资源中第一个用于传输PSSCH的候选第一时间单元的起始位置或结束位置;DFN的一个周期中所述侧行链路通信的资源中第一个用于传输PSSCH的候选时隙的起始位置或结束位置。
- 根据权利要求60至62中任一项所述的方法,其特征在于,所述第二配置信息包括第八指示信息,所述第八指示信息用于指示用于传输PSFCH的资源包含的第二时间单元的个数。
- 根据权利要求63所述的方法,其特征在于,所述方法还包括:根据所述第八指示信息,确定所述侧行链路通信的资源中PSFCH的格式。
- 根据权利要求60至63中任一项所述的方法,其特征在于,所述第二配置信息中包括比特图,所述比特图用于指示用于传输PSFCH的频域资源,所述比特图包括多个比特,所述多个比特与所述侧行链路通信的资源中的多个所述资源分配单元相对应,所述比特位图中的一个比特用于指示相对应的所述资源分配单元是否包括用于传输PSFCH的频域资源,其中,所述多个资源分配单元中的一个资源分配单元包括多个资源单元,所述多个资源单元在频域上不连续。
- 根据权利要求60至65中任一项所述的方法,其特征在于,所述第二配置信息包括第九指示信息,所述第九指示信息用于指示PSFCH资源集合。
- 根据权利要求66所述的方法,其特征在于,所述第九指示信息包括所述PSFCH资源集合中的起始资源分配单元的标识信息和所述PSFCH资源集合的频域资源长度信息。
- 根据权利要求67所述的方法,其特征在于,所述频域资源长度信息用于指示所述PSFCH资源 集合包含的频率单元的个数或包含的频域不重叠的PSFCH的个数。
- 根据权利要求60至68中任一项所述的方法,其特征在于,所述第一配置信息中还包括第十指示信息,所述第十指示信息用于指示所述侧行链路通信的资源中同一个PSSCH对应的PSFCH的传输机会的个数X,其中,X为正整数。
- 根据权利要求69所述的方法,其特征在于,所述第一配置信息包括X个所述传输机会对应的X个第二配置信息。
- 根据权利要求69或70所述的方法,其特征在于,X个所述传输机会中的至少两个所述传输机会之间时域不重叠。
- 一种资源分配装置,其特征在于,应用于终端设备,包括:收发单元,用于获取第一配置信息,所述第一配置信息用于配置侧行链路通信的资源;处理单元,用于根据所述第一配置信息,获取资源分配单元的结构;所述收发单元还用于为所述终端设备的侧行链路通信分配一个或多个所述资源分配单元。
- 根据权利要求72所述的装置,其特征在于,所述第一配置信息用于配置侧行链路通信的资源,包括:所述第一配置信息用于配置侧行链路通信的资源池,其中,所述资源池包括至少一个所述资源分配单元。
- 根据权利要求72或73所述的装置,其特征在于,所述资源分配单元包括多个资源单元,所述第一配置信息包括第一指示信息,所述第一指示信息用于指示所述资源分配单元的结构为第一结构或第二结构,其中,所述第一结构为所述资源分配单元包括的所述多个资源单元在频域上不连续,所述第二结构为所述资源分配单元包括的所述多个资源单元在频域上连续。
- 根据权利要求73或74所述的装置,其特征在于,所述第一配置信息中包括第十一指示信息,所述第十一指示信息用于指示物理侧行共享信道PSSCH的频域资源分配粒度,所述频域资源分配粒度包括一个或多个所述资源分配单元。
- 根据权利要求75所述的装置,其特征在于,物理侧行控制信道PSCCH占据的频域资源小于等于所述PSSCH信道的频域资源分配粒度,其中,所述PSCCH用于调度所述PSSCH。
- 根据权利要求74所述的装置,其特征在于,所述收发单元还用于利用所述分配的一个或多个所述资源分配单元传输PSCCH与PSSCH,其中,所述PSCCH用于调度所述PSSCH。
- 根据权利要求77所述的装置,其特征在于,所述资源分配单元为所述第一结构,所述分配的一个或多个所述资源分配单元中所述PSCCH与所述PSSCH的传输使用如下复用方式中的至少一种:时分复用TDM方式、频分复用FDM方式或时分-频分复用TDM+FDM方式,其中,使用所述TDM方式时,用于传输所述PSCCH的资源和用于传输PSSCH的资源在频域上重叠,在时域上不重叠;使用所述FDM方式时,用于传输所述PSCCH的资源和用于传输所述PSSCH的资源在频域上不重叠,在时域上重叠;使用所述TDM+FDM方式时,用于传输所述PSCCH的资源和用于传输所述PSSCH的资源在频域上部分重叠,在时域部分重叠。
