WO2019214184A1 - 通信方法和设备 - Google Patents

通信方法和设备 Download PDF

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Publication number
WO2019214184A1
WO2019214184A1 PCT/CN2018/113520 CN2018113520W WO2019214184A1 WO 2019214184 A1 WO2019214184 A1 WO 2019214184A1 CN 2018113520 W CN2018113520 W CN 2018113520W WO 2019214184 A1 WO2019214184 A1 WO 2019214184A1
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WO
WIPO (PCT)
Prior art keywords
data
terminal
transmitted
format
carrier
Prior art date
Application number
PCT/CN2018/113520
Other languages
English (en)
French (fr)
Inventor
卢前溪
Original Assignee
Oppo广东移动通信有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from PCT/CN2018/085861 external-priority patent/WO2019213806A1/zh
Application filed by Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to CN202011079664.3A priority Critical patent/CN112188633A/zh
Priority to SG11202011076TA priority patent/SG11202011076TA/en
Priority to KR1020207033574A priority patent/KR20210008357A/ko
Priority to AU2019267579A priority patent/AU2019267579A1/en
Priority to CN202111394668.5A priority patent/CN114173420A/zh
Priority to EP19799869.3A priority patent/EP3793296B1/en
Priority to CN201980014754.3A priority patent/CN111742598A/zh
Priority to JP2020562638A priority patent/JP2021523615A/ja
Priority to BR112020022641-6A priority patent/BR112020022641A2/pt
Priority to PCT/CN2019/074303 priority patent/WO2019214301A1/zh
Publication of WO2019214184A1 publication Critical patent/WO2019214184A1/zh
Priority to US17/085,513 priority patent/US20210051675A1/en

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/02Selection of wireless resources by user or terminal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453Resources in frequency domain, e.g. a carrier in FDMA
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/54Allocation or scheduling criteria for wireless resources based on quality criteria
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/51Allocation or scheduling criteria for wireless resources based on terminal or device properties
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/53Allocation or scheduling criteria for wireless resources based on regulatory allocation policies
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/54Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/543Allocation or scheduling criteria for wireless resources based on quality criteria based on requested quality, e.g. QoS
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/56Allocation or scheduling criteria for wireless resources based on priority criteria
    • H04W72/563Allocation or scheduling criteria for wireless resources based on priority criteria of the wireless resources
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/10Connection setup
    • H04W76/14Direct-mode setup
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W92/00Interfaces specially adapted for wireless communication networks
    • H04W92/16Interfaces between hierarchically similar devices
    • H04W92/18Interfaces between hierarchically similar devices between terminal devices

Definitions

  • the present application relates to the field of communications and, more particularly, to a communication method and apparatus.
  • the vehicle networking system adopts a device-to-device (D2D)-based sidelink (SL) transmission technology, which communicates with the traditional Long Term Evolution (LTE) system through the base station.
  • D2D device-to-device
  • LTE Long Term Evolution
  • the base station may allocate resources for communication between the terminal and the terminal, or may be a resource selection mode in which the terminal adopts sensing + reservation.
  • the embodiment of the present application provides a communication method and device, which can implement resource selection for side-link communication in a scenario where at least one carrier or resource pool exists.
  • a first aspect a communication method for a side link, comprising:
  • the first terminal Selecting, by the first terminal, the first terminal from the at least one carrier or the at least one resource pool according to a quality of service (QoS attribute) configuration and/or a transport format configuration corresponding to the at least one carrier or the at least one resource pool Carrier or first resource pool;
  • QoS attribute quality of service
  • transport format configuration corresponding to the at least one carrier or the at least one resource pool Carrier or first resource pool
  • the first terminal communicates with the second terminal by using the first carrier or the first resource pool.
  • a wireless communication method comprising:
  • the terminal selects at least one first logical channel according to a transmission format and/or a QoS attribute of a data configuration to be sent in at least one logical channel of the terminal;
  • the terminal transmits the MAC PDU on a target resource.
  • a third aspect provides a wireless communication method, including: a terminal sending first information to a network device, where the first information is used to indicate a transmission format of data to be transmitted.
  • a fourth aspect provides a wireless communication method, including: receiving, by a network device, first information sent by a terminal, where the first information is used to indicate a transmission format of data to be transmitted.
  • a terminal is provided for performing the method of the first or third aspect or the implementations thereof.
  • the terminal includes functional modules for performing the methods of the first or third aspects described above or the implementations thereof.
  • a terminal including a processor and a memory.
  • the memory is for storing a computer program for invoking and running a computer program stored in the memory, performing the method of the first or third aspect or the implementations thereof.
  • a network device for performing the method of the above fourth aspect.
  • the network device comprises functional modules for performing the method of the above fourth aspect.
  • a network device including a processor and a memory.
  • the memory is for storing a computer program for invoking and running a computer program stored in the memory to perform the method of the fourth aspect above.
  • a chip is provided for implementing the method of any of the first or second aspects described above or the implementations thereof.
  • the chip includes: a processor for calling and running a computer program from the memory, such that the device on which the chip is mounted performs the method of any one of the first or second aspects described above or the implementation manner thereof .
  • a computer readable storage medium for storing a computer program, the computer program causing a computer to perform the method of any one of the first or second aspects described above or the implementations thereof.
  • a computer program product comprising computer program instructions, the computer program instructions causing a computer to perform the method of any of the first or second aspects or the implementations thereof.
  • a computer program when executed on a computer, causing a computer to perform the method of any one of the first or second aspects described above or the implementations thereof.
  • the first terminal selects and selects from the at least one carrier or the at least one resource pool according to a QoS attribute configuration and/or a transport format configuration corresponding to the at least one carrier or the at least one resource pool.
  • the first carrier or the first resource pool in which the second terminal communicates, so that a carrier or resource pool that more closely matches the QoS attribute requirements and/or transmission format requirements of the data to be transmitted may be selected.
  • FIG. 1 is a schematic diagram of an application scenario of a side line link according to an embodiment of the present application.
  • FIG. 2 is another application scenario diagram of a side-line link according to an embodiment of the present application.
  • FIG. 3 is a schematic flowchart of a communication method for a side link according to an embodiment of the present application.
  • FIG. 4 is a schematic diagram of resource selection in accordance with an embodiment of the present application.
  • FIG. 5 is a schematic flowchart of a wireless communication method according to an embodiment of the present application.
  • FIG. 6 is a schematic flowchart of a wireless communication method according to an embodiment of the present application.
  • FIG. 7 is a schematic block diagram of a terminal according to an embodiment of the present application.
  • FIG. 8 is a schematic block diagram of a network device according to an embodiment of the present application.
  • FIG. 9 is a schematic block diagram of a communication device in accordance with an embodiment of the present application.
  • FIG. 10 is a schematic block diagram of a chip in accordance with an embodiment of the present application.
  • FIG. 11 is a schematic block diagram of a communication system in accordance with an embodiment of the present application.
  • FIG. 12 is a schematic block diagram of a communication system in accordance with an embodiment of the present application.
  • GSM Global System of Mobile Communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • LTE Long Term Evolution
  • FDD Frequency Division Duplex
  • TDD Time Division Duplex
  • UMTS Universal Mobile Telecommunication System
  • the present application describes various embodiments in connection with a terminal device.
  • the terminal device may also refer to a user equipment (User Equipment, UE), an access terminal, a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, a remote terminal, a mobile device, a user terminal, a terminal, a wireless communication device, and a user agent.
  • the access terminal may be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Assistant (PDA), with wireless communication.
  • PLMN public land mobile network
  • the present application describes various embodiments in connection with a network device.
  • the network device may be a device for communicating with the terminal device, for example, may be a base station (Base Transceiver Station, BTS) in the GSM system or CDMA, or may be a base station (NodeB, NB) in the WCDMA system, or may be An evolved base station (Evolutional Node B, eNB or eNodeB) in an LTE system, or the network device may be a relay station, an access point, an in-vehicle device, a wearable device, and a network side device in a future 5G network or a future evolved PLMN network. Network side devices, etc.
  • FIG. 1 and FIG. 2 are schematic diagrams of an application scenario of an embodiment of the present application.
  • FIG. 1 exemplarily shows one network device and two terminal devices.
  • the wireless communication system may include a plurality of network devices and may include other numbers of terminal devices within the coverage of each network device, the present invention The embodiment does not limit this.
  • the wireless communication system may further include other network entities such as a Mobile Management Entity (MME), a Serving Gateway (S-GW), and a Packet Data Network Gateway (P-GW).
  • MME Mobile Management Entity
  • S-GW Serving Gateway
  • P-GW Packet Data Network Gateway
  • embodiments of the invention are not limited thereto.
  • the terminal device 20 and the terminal device 30 can communicate in a D2D communication mode.
  • the terminal device 20 and the terminal device 30 directly communicate through a D2D link, ie, a side link (Sidelink, SL).
  • a side link Sidelink, SL
  • the terminal device 20 and the terminal device 30 directly communicate via a side line.
  • the terminal device 20 and the terminal device 30 communicate via a side line, and their transmission resources are allocated by the network device.
  • the scenario shown in FIG. 1 may be used in a V2V scenario, and the mode shown in FIG. 2 may be referred to as a mode 3, where the transmission resource of the in-vehicle terminal is allocated by the base station, and the in-vehicle terminal is on the side according to the resource allocated by the base station.
  • the data is transmitted on the line link; the base station may allocate a single transmission resource to the terminal, or may allocate a semi-static transmission resource to the terminal.
  • the terminal device 20 and the terminal device 30 communicate by side-line communication, and the transmission resources are independently selected by the terminal device, and the network device is not required to allocate transmission resources.
  • the scenario shown in FIG. 1 may be used in a V2V scenario
  • the mode shown in FIG. 2 may be referred to as mode 4
  • the in-vehicle terminal adopts a sensing mode of receiving + reservation.
  • the vehicle terminal obtains a set of available transmission resources by means of interception in the resource pool, and the terminal randomly selects one resource from the set for data transmission. Since the service in the car network system has periodic characteristics, the terminal usually adopts a semi-static transmission mode, that is, after the terminal selects one transmission resource, the terminal continuously uses the resource in multiple transmission cycles, thereby reducing resource reselection and The probability of a resource conflict.
  • the terminal carries the information for reserving the next transmission resource in the control information of the current transmission, so that other terminals can determine whether the resource is reserved and used by the user by detecting the control information of the user, thereby reducing resource conflicts. purpose.
  • the D2D communication method can be used for vehicle to vehicle (V2V) communication or vehicle to Everything (V2X) communication, or enhanced vehicle to Everything (eV2X).
  • V2X communication X can refer to any device with wireless receiving and transmitting capabilities, such as but not limited to slow moving wireless devices, fast moving in-vehicle devices, or network control nodes with wireless transmit and receive capabilities.
  • X can refer to any device with wireless receiving and transmitting capabilities, such as but not limited to slow moving wireless devices, fast moving in-vehicle devices, or network control nodes with wireless transmit and receive capabilities. It should be understood that the embodiment of the present invention is mainly applied to the scenario of V2X communication, but can also be applied to any other D2D communication scenario, which is not limited in this embodiment of the present invention.
  • FIG. 3 is a schematic flowchart of a communication method 300 for a side-line link according to an embodiment of the present application.
  • the method 300 includes at least a portion of the following.
  • first terminal may be the transmitting end of the data
  • second terminal may be the receiving end of the data.
  • the first terminal selects the target resource for sending data to the second terminal.
  • first terminal may be the receiving end of the data
  • the second terminal may be the transmitting end of the data.
  • the first terminal selects the target resource for receiving the data sent by the second terminal.
  • the first terminal selects the first carrier or the first resource pool from the at least one carrier or the at least one resource pool according to the QoS attribute configuration and/or the transport format configuration corresponding to the at least one carrier or the at least one resource pool.
  • the at least one carrier is a carrier that can be used for side-link communication, and each carrier can be configured with at least one resource pool, and the resource pool can include multiple resources, and is used to implement Communication of side links between terminals.
  • each carrier may have a QoS attribute configuration and/or a transport format configuration.
  • the QoS attribute configuration and/or transport format configuration of different carriers may be the same or different.
  • the QoS attribute configuration and/or the transport format configuration of the carrier may be a QoS attribute configuration and/or a transport format configuration of the one resource pool.
  • the QoS attribute may include time T2, and may also include other attributes for characterizing the quality of service.
  • the QoS attribute configuration of the carrier may have multiple values (for one QoS). Attribute), or the QoS attribute configuration of the carrier may be an average of the plurality of values, and the like.
  • the transport format configuration of the carrier may have multiple values.
  • the QoS attribute configuration of the carrier may also be a QoS configuration of the resource pool of the carrier for the current location of the first terminal and/or the second terminal, if currently located There are multiple available carriers for the location, the QoS configuration may have multiple values, or may be an average of the multiple values.
  • the transport format configuration of the carrier may also be a transport format configuration of the resource pool of the carrier for the current location of the first terminal and/or the second terminal, if currently There are multiple available carriers at the location, the transport format configuration may have multiple values, or may be an average of the multiple values.
  • the at least one resource pool may correspond to one carrier, or may correspond to more than one carrier.
  • each resource pool may have a time T2 configuration and/or a transport format configuration.
  • the time T2 configuration of the resource pool may refer to a maximum allowed time delay of the time when the data is transmitted by using the resources in the resource pool with respect to a certain time.
  • the moment may be a moment when the physical layer reports the interception result of the carrier sense to the media access control (MAC) layer, where the physical layer reports the interception result to the MAC layer.
  • the selected location can be triggered by the event that the terminal receives the data packet.
  • the time T2 configuration of the carrier may refer to a maximum allowed time delay of the time when the data is transmitted by using the resource in the resource pool of the carrier with respect to a certain time.
  • the moment may be a moment when the physical layer reports the interception result of the carrier sense to the MAC layer, where the physical layer reports the interception result to the MAC layer, optionally, the terminal may receive the data packet by the terminal. The event is triggered.
  • n resource selection is required, and the terminal will perform a listening result according to a certain time (for example, 1 second) in the past [n+T1, n+ Resource selection is performed within T2] milliseconds for transmitting subsequent data.
  • the time T2 configuration may also be referred to as a maximum delay configuration or a maximum delay configuration.
  • the transport format may be defined by at least one of the following: a resource to be transmitted, a codec mode of the data to be transmitted, and a parameter set of the data to be transmitted (eg, a subcarrier spacing, etc.) ), communication mode and reference signals of data to be transmitted, etc.
  • the resources of the data to be transmitted the codec mode of the data to be transmitted, the parameter set of the data to be transmitted (eg, subcarrier spacing, etc.), the communication mode, and the reference signal of the data to be transmitted. At least one different.
  • the transmission format is defined by at least one of: a frequency attribute of a resource, a time attribute of a resource, an attribute of a resource authorization, an associated source address, and/or a target address.
  • At least one of a frequency attribute of a resource, a time attribute of a resource, an attribute of a resource grant, an associated source address, and/or a target address is different.
  • time attributes of resources available in a resource pool or carrier eg, number of time units (eg, symbols, time slots, etc.) of one available resource, length of time of one symbol
  • the frequency attribute of the resources available in the resource pool or carrier the bandwidth occupied by the entire resource pool or carrier, the subcarrier spacing, the frequency of one available resource
  • the attributes of the resource authorization available in the resource pool or carrier a resource authorization
  • Source address and/or destination address associated with the resource pool or carrier eg, different resource pools and/or carriers are associated to different source addresses and/or destination addresses, where When the source address is reached, the terminal corresponding to the source address uses the resource pool or carrier to transmit data.
  • the resource pool associated with the target address is used. At least one of the carrier or the terminal that transmits the data to the destination address is different.
  • the transport format configuration and/or the QoS attribute configuration corresponding to the at least one carrier or the at least one resource pool is configured by a high layer of the first terminal, by the network
  • the device is configured or configured by other terminals than the first terminal.
  • the communication mode may be a unicast communication mode, a multicast communication mode, or a broadcast communication mode.
  • the first terminal may communicate with one terminal by using a unicast mode; if the communication mode is multicast communication In the mode, the first terminal may communicate with a group of terminals in a multicast manner; if the communication mode is a broadcast communication mode, the first terminal may communicate with other terminals by using a broadcast manner.
  • the reference signal of the A system is different from the reference signal of the B system, and it can be determined that the transmission format of the A system is different from the transmission format of the B system.
  • the codec mode of the A system is different from the codec mode of the B system, and it can be determined that the transmission format of the A system is the same as the transmission format of the B system.
  • the reference signal of the A system is different from the reference signal of the B system, and the codec mode of the A system is different from the codec mode of the B system, it can be determined that the transmission format of the A system is different from the transmission format of the B system.
  • the system A can be determined.
  • the transmission format is the same as the transmission format of the B system.
  • the codec mode of the A system is different from the codec mode of the B system
  • the logical channel of the A system is different from the logical channel of the B system
  • the A system can be determined.
  • the transmission format is different from the transmission format of the B system.
  • different communication systems correspond to different transmission formats.
  • the communication system may be LTE or New Radio (NR).
  • NR New Radio
  • the communication system of Release 14 and Release 15 can be further divided.
  • the receiving end of the LTE system cannot receive data transmitted by the transmitting end of the NR system and having the transmission format of the NR system.
  • the transmitting end of the LTE system cannot transmit data having the transport format of the NR system.
  • the first terminal may be configured according to the QoS attribute configuration and/or the transport format of the first carrier or the first resource pool, and the QoS attribute requirement and/or the transport format of the data to be transmitted. It is required to select data for transmitting by using the target resource from the data to be transmitted.
  • the QoS attribute requirement of the data to be transmitted and/or the transmission format requirement is configured by a high layer of the first terminal, configured by a network device, or by Other terminals than the first terminal are configured.
  • the first terminal may determine, from the data to be transmitted, which data may be sent in a certain resource pool or the first resource pool corresponding to the first carrier, specifically, The determination may be based on the QoS attribute configuration and/or transport format configuration of the first carrier and/or the first resource pool, and the QoS attribute requirements and/or transport format requirements of the data to be transmitted. For example, if the QoS attribute configuration of the first carrier or the first resource pool satisfies the QoS attribute requirements of some data, the data may be sent by using the resource pool of the first carrier or the resources in the first resource pool. For example, if the transmission format configuration of the first carrier or the first resource pool meets the transmission format requirements of some data, the data may be transmitted by using the resource pool of the first carrier or resources in the first resource pool.
  • the first terminal may be configured according to the QoS attribute and/or the transport format configuration corresponding to the at least one carrier or the at least one resource pool, and at least one of the following, from the at least one carrier Or the at least one resource pool, the first carrier or the first resource pool is selected:
  • a channel busy rate of the at least one carrier or the at least one resource pool where the channel busy rate may also be referred to as a channel occupancy ratio or the like;
  • the service priority identifier of the at least part of the data to be transmitted is a prefix of the at least part of the data to be transmitted.