- 根据权利要求78所述的装置,其特征在于,所述分配的一个或多个所述资源分配单元中的一个资源分配单元在时域上包含至少一个第一时间单元内的n个第二时间单元,所述n个第二时间单元用于所述PSCCH与PSSCH的传输;所述PSCCH与所述PSSCH的传输使用所述TDM方式,包括:所述PSCCH的传输使用所述n个第二时间单元中的N个第二时间单元,所述PSSCH的传输使用所述n个第二时间单元中除所述N个第二时间单元之外的第二时间单元,其中N、n为正整数,且1≤N<n。
- 根据权利要求78所述的装置,其特征在于,所述分配的一个或多个所述资源分配单元中的一个资源分配单元在频域上包含m个频率单元;所述PSCCH与所述PSSCH的传输使用所述FDM方式,包括:所述分配的一个或多个所述资源分配单元中包括第一资源分配单元,所述PSCCH的传输使用所述第一资源分配单元中的M个频率单元,所述PSSCH的传输使用所述分配的一个或多个所述资源分配单元中除所述M个频率单元之外的频率单元,其中M、m为正整数,且1≤M<m。
- 根据权利要求80所述的装置,其特征在于,所述分配的一个或多个所述资源分配单元中的一个 资源分配单元在时域上包含至少一个第一时间单元内的n个第二时间单元,在频域上包含m个频率单元;其中,所述n个第二时间单元用于所述PSCCH与所述PSSCH的传输;所述PSCCH与所述PSSCH的传输使用TDM+FDM方式,包括:所述分配的一个或多个所述资源分配单元中包括第一资源分配单元,所述PSCCH的传输使用的资源在时域上包含所述n个第二时间单元中的N个第二时间单元,在频域上包含所述第一资源分配单元中的M个频率单元;所述PSSCH的传输使用所述分配的一个或多个所述资源分配单元中除所述PSCCH传输使用的资源之外的资源,其中M、m为正整数,且1≤N<n,1≤M<m。
- 根据权利要求79或81所述的装置,其特征在于,所述N个第二时间单元包括所述n个第二时间单元中按时间的先后顺序排列的第二个第二时间单元和/或第三个第二时间单元。
- 根据权利要求79、81或82所述的装置,其特征在于,所述N个第二时间单元在所述n个第二时间单元中的时域位置为协议预定义的或所述第一配置信息配置的。
- 根据权利要求80或81所述的装置,其特征在于,所述第一资源分配单元为所述分配的一个或多个所述资源分配单元中按频率由低到高的顺序出现的第一个资源分配单元或最后一个资源分配单元,和/或,所述M个频率单元为所述第一资源分配单元中按频率由低到高的顺序排列的前M个频率单元或最后M个频率单元。
- 根据权利要求80、81或84所述的装置,其特征在于,所述第一资源分配单元在所述分配的一个或多个所述资源分配单元中的频域位置为协议预定义的或所述第一配置信息配置的,和/或,所述M个频率单元在所述第一资源分配单元中的频域位置为协议预定义的或所述第一配置信息配置的。
- 根据权利要求75至85中任一项所述的装置,其特征在于,所述第一配置信息包括第二指示信息,所述第二指示信息用于指示所述PSCCH与所述PSSCH的传输使用的复用方式。
- 根据权利要求75至85中任一项所述的装置,其特征在于,所述第一配置信息第一配置信息包括第三指示信息,所述第三指示信息用于指示所述PSCCH的传输使用的资源包含的第二时间单元的个数,和/或,指示所述PSCCH的传输使用的资源包含的频率单元的个数。
- 根据权利要求87所述的装置,其特征在于,所述处理单元还用于根据所述第三指示信息,确定所述PSCCH与所述PSSCH的传输使用的复用方式。
- 根据权利要求74至88中任一项所述的装置,其特征在于,所述资源分配单元的结构为所述第一结构,所述第一配置信息还包括第五指示信息,所述第五指示信息用于指示以下至少之一:所述侧行链路通信的资源的频域起始位置、所述侧行链路通信的资源的频域资源长度、所述侧行链路通信的资源包括的所述资源分配单元的标识信息、或者所述侧行链路通信的资源的频域结束位置。