  • the carrier or resource may be selected from the at least one carrier or the at least one resource pool based on a T2 time configuration corresponding to the at least one carrier or the at least one resource pool and a delay requirement of at least part of data to be transmitted. Pool.
  • the selected carrier or resource pool is a carrier or resource pool in which the T2 delay configuration meets the delay requirement of the at least part of the data to be transmitted.
  • a carrier or a resource pool may be selected from the at least one carrier or the at least one resource pool based on a transport format configuration corresponding to the at least one carrier or the at least one resource pool and a transport format requirement of at least part of the data to be transmitted.
  • the selected carrier or resource pool is a carrier or resource pool whose transmission format configuration meets the transmission format requirement of the at least part of the data to be transmitted.
  • a carrier or resource pool may be selected based on a channel busyness rate of the at least one carrier or the at least one resource pool.
  • the selected carrier or resource pool is a carrier or resource pool with a channel busy rate that is at or below a predetermined value.
  • the traffic priority rate of the at least one carrier or the at least one resource pool, the service priority identifier of the at least part of the data to be transmitted, and the service corresponding to the at least one carrier or the at least one resource pool may be used.
  • the carrier or resource pool is selected by the correspondence between the priority identifier and the channel busy rate requirement.
  • Each carrier or resource pool may correspond to a corresponding relationship, where the correspondence may be used to indicate how at least one service priority identifier corresponds to at least one channel busy rate requirement.
  • the channel busy rate requirement corresponding to the service priority identifier refers to the highest channel busy rate expected by the priority of the service priority identifier.
  • the correspondence corresponding to multiple carriers or multiple resource pools is the same.
  • the correspondence corresponding to the carrier may be a correspondence corresponding to the resource pool available to the first terminal and/or the location where the second terminal is located.
  • the first terminal may determine, according to a channel busy rate of at least part of the data to be transmitted, and the corresponding relationship, and a channel busy rate of each carrier or resource pool, to determine a service priority identifier corresponding to the at least part of the data to be transmitted. Carrier or resource pool required by channel busy rate.
  • the first carrier or the first carrier may be determined based on the service priority identifier of the at least part of the data to be transmitted, and the time T2 configuration and/or the transport format configuration corresponding to the at least one carrier or the at least one resource pool.
  • a resource pool For example, the service priority identifier has a corresponding relationship with the time T2 configuration (and/or the transport format configuration), and the carrier or the resource pool is selected based on the service priority identifier of the at least part of the data to be transmitted and the corresponding relationship.
  • the service priority identifier is used for the service priority of the data to be transmitted, and the service priority identifier may be a ProSe Per-Packet Priority (PPPP).
  • PPPP ProSe Per-Packet Priority
  • carrier selection is performed based on Channel Busy Ratio (CBR) measurements of respective carriers.
  • CBR Channel Busy Ratio
  • the terminal selects a carrier whose CBR is lower than a specific threshold, the threshold is different for different PPPPs; the selected carrier set Internally, the T2 is configured to satisfy the carrier of the delay requirement. Further, within the selected carrier set, the terminal selects the carrier with the lowest CBR.
  • CBR Channel Busy Ratio
  • carrier selection is performed based on CBR measurement values of respective carriers. For example, the terminal selects a carrier whose CBR is lower than a specific threshold, and the threshold is different for different PPPPs; and within the selected carrier set, when the selected T2 configuration is satisfied Delaying the carrier of the required resource pool, further, within the selected carrier set, the terminal selects the carrier with the lowest CBR
  • carrier selection is performed based on CBR measurement values of respective carriers. For example, the terminal selects a carrier whose CBR is lower than a specific threshold, and the threshold is different for different PPPPs; within the selected carrier set, the terminal selects the carrier with the lowest CBR, Further, on the selected carrier, the T2 configuration is selected to meet the required resource pool.
  • the above mentioned PPPP has a one-to-one correspondence with the channel busy rate requirement.
  • the PPPP and the delay requirement may also have a certain correspondence, for example, one of data to be transmitted.
  • PPPP corresponds to a delay requirement.
  • the first carrier is a carrier that satisfies at least one of the following conditions:
  • the channel has the lowest busy rate
  • the channel busy rate satisfies a channel busy rate requirement corresponding to at least a part of the service priority identifier of the data to be transmitted;
  • the QoS attribute configuration satisfies at least part of the QoS attribute requirements of the data to be transmitted.
  • the transport format configuration satisfies at least part of the transport format requirements of the data to be transmitted.
  • the first terminal configures and/or transmits a time QoS attribute according to at least part of the resource pool corresponding to the first carrier.
  • the second resource pool is selected from at least a part of the resource pool corresponding to the first carrier.
  • the resource pool can be further selected from the multiple resource pools.
  • the selection manner of the second resource pool may refer to the selection manner of the first resource pool.
  • the second resource pool is a resource pool that meets at least one of the following conditions in at least part of the resource pool corresponding to the first carrier:
  • the channel has the lowest busy rate
  • the channel busy rate is applicable to the channel busy rate requirement corresponding to the service priority identifier of at least part of the data to be transmitted;
  • the QoS attribute configuration satisfies at least part of the QoS attribute requirements of the data to be transmitted.
  • the transport format configuration satisfies at least part of the transport format requirements of the data to be transmitted.
  • the first resource pool is a resource pool in the at least one resource pool that satisfies at least one of the following conditions:
  • the channel has the lowest busy rate
  • the channel busy rate is applicable to the channel busy rate requirement corresponding to the service priority identifier of at least part of the data to be transmitted;
  • the QoS attribute configuration satisfies at least part of the QoS attribute requirements of the data to be transmitted.
  • the transport format configuration satisfies at least part of the transport format requirements of the data to be transmitted.
  • the method 300 can be used in the case of a carrier or a resource pool.
  • the currently used carrier or resource pool cannot satisfy at least part of the QoS attribute requirement of the data to be transmitted and/or at least part of the data to be transmitted adopts a non-single transmission mode, from the at least one carrier or resource pool, Select the first carrier or the first resource pool.
  • the non-single transmission mode may be multiple transmissions, for example, periodic transmission.
  • At least part of the data to be transmitted mentioned above may be all current data to be transmitted, or may be part of data to be transmitted, for example, data to be transmitted with higher priority.
  • the method 300 can also be applied to the case of carrier or resource pool priming.
  • the first terminal communicates with the second terminal by using the first carrier or the first resource pool.
  • the first terminal may use the second resource pool corresponding to the first carrier, where the first terminal communicates with the second terminal.
  • the first terminal is in the second resource pool or the first resource pool corresponding to the first carrier, and the first terminal selects the target resource.
  • n resource selection
  • the terminal performs the listening result in [n+T1, n+T2] milliseconds according to the listening result of a past period of time (which may be called a listening window).
  • the process of selecting resources in the selection window by the terminal may be as follows:
  • the terminal selects all available resources in the window as a set A, and the terminal performs the exclusion operation on the resources in the set A:
  • the terminal does not have a listening result in certain subframes in the listening window (for example, the block filled in the vertical line in FIG. 4), the subframes are corresponding to the subframes in the selection window (for example, the wave point filling in FIG. 4)
  • the resource on the block is excluded; wherein the terminal can preset the correspondence between the listening window and the subframe in the selection window;
  • PSCCH physical side link control channel
  • RSRP PSSCH-reference signal receiving power
  • the terminal performs Sidelink-Received Signal Strength Indicator (S-RSSI) detection on the remaining resources in the set A, and sorts according to the energy level, and the lowest energy is 20% (relative to the set A). Number of resources) resources into collection B
  • S-RSSI Sidelink-Received Signal Strength Indicator
  • the terminal selects a resource from the medium probability of the set B to perform data transmission.
  • the terminal when the first terminal selects a resource for transmission, the user continues to use the reserved resource X times (for example, the block filled with the slash in FIG. 4), and the data is transmitted once.
  • X minus 1 when X is reduced to 0, the terminal will randomly generate a random number between [0, 1], and compare with the parameter probResourceKeep (P_resKeep), if it is greater than the parameter, the terminal performs resource reselection, if less than With this parameter, the terminal continues to use the resource and resets X.
  • P_resKeep parameter probResourceKeep
  • the first terminal selects from the at least one carrier or the at least one resource pool according to a QoS attribute configuration and/or a transport format configuration corresponding to the at least one carrier or the at least one resource pool.
  • the first carrier or the first resource pool in communication with the second terminal, so that a carrier or resource pool that more closely matches the QoS attribute requirements and/or transmission format requirements of the data to be transmitted can be selected.
  • FIG. 5 is a schematic flowchart of a wireless communication method 400 according to an embodiment of the present application.
  • the method 400 can be used for side line communication.
  • the method can also be used for communication between the terminal and the network side.
  • the method 400 includes at least some of the following.
  • the terminal selects at least one first logical channel according to a transmission format and/or a QoS attribute of a data configuration to be transmitted in at least one logical channel of the terminal.
  • the transmission format and/or QoS attribute of the to-be-transmitted data configuration may be configured by a higher layer of the terminal, configured by a network device, or configured by other terminals than the terminal.
  • the terminal selects a logical channel set, and selects the at least one first according to a transport format and/or a quality of service QoS attribute of the to-be-sent data configuration in the logical channel set of the terminal.
  • Logical channel the terminal selects a logical channel set, and selects the at least one first according to a transport format and/or a quality of service QoS attribute of the to-be-sent data configuration in the logical channel set of the terminal.
  • the terminal device may first select a logical channel set, and after selecting the logical channel set, select the first logical channel from the logical channel set.
  • the logical channels in the logical channel set have the same target address. That is to say, the division of the logical channel set may be divided based on the target address, each target address corresponds to one logical channel set, and one logical channel set may include at least one logical channel.
  • the transport format and/or QoS attributes of the data configuration to be transmitted in the logical channel may be understood as the transport format and/or QoS attributes of the logical channel to be transmitted, or as the transport format of the logical channel configuration and/or The QoS attribute, or the transport format and/or QoS attributes required for the logical channel.
  • the terminal determines the first transmission format, and the terminal selects the first logical channel according to the first transmission format and the transmission format of the data configuration to be sent in the at least one logical channel.
  • the terminal can perform logical channel selection based on a specific transmission format and a transmission format of each logical channel to be transmitted data configuration.
  • the transmission format of the data configuration to be sent in the first logical channel includes the first transmission format.
  • the transmission format of the data configuration to be transmitted in the first logical channel may also include other transmission formats.
  • the terminal determines the first transmission format according to the transmission format of the target resource configuration and/or the transmission format of the at least part of the data configuration to be sent.
  • the first transmission format includes at least one of the transmission formats of the target resource configuration.
  • the first transmission format includes at least one of the transmission formats of at least part of the data configuration to be sent.
  • the transmission format of the target resource configuration may be determined as the first transmission format.
  • the transmission format of at least part of the data to be transmitted configuration may be determined as the first transmission format.
  • the transmission format in which the target resource and at least part of the data to be transmitted are configured together may be determined as the first transmission format.
  • the at least part of the to-be-sent data may be all currently to-be-sent data, or may be current part of to-be-sent data, for example, the highest or higher priority to be transmitted data, or the highest or higher priority logical channel.
  • the data to be sent in may be all currently to-be-sent data, or may be current part of to-be-sent data, for example, the highest or higher priority to be transmitted data, or the highest or higher priority logical channel.
  • At least part of the data to be sent belongs to the to-be-sent data in the at least one logical channel.
  • the at least part of the to-be-transmitted data may belong to part of data of the to-be-sent data included in the at least one first logical channel.
  • the terminal may also select the first logical channel based on other manners, for example, the transport format may have priority order, and the at least one logical channel has the highest priority transmission.
  • the logical channel of the format configuration is determined to be the first logical channel.
  • the transport format may be defined by at least one of the following: a resource to be transmitted, a codec mode of the data to be transmitted, and a parameter set of the data to be transmitted (eg, a subcarrier spacing, etc.) ), communication mode and reference signals of data to be transmitted, etc.
  • the resources of the data to be transmitted the codec mode of the data to be transmitted, the parameter set of the data to be transmitted (eg, subcarrier spacing, etc.), the communication mode, and the reference signal of the data to be transmitted. At least one different.
  • the communication mode is a communication mode in which the terminal communicates with other terminals.
  • the communication mode may be a unicast communication mode, a multicast communication mode, or a broadcast communication mode.
  • the terminal may communicate with one terminal in a unicast manner; if the communication mode is a multicast communication mode, the terminal The multicast mode can be used to communicate with a group of terminals; if the communication mode is the broadcast communication mode, the terminal can communicate with other terminals by means of broadcast.
  • the transmission format is defined by at least one of: a frequency attribute of a resource, a time attribute of a resource, an attribute of a resource authorization, an associated source address, and/or a target address.
  • At least one of a frequency attribute of a resource, a time attribute of a resource, an attribute of a resource grant, an associated source address, and/or a target address is different.
  • time attributes of resources available for data to be transmitted eg, number of time units (eg, symbols, time slots, etc.) of one available resource, length of time of one symbol
  • the frequency attribute of the available resources of the data the bandwidth occupied by all available resources, the subcarrier spacing, the frequency of the available resources
  • the attributes of the resource authorization available for the data to be transmitted the size of the resource corresponding to a resource authorization, etc.
  • the source address and/or the target address associated with the data to be transmitted refers to the terminal to which the data to be transmitted is transmitted by the terminal corresponding to the source address
  • the target address associated with the data to be transmitted refers to the to-be-addressed
  • At least one of the transmission data transmitted to the terminal corresponding to the target address is different.
  • the terminal determines the first QoS attribute, and the terminal selects the first logical channel according to the first QoS attribute and the QoS attribute of the data configuration to be sent in the at least one logical channel.
  • the terminal can select the logical channel based on the specific QoS attribute and the QoS attribute of the data configuration to be transmitted of each logical channel.
  • the QoS attribute of the data configuration to be sent in the first logical channel includes the first QoS attribute.
  • the QoS attributes of the data configuration to be transmitted in the first logical channel may also include other QoS attributes.
  • the terminal determines, according to the QoS attribute of the target resource configuration and/or the QoS attribute of the at least part of the data to be sent, the terminal determines the first QoS attribute.
  • the first QoS attribute includes at least one of the QoS attributes of the target resource configuration.
  • the first QoS attribute includes at least one of the QoS attributes of the at least part of the data configuration to be sent.
  • the QoS attribute of the target resource configuration may be determined as the first QoS attribute.
  • the QoS attribute of at least part of the data to be transmitted configuration may be determined as the first QoS attribute.
  • the QoS attribute configured by the target resource and at least part of the to-be-sent data may be determined as the first QoS attribute.
  • the at least part of the to-be-sent data may be all currently to-be-sent data, or may be current part of to-be-sent data, for example, the highest or higher priority to be transmitted data, or the highest or higher priority logical channel.
  • the data to be sent in may be all currently to-be-sent data, or may be current part of to-be-sent data, for example, the highest or higher priority to be transmitted data, or the highest or higher priority logical channel.
  • At least part of the data to be sent belongs to the to-be-sent data in the at least one logical channel.
  • the at least part of the to-be-transmitted data may belong to part of data of the to-be-sent data included in the at least one first logical channel.
  • the terminal may also select the first logical channel based on other manners, for example, the QoS attribute may have priority ordering, and the highest priority QoS among the at least one logical channel.
  • the logical channel of the attribute configuration is determined as the first logical channel.
  • a terminal generates a Media Access Control (MAC) PDU based on a Radio Link Control (RLC) Protocol Data Unit (PDU) of the at least one first logical channel.
  • MAC Media Access Control
  • RLC Radio Link Control
  • PDU Protocol Data Unit
  • the terminal transmits a MAC PDU on the target resource.
  • the terminal selects at least one first logical channel according to a transmission format and/or a QoS attribute of a data configuration to be transmitted in at least one logical channel of the terminal; and based on the at least one first logical channel
  • the radio link controls the RLC protocol data unit PDU, and the terminal generates a medium access control MAC PDU to be sent on the target resource, and implements a logical channel-based transmission format to implement data transmission.
  • FIG. 6 is a schematic flowchart of a wireless communication method 500 according to an embodiment of the present application.
  • the method 500 can be used for communication between the terminal and the network side.
  • this method can also be used for side-link communication.
  • the method 500 can include at least some of the following.
  • the terminal sends the first information to the network device, where the first information is used to indicate a transmission format of the data to be transmitted.
  • the network device receives the first information sent by the terminal.
  • the transport format may be defined by at least one of the following: a resource to be transmitted, a codec mode of the data to be transmitted, and a parameter set of the data to be transmitted (eg, a subcarrier spacing, etc.) ), communication mode and reference signals of data to be transmitted, etc.
  • the resources of the data to be transmitted the codec mode of the data to be transmitted, the parameter set of the data to be transmitted (eg, subcarrier spacing, etc.), the communication mode, and the reference signal of the data to be transmitted. At least one different.
  • the transmission format is defined by at least one of: a frequency attribute of a resource, a time attribute of a resource, an attribute of a resource authorization, an associated source address, and/or a target address.
  • At least one of a frequency attribute of a resource, a time attribute of a resource, an attribute of a resource grant, an associated source address, and/or a target address is different.
  • time attributes of resources available for data to be transmitted eg, number of time units (eg, symbols, time slots, etc.) of one available resource, length of time of one symbol
  • the frequency attribute of the available resources of the data the bandwidth occupied by all available resources, the subcarrier spacing, the frequency of the available resources
  • the attributes of the resource authorization available for the data to be transmitted the size of the resource corresponding to a resource authorization, etc.
  • the source address and/or the target address associated with the data to be transmitted refers to the terminal to which the data to be transmitted is transmitted by the terminal corresponding to the source address
  • the target address associated with the data to be transmitted refers to the to-be-addressed
  • At least one of the transmission data transmitted to the terminal corresponding to the target address is different.
  • the communication mode may be a unicast communication mode, a multicast communication mode, or a broadcast communication mode.
  • the transmission format is a transmission format in which the terminal communicates with other terminals.
  • the terminal may communicate with one terminal in a unicast manner; if the communication mode is a multicast communication mode, the terminal The multicast mode can be used to communicate with a group of terminals; if the communication mode is the broadcast communication mode, the terminal can communicate with other terminals by means of broadcast.
  • the reference signal of the A system is different from the reference signal of the B system, and it can be determined that the transmission format of the A system is different from the transmission format of the B system.
  • the codec mode of the A system is different from the codec mode of the B system, and it can be determined that the transmission format of the A system is the same as the transmission format of the B system.
  • the reference signal of the A system is different from the reference signal of the B system, and the codec mode of the A system is different from the codec mode of the B system, it can be determined that the transmission format of the A system is different from the transmission format of the B system.
  • the system A can be determined.
  • the transmission format is the same as the transmission format of the B system.
  • the codec mode of the A system is different from the codec mode of the B system
  • the logical channel of the A system is different from the logical channel of the B system
  • the A system can be determined.
  • the transmission format is different from the transmission format of the B system.
  • different communication systems correspond to different transmission formats.
  • the communication system may be LTE or New Radio (NR).
  • NR New Radio
  • the communication system of Release 14 and Release 15 can be further divided.
  • the receiving end of the LTE system cannot receive data transmitted by the transmitting end of the NR system and having the transmission format of the NR system.
  • the transmitting end of the LTE system cannot transmit data having the transport format of the NR system.
  • the physical layer feature of the first information, the logical channel identifier carried by the first information, the logical channel group identifier carried by the first information, the target address carried by the first information, and the first information may be used.
  • the at least one of the carried destination address identifier, the carrier frequency for transmitting the data to be transmitted carried in the first information, and the signaling format of the first information is used to distinguish the transmission format.
  • the signaling format of the first information and the carrier frequency carried by the first information for transmitting data to be transmitted are used to notify the network device of a transmission format of the data to be transmitted.
  • the target address or the target address identifier may be identified by a target address or a target address of the service of the data to be transmitted, and different services correspond to different target address identifiers.
  • the target address or the target address identifier may correspond to the identity (ID) of the service.
  • the signaling format of the first information used to distinguish the transmission format may be a MAC layer format of the information, a Radio Link Control (RLC) layer format, and a Packet Data Convergence Protocol (Packet Data Convergence Protocol, PDCP) layer format, or Radio Resource Control (RRC) layer format.
  • RLC Radio Link Control
  • PDCP Packet Data Convergence Protocol
  • RRC Radio Resource Control
  • the bytes of different MAC layer formats are different. For example, the division and number of byte blocks, and the meaning of byte block representation.
  • RLC layer formats have different bytes. For example, the division and number of byte blocks, and the meaning of byte block representation.
  • RLC layer formats have different bytes. For example, the division and number of byte blocks, and the meaning of byte block representation.
  • the bytes of different RRC layer formats are different. For example, the division and number of byte blocks, and the meaning of byte block representation.
  • the logical channel or logical channel group may refer to a logical channel or a logical channel group to which data is to be transmitted.
  • the target address or the target address identifier may refer to a target address or a target address identifier corresponding to the service.
  • the service mentioned here may be the service to which the data to be transmitted belongs.
  • the physical layer feature of the first information may be a resource corresponding to the first information, a parameter set, a reference signal, a codec mode, a multiple access mode, and the like.
  • the terminal may send the first information to the network device by using RRC signaling, and/or a MAC (Control Element, CE).
  • RRC signaling and/or a MAC (Control Element, CE).
  • CE Control Element
  • different carrier frequencies may correspond to different transmission formats, and based on the carrier frequency carried by the first information for transmitting data to be transmitted, the transmission format may be determined, for example, whether the transmission format under the LTE communication protocol or the NR may be utilized.
  • the transport format under the communication protocol may be determined, for example, whether the transmission format under the LTE communication protocol or the NR may be utilized.
  • the transmission format may also be defined by the carrier frequency to be transmitted (or further combined with other parameters).
  • the network device may send a downlink reference signal based on the LTE communication system or the NR communication system
  • the terminal device may The device performs measurement based on the downlink reference signal sent by the LTE communication system and/or the NR communication system, and can report a downlink reference signal corresponding to one of the communication systems, where the carrier frequency of the downlink reference signal can be transmitted by carrying the one communication system,
  • the network device is informed of the system corresponding to the downlink reference signal, so that the network side can perform downlink transmission or uplink scheduling based on the corresponding transmission format of the system.
  • the first information may directly indicate the transmission format of the data to be transmitted, that is, the first information includes bits of the transmission format of the data to be transmitted.
  • the first information sent by the terminal to the network device has a bit.
  • the transmission format of the data to be transmitted is format 1.
  • the network device can determine that the data is to be determined.
  • the transmission format of the transmitted data is format 1.
  • the logical channel of the data to be transmitted, the logical channel group of the data to be transmitted, the target address of the data to be transmitted, the target address identifier of the data to be transmitted, the physical layer feature for indicating the information of the transport format, and the data to be transmitted are sent.
  • At least one of a carrier frequency and a signaling format for indicating a transmission format has a correspondence with a transmission format.
  • the correspondence may be a one-to-one correspondence.
  • a physical layer feature can correspond to a transport format.
  • a logical channel can correspond to a transport format.
  • the correspondence may also be a many-to-one relationship.
  • multiple logical channels may correspond to one transport format.
  • the correspondence may be preset or determined according to signaling.
  • the correspondence may be determined by the terminal.
  • the terminal sends third information to the network device, where the third information is used for the correspondence.
  • the network device may determine, according to the first information and the corresponding relationship, a transmission format of the data to be transmitted.
  • the correspondence may be determined by the network device.
  • the network device sends fourth information to the terminal to indicate the correspondence.
  • the terminal may determine, according to the correspondence, and a data format of the data to be transmitted, a logical channel of the data to be transmitted, a logical channel group of the data to be transmitted, and a target address of the data to be transmitted, to be Transmitting at least one of a target address identifier of the data, a physical layer feature of the first information, a carrier frequency transmitting the data to be transmitted, and a signaling format of the first information, and transmitting the first information to the network device based thereon.
  • the terminal may, according to the correspondence, the logical channel of the data to be transmitted, the logical channel group of the data to be transmitted, the target address of the data to be transmitted, the target address identifier of the data to be transmitted, and the first information. At least one of a physical layer feature, a carrier frequency for transmitting data to be transmitted, and a signaling format of the first indication information, determining a transmission format of the data to be transmitted, and transmitting the first information to the network device.
  • the network device allows or supports (or does not allow or does not support) the terminal requesting resources for different transport formats.
  • the terminal may send the first indication information to the network device.
  • the network device can support both the LTE system and the NR system, the network device allows or supports the terminal to request resources for different transport formats.
  • the terminal may send the first information to the network device.
  • the terminal does not send the first information to the network device.
  • the network device may send a fifth information to the terminal, where the information may indicate whether the network device allows or supports the terminal to request resources for different transport formats.
  • the terminal may further report the amount of data to be transmitted to the network device.
  • the amount of data may be, but not limited to, the amount of the current terminal cache.
  • the first information may be a Buffer Status Report (BSR).
  • the terminal sends the sixth information to the network device, where the sixth information may include the data volume of the data to be transmitted.
  • the network device can determine the transmission format of the data to be transmitted, and determine the data amount of the data to be transmitted.
  • the network device may allocate resources to the terminal according to the transmission format and the data volume of the data to be transmitted, and the terminal transmits the data to be transmitted.
  • the order in which the terminal sends the first information and the sixth information to the network device is not specifically limited in this embodiment.
  • the terminal may first send the sixth information to the network device, and then send the first information; the terminal may also first send the first information to the network device, and then send the sixth information.
  • the first information and the sixth information may be simultaneously transmitted, that is, the first information and the sixth information may be carried in the same message.
  • the network device receives the first information sent by the terminal, where the first information is used to indicate a transmission format of data to be transmitted.
  • the network device may be the terminal based on the transmission format of the data to be transmitted. Allocate resources for data transfer.
  • the network device sends the second information to the terminal, where the second information may indicate the resource allocated by the network device for the terminal.
  • the terminal may send the data to be transmitted based on the resource allocated by the network device for the transmission format of the data to be transmitted.
  • the network device may determine the transmit power of the downlink transmission based on the transmission format of the transmission data.
  • the network device may determine, according to the transmission format of the transmission data, a transmission manner for communicating with the terminal.
  • the network device when the network device receives the transmission format and the data volume of the data to be transmitted, the network device may allocate the resource for the data transmission to the terminal according to the transmission format and the data volume of the data to be transmitted.
  • the second information sent by the network device to the terminal may indicate the resource allocated by the network device for the transmission format and the data volume of the data to be transmitted.
  • the terminal may send the data to be transmitted based on the resource allocated by the network device for the transmission format and the amount of data of the data to be transmitted.
  • the network device may determine whether to communicate with the terminal based on a transmission format and a data volume of the data to be transmitted.
  • the network device may determine, according to a transmission format and a data volume of the data to be transmitted, a transmit power of the downlink transmission.
  • the network device may determine, according to a transmission format and a data volume of the data to be transmitted, a transmission manner for communicating with the terminal.
  • the terminal sends the first information to the network device, where the first information is used to indicate a transmission format of the data to be transmitted, and the network device may perform scheduling on the terminal, and may implement the terminal based on the transmission format. Scheduling, so that when scheduling the terminal, you can better understand the situation of the terminal and improve communication performance.
  • FIG. 7 is a schematic block diagram of a terminal 600 according to an embodiment of the present application. As shown in FIG. 7, the terminal 600 includes a communication unit 620. Further, the terminal 600 may further include a processing unit 610.
  • the processing unit 610 is configured to: according to a QoS attribute configuration and/or a transport format configuration corresponding to the at least one carrier or the at least one resource pool, from the at least one carrier or the at least one resource pool The first carrier or the first resource pool is selected; the communication unit 620 is configured to: communicate with the second terminal by using the first carrier or the first resource pool.
  • the processing unit 610 is further configured to:
  • the processing unit 610 is further configured to:
  • the first resource pool Selecting the first carrier or the at least one carrier or the at least one resource pool according to the at least one carrier or the QoS attribute configuration and/or the transport format configuration corresponding to the at least one resource pool and at least one of the following The first resource pool:
  • the service priority identifier of the at least part of the data to be transmitted is a prefix of the at least part of the data to be transmitted.
  • the first carrier is a carrier that satisfies at least one of the following conditions:
  • the channel has the lowest busy rate
  • the channel busy rate satisfies a channel busy rate requirement corresponding to at least a part of the service priority identifier of the data to be transmitted;
  • the QoS attribute configuration satisfies at least part of the QoS attribute requirements of the data to be transmitted.
  • the transport format configuration satisfies at least part of the transport format requirements of the data to be transmitted.
  • the communication unit 620 is further configured to: when the processing unit 610 selects the first carrier from the at least one carrier, using the second resource pool corresponding to the at least one first carrier Communicate with the second terminal.
  • the processing unit 610 is further configured to:
  • the second resource pool is a resource pool that meets at least one of the following conditions in at least part of the resource pool corresponding to the first carrier:
  • the channel has the lowest busy rate
  • the channel busy rate is applicable to the channel busy rate requirement corresponding to the service priority identifier of at least part of the data to be transmitted;
  • the QoS attribute configuration satisfies at least part of the QoS attribute requirements of the data to be transmitted.
  • the transport format configuration satisfies at least part of the transport format requirements of the data to be transmitted.
  • the first resource pool is a resource pool in the at least one resource pool that satisfies at least one of the following conditions:
  • the channel has the lowest busy rate
  • the channel busy rate is applicable to the channel busy rate requirement corresponding to the service priority identifier of at least part of the data to be transmitted;
  • the QoS attribute configuration satisfies at least part of the QoS attribute requirements of the data to be transmitted.
  • the transport format configuration satisfies at least part of the transport format requirements of the data to be transmitted.
  • the processing unit 610 is further configured to:
  • the currently used carrier or resource pool cannot satisfy at least part of the QoS attribute requirements of the data to be transmitted and/or at least part of the data to be transmitted adopts a non-single transmission mode, select from the at least one carrier or resource pool A carrier or a first resource pool.
  • different communication formats correspond to different transmission formats.
  • the communication system includes LTE or NR.
  • the transport format is defined by a communication mode.
  • the communication mode is a unicast communication mode, a multicast communication mode, or a broadcast communication mode.
  • the transmission format is defined by at least one of: a frequency attribute of a resource, a time attribute of a resource, an attribute of a resource authorization, an associated source address, and/or a target address.
  • the QoS attribute includes a QoS attribute.
  • the transport format configuration and/or the QoS attribute configuration corresponding to the at least one carrier or the at least one resource pool is configured by a high layer of the first terminal, by the network
  • the device is configured or configured by other terminals than the first terminal.
  • the QoS attribute requirement of the data to be transmitted and/or the transmission format requirement is configured by a high layer of the first terminal, configured by a network device, or by Other terminals than the first terminal are configured.
  • terminal 600 may correspond to the first terminal in the method 300, and the corresponding operations of the first terminal may be implemented. For brevity, details are not described herein again.
  • the processing unit 610 is configured to: select, according to a transmission format of a data configuration to be sent in at least one logical channel of the terminal, at least one first logical channel; based on the at least one first logic
  • the radio link of the channel controls the RLC protocol data unit PDU, and the terminal generates a medium access control MAC PDU;
  • the communication unit 620 is configured to: send the MAC PDU on a target resource.
  • the processing unit 610 is further configured to:
  • Determining a first transmission format selecting at least one first logical channel according to the first transmission format and a transmission format of the data configuration to be transmitted in the at least one logical channel.
  • the transmission format of the data configuration to be sent in the first logical channel includes the first transmission format.
  • the processing unit 610 is further configured to:
  • the first transmission format is determined according to a transmission format of the target resource configuration and/or a transmission format of at least part of the data configuration to be transmitted.
  • the at least part of the to-be-sent data belongs to the to-be-sent data in the at least one logical channel.
  • the first transmission format includes at least one of the transmission formats of the target resource configuration.
  • the first transmission format includes at least one of the transmission formats of the at least part of the data configuration to be sent.
  • the processing unit 610 is further configured to: determine a first QoS attribute; and according to the first QoS attribute, and a QoS attribute of a data configuration to be sent in the at least one logical channel, At least one first logical channel is selected.
  • the QoS attribute of the data configuration to be sent in the first logical channel includes the first QoS attribute.
  • the processing unit 610 is further configured to: determine the first QoS attribute according to the QoS attribute of the target resource configuration and/or the QoS attribute of at least part of the data configuration to be sent.
  • the at least part of the to-be-sent data belongs to the to-be-sent data in the at least one logical channel.
  • the first QoS attribute includes at least one QoS attribute of the QoS attribute of the target resource configuration.
  • the first QoS attribute includes at least one of the QoS attributes of the at least part of the data configuration to be sent.
  • the terminal 600 is used for side line communication.
  • different communication formats correspond to different transmission formats.
  • the communication system includes LTE or NR.
  • the transport format is defined by a communication mode.
  • the communication mode is a unicast communication mode, a multicast communication mode, or a broadcast communication mode.
  • the transmission format is defined by at least one of: a frequency attribute of a resource, a time attribute of a resource, an attribute of a resource authorization, an associated source address, and/or a target address.
  • the QoS attribute includes time T2.
  • the transport format and/or the quality of service QoS attribute of the data to be sent configuration is configured by a high layer of the terminal, configured by a network device, or by the terminal.
  • Other terminal configurations are outside.
  • the processing unit is further configured to:
  • the logical channels in the logical channel set have the same target address.
  • terminal 600 may correspond to the terminal in the method 400, and the corresponding operations of the terminal in the method 400 may be implemented. For brevity, details are not described herein again.
  • the communication unit 620 is configured to: send, to the network device, first information, where the first indication information is used to indicate a transmission format of the data to be transmitted.
  • the communication unit 620 is further configured to: receive second information, where the second information is used to indicate resources allocated by the network device;
  • the data to be transmitted is transmitted based on the resource.
  • the first information is a logical channel identifier of the data to be transmitted carried, a logical channel group identifier of the data to be transmitted, a target address of the data to be transmitted, and a target address identifier of the data to be transmitted.
  • At least one of a physical layer feature of the first information, a carrier frequency for transmitting data to be transmitted, and a signaling format of the first information indicates a transmission format of the data to be transmitted.
  • the communication unit 620 is further configured to:
  • the third information includes a logical channel identifier of the data, a logical channel group identifier of the data, a target address of the data, a target address identifier of the data, a physical layer characteristic of the information used to indicate the transport format, and a sending Correspondence between at least one of a carrier frequency of data and a signaling format for indicating information of a transport format and a transport format.
  • the communication unit 620 is further configured to:
  • the fourth information includes a logical channel identifier of the data, a logical channel group identifier of the data, a target address of the data, a target address identifier of the data, a physical layer characteristic of the information used to indicate the transport format, Correspondence between at least one of a carrier frequency of the transmitted data and a signaling format for indicating information of the transport format and a transport format.
  • the communication unit 620 is further configured to:
  • the communication unit 620 is further configured to:
  • the first information is sent to the network device.
  • the communication unit 620 is further configured to:
  • the RRC signaling is controlled by radio resources, and/or the media access control MAC control unit CE sends the first information to the network device.
  • the communication unit 620 is further configured to: report the data volume of the data to be transmitted to the network device.
  • the signaling format of the first information used to indicate the transmission format is a MAC layer format, an RLC layer format, a PDCP layer format, or an RRC layer format of the first information.
  • the transmission format for transmitting data in the LTE system and the NR system is different.
  • the transport format is defined by a communication mode.
  • the communication mode is a unicast communication mode, a multicast communication mode, or a broadcast communication mode.
  • the transmission format is defined by at least one of: a frequency attribute of a resource, a time attribute of a resource, an attribute of a resource authorization, an associated source address, and/or a target address.
  • terminal 600 may correspond to the terminal in the method 500, and the corresponding operations of the terminal in the method 500 may be implemented. For brevity, details are not described herein again.
  • FIG. 8 is a schematic block diagram of a network device 700 in accordance with an embodiment of the present application. As shown in FIG. 8, the network device 700 includes a communication unit 710.
  • the communication unit 710 is configured to: receive first information sent by the terminal, where the first information is used to indicate a transmission format of data to be transmitted.
  • the communication unit 710 is further configured to: send, to the terminal, second information, where the second information is used to indicate the resource allocated by the network device 700.
  • the first indication information is a logical channel identifier of the data to be transmitted carried, a logical channel group identifier of the data to be transmitted, a target address of the data to be transmitted, and a target of the data to be transmitted. At least one of the address identifier, the physical layer characteristic of the first information, the carrier frequency transmitting the data to be transmitted, and the signaling format of the first information indicates a transmission format of the data to be transmitted.
  • the communication unit 710 is further configured to:
  • the third information includes a logical channel identifier of the data, a data logical channel group identifier, a target address identifier of the data, a target address identifier of the data, a physical layer feature for indicating information of the transport format, and a sending Correspondence between at least one of a carrier frequency of data and a signaling format for indicating information of a transport format and a transport format.