- 根据权利要求73至89中任一项所述的装置,其特征在于,所述资源池包括K1个资源块集合,其中,任一个所述资源块集合包括K2个资源块,所述K1和所述K2为正整数。
- 根据权利要求90所述的装置,其特征在于,所述资源池的频域起始位置和所述K1个资源块集合中的第一资源块集合的频域起始位置相同,其中,所述第一资源块集合是所述K1个资源块集合中频域位置最低的资源块集合。
- 根据权利要求90或91所述的装置,其特征在于,所述资源池的频域结束位置和所述K1个资源块集合中的第二资源块集合的频域结束位置相同,其中,所述第二资源块集合是所述K1个资源块集合中频域位置最高的资源块集合。
- 根据权利要求90至92中任一项所述的装置,其特征在于,所述K1个资源块集合中的相邻两个资源块集合中间包括保护频带。
- 根据权利要求93所述的装置,其特征在于,所述频带的频域起始位置以及所述频带的频域大小为根据预配置信息或网络配置信息所确定的。
- 根据权利要求70至94中任一项所述的装置,其特征在于,所述第一配置信息还包括第四指示信息,所述第四指示信息用于指示所述侧行链路通信的资源所在的带宽部分BWP。
- 根据权利要求70至95中任一项所述的装置,其特征在于,所述收发单元还用于获取第二配置信息,所述第二配置信息用于配置所述侧行链路通信的资源中的物理侧行反馈信道PSFCH的传输参数,其中,所述第二配置信息包括用于指示以下至少一项指示信息:PSFCH采用的至少一种PSFCH格式、用于传输PSFCH的频域资源、用于传输PSFCH的时域资源、PSFCH所在的第一时间单元、PSFCH所在的所述资源分配单元或用于传输PSFCH的资源包含的第二 时间单元的个数,其中,所述第一时间单元包括至少一个所述第二时间单元。
- 根据权利要求96所述的装置,其特征在于,所述至少一种PSFCH格式为协议预定义的多种PSFCH格式中的至少一种,所述多种PSFCH格式中的两种PSFCH格式之间的以下至少一项不同:用于传输PSFCH的资源包含的频率单元的个数、用于传输PSFCH的资源包含的第二时间单元的个数或PSFCH承载的最大比特数。
- 根据权利要求96或97所述的装置,其特征在于,所述第二配置信息还包括第六指示信息和/或第七指示信息,所述第六指示信息用于指示所述侧行链路通信的资源中PSFCH的时域周期大小,所述第七指示信息用于指示用于传输PSFCH的第一个第一时间单元相对于第一时域位置的时间偏移量,所述第一时域位置为***帧号SFN的一个周期中的第一个第一时间单元的起始位置或结束位置;直接帧号DFN的一个周期中的第一个第一时间单元的起始位置或结束位置;SFN的一个周期中所述侧行链路通信的资源中第一个用于传输PSSCH的候选第一时间单元的起始位置或结束位置;DFN的一个周期中所述侧行链路通信的资源中第一个用于传输PSSCH的候选时隙的起始位置或结束位置。
- 根据权利要求96至98中任一项所述的装置,其特征在于,所述第二配置信息包括第八指示信息,所述第八指示信息用于指示用于传输PSFCH的资源包含的第二时间单元的个数。
- 根据权利要求99所述的装置,其特征在于,所述处理单元还用于根据所述第八指示信息,确定所述侧行链路通信的资源中PSFCH的格式。
- 根据权利要求96至100中任一项所述的装置,其特征在于,所述第二配置信息中包括比特图,所述比特图用于指示用于传输PSFCH的频域资源,所述比特图包括多个比特,所述多个比特与所述侧行链路通信的资源中的多个所述资源分配单元相对应,所述比特位图中的一个比特用于指示相对应的所述资源分配单元是否包括用于传输PSFCH的频域资源,其中,所述多个资源分配单元中的一个资源分配单元包括多个资源单元,所述多个资源单元在频域上不连续。
- 根据权利要求96至101中任一项所述的装置,其特征在于,所述第二配置信息包括第九指示信息,所述第九指示信息用于指示PSFCH资源集合。
- 根据权利要求102所述的装置,其特征在于,所述第九指示信息包括所述PSFCH资源集合中的起始资源分配单元的标识信息和所述PSFCH资源集合的频域资源长度信息。