  • the communication unit 710 is further configured to: send, to the terminal, fourth information, where the fourth information includes a logical channel identifier of the data, a logical channel group identifier of the data, a target address of the data, and data. Correspondence between at least one of a target address identifier, a physical layer feature for indicating information of a transport format, a carrier frequency of the transmitted data, and a signaling format for indicating a transport format.
  • the communications unit 710 is further configured to: send, to the terminal, fifth information, where the fifth information includes whether the terminal is allowed or supported to request resources for different transport formats;
  • the communication unit 710 is further configured to:
  • the terminal is allowed or supported to request resources for different transmission formats, the first information sent by the terminal is received.
  • the first information is carried in RRC signaling, and/or MAC CE.
  • the communication unit 710 is further configured to: receive the data volume of the data to be transmitted reported by the terminal.
  • the signaling format of the first information used to indicate the transmission format is a MAC layer format, an RLC layer format, a PDCP layer format, or an RRC layer format of the first information.
  • the transmission format for transmitting data in the LTE system and the NR system is different.
  • the transport format is defined by a communication mode.
  • the communication mode is a unicast communication mode, a multicast communication mode, or a broadcast communication mode.
  • the transmission format is defined by at least one of: a frequency attribute of a resource, a time attribute of a resource, an attribute of a resource authorization, an associated source address, and/or a target address.
  • the network device 700 may correspond to the network device in the method 500, and the corresponding operations of the network device may be implemented. For brevity, no further details are provided herein.
  • FIG. 9 is a schematic block diagram of a communication device 800 in accordance with an embodiment of the present application.
  • the communication device 800 shown in Figure 9 includes a processor 810 that can call and run a computer program from memory to implement the methods in the embodiments of the present application.
  • the communication device 800 may further include a memory 820.
  • the processor 810 can call and run a computer program from the memory 820 to implement the method in the embodiment of the present application.
  • the memory 820 may be a separate device independent of the processor 810 or may be integrated in the processor 810.
  • the communication device 800 may further include a transceiver 830, and the processor 810 may control the transceiver 830 to communicate with other devices, in particular, may send information or data to other devices, or receive other Information or data sent by the device.
  • the processor 810 may control the transceiver 830 to communicate with other devices, in particular, may send information or data to other devices, or receive other Information or data sent by the device.
  • the transceiver 830 can include a transmitter and a receiver.
  • the transceiver 80 may further include an antenna, and the number of antennas may be one or more.
  • the communication device 800 can implement the corresponding processes implemented by the terminal or the network device in the methods of the embodiments of the present application. For brevity, details are not described herein again.
  • FIG. 10 is a schematic block diagram of a chip 900 in accordance with an embodiment of the present application.
  • the chip 900 shown in FIG. 10 includes a processor 910 that can call and run a computer program from a memory to implement the method in the embodiments of the present application.
  • the chip 900 may further include a memory 920.
  • the processor 910 can call and run a computer program from the memory 920 to implement the method in the embodiment of the present application.
  • the memory 920 may be a separate device independent of the processor 910 or may be integrated in the processor 910.
  • the chip 900 can also include an input interface 930.
  • the processor 910 can control the input interface 930 to communicate with other devices or chips. Specifically, information or data sent by other devices or chips can be acquired.
  • the chip 900 can also include an output interface 940.
  • the processor 910 can control the output interface 940 to communicate with other devices or chips. Specifically, information or data can be output to other devices or chips.
  • the chip can be applied to the terminal or the network device in the embodiment of the present application, and the chip can implement the corresponding process implemented by the terminal or the network device in each method of the embodiment of the present application. Narration.
  • the chip mentioned in the embodiment of the present application may also be referred to as a system level chip, a system chip, a chip system or a system on chip.
  • the processor mentioned above may be a general purpose processor, a digital signal processor (DSP), a field programmable gate array (FPGA), an application specific integrated circuit (ASIC) or Other programmable logic devices, transistor logic devices, discrete hardware components, and the like.
  • DSP digital signal processor
  • FPGA field programmable gate array
  • ASIC application specific integrated circuit
  • Other programmable logic devices transistor logic devices, discrete hardware components, and the like.
  • the above-mentioned general-purpose processor may be a microprocessor or may be any conventional processor or the like.
  • the memory mentioned above may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
  • the non-volatile memory may be a read-only memory (ROM), a programmable read only memory (ROMM), an erasable programmable read only memory (erasable PROM, EPROM), or an electrical Erase programmable EPROM (EEPROM) or flash memory.
  • ROM read-only memory
  • PROM programmable read only memory
  • EEPROM electrical Erase programmable EPROM
  • flash memory a random access memory (RAM).
  • the memory in the embodiment of the present application may also be a static random access memory (SRAM), a dynamic random access memory (DRAM), or a dynamic random access memory (DRAM).
  • SRAM static random access memory
  • DRAM dynamic random access memory
  • DRAM dynamic random access memory
  • DRAM dynamic random access memory
  • SDRAM Synchronous dynamic random access memory
  • DDR double data rate synchronous dynamic random access memory
  • ESDRAM enhanced synchronous dynamic random access memory
  • SLDRAM synchronous connection Synchro link DRAM
  • DR RAM direct memory bus
  • FIG. 11 is a schematic block diagram of a communication system 1000 in accordance with an embodiment of the present application.
  • the communication system 1000 includes a first terminal 1010 and a second terminal 1020.
  • the first terminal 1010 can be used to implement a corresponding function implemented by the first terminal in the foregoing method.
  • the second terminal 1020 can be used to implement a corresponding function implemented by the second terminal in the foregoing method.
  • the sake of brevity it will not be repeated here.
  • FIG. 12 is a schematic block diagram of a communication system 1100 in accordance with an embodiment of the present application.
  • the communication system 1100 includes a terminal 1110 and a network device 1120.
  • the terminal 1110 can be used to implement the corresponding function implemented by the terminal device in the foregoing method.
  • the network device 1120 can be used to implement the corresponding functions implemented by the network device in the above method. For the sake of brevity, it will not be repeated here.
  • the disclosed systems, devices, and methods may be implemented in other ways.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the functions may be stored in a computer readable storage medium if implemented in the form of a software functional unit and sold or used as a standalone product.
  • the technical solution of the present application which is essential or contributes to the prior art, or a part of the technical solution, may be embodied in the form of a software product, which is stored in a storage medium, including
  • the instructions are used to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present application.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like. .

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Abstract

本申请实施例提供了一种通信方法和终端,可以实现存在至少一个载波或资源池的场景下,进行侧行链路通信的资源选择。该方法包括:第一终端根据至少一个载波或至少一个资源池对应的QoS配置和/或传输格式配置,从所述至少一个载波或所述至少一个资源池中,选择第一载波或第一资源池;利用所述第一载波或所述第一资源池中,所述第一终端与第二终端进行通信。

Description

通信方法和设备
本申请要求于2018年5月7日提交中国专利局,发明名称为“通信方法和终端”,申请号为PCT/CN2018/085861的PCT申请,于2018年7月19日提交中国专利局,发明名称为“通信方法和终端”,申请号为PCT/CN2018/096350的PCT申请,于2018年8月20日提交中国专利局,发明名称为“通信方法和终端”,申请号为PCT/CN2018/101330的PCT申请,于2018年09月21提交中国专利局,发明名称为“通信方法和设备”,申请号为PCT/CN2018/107120的PCT申请的优先权,其全部内容通过引用合并与此。
技术领域
本申请涉及通信领域,并且更具体地,涉及一种通信方法和设备。
背景技术
车联网系统采用了基于设备到设备(Device to Device,D2D)的一种侧行链路(Sidelink,SL)传输技术,其与传统的长期演进(Long Term Evolution,LTE)系统中通信数据通过基站接收或者发送的方式不同,车联网系统采用终端到终端直接通信的方式,因此具有更高的频谱效率以及更低的传输时延。
在侧行链路的通信中,可以由基站为终端到终端之间的通信分配资源,也可以是终端采用侦听(sensing)+预留(reservation)的资源选择方式。
在侧行链路的通信中,可以存在至少一个载波或资源池的场景,如何在该场景下进行资源的选择是一项亟待解决的问题。
发明内容
本申请实施例提供了一种通信方法和设备,可以实现存在至少一个载波或资源池的场景下,进行侧行链路通信的资源选择。
第一方面,一种用于侧行链路的通信方法,其特征在于,包括:
第一终端根据至少一个载波或至少一个资源池对应的服务质量(Quality of Service,QoS属性)配置和/或传输格式配置,从所述至少一个载波或所述至少一个资源池中,选择第一载波或第一资源池;
利用所述第一载波或所述第一资源池中,所述第一终端与第二终端进行通信。
第二方面,提供了一种无线通信方法,所述方法包括:
终端根据所述终端的至少一个逻辑信道中待发送数据配置的传输格式和/或QoS属性,选择至少一个第一逻辑信道;
基于所述至少一个第一逻辑信道的无线链路控制RLC协议数据单元PDU,所述终端生成媒体接入控制MAC PDU;
所述终端在目标资源上发送所述MAC PDU。
第三方面,提供了一种无线通信方法,包括:终端向网络设备发送第一信息,所述第一信息用于指示待传输数据的传输格式。
第四方面,提供了一种无线通信方法,包括:网络设备接收终端发送的第一信息,所述第一信息用于指示待传输数据的传输格式。
第五方面,提供了一种终端,用于执行上述第一或第三方面或其各实现方式中的方法。
具体地,该终端包括用于执行上述第一或第三方面或其各实现方式中的方法的功能模块。
第六方面,提供了一种终端,包括处理器和存储器。该存储器用于存储计算机程序,该处理器用于调用并运行该存储器中存储的计算机程序,执行上述第一或第三方面或其各实现方式中的方法。
第七方面,提供了一种网络设备,用于执行上述第四方面中的方法。
具体地,该网络设备包括用于执行上述第四方面中的方法的功能模块。
第八方面,提供了一种网络设备,包括处理器和存储器。该存储器用于存储计算机程序,该处理器用于调用并运行该存储器中存储的计算机程序,执行上述第四方面中的方法。
第九方面,提供了一种芯片,用于实现上述第一或第二方面中的任一方面或其各实现方式中的方法。
具体地,该芯片包括:处理器,用于从存储器中调用并运行计算机程序,使得安装有该芯片的设备执行如上述第一或第二方面中的任一方面或其各实现方式中的方法。
第十方面,提供了一种计算机可读存储介质,用于存储计算机程序,该计算机程序使得计算机执行上述第一或第二方面中的任一方面或其各实现方式中的方法。
第十一方面,提供了一种计算机程序产品,包括计算机程序指令,该计算机程序指令使得计算机执行上述第一或第二方面中的任一方面或其各实现方式中的方法。
第十二方面,提供了一种计算机程序,当其在计算机上运行时,使得计算机执行上述第一或第二方面中的任一方面或其各实现方式中的方法。
因此,在本申请实施例中,第一终端根据至少一个载波或至少一个资源池对应的QoS属性配置和/或传输格式配置,从所述至少一个载波或所述至少一个资源池中,选择与第二终端进行通信的第一载波或第一资源池,从而可以选择更符合待传输数据的QoS属性要求和/或传输格式要求的载波或资源池。
附图说明
图1是根据本申请实施例的侧行链路的一种应用场景图。
图2是根据本申请实施例的侧行链路的另一种应用场景图。
图3是根据本申请实施例的用于侧行链路的通信方法的示意性流程图。
图4是根据本申请实施例的资源选取的示意性图。
图5是根据本申请实施例的无线通信方法的示意性流程图。
图6是根据本申请实施例的无线通信方法的示意性流程图。
图7是根据本申请实施例的终端的示意性框图。
图8是根据本申请实施例的网络设备的示意性框图。
图9是根据本申请实施例的通信设备的示意性框图。
图10是根据本申请实施例的芯片的示意性框图。
图11是根据本申请实施例的通信系统的示意性框图。
图12是根据本申请实施例的通信系统的示意性框图。
具体实施方式
下面将结合本申请实施例中的附图,对本申请实施例中的技术方案进行清楚、完整地描述。
应理解,本申请实施例的技术方案可以应用于各种通信系统,例如:全球移动通讯(Global System of Mobile Communication,GSM)系统、码分多址(Code Division Multiple Access,CDMA)系统、宽带码分多址(Wideband Code Division Multiple Access,WCDMA)系统(例如,版本15(Rel-15对应的系统))、长期演进(Long Term Evolution,LTE)系统、LTE频分双工(Frequency Division Duplex,FDD)系统、LTE时分双工(Time Division Duplex,TDD)、通用移动通信系统(Universal Mobile Telecommunication System,UMTS)、以及未来的5G通信系统等。
本申请结合终端设备描述了各个实施例。终端设备也可以指用户设备(User Equipment,UE)、接入终端、用户单元、用户站、移动站、移动台、远方站、远程终端、移动设备、用户终端、终端、无线通信设备、用户代理或用户装置。接入终端可以是蜂窝电话、无绳电话、会话启动协议(Session Initiation Protocol,SIP)电话、无线本地环路(Wireless Local Loop,WLL)站、个人数字处理(Personal Digital Assistant,PDA)、具有无线通信功能的手持设备、计算设备或连接到无线调制解调器的其它处理设备、车载设备、可穿戴设备,未来5G网络中的终端设备或者未来演进的陆上公用移动通信网(Public Land Mobile Network,PLMN)网络中的终端设备等。
本申请结合网络设备描述了各个实施例。网络设备可以是用于与终端设备进行通信的设备,例如,可以是GSM系统或CDMA中的基站(Base Transceiver Station,BTS),也可以是WCDMA系统中的基站(NodeB,NB),还可以是LTE系统中的演进型基站(Evolutional Node B,eNB或eNodeB),或者该网络设备可以为中继站、接入点、车载设备、可穿戴设备以及未来5G网络中的网络侧设备或未来演进的PLMN网络中的网络侧设备等。
图1和图2是本申请实施例的一个应用场景的示意图。图1示例性地示出了一个网络设备和两个终端设备,可选地,该无线通信系统可以包括多个网络设备并且每个网络设备的覆盖范围内可以包括其它数量的终端设备,本发明实施例对此不做限定。此外,该无线通信系统还可以包括移动管理实体(Mobile Management Entity,MME)、服务网关(Serving Gateway,S-GW)、分组数据网络网关(Packet Data Network Gateway,P-GW)等其他网络实体,但本发明实施例不限于此。
具体地,终端设备20和终端设备30可以D2D通信模式进行通信,在进行D2D通信时,终端设备20和终端设备30通过D2D链路即侧行链路(Sidelink,SL)直接进行通信。例如图1或者图2所示,终端设备20和终端设备30通过侧行链路直接进行通信。在图1中,终端设备20和终端设备30之间通过侧行链路通信,其传输资源是由网络设备分配的。
可选地,图1所示的场景可以用于V2V场景,图2所示的模式可以称为模式3,其中,车载终端的传输资源是由基站分配的,车载终端根据基站分配的资源在侧行链路上进行数据的发送;基站可以为终端分配单次传输的资源,也可以为终端分配半静态传输的资源。
在图2中,终端设备20和终端设备30之间通过侧行链路通信,其传输资源是由终端设备自主选取的,不需要网络设备分配传输资源。
可选地,图1所示的场景可以用于V2V场景,图2所示的模式可以称为模式4,车载终端采用侦听(sensing)+预留(reservation)的传输方式。车载终端在资源池中通过侦听的方式获取可用的传输资源集合,终端从该集合中随机选取一个资源进行数据的传输。由于车联网系统中的业务具有周期性特征,因此终端通常采用半静态传输的方式,即终端选取一个传输资源后,就会在多个传输周期中持续的使用该资源,从而降低资源重选以及资源冲突的概率。终端会在本次传输的控制信息中携带预留下次传输资源的信息,从而使得其他终端可以通过检测该用户的控制信息判断这块资源是否被该用户预留和使用,达到降低资源冲突的目的。
D2D通信方式可以用于车对车(Vehicle to Vehicle,简称“V2V”)通信或车辆到其他设备(Vehicle to Everything,V2X)通信,或者增强型(蜂巢式)车联网(enhanced Vehicle to Everything,eV2X)。在V2X通信中,X可以泛指任何具有无线接收和发送能力的设备,例如但不限于慢速移动的无线装置,快速移动的车载设备,或是具有无线发射接收能力的网络控制节点等。应理解,本发明实施例主要应用于V2X通信的场景,但也可以应用于任意其它D2D通信场景,本发明实施例对此不做任何限定。
图3是根据本申请实施例的用于侧行链路的通信方法300的示意性流程图。该方法300包括以下内容中的至少部分内容。
应理解,以下第一终端可以是数据的发送端,第二终端可以是数据的接收端,此时,第一终端选择目标资源用于向第二终端发送数据。或者,以下第一终端可以是数据的接收端,第二终端可以是数据的发送端,此时,第一终端选择目标资源用于接收第二终端发送的数据。
在310中,第一终端根据至少一个载波或至少一个资源池对应的QoS属性配置和/或传输格式配置,从至少一个载波或至少一个资源池中,选择第一载波或第一资源池。
可选地,在本申请实施例中,该至少一个载波是可以用于侧行链路通信的载波,每个载波可以分别配置有至少一个资源池,资源池可以包括多个资源,用于实现终端之间的侧行链路的通信。
其中,每个载波可以具有QoS属性配置和/或传输格式配置。
不同的载波的QoS属性配置和/或传输格式配置可以相同,也可以不相同。
可选地,在本申请实施例中,在一个载波配置有一个资源池时,该载波的QoS属性配置和/或传输格式配置可以是该一个资源池的QoS属性配置和/或传输格式配置。
可选地,在本申请实施例中,QoS属性可以包括时间T2,也可以包括其他的用于表征服务质量的属性。
可选地,在本申请实施例中,在一个载波配置有多个资源池,以及每个资源池分别具有一个QoS属性配置时,该载波的QoS属性配置可以具有多个值(针对一种QoS属性),或者,该载波的QoS属性配置可以是该多个值的平均值等。
或者,在一个载波配置有多个资源池,以及每个资源池分别具有一个传输格式配置时,该载波的传输格式配置可以具有多个值。
可选地,在本申请实施例中,载波的QoS属性配置也可以是该载波的用于该第一终端和/或第二终端的当前所处位置的资源池的QoS配置,如果当前所处位置的可用载波有多个,该QoS配置可以存在多个值,或者可以是该多个值的平均值。
可选地,在本申请实施例中,载波的传输格式配置也可以是该载波的用于该第一终端和/或第二终端的当前所处位置的资源池的传输格式配置,如果当前所处位置的可用载波有多个,该传输格式配置可以存在多个值,或者可以是该多个值的平均值。
可选地,本申请实施例中,该至少一个资源池可以对应于一个载波,也可以对应于多于一个的载波。
其中,每个资源池可以具有时间T2配置和/或传输格式配置。
可选地,在本申请实施例中,资源池的时间T2配置可以是指利用该资源池中的资源进行数据传输的时刻相对于某一时刻的最大允许时延。可选地,该某一时刻可以是物理层向媒体接入控制(Media Access Control,MAC)层上报载波侦听的侦听结果的时刻,其中,物理层向MAC层上报侦听结果这个事件可选地可以由终端接收到数据包的事件来触发。
可选地,在本申请实施例中,载波的时间T2配置可以是指利用该载波的资源池中的资源进行数据传输的时刻相对于某一时刻的最大允许时延。可选地,该某一时刻可以是物理层向MAC层上报载波侦听的侦听结果的时刻,其中,物理层向MAC层上报侦听结果这个事件可选地可以由终端接收到数据包的事件来触发。
例如,对于第一终端而言,当在时刻n有新的数据包到达,需要进行资源选取,终端会根据过去一定时间(例如,1秒)的侦听结果,在[n+T1,n+T2]毫秒内进行资源选取,以用于发送后续的数据。
可选地,在本申请实施例中,也可以将时间T2配置称之为最大时延配置或允许最大时延配置。
可选地,在本申请实施例中,T2是毫秒级的数值,例如,20毫秒<=T2<=100毫秒。
可选地,在本申请实施例中,T1可以是毫秒级的数值,例如,T1<=4毫秒。
可选地,本申请实施例中,传输格式可以通过以下中的至少一种来定义:待传输数据的资源、待传输数据的编解码方式、待传输数据的参数集(例如,子载波间隔等)、通信模式和待传输数据的参考信号等。
也就是说,对于不同的传输格式,待传输数据的资源、待传输数据的编解码方式、待传输数据的参数集(例如,子载波间隔等)、通信模式和待传输数据的参考信号中的至少一个不同。
可选地,在本申请实施例中,所述传输格式由以下至少一种定义:资源的频率属性、资源的时间属性、资源授权的属性、相关联的源地址和/或目标地址。
也就是说,对于不同的传输格式,资源的频率属性、资源的时间属性、资源授权的属性、相关联的源地址和/或目标地址中的至少一个不同。
例如,对于资源池或载波对应的不同传输格式,资源池或载波中可用的资源的时间属性(例如,一个可用资源的时间单元(例如,符号、时隙等)数量、一个符号的时间长度)、资源池或载波中可用的资源的频率属性(整个资源池或载波所占用的带宽、子载波间隔、一个可用资源的频率大小)、资源池或载波中可用的资源授权的属性(一个资源授权所对应的资源的大小等)、资源池或载波相关联的源地址和/或目标地址(例如,不同的资源池和/或载波关联到不同的源地址和/或目标地址,其中,在关联到源地址时,由该源地址对应的终端利用该资源池或载波进行数据的发送,在关联到目标地址时,在数据需要发送到某一目标地址时,利用关联有该目标地址的资源池或载波,将数据发送该目标地址对应的终端)中的至少一个不同。
应理解,本申请实施例介绍了传输格式的多种定义方式,该多种定义方式可以结合使用,为了简洁,在此不再赘述。
可选地,在本申请实施例中,所述至少一个载波或至少一个资源池对应的所述传输格式配置和/或所述QoS属性配置是由所述第一终端的高层配置的,由网络设备配置的,或者由除所述第一终端之外的其他终端配置的。
可选地,通信模式可以为单播通信模式、组播通信模式或广播通信模式。
可选地,在本申请实施例的侧行链路的通信场景下,若通信模式为单播通信模式,第一终端可以采用单播的方式与一个终端进行通信;若通信模式为组播通信模式,第一终端可以采用组播的方式与一组终端进行通信;若通信模式为广播通信模式,第一终端可以采用广播的方式与其它终端进行通信。
作为一种示例,当不同系统中有一个特征不同时,可以确定该不同系统的传输格式不同。
例如,若A系统的编解码方式与B系统的编解码方式相同,A系统的参考信号与B系统的参考信号不同,可以确定A系统的传输格式与B系统的传输格式不同。
作为一种示例,当不同系统中有两个特征不同时,可以确定该不同系统的传输格式不同。
例如,若A系统的参考信号与B系统的参考信号相同,A系统的编解码方式与B系统的编解码方式不同,可以确定A系统的传输格式与B系统的传输格式相同。
再例如,若A系统的参考信号与B系统的参考信号不同,A系统的编解码方式与B系统的编解码方式不同,则可以确定A系统的传输格式与B系统的传输格式不同。
作为一种示例,当不同系统中有三个及以上特征不同时,可以确定该不同系统的传输格式不同。
例如,若A系统的参考信号与B系统的参考信号相同,A系统的编解码方式与B系统的编解码方式不同,A系统的逻辑信道与B系统的逻辑信道不同,则可以确定A系统的传输格式与B系统的传输格式相同。
再例如,若A系统的参考信号与B系统的参考信号不同,A系统的编解码方式与B系统的编解码方式不同,A系统的逻辑信道与B系统的逻辑信道不同,则可以确定A系统的传输格式与B系统的传输格式不同。
可选地,在本申请实施例中,不同的通信制式(或系统)对应不同的传输格式。其中,通信制式(或系统)可以为LTE或新无线(New Radio,NR)。
或者,针对LTE,可以进一步区分为版本(Release)14和Release 15的通信制式。
不同通信制式的传输格式不能兼容。
例如,LTE系统的接收端不能接收NR系统的发送端发送的具有NR系统的传输格式的数据。
或者,LTE系统的发送端不能发送具有NR系统的传输格式的数据。
可选地,在本申请实施例中,第一终端可以基于该第一载波或该第一资源池的QoS属性配置和/或传输格式配置,以及待传输数据的QoS属性要求和/或传输格式要求,从该待传输数据中选择用于采用 该目标资源进行传输的数据。可选地,在本申请实施例中,所述待传输数据的所述QoS属性要求和/或所述传输格式要求是由所述第一终端的高层配置的,由网络设备配置的,或者由除所述第一终端之外的其他终端配置的。
具体地,第一终端在选择了第一载波或第一资源池之后,可以从待传输数据中确定哪些数据可以在第一载波对应的某一资源池或该第一资源池上发送,具体地,可以基于该第一载波和/或该第一资源池的QoS属性配置和/或传输格式配置,以及待传输数据的QoS属性要求和/或传输格式要求来进行确定。例如,第一载波或第一资源池的QoS属性配置满足某些数据的QoS属性要求,则这些数据可以利用该第一载波的资源池或第一资源池中的资源进行发送。例如,第一载波或第一资源池的传输格式配置符合某些数据的传输格式要求,则这些数据可以利用该第一载波的资源池或第一资源池中的资源进行发送。
可选地,在本申请实施例中,第一终端可以根据该至少一个载波或该至少一个资源池对应的QoS属性配置和/或传输格式配置以及以下中的至少一种,从该至少一个载波或该至少一个资源池中,选择该第一载波或该第一资源池:
至少部分待传输数据的QoS属性要求;
至少部分待传输数据的传输格式要求;
至少部分待传输数据的发送方式;
该至少一个载波或该至少一个资源池的信道繁忙率,其中,信道繁忙率也可以称为信道占有比率等;
该至少一个载波或该至少一个资源池对应的业务优先级标识和信道繁忙率要求的对应关系;
该至少部分待传输数据的业务优先级标识。
以下将结合多种实现方式进行说明。
在一种实现方式中,可以基于该至少一个载波或该至少一个资源池对应的T2时间配置以及至少部分待传输数据的时延要求,从该至少一个载波或至少一个资源池中选择载波或资源池。其中,选择的载波或资源池是T2时延配置符合该至少部分待传输数据的时延要求的载波或资源池。
在一种实现方式中,可以基于该至少一个载波或至少一个资源池对应的传输格式配置以及至少部分待传输数据的传输格式要求,从该至少一个载波或至少一个资源池中选择载波或资源池。其中,选择的载波或资源池是传输格式配置符合该至少部分待传输数据的传输格式要求的载波或资源池。
在一种实现方式中,可以基于该至少一个载波或该至少一个资源池的信道繁忙率来选择载波或资源池。例如,选择的载波或资源池是信道繁忙率最低或低于预定值的载波或资源池。
在一种实现方式中,可以基于该至少一个载波或该至少一个资源池的信道繁忙率,该至少部分待传输数据的业务优先级标识,以及该至少一个载波或该至少一个资源池对应的业务优先级标识和信道繁忙率要求的对应关系来选择载波或资源池。
其中,每个载波或资源池均可以对应到一个对应关系,该对应关系可以用于指示至少一个业务优先级标识与至少一个信道繁忙率要求是如何对应的。业务优先级标识对应的信道繁忙率要求是指该业务优先级标识对应的优先级期望的最高信道繁忙率。或者,多个载波或多个资源池对应的该对应关系是一样的。
可选地,载波对应的该对应关系可以是第一终端和/或第二终端所处的位置可用的资源池对应的对应关系。
由此,第一终端可以基于至少部分待传输数据的信道繁忙率,以及该对应关系,以及各个载波或资源池的信道繁忙率,确定出符合该至少部分待传输数据的业务优先级标识对应的信道繁忙率要求的载波或资源池。
在一种实现方式中,可以基于该至少部分待传输数据的业务优先级标识,以及该至少一个载波或该至少一个资源池对应的时间T2配置和/或传输格式配置,确定第一载波或第一资源池。例如,业务优先级标识与时间T2配置(和/或传输格式配置)具有对应关系,则基于该至少部分待传输数据的业务优先级标识以及该对应关系,选择载波或资源池。
可选地,在本申请实施例中,业务优先级标识用于待传输数据的业务优先级,该业务优先级标识可以为单包优先级(ProSe Per-Packet Priority,PPPP)。
应理解,以上介绍的多种实现方式可以结合使用,也就是说可以同时考虑多种实现方式中利用的各种因素。