- 根据权利要求103所述的装置,其特征在于,所述频域资源长度信息用于指示所述PSFCH资源集合包含的频率单元的个数,或包含的频域不重叠的PSFCH的个数。
- 根据权利要求96至104中任一项所述的装置,其特征在于,所述第一配置信息中还包括第十指示信息,所述第十指示信息用于指示所述侧行链路通信的资源中同一个PSSCH对应的PSFCH的传输机会的个数X,其中,X为正整数。
- 根据权利要求105所述的装置,其特征在于,所述第一配置信息包括X个所述传输机会对应的X个第二配置信息。
- 根据权利要求105或106所述的装置,其特征在于,X个所述传输机会中的至少两个所述传输机会之间时域不重叠。
- 一种资源分配装置,其特征在于,应用于网络设备,包括:处理单元,用于确定侧行链路通信的资源;收发单元,用于发送第一配置信息,所述第一配置信息用于配置侧行链路通信的资源,所述第一配置信息包括用于获取资源分配单元的结构的信息。
- 根据权利要求108所述的装置,其特征在于,所述第一配置信息用于配置侧行链路通信的资源,包括:所述第一配置信息用于配置侧行链路通信的资源池,其中,所述资源池包括至少一个所述资源分配单元。
- 根据权利要求108或109所述的装置,其特征在于,所述资源分配单元包括多个资源单元,所述第一配置信息包括第一指示信息,所述第一指示信息用于指示所述资源分配单元的结构为第一结构或第二结构,其中,所述第一结构为所述资源分配单元包括的所述多个资源单元在频域上不连续,所述第二结构为所述资源分配单元包括的所述多个资源单元在频域上连续。
- 根据权利要求109或110所述的装置,其特征在于,所述第一配置信息中包括第十一指示信息,所述第十一指示信息用于指示物理侧行共享信道PSSCH的频域资源分配粒度,所述频域资源分配粒度包括一个或多个所述资源分配单元。
- 根据权利要求111所述的装置,其特征在于,物理侧行控制信道PSCCH占据的频域资源小于等于所述PSSCH信道的频域资源分配粒度,其中,所述PSCCH用于调度所述PSSCH。
- 根据权利要求110所述的装置,其特征在于,所述资源分配单元为所述第一结构,所述侧行链路通信的资源用于终端设备中的一个或多个资源分配单元用于终端设备传输物理侧行控制信道PSCCH与物理侧行共享信道PSSCH,所述PSCCH与所述PSSCH的传输使用如下复用方式中的至少一种:时分复用TDM方式、频分复用FDM方式或时分-频分复用TDM+FDM方式,其中,使用所述TDM方式时,用于传输所述PSCCH的资源和用于传输PSSCH的资源在频域上重叠,在时域上不重叠;使用所述FDM方式时,用于传输所述PSCCH的资源和用于传输所述PSSCH的资源在频域上不重叠,在时域上重叠;使用所述TDM+FDM方式时,用于传输所述PSCCH的资源和用于传输所述PSSCH的资源在频域上部分重叠,在时域部分重叠。
- 根据权利要求113所述的装置,其特征在于,所述一个或多个所述资源分配单元中的一个资源分配单元在时域上包含至少一个第一时间单元内的n个第二时间单元,所述n个第二时间单元用于所述PSCCH与PSSCH的传输;所述PSCCH与所述PSSCH的传输使用所述TDM方式,包括:所述PSCCH的传输使用所述n个第二时间单元中的N个第二时间单元,所述PSSCH的传输使用所述n个第二时间单元中除所述N个第二时间单元之外的第二时间单元,其中N、n为正整数,且1≤N<n。
- 根据权利要求113所述的装置,其特征在于,所述一个或多个所述资源分配单元中的一个资源分配单元在频域上包含m个频率单元;所述PSCCH与所述PSSCH的传输使用所述FDM方式,包括:所述一个或多个所述资源分配单元中包括第一资源分配单元,所述PSCCH的传输使用所述第一资源分配单元中的M个频率单元,所述PSSCH的传输使用所述一个或多个所述资源分配单元中除所述M个频率单元之外的频率单元,其中M、m为正整数,且1≤M<m。