例如,基于各个载波的信道繁忙率(Channel Busy Ratio,CBR)测量值进行载波选择,例如,终端选择CBR低于特定门限的载波,该门限针对不同的PPPP而不相同;在选出的载波集合内部,选出T2配置满足时延要求的载波,进一步,在选出的载波集合内部,终端选择CBR最低的载波
例如,基于各个载波的CBR测量值进行载波选择,例如,终端选择CBR低于特定门限的载波,该门限针对不同的PPPP而不相同;在选出的载波集合内部,选出包含T2配置满足时延要求的资源池的 载波,进一步,在选出的载波集合内部,终端选择CBR最低的载波
例如,基于各个载波的CBR测量值进行载波选择,例如,终端选择CBR低于特定门限的载波,该门限针对不同的PPPP而不相同;在选出的载波集合内部,终端选择CBR最低的载波,进一步,在选择的载波上,选择T2配置满足要求的资源池。
应理解,以上提到了PPPP与信道繁忙率要求是一一对应的,可选地,在本申请实施例中,PPPP与时延要求也可以是具有一定对应关系的,例如,待传输数据的一个PPPP对应一个时延要求。
可选地,在本申请实施例中,该第一载波是至少一个载波中满足以下至少一个条件的载波:
信道繁忙率最低;
信道繁忙率满足至少部分待传输数据的业务优先级标识对应的信道繁忙率要求;
QoS属性配置满足至少部分待传输数据的QoS属性要求。
传输格式配置满足至少部分待传输数据的传输格式要求。
可选地,在本申请实施例中,在从该至少一个载波中选择第一载波的情况下,第一终端根据该第一载波对应的至少部分资源池的时间QoS属性配置和/或传输格式配置,从该第一载波对应的至少部分资源池中,选择该第二资源池。
也就是说,在选择了第一载波的情况下,如果第一载波对应多个资源池可供选择,则可以从该多个资源池中进一步用于选择资源池。
其中,第二资源池的选择方式可以参考第一资源池的选择方式。
可选地,在本申请实施例中,该第二资源池是该第一载波对应的至少部分资源池中满足以下至少一个条件的资源池:
信道繁忙率最低;
信道繁忙率适用于至少部分待传输数据的业务优先级标识对应的信道繁忙率要求;
QoS属性配置满足至少部分待传输数据的QoS属性要求。
传输格式配置满足至少部分待传输数据的传输格式要求。
可选地,在本申请实施例中,该第一资源池是该至少一个资源池中满足以下至少一个条件的资源池:
信道繁忙率最低;
信道繁忙率适用于至少部分待传输数据的业务优先级标识对应的信道繁忙率要求;
QoS属性配置满足至少部分待传输数据的QoS属性要求。
传输格式配置满足至少部分待传输数据的传输格式要求。
可选地,在本申请实施例中,该方法300可以用于载波或资源池的情况下。
例如,在当前采用的载波或资源池不能满足至少部分待传输数据的QoS属性要求和/或至少部分待传输数据采用非单次发送的方式的情况下,从该至少一个载波或资源池中,选择第一载波或第一资源池。
可选地,在本申请实施例中,非单次的发送方式可以是多次发送,例如,周期性发送等。
可选地,在本申请实施例中,上述提到的至少部分待传输数据可以是当前全部的待传输数据,也可以是部分的待传输数据,例如,优先级较高的待传输数据等。
当然,该方法300也可以适用于载波或资源池初选的情况。
在320中,利用第一载波或第一资源池,第一终端与第二终端进行通信。
可选地,第一终端可以利用第一载波对应的第二资源池,第一终端与第二终端进行通信。
具体地,第一终端在第一载波对应的第二资源池或第一资源池中,第一终端选择目标资源。
例如,当在时刻n有新的数据包到达,需要进行资源选取,终端会根据过去一段时间(可以称为侦听窗)的侦听结果,在[n+T1,n+T2]毫秒内进行资源选取,其中T1<=4;20<=T2<=100,其中,可以将[n+T1,n+T2]称为选择窗。
其中,终端在选择窗内进行资源选取的过程可以如下:
终端将选择窗内所有可用的资源作为一个集合A,终端对集合A中的资源进行排除操作:
如果终端在侦听窗内某些子帧(例如,图4中竖线填充的块)没有侦听结果,则这些子帧在选择窗内对应的子帧(例如,图4中波点填充的块)上的资源被排除掉;其中,终端可以预设侦听窗与选择窗中的子帧的对应关系;
如果终端侦听窗内检测到物理侧链路控制信道(Physical Sidelink Control Channel,PSCCH),其对应的PSSCH-参考信号接收功率(Reference Signal Receiving Power,RSRP)高于门限,并且该控制信息预留的下一个传输资源与本用户待发送的数据存在资源冲突,则用户在集合A中排除掉该资源。
终端对集合A中剩余的资源进行侧行链路接收信号强度指示(Sidelink-Received Signal Strength Indicator,S-RSSI)检测,并且按照能量高低进行排序,把能量最低的20%(相对于集合A中的资源个数)资源放入集合B
终端从集合B中等概率的选取一个资源进行数据传输。
可选地,如图4所示,当第一终端选取了一个资源进行传输,则该用户会持续使用预留这个资源X次(例如,图4中斜线填充的块),每传输一次数据,X减1,当X减到0时,终端会随机生成一个[0,1]之间的随机数,并且与参数probResourceKeep(P_resKeep)比较,如果大于该参数,终端进行资源重选,如果小于该参数,终端继续使用该资源,并且重置X。
因此,在本申请实施例中,第一终端根据至少一个载波或至少一个资源池对应的QoS属性配置和/或传输格式配置,从所述至少一个载波或所述至少一个资源池中,选择用于与第二终端进行通信的第一载波或第一资源池,从而可以选择更符合待传输数据的QoS属性要求和/或传输格式要求的载波或资源池。
图5是根据本申请实施例的无线通信方法400的示意性流程图。可选地,在本申请实施例中,该方法400可以用于侧行链路通信。当然,该方法也可以用于终端与网络侧的通信。
如图5所示,该方法400包括以下内容中的至少部分内容。
在410中,终端根据终端的至少一个逻辑信道中待发送数据配置的传输格式和/或QoS属性,选择至少一个第一逻辑信道。其中,待发送数据配置的传输格式和/或QoS属性可以是是由所述终端的高层配置的,由网络设备配置的,或者由除所述终端之外的其他终端配置的。
可选地,在本申请实施例中,终端选择逻辑信道集合;根据所述终端的所述逻辑信道集合中待发送数据配置的传输格式和/或服务质量QoS属性,选择所述至少一个第一逻辑信道。
具体地,终端设备在选择该至少一个第一逻辑信道之前,可以先选择一个逻辑信道集合,在选择逻辑性信道集合之后,再从该逻辑信道集合中选择第一逻辑信道。
其中,所述逻辑信道集合中的逻辑信道具有相同的目标地址。也就是说,逻辑信道集合的划分可以是基于目标地址进行划分的,每个目标地址对应一个逻辑信道集合,一个逻辑信道集合可以包括至少一个逻辑信道。
可选地,逻辑信道中待发送数据配置的传输格式和/或QoS属性可以理解为逻辑信道的待发送数据要求的传输格式和/或QoS属性,或理解为逻辑信道配置的传输格式和/或QoS属性,或理解为逻辑信道要求的传输格式和/或QoS属性。
可选地,在本申请实施例中,终端确定第一传输格式;根据第一传输格式,以及至少一个逻辑信道中待发送数据配置的传输格式,终端选择第一逻辑信道。
也就是说,终端可以基于特定的传输格式以及各个逻辑信道待发送数据配置的传输格式,进行逻辑信道的选择。
可选地,在本申请实施例中,第一逻辑信道中待发送数据配置的传输格式包括第一传输格式。
当然,第一逻辑信道中待发送数据配置的传输格式也可以包括其他传输格式。
可选地,在本申请实施例中,终端根据目标资源配置的传输格式和/或至少部分待发送数据配置的传输格式,终端确定第一传输格式。
可选地,在本申请实施例中,第一传输格式包括目标资源配置的传输格式中的至少一种传输格式。
可选地,在本申请实施例中,第一传输格式包括至少部分待发送数据配置的传输格式中的至少一种传输格式。
具体地,可以将目标资源配置的传输格式,确定为第一传输格式。
或者,可以将至少部分待发送数据配置的传输格式,确定为第一传输格式。
或者,可以将目标资源和至少部分待发送数据共同配置的传输格式,确定为第一传输格式。
可选地,该至少部分待发送数据可以是当前全部待发送数据,也可以是当前部分待发送数据,例如,优先级最高或较高的待发送数据,或者优先级最高或较高的逻辑信道中的待发送数据。
可选地,在本申请实施例中,至少部分待发送数据属于至少一个逻辑信道中待发送数据。
可选地,该至少部分待发数据可以属于至少一个第一逻辑信道包括的待发送数据的部分数据。
应理解,除了根据上述第一传输格式选择第一逻辑信道,终端也可以基于其它的方式选择第一逻辑信道,例如,可以传输格式具有优先级排序,至少一个逻辑信道中具有优先级最高的传输格式配置的逻辑信道,确定为第一逻辑信道。
可选地,本申请实施例中,传输格式可以通过以下中的至少一种来定义:待传输数据的资源、待传输数据的编解码方式、待传输数据的参数集(例如,子载波间隔等)、通信模式和待传输数据的参考信号等。
也就是说,对于不同的传输格式,待传输数据的资源、待传输数据的编解码方式、待传输数据的参数集(例如,子载波间隔等)、通信模式和待传输数据的参考信号中的至少一个不同。
其中,通信模式为终端与其它终端进行通信的通信模式。
可选地,通信模式可以为单播通信模式、组播通信模式或广播通信模式。
可选地,当方法400应用于侧行链路的通信场景时,若通信模式为单播通信模式,终端可以采用单播的方式与一个终端进行通信;若通信模式为组播通信模式,终端可以采用组播的方式与一组终端进行通信;若通信模式为广播通信模式,终端可以采用广播的方式与其它终端进行通信。
可选地,在本申请实施例中,所述传输格式由以下至少一种定义:资源的频率属性、资源的时间属性、资源授权的属性、相关联的源地址和/或目标地址。
也就是说,对于不同的传输格式,资源的频率属性、资源的时间属性、资源授权的属性、相关联的源地址和/或目标地址中的至少一个不同。
例如,对于待传输数据配置不同的传输格式,待传输数据可用的资源的时间属性(例如,一个可用资源的时间单元(例如,符号、时隙等)数量、一个符号的时间长度)、待传输数据可用的资源的频率属性(所有可用资源所占用的带宽、子载波间隔、一个可用资源的频率大小)、待传输数据可用的资源授权的属性(一个资源授权所对应的资源的大小等)、待传输数据相关联的源地址和/或目标地址(待传输数据相关联的源地址是指将待传输数据由该源地址对应的终端发送,待传输数据相关联的目标地址是指将该待传输数据发送到该目标地址对应的终端)中的至少一个不同。
应理解,本申请实施例介绍了传输格式的多种定义方式,该多种定义方式可以结合使用,为了简洁,在此不再赘述。
可选地,在本申请实施例中,终端确定第一QoS属性;根据第一QoS属性,以及至少一个逻辑信道中待发送数据配置的QoS属性,终端选择第一逻辑信道。
也就是说,终端可以基于特定的QoS属性以及各个逻辑信道待发送数据配置的QoS属性,进行逻辑信道的选择。
可选地,在本申请实施例中,第一逻辑信道中待发送数据配置的QoS属性包括第一QoS属性。
当然,第一逻辑信道中待发送数据配置的QoS属性也可以包括其他QoS属性。
可选地,在本申请实施例中,终端根据目标资源配置的QoS属性和/或至少部分待发送数据配置的QoS属性,终端确定第一QoS属性。
可选地,在本申请实施例中,第一QoS属性包括目标资源配置的QoS属性中的至少一种QoS属性。
可选地,在本申请实施例中,第一QoS属性包括至少部分待发送数据配置的QoS属性中的至少一种QoS属性。
具体地,可以将目标资源配置的QoS属性,确定为第一QoS属性。
或者,可以将至少部分待发送数据配置的QoS属性,确定为第一QoS属性。
或者,可以将目标资源和至少部分待发送数据共同配置的QoS属性,确定为第一QoS属性。
可选地,该至少部分待发送数据可以是当前全部待发送数据,也可以是当前部分待发送数据,例如,优先级最高或较高的待发送数据,或者优先级最高或较高的逻辑信道中的待发送数据。
可选地,在本申请实施例中,至少部分待发送数据属于至少一个逻辑信道中待发送数据。
可选地,该至少部分待发数据可以属于至少一个第一逻辑信道包括的待发送数据的部分数据。
应理解,除了根据上述第一QoS属性选择第一逻辑信道,终端也可以基于其它的方式选择第一逻辑信道,例如,QoS属性可以具有优先级排序,至少一个逻辑信道中具有优先级最高的QoS属性配置的逻辑信道,确定为第一逻辑信道。
在420中,基于至少一个第一逻辑信道的无线链路控制(Radio Link Control,RLC)协议数据单元(Protocol Data Unit,PDU),终端生成媒体接入控制(Media Access Control,MAC)PDU。
在430中,终端在目标资源上发送MAC PDU。
因此,在本申请实施例中,终端根据所述终端的至少一个逻辑信道中待发送数据配置的传输格式和/或QoS属性,选择至少一个第一逻辑信道;基于所述至少一个第一逻辑信道的无线链路控制RLC协议数据单元PDU,所述终端生成待在目标资源上发送的媒体接入控制MAC PDU,可以实现基于逻辑信道的传输格式来实现数据的发送。
图6是根据本申请实施例的无线通信方法500的示意性流程图。可选地,在本申请实施例中,该方法500可以用于终端与网络侧的通信。当然,该方法也可以用于侧行链路通信。
如图6所示,该方法500可以包括以下内容中的至少部分内容。
在510中,终端向网络设备发送第一信息,其中,该第一信息用于指示待传输数据的传输格式。相应地,网络设备接收终端发送的该第一信息。
可选地,本申请实施例中,传输格式可以通过以下中的至少一种来定义:待传输数据的资源、待传输数据的编解码方式、待传输数据的参数集(例如,子载波间隔等)、通信模式和待传输数据的参考信号等。
也就是说,对于不同的传输格式,待传输数据的资源、待传输数据的编解码方式、待传输数据的参数集(例如,子载波间隔等)、通信模式和待传输数据的参考信号中的至少一个不同。
可选地,在本申请实施例中,所述传输格式由以下至少一种定义:资源的频率属性、资源的时间属性、资源授权的属性、相关联的源地址和/或目标地址。
也就是说,对于不同的传输格式,资源的频率属性、资源的时间属性、资源授权的属性、相关联的源地址和/或目标地址中的至少一个不同。
例如,对于待传输数据配置不同的传输格式,待传输数据可用的资源的时间属性(例如,一个可用资源的时间单元(例如,符号、时隙等)数量、一个符号的时间长度)、待传输数据可用的资源的频率属性(所有可用资源所占用的带宽、子载波间隔、一个可用资源的频率大小)、待传输数据可用的资源授权的属性(一个资源授权所对应的资源的大小等)、待传输数据相关联的源地址和/或目标地址(待传输数据相关联的源地址是指将待传输数据由该源地址对应的终端发送,待传输数据相关联的目标地址是指将该待传输数据发送到该目标地址对应的终端)中的至少一个不同。
应理解,本申请实施例介绍了传输格式的多种定义方式,该多种定义方式可以结合使用,为了简洁,在此不再赘述。
可选地,通信模式可以为单播通信模式、组播通信模式或广播通信模式。
此时,传输格式为终端与其它终端进行通信的传输格式。
可选地,当方法500应用于侧行链路的通信场景时,若通信模式为单播通信模式,终端可以采用单播的方式与一个终端进行通信;若通信模式为组播通信模式,终端可以采用组播的方式与一组终端进行通信;若通信模式为广播通信模式,终端可以采用广播的方式与其它终端进行通信。
作为一种示例,当不同系统中有一个特征不同时,可以确定该不同系统的传输格式不同。
例如,若A系统的编解码方式与B系统的编解码方式相同,A系统的参考信号与B系统的参考信号不同,可以确定A系统的传输格式与B系统的传输格式不同。
作为一种示例,当不同系统中有两个特征不同时,可以确定该不同系统的传输格式不同。
例如,若A系统的参考信号与B系统的参考信号相同,A系统的编解码方式与B系统的编解码方式不同,可以确定A系统的传输格式与B系统的传输格式相同。
再例如,若A系统的参考信号与B系统的参考信号不同,A系统的编解码方式与B系统的编解码方式不同,则可以确定A系统的传输格式与B系统的传输格式不同。
作为一种示例,当不同系统中有三个及以上特征不同时,可以确定该不同系统的传输格式不同。
例如,若A系统的参考信号与B系统的参考信号相同,A系统的编解码方式与B系统的编解码方式不同,A系统的逻辑信道与B系统的逻辑信道不同,则可以确定A系统的传输格式与B系统的传输格式相同。
再例如,若A系统的参考信号与B系统的参考信号不同,A系统的编解码方式与B系统的编解码方式不同,A系统的逻辑信道与B系统的逻辑信道不同,则可以确定A系统的传输格式与B系统的传输格式不同。
可选地,在本申请实施例中,不同的通信制式(或系统)对应不同的传输格式。其中,通信制式(或系统)可以为LTE或新无线(New Radio,NR)。
或者,针对LTE,可以进一步区分为版本(Release)14和Release 15的通信制式。
不同通信制式的传输格式不能兼容。
例如,LTE系统的接收端不能接收NR系统的发送端发送的具有NR系统的传输格式的数据。
或者,LTE系统的发送端不能发送具有NR系统的传输格式的数据。
可选地,本申请实施例中,可以根据第一信息的物理层特征、第一信息携带的逻辑信道标识、第一信息携带的逻辑信道组标识、第一信息携带的目标地址、第一信息携带的目标地址标识、第一信息携带的用于发送待传输数据的载波频率和第一信息的信令格式中的至少一种,来进行传输格式的区分。
也即,终端可以通过第一信息的物理层特征、第一信息携带的逻辑信道标识、第一信息携带的逻辑信道组标识、第一信息携带的目标地址、第一信息携带的目标地址标识、第一信息的信令格式和第一信息携带的用于发送待传输数据的载波频率中的至少一种,向网络设备通知待传输数据的传输格式。
可选地,目标地址或目标地址标识可以为待传输数据的业务的目标地址或目标地址标识,不同的业务对应于不同的目标地址标识。
可选地,目标地址或目标地址标识可以与业务的身份(Identity,ID)一一对应。
可选地,第一信息的用于区分传输格式的信令格式可以为该信息的MAC层格式、无线链路控制(Radio Link Control,RLC)层格式、分组数据汇聚协议(Packet Data Convergence Protocol,PDCP)层格式、或无线资源控制(Radio Resource Control,RRC)层格式。
其中,不同的MAC层格式的字节不同。例如,字节块的划分、数量,以及字节块表示的含义等。
其中,不同的RLC层格式的字节不同。例如,字节块的划分、数量,以及字节块表示的含义等。
其中,不同的RLC层格式的字节不同。例如,字节块的划分、数量,以及字节块表示的含义等。
其中,不同的RRC层格式的字节不同。例如,字节块的划分、数量,以及字节块表示的含义等。
可选地,逻辑信道或逻辑信道组可以是指待传输数据的逻辑信道或逻辑信道组。
可选地,目标地址或目标地址标识可以是指业务对应的目标地址或目标地址标识。其中,此处提到的业务可以是待传输数据所属的业务。
可选地,第一信息的物理层特征可以是第一信息对应的资源、参数集、参考信号、编解码方式和多址接入方式等。
可选地,终端可以采用RRC信令,和/或,MAC控制单元(Control Element,CE),向网络设备发送第一信息。
可选地,不同的载波频率可以对应于不同的传输格式,基于第一信息携带的用于发送待传输数据的载波频率,可以确定传输格式,例如,可以利用LTE通信协议下的传输格式还是NR通信协议下的传输格式。
或者,在本申请实施例(适用于任一方法)中,传输格式也可以是由进行传输的载波频率来(或进一步结合其他参数)定义的。
应理解,本申请实施例的第一信息携带载波频率还可以用于非方法500下的其他场景下,例如,网络设备可以基于LTE通信系统或NR通信系统发送下行参考信号,终端设备可以对网络设备基于LTE通信系统和/或NR通信系统发送的下行参考信号进行测量,并可以上报其中的一个通信系统对应的下行参考信号,其中,可以通过携带该一个通信系统发送下行参考信号的载波频率,告知网络设备该下行参考信号对应的系统,从而网络侧可以基于该系统对应的传输格式进行下行传输或上行调度。
应理解,第一信息可以直接指示待传输数据的传输格式,即第一信息中包括待传输数据的传输格式的比特。
示例性地,终端向网络设备发送的第一信息中存在一个比特,在比特取值为1时,待传输数据的传输格式为格式1,则网络设备接收到该第一信息后,可以确定待传输数据的传输格式为格式1。
可选地,待传输数据的逻辑信道、待传输数据的逻辑信道组、待传输数据的目标地址、待传输数据的目标地址标识、用于指示传输格式的信息的物理层特征、发送待传输数据的载波频率和用于指示传输格式的信息的信令格式中的至少一个与传输格式具有对应关系。
可选地,该对应关系可以为一一对应的关系。
例如,一种物理层特征可以对应一个传输格式。
例如,一种逻辑信道可以对应一个传输格式。
可选地,该对应关系也可以为多对一的关系。
例如,多个逻辑信道可以对应一个传输格式。
可选地,该对应关系可以是预设的,也可以是根据信令确定的。
示例性地,该对应关系可以是终端确定的。终端向网络设备发送第三信息,第三信息用于该对应关系。
此时,网络设备可以根据第一信息和对应关系,确定待传输数据的传输格式。
再示例性地,该对应关系可以是网络设备确定的。网络设备向终端发送第四信息,用于指示该对应关系。
可选地,终端接收到该第四信息后,可以根据该对应关系以及待传输数据的数据格式,确定待传输数据的逻辑信道、待传输数据的逻辑信道组、待传输数据的目标地址、待传输数据的目标地址标识、第一信息的物理层特征、发送待传输数据的载波频率和第一信息的信令格式中的至少一个,并基于此向网络设备发送第一信息。
或者,终端接收到该第四信息后,可以根据该对应关系以及待传输数据的逻辑信道、待传输数据的逻辑信道组、待传输数据的目标地址、待传输数据的目标地址标识、第一信息的物理层特征、发送待传输数据的载波频率和第一示信息的信令格式中的至少一个,确定待传输数据的传输格式,向网络设备发送第一信息。
可选地,在本申请实施例中,网络设备允许或支持(或不允许或不支持)终端针对不同的传输格式请求资源。
若网络设备允许或支持终端针对不同的传输格式请求资源,则终端可以向网络设备发送该第一指示信息。
例如,若网络设备既可以支持LTE系统,也可以支持NR系统,网络设备允许或支持终端针对不 同的传输格式请求资源,此时,终端可以向网络设备发送该第一信息。
若网络设备不允许或不支持终端针对不同的传输格式请求资源,则终端不向网络设备发送该第一信息。
可选地,网络设备可以向终端发送第五信息,该信息可以指示网络设备是否允许或支持终端针对不同的传输格式请求资源。
可选地,在本申请实施例中,终端还可以向网络设备上报待传输数据的数据量。
可选地,本申请实施例中,数据量可以为但不限于当前终端缓存的量,此时,该第一信息可以为缓存状态报告(Buffer Status Report,BSR)。
可选地,终端向网络设备发送第六信息,第六信息可以包括待传输数据的数据量。
相应地,网络设备在接收到该第一信息和第六信息后,既可以确定待传输数据的传输格式,也可以确定待传输数据的数据量。
此时,网络设备可以基于待传输数据的传输格式和数据量,为终端分配资源,用于终端传输该待传输数据。
应理解,本申请实施例对终端向网络设备发送第一信息和第六信息的顺序不做具体限定。
比如,终端可以先向网络设备发送第六信息,再发第一信息;终端也可以先向网络设备发送第一信息,再发送第六信息。或者,可以同时发送第一信息和第六信息,也即第一信息和第六信息可以承载于同一消息中。
还应理解,在本申请实施例中,“第一”、“第二”以及“第三”等仅仅为了区分不同的对象,但并不对本申请实施例的范围构成限制。
在520中,网络设备接收该终端发送的该第一信息,其中,该第一信息用于指示待传输数据的传输格式。
可选地,在本申请实施例中,在本申请实施例中,网络设备在接收到终端发送的指示待传输数据的传输格式的第一信息后,可以基于待传输数据的传输格式,为终端分配数据传输的资源。
此时,网络设备向终端发送第二信息,该第二信息可以指示网络设备为终端分配的资源。相应地,终端可以基于网络设备针对待传输数据的传输格式分配的资源,发送待传输数据。
可选地,网络设备接收到终端发送的指示待传输数据的传输格式的第一信息后,可以基于传输数据的传输格式,确定下行传输的发射功率。
可选地,网络设备接收到终端发送的指示待传输数据的传输格式的第一信息后,可以基于传输数据的传输格式,确定与终端进行通信的传输方式。
可选地,在本申请实施例中,当网络设备接收到待传输数据的传输格式和数据量时,网络设备可以基于待传输数据的传输格式和数据量,为终端分配数据传输的资源。
此时,网络设备向终端发送的第二信息可以指示网络设备针对待传输数据的传输格式和数据量分配的资源。
相应地,终端可以基于网络设备针对待传输数据的传输格式和数据量分配的资源,发送待传输数据。
可选地,当网络设备还接收到终端上报的待传输数据的数据量时,网络设备可以基于待传输数据的传输格式和数据量,确定是否与终端进行通信。
可选地,当网络设备还接收到终端上报的待传输数据的数据量时,网络设备可以基于待传输数据的传输格式和数据量,确定下行传输的发射功率。
可选地,当网络设备还接收到终端上报的待传输数据的数据量时,网络设备可以基于待传输数据的传输格式和数据量,确定与终端进行通信的传输方式。
因此,在本申请实施例中,终端向网络设备发送第一信息,所述第一信息用于指示待传输数据的传输格式,网络设备可以基于此对终端进行调度,可以实现基于传输格式的终端调度,从而在对终端调度时,可以更好的了解终端的情况,提升通信性能。
图7是根据本申请实施例的终端600的示意性框图。如图7所示,该终端600包括通信单元620,进一步地,该终端600还可以包括处理单元610。
可选地,在本申请实施例中,该处理单元610用于:根据至少一个载波或至少一个资源池对应的QoS属性配置和/或传输格式配置,从该至少一个载波或该至少一个资源池中,选择第一载波或第一资源池;该通信单元620用于:利用该第一载波或第一资源池,与第二终端进行通信。
可选地,在本申请实施例中,该处理单元610进一步用于:
基于该第一载波或该第一资源池的QoS属性配置和/或传输格式配置,以及待传输数据的QoS属性要求和/或传输格式要求,从该待传输数据中选择用于采用该目标资源进行传输的数据。
可选地,在本申请实施例中,该处理单元610进一步用于:
根据该至少一个载波或该至少一个资源池对应的QoS属性配置和/或传输格式配置以及以下中的至少一种,从该至少一个载波或该至少一个资源池中,选择该第一载波或该第一资源池:
至少部分待传输数据的QoS属性要求;
至少部分待传输数据的传输格式要求;
至少部分待传输数据的发送方式;
该至少一个载波或该至少一个资源池的信道繁忙率;
该至少一个载波或该至少一个资源池对应的业务优先级标识和信道繁忙率要求的对应关系;
该至少部分待传输数据的业务优先级标识。
可选地,在本申请实施例中,该第一载波是至少一个载波中满足以下至少一个条件的载波:
信道繁忙率最低;
信道繁忙率满足至少部分待传输数据的业务优先级标识对应的信道繁忙率要求;
QoS属性配置满足至少部分待传输数据的QoS属性要求。
传输格式配置满足至少部分待传输数据的传输格式要求。
可选地,在本申请实施例中,该通信单元620进一步用于:在处理单元610从该至少一个载波中选择第一载波的情况下,利用该至少一个第一载波对应的第二资源池,与第二终端进行通信。
可选地,在本申请实施例中,该处理单元610进一步用于:
在从该至少一个载波中选择第一载波的情况下,根据该第一载波对应的至少部分资源池的QoS属性配置和/或传输格式配置,从该第一载波对应的至少部分资源池中,选择该第二资源池。
可选地,在本申请实施例中,该第二资源池是该第一载波对应的至少部分资源池中满足以下至少一个条件的资源池:
信道繁忙率最低;
信道繁忙率适用于至少部分待传输数据的业务优先级标识对应的信道繁忙率要求;
QoS属性配置满足至少部分待传输数据的QoS属性要求。
传输格式配置满足至少部分待传输数据的传输格式要求。
可选地,在本申请实施例中,该第一资源池是该至少一个资源池中满足以下至少一个条件的资源池:
信道繁忙率最低;
信道繁忙率适用于至少部分待传输数据的业务优先级标识对应的信道繁忙率要求;
QoS属性配置满足至少部分待传输数据的QoS属性要求。
传输格式配置满足至少部分待传输数据的传输格式要求。
可选地,在本申请实施例中,该处理单元610进一步用于:
在当前采用的载波或资源池不能满足至少部分待传输数据的QoS属性要求和/或至少部分待传输数据采用非单次发送的方式的情况下,从该至少一个载波或资源池中,选择第一载波或第一资源池。
可选地,在本申请实施例中,不同的通信制式对应不同的传输格式。其中,通信制式包括LTE或NR。
可选地,在本申请实施例中,传输格式通过通信模式定义。其中,通信模式为单播通信模式、组播通信模式或广播通信模式。
可选地,在本申请实施例中,所述传输格式由以下至少一种定义:资源的频率属性、资源的时间属性、资源授权的属性、相关联的源地址和/或目标地址。
可选地,在本申请实施例中,所述QoS属性包括QoS属性。
可选地,在本申请实施例中,所述至少一个载波或至少一个资源池对应的所述传输格式配置和/或所述QoS属性配置是由所述第一终端的高层配置的,由网络设备配置的,或者由除所述第一终端之外的其他终端配置的。
可选地,在本申请实施例中,所述待传输数据的所述QoS属性要求和/或所述传输格式要求是由所述第一终端的高层配置的,由网络设备配置的,或者由除所述第一终端之外的其他终端配置的。
应理解,该终端600可以对应于方法300中的第一终端,可以实现该第一终端的相应操作,为了简洁,在此不再赘述。
可选地,在本申请实施例中,该处理单元610用于:根据该终端的至少一个逻辑信道中待发送数据配置的传输格式,选择至少一个第一逻辑信道;基于该至少一个第一逻辑信道的无线链路控制RLC协议数据单元PDU,该终端生成媒体接入控制MAC PDU;
该通信单元620用于:在目标资源上发送该MAC PDU。
可选地,在本申请实施例中,该处理单元610进一步用于:
确定第一传输格式;根据该第一传输格式,以及该至少一个逻辑信道中待发送数据配置的传输格式, 选择至少一个第一逻辑信道。
可选地,在本申请实施例中,该第一逻辑信道中待发送数据配置的传输格式包括该第一传输格式。
可选地,在本申请实施例中,该处理单元610进一步用于:
根据该目标资源配置的传输格式和/或至少部分待发送数据配置的传输格式,确定该第一传输格式。
可选地,在本申请实施例中,该至少部分待发送数据属于该至少一个逻辑信道中待发送数据。
可选地,在本申请实施例中,该第一传输格式包括该目标资源配置的传输格式中的至少一种传输格式。
可选地,在本申请实施例中,该第一传输格式包括该至少部分待发送数据配置的传输格式中的至少一种传输格式。
可选地,在本申请实施例中,所述处理单元610进一步用于:确定第一QoS属性;根据所述第一QoS属性,以及所述至少一个逻辑信道中待发送数据配置的QoS属性,选择至少一个第一逻辑信道。
可选地,在本申请实施例中,所述第一逻辑信道中待发送数据配置的QoS属性包括所述第一QoS属性。
可选地,在本申请实施例中,所述处理单元610进一步用于:根据所述目标资源配置的QoS属性和/或至少部分待发送数据配置的QoS属性,确定所述第一QoS属性。
可选地,在本申请实施例中,所述至少部分待发送数据属于所述至少一个逻辑信道中待发送数据。
可选地,在本申请实施例中,所述第一QoS属性包括所述目标资源配置的QoS属性中的至少一种QoS属性。
可选地,在本申请实施例中,所述第一QoS属性包括所述至少部分待发送数据配置的QoS属性中的至少一种QoS属性。
可选地,在本申请实施例中,该终端600用于侧行链路通信。
可选地,在本申请实施例中,不同的通信制式对应不同的传输格式。其中,通信制式包括LTE或NR。
可选地,在本申请实施例中,传输格式通过通信模式定义。其中,通信模式为单播通信模式、组播通信模式或广播通信模式。
可选地,在本申请实施例中,所述传输格式由以下至少一种定义:资源的频率属性、资源的时间属性、资源授权的属性、相关联的源地址和/或目标地址。
可选地,在本申请实施例中,所述QoS属性包括时间T2。
可选地,在本申请实施例中,所述待发送数据配置的传输格式和/或服务质量QoS属性是由所述终端的高层配置的,由网络设备配置的,或者由除所述终端之外的其他终端配置的。
可选地,在本申请实施例中,所述处理单元进一步用于:
选择逻辑信道集合;
根据所述逻辑信道集合中待发送数据配置的传输格式和/或服务质量QoS属性,从所述逻辑信道集合中,选择所述至少一个第一逻辑信道。
可选地,在本申请实施例中,所述逻辑信道集合中的逻辑信道具有相同的目标地址。
应理解,该终端600可以对应于方法400中的终端,可以实现该方法400中的终端的相应操作,为了简洁,在此不再赘述。
可选地,在本申请实施例中,该通信单元620用于:向网络设备发送第一信息,所述第一指示信息用于指示待传输数据的传输格式。
可选地,在本申请实施例中,该通信单元620还用于:接收第二信息,该第二信息用于指示网络设备分配的资源;
基于该资源,发送该待传输数据。
可选地,在本申请实施例中,该第一信息是通过携带的待传输数据的逻辑信道标识、待传输数据的逻辑信道组标识、待传输数据的目标地址、待传输数据的目标地址标识、该第一信息的物理层特征、发送待传输数据的载波频率和该第一信息的信令格式中的至少一个指示该待传输数据的传输格式。
可选地,在本申请实施例中,该通信单元620还用于:
向网络设备发送第三信息,该第三信息包括数据的逻辑信道标识、数据的逻辑信道组标识、数据的目标地址、数据的目标地址标识、用于指示传输格式的信息的物理层特征、发送数据的载波频率和用于指示传输格式的信息的信令格式中的至少一个与传输格式的对应关系。
可选地,在本申请实施例中,该通信单元620还用于:
接收网络设备发送的第四信息,该第四信息包括数据的逻辑信道标识、数据的逻辑信道组标识、数据的目标地址、数据的目标地址标识、用于指示传输格式的信息的物理层特征、发送数据的载波频率和 用于指示传输格式的信息的信令格式中的至少一个与传输格式的对应关系。
可选地,在本申请实施例中,该通信单元620还用于:
接收网络设备发送的第五信息,该第五信息包括网络设备是否允许或支持终端针对不同的传输格式请求资源;
该通信单元620进一步用于:
若网络设备允许或支持终端针对不同的传输格式请求资源,向网络设备发送该第一信息。
可选地,在本申请实施例中,该通信单元620进一步用于:
采用无线资源控制RRC信令,和/或,媒体接入控制MAC控制单元CE,向网络设备发送第一信息。
可选地,在本申请实施例中,该通信单元620还用于:向网络设备上报该待传输数据的数据量。
可选地,在本申请实施例中,该第一信息的用于指示传输格式的信令格式为该第一信息的MAC层格式、RLC层格式、PDCP层格式或RRC层格式。
可选地,在本申请实施例中,LTE系统和NR系统中用于传输数据的传输格式不同。
可选地,在本申请实施例中,传输格式通过通信模式定义。
可选地,在本申请实施例中,通信模式为单播通信模式、组播通信模式或广播通信模式。
可选地,在本申请实施例中,所述传输格式由以下至少一种定义:资源的频率属性、资源的时间属性、资源授权的属性、相关联的源地址和/或目标地址。
应理解,该终端600可以对应于方法500中的终端,可以实现该方法500中的终端的相应操作,为了简洁,在此不再赘述。
图8是根据本申请实施例的网络设备700的示意性框图。如图8所示,该网络设备700包括通信单元710。
可选地,在本申请实施例中,该通信单元710用于:接收终端发送的第一信息,该第一信息用于指示待传输数据的传输格式。
可选地,在本申请实施例中,该通信单元710还用于:向终端发送第二信息,该第二信息用于指示该网络设备700分配的所述资源。
可选地,在本申请实施例中,该第一指示信息是通过携带的该待传输数据的逻辑信道标识、待传输数据的逻辑信道组标识、待传输数据的目标地址、待传输数据的目标地址标识、该第一信息的物理层特征、发送该待传输数据的载波频率和该第一信息的信令格式中的至少一个指示待传输数据的传输格式。
可选地,在本申请实施例中,该通信单元710还用于:
接收终端发送的第三信息,该第三信息包括数据的逻辑信道标识、数据逻辑信道组标识、数据的目标地址标识、数据的目标地址标识、用于指示传输格式的信息的物理层特征、发送数据的载波频率和用于指示传输格式的信息的信令格式中的至少一个与传输格式的对应关系。
可选地,在本申请实施例中,该通信单元710还用于:向终端发送第四信息,该第四信息包括数据的逻辑信道标识、数据的逻辑信道组标识、数据的目标地址、数据的目标地址标识、用于指示传输格式的信息的物理层特征、发送数据的载波频率和用于指示传输格式的信息的信令格式中的至少一个与传输格式的对应关系。
可选地,在本申请实施例中,该通信单元710还用于:向终端发送第五信息,该第五信息包括是否允许或支持终端针对不同的传输格式请求资源;
该通信单元710进一步用于:
若允许或支持终端针对不同的传输格式请求资源,接收终端发送的该第一信息。
可选地,在本申请实施例中,该第一信息承载于RRC信令,和/或,MAC CE。
可选地,在本申请实施例中,该通信单元710还用于:接收终端上报的该待传输数据的数据量。
可选地,在本申请实施例中,该第一信息的用于指示传输格式的信令格式为第一信息的MAC层格式、RLC层格式、PDCP层格式或RRC层格式。
可选地,在本申请实施例中,LTE系统和NR系统中用于传输数据的传输格式不同。
可选地,在本申请实施例中,传输格式通过通信模式定义。
可选地,在本申请实施例中,通信模式为单播通信模式、组播通信模式或广播通信模式。
可选地,在本申请实施例中,所述传输格式由以下至少一种定义:资源的频率属性、资源的时间属性、资源授权的属性、相关联的源地址和/或目标地址。
应理解,该网络设备700可以对应于方法500中的网络设备,可以实现该网络设备的相应操作,为了简洁,在此不再赘述。
图9是本申请实施例的通信设备800示意性框图。图9所示的通信设备800包括处理器810,处理 器810可以从存储器中调用并运行计算机程序,以实现本申请实施例中的方法。
可选地,如图9所示,通信设备800还可以包括存储器820。其中,处理器810可以从存储器820中调用并运行计算机程序,以实现本申请实施例中的方法。
其中,存储器820可以是独立于处理器810的一个单独的器件,也可以集成在处理器810中。
可选地,如图9所示,通信设备800还可以包括收发器830,处理器810可以控制该收发器830与其他设备进行通信,具体地,可以向其他设备发送信息或数据,或接收其他设备发送的信息或数据。
其中,收发器830可以包括发射机和接收机。收发器80还可以进一步包括天线,天线的数量可以为一个或多个。
可选地,该通信设备800可以实现本申请实施例的各个方法中由终端或网络设备实现的相应流程,为了简洁,在此不再赘述。
图10是根据本申请实施例的芯片900的示意性框图。图10所示的芯片900包括处理器910,处理器910可以从存储器中调用并运行计算机程序,以实现本申请实施例中的方法。
可选地,如图10所示,芯片900还可以包括存储器920。其中,处理器910可以从存储器920中调用并运行计算机程序,以实现本申请实施例中的方法。
其中,存储器920可以是独立于处理器910的一个单独的器件,也可以集成在处理器910中。
可选地,该芯片900还可以包括输入接口930。其中,处理器910可以控制该输入接口930与其他设备或芯片进行通信,具体地,可以获取其他设备或芯片发送的信息或数据。
可选地,该芯片900还可以包括输出接口940。其中,处理器910可以控制该输出接口940与其他设备或芯片进行通信,具体地,可以向其他设备或芯片输出信息或数据。
可选地,该芯片可应用于本申请实施例中的终端或网络设备,并且该芯片可以实现本申请实施例的各个方法中由终端或网络设备实现的相应流程,为了简洁,在此不再赘述。
应理解,本申请实施例提到的芯片还可以称为系统级芯片,系统芯片,芯片系统或片上系统芯片等。
上述提及的处理器可以是通用处理器、数字信号处理器(digital signal processor,DSP)、现成可编程门阵列(field programmable gate array,FPGA)、专用集成电路(application specific integrated circuit,ASIC)或者其他可编程逻辑器件、晶体管逻辑器件、分立硬件组件等。其中,上述提到的通用处理器可以是微处理器或者也可以是任何常规的处理器等。
上述提及的存储器可以是易失性存储器或非易失性存储器,或可包括易失性和非易失性存储器两者。其中,非易失性存储器可以是只读存储器(read-only memory,ROM)、可编程只读存储器(programmable ROM,PROM)、可擦除可编程只读存储器(erasable PROM,EPROM)、电可擦除可编程只读存储器(electrically EPROM,EEPROM)或闪存。易失性存储器可以是随机存取存储器(random access memory,RAM)。
应理解,上述存储器为示例性但不是限制性说明,例如,本申请实施例中的存储器还可以是静态随机存取存储器(static RAM,SRAM)、动态随机存取存储器(dynamic RAM,DRAM)、同步动态随机存取存储器(synchronous DRAM,SDRAM)、双倍数据速率同步动态随机存取存储器(double data rate SDRAM,DDR SDRAM)、增强型同步动态随机存取存储器(enhanced SDRAM,ESDRAM)、同步连接动态随机存取存储器(synch link DRAM,SLDRAM)以及直接内存总线随机存取存储器(Direct Rambus RAM,DR RAM)等等。也就是说,本申请实施例中的存储器旨在包括但不限于这些和任意其它适合类型的存储器。
图11是根据本申请实施例的通信系统1000的示意性框图。如图10所示,该通信系统1000包括第一终端1010和第二终端1020。其中,该第一终端1010可以用于实现上述方法中由第一终端实现的相应的功能。该第二终端1020可以用于实现上述方法中由第二终端实现的相应的功能。为了简洁,在此不再赘述。
图12是根据本申请实施例的通信系统1100的示意性框图。如图12所示,该通信系统1100包括终端1110和网络设备1120。其中,该终端1110可以用于实现上述方法中由终端设备实现的相应的功能。该网络设备1120可以用于实现上述方法中由网络设备实现的相应的功能。为了简洁,在此不再赘述。
本领域普通技术人员可以意识到,结合本文中所公开的实施例描述的各示例的单元及算法步骤,能够以电子硬件、或者计算机软件和电子硬件的结合来实现。这些功能究竟以硬件还是软件方式来执行,取决于技术方案的特定应用和设计约束条件。专业技术人员可以对每个特定的应用来使用不同方法来实现所描述的功能,但是这种实现不应认为超出本申请的范围。