- 根据权利要求113所述的装置,其特征在于,所述一个或多个所述资源分配单元中的一个资源分配单元在时域上包含至少一个第一时间单元内的n个第二时间单元,在频域上包含m个频率单元;其中,所述n个第二时间单元用于所述PSCCH与所述PSSCH的传输;所述PSCCH与所述PSSCH的传输使用TDM+FDM方式,包括:所述一个或多个所述资源分配单元中包括第一资源分配单元,所述PSCCH的传输使用的资源在时域上包含所述n个第二时间单元中的N个第二时间单元,在频域上包含所述第一资源分配单元中的M个频率单元;所述PSSCH的传输使用所述一个或多个所述资源分配单元中除所述PSCCH传输使用的资源之外的资源,其中M、m为正整数,且1≤N<n,1≤M<m。
- 根据权利要求114或116所述的装置,其特征在于,所述N个第二时间单元包括所述n个第二时间单元中按时间的先后顺序排列的第二个第二时间单元和/或第三个第二时间单元。
- 根据权利要求114、116或117所述的装置,其特征在于,所述N个第二时间单元在所述n个第二时间单元中的时域位置为协议预定义的或所述第一配置信息配置的。
- 根据权利要求115或116所述的装置,其特征在于,所述第一资源分配单元为所述一个或多个所述资源分配单元中按频率由低到高的顺序出现的第一个资源分配单元或最后一个资源分配单元,和/或,所述M个频率单元为所述第一资源分配单元中按频率由低到高的顺序排列的前M个频率单元或最后M个频率单元。
- 根据权利要求115、116或119所述的装置,其特征在于,所述第一资源分配单元在所述一个或多个所述资源分配单元中的频域位置为协议预定义的或所述第一配置信息配置的,和/或,所述M个频率单元在所述第一资源分配单元中的频域位置为协议预定义的或所述第一配置信息配置的。
- 根据权利要求111至120中任一项所述的装置,其特征在于,所述第一配置信息包括第二指示信息,所述第二指示信息用于指示所述PSCCH与所述PSSCH的传输使用的复用方式。
- 根据权利要求111至120中任一项所述的装置,其特征在于,所述第一配置信息包括第三指示信息,所述第三指示信息用于指示所述PSCCH的传输使用的资源包含的第二时间单元的个数,和/或,指示所述PSCCH的传输使用的资源包含的频率单元的个数。
- 根据权利要求112所述的装置,其特征在于,所述处理单元还用于根据所述第三指示信息,确定所述PSCCH与所述PSSCH的传输使用的复用方式。
- 根据权利要求110至123中任一项所述的装置,其特征在于,所述资源分配单元的结构为所述第一结构,所述第一配置信息还包括第五指示信息,所述第五指示信息用于指示以下至少之一:所述侧行链路通信的资源的频域起始位置、所述侧行链路通信的资源的频域资源长度、所述侧行链路通信的资源包括的所述资源分配单元的标识信息、或者所述侧行链路通信的资源的频域结束位置。
- 根据权利要求109至124中任一项所述的装置,其特征在于,所述资源池包括K1个资源块集合,其中,任一个所述资源块集合包括K2个资源块,所述K1和所述K2为正整数。
- 根据权利要求125所述的装置,其特征在于,所述资源池的频域起始位置和所述K1个资源块集合中的第一资源块集合的频域起始位置相同,其中,所述第一资源块集合是所述K1个资源块集合中频域位置最低的资源块集合。
- 根据权利要求125或126所述的装置,其特征在于,所述资源池的频域结束位置和所述K1个资源块集合中的第二资源块集合的频域结束位置相同,其中,所述第二资源块集合是所述K1个资源块集合中频域位置最高的资源块集合。
- 根据权利要求125至127中任一项所述的装置,其特征在于,所述K1个资源块集合中的相邻两个资源块集合中间包括保护频带。
- 根据权利要求128所述的装置,其特征在于,所述频带的频域起始位置以及所述频带的频域大小为根据预配置信息或网络配置信息所确定的。
- 根据权利要求108至129中任一项所述的装置,其特征在于,所述第一配置信息还包括第四指示信息,所述第四指示信息用于指示所述侧行链路通信的资源所在的带宽部分BWP。
- 根据权利要求108至130中任一项所述的装置,其特征在于,所述收发单元还用于发送第二配置信息,所述第二配置信息用于配置所述侧行链路通信的资源中的物理侧行反馈信道PSFCH的传输参数,所述第二配置信息包括用于指示以下至少一项指示信息:PSFCH采用的至少一种PSFCH格式、用于传输PSFCH的频域资源、用于传输PSFCH的时域资源、PSFCH所在的第一时间单元、PSFCH所在的所述资源分配单元或用于传输PSFCH的资源包含的第二时间单元的个数,其中,所述第一时间单元包括至少一个所述第二时间单元。