所属领域的技术人员可以清楚地了解到,为描述的方便和简洁,上述描述的系统、装置和单元的具体工作过程,可以参考前述方法实施例中的对应过程,在此不再赘述。
在本申请所提供的几个实施例中,应该理解到,所揭露的系统、装置和方法,可以通过其它的方式 实现。例如,以上所描述的装置实施例仅仅是示意性的,例如,所述单元的划分,仅仅为一种逻辑功能划分,实际实现时可以有另外的划分方式,例如多个单元或组件可以结合或者可以集成到另一个系统,或一些特征可以忽略,或不执行。另一点,所显示或讨论的相互之间的耦合或直接耦合或通信连接可以是通过一些接口,装置或单元的间接耦合或通信连接,可以是电性,机械或其它的形式。
所述作为分离部件说明的单元可以是或者也可以不是物理上分开的,作为单元显示的部件可以是或者也可以不是物理单元,即可以位于一个地方,或者也可以分布到多个网络单元上。可以根据实际的需要选择其中的部分或者全部单元来实现本实施例方案的目的。
另外,在本申请各个实施例中的各功能单元可以集成在一个处理单元中,也可以是各个单元单独物理存在,也可以两个或两个以上单元集成在一个单元中。
所述功能如果以软件功能单元的形式实现并作为独立的产品销售或使用时,可以存储在一个计算机可读取存储介质中。基于这样的理解,本申请的技术方案本质上或者说对现有技术做出贡献的部分或者该技术方案的部分可以以软件产品的形式体现出来,该计算机软件产品存储在一个存储介质中,包括若干指令用以使得一台计算机设备(可以是个人计算机,服务器,或者网络设备等)执行本申请各个实施例所述方法的全部或部分步骤。而前述的存储介质包括:U盘、移动硬盘、只读存储器(Read-Only Memory,)ROM、随机存取存储器(Random Access Memory,RAM)、磁碟或者光盘等各种可以存储程序代码的介质。
以上所述,仅为本申请的具体实施方式,但本申请的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本申请揭露的技术范围内,可轻易想到变化或替换,都应涵盖在本申请的保护范围之内。因此,本申请的保护范围应所述以权利要求的保护范围为准。

Claims (80)

  1. 一种用于侧行链路的通信方法,其特征在于,包括:
    第一终端根据至少一个载波或至少一个资源池对应的服务质量QoS属性配置和/或传输格式配置,从所述至少一个载波或所述至少一个资源池中,选择第一载波或第一资源池;
    利用所述第一载波或所述第一资源池,所述第一终端与第二终端进行通信。
  2. 根据权利要求1所述的方法,其特征在于,所述方法还包括:
    基于所述第一载波或所述第一资源池的QoS属性配置和/或传输格式配置,以及待传输数据的QoS属性要求和/或传输格式要求,从所述待传输数据中选择用于采用所述第一载波或第一资源池进行传输的数据。
  3. 根据权利要求1或2所述的方法,其特征在于,所述选择第一载波或第一资源池,包括:
    根据所述至少一个载波或所述至少一个资源池对应的QoS属性配置和/或传输格式配置以及以下中的至少一种,从所述至少一个载波或所述至少一个资源池中,选择所述第一载波或所述第一资源池:
    至少部分待传输数据的QoS属性要求;
    至少部分待传输数据的传输格式要求;
    至少部分待传输数据的发送方式;
    所述至少一个载波或所述至少一个资源池的信道繁忙率;
    所述至少一个载波或所述至少一个资源池对应的业务优先级标识和信道繁忙率要求的对应关系;
    所述至少部分待传输数据的业务优先级标识。
  4. 根据权利要求1至3中任一项所述的方法,其特征在于,所述第一载波是至少一个载波中满足以下至少一个条件的载波:
    信道繁忙率最低;
    信道繁忙率满足至少部分待传输数据的业务优先级标识对应的信道繁忙率要求;
    QoS属性配置满足至少部分待传输数据的QoS属性要求;
    传输格式配置满足至少部分待传输数据的传输格式要求。
  5. 根据权利要求1至4中任一项所述的方法,其特征在于,在从所述至少一个载波中选择第一载波的情况下,所述利用所述第一载波或所述第一资源池,所述第一终端与第二终端进行通信,包括:
    利用所述第一载波对应的第二资源池,所述第一终端与所述第二终端进行通信。
  6. 根据权利要求5所述的方法,其特征在于,所述方法还包括:
    根据所述第一载波对应的至少部分资源池的QoS属性配置和/或传输格式配置,从所述第一载波对应的至少部分资源池中,选择所述第二资源池。
  7. 根据权利要求5或6所述的方法,其特征在于,所述第二资源池是所述第一载波对应的至少部分资源池中满足以下至少一个条件的资源池:
    信道繁忙率最低;
    信道繁忙率适用于至少部分待传输数据的业务优先级标识对应的信道繁忙率要求;
    QoS属性配置满足至少部分待传输数据的QoS属性要求;
    传输格式配置满足至少部分待传输数据的传输格式要求。
  8. 根据权利要求1至3中任一项所述的方法,其特征在于,所述第一资源池是所述至少一个资源池中满足以下至少一个条件的资源池:
    信道繁忙率最低;
    信道繁忙率适用于至少部分待传输数据的业务优先级标识对应的信道繁忙率要求;
    QoS属性配置满足至少部分待传输数据的QoS属性要求;
    传输格式配置满足至少部分待传输数据的传输格式要求。
  9. 根据权利要求1至8中任一项所述的方法,其特征在于,所述选择第一载波或第一资源池,包括:
    在当前采用的载波或资源池不能满足至少部分待传输数据的QoS属性要求和/或至少部分待传输数据采用非单次发送的方式的情况下,从所述至少一个载波或资源池中,选择第一载波或第一资源池。
  10. 根据权利要求1至9中任一项所述的方法,其特征在于,不同的通信制式对应不同的传输格式。
  11. 根据权利要求10所述的方法,其特征在于,所述通信制式包括长期演进LTE或新无线NR。
  12. 根据权利要求1至11中任一项所述的方法,其特征在于,所述传输格式通过通信模式定义。
  13. 根据权利要求12所述的方法,其特征在于,所述通信模式为单播通信模式、组播通信模式或广播通信模式。
  14. 根据权利要求1至13中任一项所述的方法,其特征在于,所述传输格式由以下至少一种定义: 资源的频率属性、资源的时间属性、资源授权的属性、相关联的源地址和/或目标地址。
  15. 根据权利要求1至14中任一项所述的方法,其特征在于,所述QoS属性包括时间T2。
  16. 根据权利要求1至15中任一项所述的方法,其特征在于,所述至少一个载波或至少一个资源池对应的所述传输格式配置和/或所述QoS属性配置是由所述第一终端的高层配置的,由网络设备配置的,或者由除所述第一终端之外的其他终端配置的。
  17. 根据权利要求2所述的方法,其特征在于,所述待传输数据的所述QoS属性要求和/或所述传输格式要求是由所述第一终端的高层配置的,由网络设备配置的,或者由除所述第一终端之外的其他终端配置的。
  18. 一种无线通信方法,其特征在于,所述方法包括:
    终端根据所述终端的至少一个逻辑信道中待发送数据配置的传输格式和/或服务质量QoS属性,选择至少一个第一逻辑信道;
    基于所述至少一个第一逻辑信道的无线链路控制RLC协议数据单元PDU,所述终端生成媒体接入控制MAC PDU;
    所述终端在目标资源上发送所述MAC PDU。
  19. 根据权利要求18所述的方法,其特征在于,所述终端根据至少一个逻辑信道中待发送数据配置的传输格式,选择至少一个第一逻辑信道,包括:
    所述终端确定第一传输格式;
    根据所述第一传输格式,以及所述至少一个逻辑信道中待发送数据配置的传输格式,所述终端选择至少一个第一逻辑信道。
  20. 根据权利要求19所述的方法,其特征在于,所述第一逻辑信道中待发送数据配置的传输格式包括所述第一传输格式。
  21. 根据权利要求19或20所述的方法,其特征在于,所述终端确定第一传输格式,包括:
    根据所述目标资源配置的传输格式和/或至少部分待发送数据配置的传输格式,所述终端确定所述第一传输格式。
  22. 根据权利要求21所述的方法,其特征在于,所述至少部分待发送数据属于所述至少一个逻辑信道中待发送数据。
  23. 根据权利要求21或22所述的方法,其特征在于,所述第一传输格式包括所述目标资源配置的传输格式中的至少一种传输格式。
  24. 根据权利要求21或22所述的方法,其特征在于,所述第一传输格式包括所述至少部分待发送数据配置的传输格式中的至少一种传输格式。
  25. 根据权利要求18所述的方法,其特征在于,所述终端根据至少一个逻辑信道中待发送数据配置的传输格式和/或QoS属性,选择至少一个第一逻辑信道,包括:
    所述终端确定第一QoS属性;
    根据所述第一QoS属性,以及所述至少一个逻辑信道中待发送数据配置的QoS属性,所述终端选择至少一个第一逻辑信道。
  26. 根据权利要求25所述的方法,其特征在于,所述第一逻辑信道中待发送数据配置的QoS属性包括所述第一QoS属性。
  27. 根据权利要求25或26所述的方法,其特征在于,所述终端确定第一QoS属性,包括:
    根据所述目标资源配置的QoS属性和/或至少部分待发送数据配置的QoS属性,所述终端确定所述第一QoS属性。
  28. 根据权利要求27所述的方法,其特征在于,所述至少部分待发送数据属于所述至少一个逻辑信道中待发送数据。
  29. 根据权利要求27或28所述的方法,其特征在于,所述第一QoS属性包括所述目标资源配置的QoS属性中的至少一种QoS属性。
  30. 根据权利要求27或28所述的方法,其特征在于,所述第一QoS属性包括所述至少部分待发送数据配置的QoS属性中的至少一种QoS属性。
  31. 根据权利要求18至30中任一项所述的方法,其特征在于,所述方法用于侧行链路通信。
  32. 根据权利要求18至31中任一项所述的方法,其特征在于,不同的通信制式对应不同的传输格式。
  33. 根据权利要求32所述的方法,其特征在于,所述通信制式包括长期演进LTE或新无线NR。
  34. 根据权利要求18至33中任一项所述的方法,其特征在于,所述传输格式通过通信模式定义。
  35. 根据权利要求34所述的方法,其特征在于,所述通信模式为单播通信模式、组播通信模式或 广播通信模式。
  36. 根据权利要求18至35中任一项所述的方法,其特征在于,所述传输格式由以下至少一种定义:资源的频率属性、资源的时间属性、资源授权的属性、相关联的源地址和/或目标地址。
  37. 根据权利要求18至36中任一项所述的方法,其特征在于,所述QoS属性包括时间T2。
  38. 根据权利要求18至37中任一项所述的方法,其特征在于,所述待发送数据配置的传输格式和/或服务质量QoS属性是由所述终端的高层配置的,由网络设备配置的,或者由除所述终端之外的其他终端配置的。
  39. 根据权利要求18至38中任一项所述的方法,其特征在于,所述方法还包括:
    选择逻辑信道集合;
    所述终端根据所述终端的至少一个逻辑信道中待发送数据配置的传输格式和/或服务质量QoS属性,选择至少一个第一逻辑信道,包括:
    根据所述逻辑信道集合中待发送数据配置的传输格式和/或服务质量QoS属性,从所述逻辑信道集合中,选择所述至少一个第一逻辑信道。
  40. 根据权利要求39所述的方法,其特征在于,所述逻辑信道集合中的逻辑信道具有相同的目标地址。
  41. 一种无线通信方法,其特征在于,所述方法包括:
    终端向网络设备发送第一信息,所述第一信息用于指示待传输数据的传输格式。
  42. 根据权利要求41所述的方法,其特征在于,所述方法还包括:
    所述终端接收第二信息,所述第二信息用于指示所述网络设备分配的资源;
    基于所述资源,所述终端发送所述待传输数据。
  43. 根据权利要求41或42所述的方法,其特征在于,所述第一信息是通过携带的所述待传输数据的逻辑信道标识、所述待传输数据的逻辑信道组标识、所述待传输数据的目标地址、所述待传输数据的目标地址标识、所述第一信息的物理层特征、发送所述待传输数据的载波频率和所述第一信息的信令格式中的至少一个指示所述待传输数据的传输格式。
  44. 根据权利要求43所述的方法,其特征在于,所述方法还包括:
    所述终端向所述网络设备发送第三信息,所述第三信息包括数据的逻辑信道标识、数据的逻辑信道组标识、数据的目标地址、数据的目标地址标识、用于指示传输格式的信息的物理层特征、发送数据的载波频率和用于指示传输格式的信息的信令格式中的至少一个与传输格式的对应关系。
  45. 根据权利要求43所述的方法,其特征在于,所述方法还包括:
    所述终端接收所述网络设备发送的第四信息,所述第四信息包括数据的逻辑信道标识、数据的逻辑信道组标识、数据的目标地址、数据的目标地址标识、用于指示传输格式的信息的物理层特征、发送数据的载波频率和用于指示传输格式的信息的信令格式中的至少一个与传输格式的对应关系。
  46. 根据权利要求41至45中任一项所述的方法,其特征在于,所述方法还包括:
    所述终端接收所述网络设备发送的第五信息,所述第五信息包括所述网络设备是否允许或支持所述终端针对不同的传输格式请求资源;
    所述终端向网络设备发送第一信息,包括:
    若所述网络设备允许或支持所述终端针对不同的传输格式请求资源,所述终端向所述网络设备发送所述第一信息。
  47. 根据权利要求41至46中任一项所述的方法,其特征在于,所述终端向网络设备发送第一信息,包括:
    所述终端采用无线资源控制RRC信令,和/或,媒体接入控制MAC控制单元CE,向所述网络设备发送所述第一信息。
  48. 根据权利要求41至47中任一项所述的方法,其特征在于,所述方法还包括:
    所述终端向所述网络设备上报所述待传输数据的数据量。
  49. 根据权利要求41至48中任一项所述的方法,其特征在于,所述第一信息的用于指示所述传输格式的信令格式为所述第一信息的MAC层格式、无线链路控制RLC层格式、分组数据汇聚协议PDCP层格式或RRC层格式。
  50. 根据权利要求41至49中任一项所述的方法,其特征在于,长期演进LTE系统和新无线NR系统中用于传输数据的传输格式不同。
  51. 根据权利要求41至50中任一项所述的方法,其特征在于,所述传输格式通过通信模式定义。
  52. 根据权利要求51所述的方法,其特征在于,所述通信模式为单播通信模式、组播通信模式或广播通信模式。
  53. 根据权利要求41至52中任一项所述的方法,其特征在于,所述传输格式由以下至少一种定义:资源的频率属性、资源的时间属性、资源授权的属性、相关联的源地址和/或目标地址。
  54. 一种无线通信方法,其特征在于,所述方法包括:
    网络设备接收终端发送的第一信息,所述第一信息用于指示待传输数据的传输格式。
  55. 根据权利要求54所述的方法,其特征在于,所述方法还包括:
    所述网络设备向所述终端发送第二信息,所述第二信息用于指示所述网络设备分配的资源。
  56. 根据权利要求54或55所述的方法,其特征在于,所述第一指示信息是通过携带的所述待传输数据的逻辑信道标识、所述待传输数据的逻辑信道组标识、所述待传输数据的目标地址、所述待传输数据的目标地址标识、所述第一信息的物理层特征、发送所述待传输数据的载波频率和所述第一信息的信令格式中的至少一个指示所述待传输数据的传输格式。
  57. 根据权利要求56所述的方法,其特征在于,所述方法还包括:
    所述网络设备接收所述终端发送的第三信息,所述第三信息包括数据的逻辑信道标识、数据逻辑信道组标识、数据的目标地址标识、数据的目标地址标识、用于指示传输格式的信息的物理层特征、发送数据的载波频率和用于指示传输格式的信息的信令格式中的至少一个与传输格式的对应关系。
  58. 根据权利要求56所述的方法,其特征在于,所述方法还包括:
    所述网络设备向所述终端发送第四信息,所述第四信息包括数据的逻辑信道标识、数据的逻辑信道组标识、数据的目标地址、数据的目标地址标识、用于指示传输格式的信息的物理层特征、发送数据的载波频率和用于指示传输格式的信息的信令格式中的至少一个与传输格式的对应关系。
  59. 根据权利要求54至58中任一项所述的方法,其特征在于,所述方法还包括:
    所述网络设备向所述终端发送第五信息,所述第五信息包括所述网络设备是否允许或支持所述终端针对不同的传输格式请求资源;
    所述网络设备接收终端发送的第一信息,包括:
    若所述网络设备允许或支持所述终端针对不同的传输格式请求资源,所述网络设备接收所述终端发送的所述第一信息。
  60. 根据权利要求54至59中任一项所述的方法,其特征在于,所述第一信息承载于无线资源控制RRC信令,和/或,媒体接入控制MAC控制单元CE。
  61. 根据权利要求54至60中任一项所述的方法,其特征在于,所述方法还包括:
    所述网络设备接收所述终端上报的所述待传输数据的数据量。
  62. 根据权利要求54至61中任一项所述的方法,其特征在于,所述第一信息的用于指示所述传输格式的信令格式为所述第一信息的MAC层格式、无线链路控制RLC层格式、分组数据汇聚协议PDCP层格式或RRC层格式。
  63. 根据权利要求54至62中任一项所述的方法,其特征在于,长期演进LTE系统和新无线NR系统中用于传输数据的传输格式不同。
  64. 根据权利要求54至63中任一项所述的方法,其特征在于,所述传输格式通过通信模式定义。
  65. 根据权利要求64所述的方法,其特征在于,所述通信模式为单播通信模式、组播通信模式或广播通信模式。
  66. 根据权利要求54至65中任一项所述的方法,其特征在于,所述传输格式由以下至少一种定义:资源的频率属性、资源的时间属性、资源授权的属性、相关联的源地址和/或目标地址。
  67. 一种终端,其特征在于,用于侧行链路通信,包括处理单元和通信单元;其中,
    所述处理单元用于:根据至少一个载波或至少一个资源池对应的QoS属性配置和/或传输格式配置,从所述至少一个载波或所述至少一个资源池中,选择第一载波或第一资源池;
    所述通信单元用于:利用所述第一载波或所述第一资源,与第二终端进行通信。
  68. 一种终端,其特征在于,包括处理单元和通信单元;
    所述处理单元用于:根据所述终端的至少一个逻辑信道中待发送数据配置的传输格式和/或服务质量QoS属性,选择至少一个第一逻辑信道;基于所述至少一个第一逻辑信道的无线链路控制RLC协议数据单元PDU,所述终端生成媒体接入控制MAC PDU;
    所述通信单元用于:在目标资源上发送所述MAC PDU。
  69. 一种终端,其特征在于,包括通信单元;
    所述通信单元用于:向网络设备发送第一信息,所述第一指示信息用于指示待传输数据的传输格式。
  70. 一种网络设备,其特征在于,包括通信单元;
    所述通信单元用于:接收终端发送的第一信息,所述第一信息用于指示待传输数据的传输格式。
  71. 一种终端,其特征在于,包括处理器和存储器,该存储器用于存储计算机程序,所述处理器用 于调用并运行所述存储器中存储的计算机程序,执行如权利要求1至53中任一项所述的方法。
  72. 一种网络设备,其特征在于,包括处理器和存储器,该存储器用于存储计算机程序,所述处理器用于调用并运行所述存储器中存储的计算机程序,执行如权利要求54至60中任一项所述的方法。
  73. 一种芯片,其特征在于,包括:处理器,用于从存储器中调用并运行计算机程序,使得安装有所述芯片的设备执行如权利要求1至53中任一项所述的方法。
  74. 一种芯片,其特征在于,包括:处理器,用于从存储器中调用并运行计算机程序,使得安装有所述芯片的设备执行如权利要求54至60中任一项所述的方法。
  75. 一种计算机可读存储介质,其特征在于,用于存储计算机程序,所述计算机程序使得计算机执行如权利要求1至53中任一项所述的方法。
  76. 一种计算机可读存储介质,其特征在于,用于存储计算机程序,所述计算机程序使得计算机执行如权利要求54至60中任一项所述的方法。
  77. 一种计算机程序产品,包括计算机程序指令,该计算机程序指令使得计算机执行如权利要求1至53中任一项所述的方法。
  78. 一种计算机程序产品,包括计算机程序指令,该计算机程序指令使得计算机执行如权利要求54至60中任一项所述的方法。
  79. 一种计算机程序,其特征在于,所述计算机程序使得计算机执行如权利要求1至53中任一项所述的方法。
  80. 一种计算机程序,其特征在于,所述计算机程序使得计算机执行如权利要求54至60中任一项所述的方法。
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AU2019267579A1 (en) 2020-12-03
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CN112188633A (zh) 2021-01-05
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