- 根据权利要求131所述的装置,其特征在于,所述至少一种PSFCH格式为协议预定义的多种PSFCH格式中的至少一种,所述多种PSFCH格式中的两种PSFCH格式之间的以下至少一项不同:用于传输PSFCH的资源包含的频率单元的个数、用于传输PSFCH的资源包含的第二时间单元的个数或PSFCH承载的最大比特数。
- 根据权利要求131或132所述的装置,其特征在于,所述第二配置信息还包括第六指示信息和/或第七指示信息,所述第六指示信息用于指示所述侧行链路通信的资源中PSFCH的时域周期大小,所述第七指示信息用于指示用于传输PSFCH的第一个第一时间单元相对于第一时域位置的时间偏移量,所述第一时域位置为***帧号SFN的一个周期中的第一个第一时间单元的起始位置或结束位置;直接帧号DFN的一个周期中的第一个第一时间单元的起始位置或结束位置;SFN的一个周期中所述侧行链路通信的资源中第一个用于传输PSSCH的候选第一时间单元的起始位置或结束位置;DFN的一个周期中所述侧行链路通信的资源中第一个用于传输PSSCH的候选时隙的起始位置或结束位置。
- 根据权利要求131至133中任一项所述的装置,其特征在于,所述第二配置信息包括第八指示信息,所述第八指示信息用于指示用于传输PSFCH的资源包含的第二时间单元的个数。
- 根据权利要求134所述的装置,其特征在于,所述处理单元还用于根据所述第八指示信息,确定所述侧行链路通信的资源中PSFCH的格式。
- 根据权利要求131至135中任一项所述的装置,其特征在于,所述第二配置信息中包括比特图,所述比特图用于指示用于传输PSFCH的频域资源,所述比特图包括多个比特,所述多个比特与所述侧 行链路通信的资源中的多个所述资源分配单元相对应,所述比特位图中的一个比特用于指示相对应的所述资源分配单元是否包括用于传输PSFCH的频域资源,其中,所述多个资源分配单元中的一个资源分配单元包括多个资源单元,所述多个资源单元在频域上不连续。
- 根据权利要求131至136中任一项所述的装置,其特征在于,所述第二配置信息包括第九指示信息,所述第九指示信息用于指示PSFCH资源集合。
- 根据权利要求137所述的装置,其特征在于,所述第九指示信息包括所述PSFCH资源集合中的起始资源分配单元的标识信息和所述PSFCH资源集合的频域资源长度信息。
- 根据权利要求138所述的装置,其特征在于,所述频域资源长度信息用于指示所述PSFCH资源集合包含的频率单元的个数或包含的频域不重叠的PSFCH的个数。
- 根据权利要求131至139中任一项所述的装置,其特征在于,所述第一配置信息中还包括第十指示信息,所述第十指示信息用于指示所述侧行链路通信的资源中同一个PSSCH对应的PSFCH的传输机会的个数X,其中,X为正整数。
- 根据权利要求140所述的装置,其特征在于,所述第一配置信息包括X个所述传输机会对应的X个第二配置信息。
- 根据权利要求140或141所述的装置,其特征在于,X个所述传输机会中的至少两个所述传输机会之间时域不重叠。
- 一种通信设备,其特征在于,包括:处理器、存储器、与终端设备进行通信的接口;所述存储器存储计算机执行指令;所述处理器执行所述存储器存储的计算机执行指令,使得所述处理器执行如权利要求1至71中任一项所述的方法。
- 一种计算机可读存储介质,其特征在于,包括计算机程序,当其由一个或多个处理器执行时,使得包括所述处理器的装置执行如权利要求1至71中任一项所述的方法。
- 一种计算机程序产品,其特征在于,所述计算机程序产品包括:计算机程序,当所述计算机程序被运行时,使得计算机执行如权利要求1至71中任一项所述的方法。
- 一种芯片,其特征在于,包括至少一个处理器和通信接口;所述通信接口用于接收输入所述芯片的信号或从所述芯片输出的信号,所述处理器与所述通信接口通信且通过逻辑电路或执行代码指令用于实现如权利要求1至71中任一项所述的方法。
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