WO2020030116A1 - 信息传输方法及装置 - Google Patents

信息传输方法及装置 Download PDF

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Publication number
WO2020030116A1
WO2020030116A1 PCT/CN2019/100003 CN2019100003W WO2020030116A1 WO 2020030116 A1 WO2020030116 A1 WO 2020030116A1 CN 2019100003 W CN2019100003 W CN 2019100003W WO 2020030116 A1 WO2020030116 A1 WO 2020030116A1
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Prior art keywords
information
sidelink
resource
base station
terminal
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PCT/CN2019/100003
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English (en)
French (fr)
Inventor
黄莹
陈琳
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ZTE Corp
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ZTE Corp
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Publication date
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Priority to KR1020217006771A priority Critical patent/KR20210042345A/ko
Priority to EP19847893.5A priority patent/EP3836687A4/en
Priority to US17/267,096 priority patent/US12232081B2/en
Publication of WO2020030116A1 publication Critical patent/WO2020030116A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0003Two-dimensional division
    • H04L5/0005Time-frequency
    • H04L5/0007Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/21Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/02Selection of wireless resources by user or terminal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0003Two-dimensional division
    • H04L5/0005Time-frequency
    • H04L5/0007Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • H04L5/001Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT the frequencies being arranged in component carriers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053Allocation of signalling, i.e. of overhead other than pilot signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058Allocation criteria
    • H04L5/0062Avoidance of ingress interference, e.g. ham radio channels
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058Allocation criteria
    • H04L5/0064Rate requirement of the data, e.g. scalable bandwidth, data priority
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0091Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0094Indication of how sub-channels of the path are allocated
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/14Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1469Two-way operation using the same type of signal, i.e. duplex using time-sharing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30Services specially adapted for particular environments, situations or purposes
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    • HELECTRICITY
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    • H04WWIRELESS COMMUNICATION NETWORKS
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    • H04W4/30Services specially adapted for particular environments, situations or purposes
    • H04W4/40Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
    • H04W4/46Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for vehicle-to-vehicle communication [V2V]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
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    • HELECTRICITY
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    • 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
    • H04W72/12Wireless traffic scheduling
    • H04W72/1215Wireless traffic scheduling for collaboration of different radio technologies
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • 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
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    • H04W72/541Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
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    • H04W72/50Allocation or scheduling criteria for wireless resources
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
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    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/56Allocation or scheduling criteria for wireless resources based on priority criteria
    • H04W72/566Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient
    • H04W72/569Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient of the traffic information
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/20Manipulation of established connections
    • H04W76/27Transitions between radio resource control [RRC] states
    • 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W88/00Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02Terminal devices
    • H04W88/06Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals

Definitions

  • the present application relates to the field of communications, for example, to an information transmission method and device.
  • FIG. 1 is a schematic diagram of vehicle networking according to related technologies. As shown in Figure 1, in the scenario with only LTE coverage, the UE can use LTE sidelink and / or NR sidelink. In the no coverage scenario, the UE can also use LTE sidelink. And / or NR sidelink.
  • FIG. 2 is a schematic diagram of data transmission between terminals in a connected vehicle according to the related technology.
  • UE1 sends LTE sidelink discovery or communication data to UE2, and UE1 sends NR sidelink discovery to UE3. Or communication data.
  • FIG. 2B UE1 receives LTE sidelink discovery or communication data sent by UE2, and UE1 sends NR sidelink discovery or communication data to UE3.
  • the NR sidelink transmission and the LTE sidelink transmission or reception may overlap in the time domain position.
  • the maximum transmission power of the UE is affected by Limitation, transmission power needs to be allocated between multiple links, and there may be greater interference for the receiving end.
  • the transmission of the NR sidelink may cause significant interference to the reception of the LTE sidelink.
  • UE1 may send LTE sidelink discovery or communication data to UE3, and receive NR sidelink discovery or communication data from UE2.
  • LTE / NR sidelink discovery or communication data can be user plane or control plane data packets.
  • the embodiments of the present application provide an information transmission method and device, so as to at least solve the problem of interference of the Sidelink service in which the terminal performs multiple standards in the related art.
  • an information transmission method including: a first terminal that simultaneously performs an NR Sidelink service and an LTE Sidelink service transmits auxiliary information to a first base station, wherein the auxiliary information is used for the first A base station generates resource related information.
  • an information transmission method including: a first terminal that simultaneously performs an NR Sidelink service and an LTE Sidelink service transmits auxiliary information to a second terminal.
  • an information transmission method including: the first base station acquires auxiliary information transmitted by the first terminal, wherein the first terminal simultaneously performs NR Sidelink service and LTE Sidelink service; The first base station transmits the first resource related information to the second base station, wherein the first resource related information is determined according to the auxiliary information.
  • a method for information transmission which includes: the first terminal receives priority related information; and determines a priority order between LTE Sidelink and NR Sidelink.
  • an information transmission device is also provided, which is applied to a terminal that performs NR Sidelink service and LTE Sidelink service at the same time, including: a first transmission module configured to transmit auxiliary information to a first base station, The auxiliary information is used by the first base station to generate resource related information.
  • an information transmission device is also provided, which is applied to a terminal that simultaneously performs NR Sidelink service and LTE Sidelink service at the same time, and includes: a second transmission module configured to provide to the second terminal Transmission of auxiliary information.
  • an information transmission device which includes: a third acquisition module configured to acquire auxiliary information transmitted by the first terminal, wherein the first terminal simultaneously performs NR and Sidelink services. And LTE Sidelink services; a third transmission module configured to transmit first resource-related information to a second base station, wherein the first resource-related information is determined based on the auxiliary information.
  • an information transmission device including: a fourth receiving module configured to receive priority-related information; and a fourth determining module configured to determine LTESidelink and NRSidelink Priority order between.
  • a storage medium stores a computer program, and the computer program is configured to execute the steps in any one of the foregoing method embodiments when running.
  • an electronic device which includes a memory and a processor.
  • the memory stores a computer program
  • the processor is configured to run the computer program to execute any one of the foregoing. Steps in a method embodiment.
  • FIG. 1 is a schematic diagram of a connected vehicle according to the related art
  • FIG. 2 is a schematic diagram of data transmission between terminals in a connected vehicle network according to the related art
  • FIG. 3 is a block diagram of a hardware structure of a mobile terminal in an information transmission method according to an embodiment of the present application
  • FIG. 5 is a schematic diagram of a scenario according to a first embodiment of the present application.
  • FIG. 6 is a schematic diagram of a specific embodiment 2 according to the application document.
  • FIG. 7 is a schematic diagram of a specific embodiment 3 according to the application document.
  • FIG. 8 is a schematic diagram of a specific embodiment 4 according to the application document.
  • FIG. 9 is a schematic diagram of a specific embodiment 5 according to the application document.
  • FIG. 10 is a schematic diagram of a specific embodiment 6 according to the application document.
  • An embodiment of the present application provides a mobile communication network (including a 5G mobile communication network and an LTE mobile communication network).
  • the network architecture of the network may include a network-side device (such as a base station) and a terminal.
  • a network-side device such as a base station
  • an information transmission method that can be run on the network architecture is provided, and an operating environment of the information transmission method provided in the embodiment of the present application is not limited to the network architecture.
  • the scenario of this application document is connected vehicles.
  • FIG. 3 is a block diagram of a hardware structure of a mobile terminal according to an information transmission method according to an embodiment of the present application.
  • the mobile terminal 30 may include one or more (only in FIG. 3) One is shown) a processor 302 (the processor 302 may include a processing device such as a microprocessor MCU or a programmable logic device FPGA) and a memory 304 for storing data.
  • the above-mentioned mobile terminal may further include: Transmission device 306 and input / output device 308 for communication functions.
  • the structure shown in FIG. 3 is only for illustration, and does not limit the structure of the mobile terminal.
  • the mobile terminal 30 may further include more or fewer components than those shown in FIG. 3 or have a different configuration from that shown in FIG. 3.
  • the memory 304 may be used to store software programs and modules of application software, such as program instructions / modules corresponding to the information transmission method in the embodiment of the present application.
  • the processor 302 executes a variety of programs by running the software programs and modules stored in the memory 304. Function application and data processing, that is, the above method is implemented.
  • the memory 304 may include a high-speed random access memory, and may further include a non-volatile memory, such as one or more magnetic storage devices, a flash memory, or other non-volatile solid-state memory.
  • the memory 304 also includes memory remotely set with respect to the processor 302, and these remote memories may be connected to the mobile terminal 30 through a network. Examples of the above network include the Internet, an intranet, a local area network, a mobile communication network, and combinations thereof.
  • the transmission device 306 is used for receiving or transmitting data via a network.
  • a specific example of the network described above may include a wireless network provided by a communication provider of the mobile terminal 30.
  • the transmission device 306 includes a network adapter (Network Interface Controller, NIC).
  • the transmission device 306 can be connected to other network devices through a base station so as to communicate with the Internet.
  • the transmission device 306 may be a radio frequency (RF) module, and the transmission device 306 is configured to communicate with the Internet in a wireless manner.
  • RF radio frequency
  • FIG. 4 is a flowchart of an information transmission method according to an embodiment of the present application. As shown in FIG. 4, the method includes the following steps:
  • the first terminal that simultaneously performs the NR Sidelink service and the LTE Sidelink service transmits auxiliary information to the first base station.
  • the auxiliary information is used by the first base station to generate resource related information.
  • the terminal is simultaneously performing the NR Sidelink service and the LTE Sidelink service.
  • the terminal transmits auxiliary information to the base station, and the base station can generate resource related information according to the auxiliary information to instruct the terminal to avoid interference between the two systems of Sidelink services.
  • the auxiliary information includes at least one of the following: In-device coexistence (IDC) capability indication information, IDC indication, affected service type information, interference source service type information, affected or Standard information, interference source standard information, interference type indication information, affected frequency domain information, interference source frequency domain information, affected time domain information, interference source time domain information, affected resource pool information, and interference source resource pool information.
  • IDC In-device coexistence
  • Suggestions Frequency domain information, recommended time domain information, recommended resource pool information, TDM (time division multiplexing, time division multiplexing) auxiliary information, LTE sidelink sends power information, NR sidelink sends power information, sends power difference information, peer Terminal UE identification information, serving base UE or cell identification information, affected Sidelink BWP information, interference source Sidelink BWP (bandwidth part) information, and recommended Sidelink BWP information.
  • TDM time division multiplexing, time division multiplexing
  • the first terminal before the first terminal transmits auxiliary information to the first base station, the first terminal receives configuration information sent by the first base station, wherein the configuration information includes at least one of the following: Indication information of the first terminal transmitting auxiliary information; specific time length; the number of transmissions that can not be performed on the configured resources within the specific time length; sidelink related priority order table; sidelink service flow priority priority level and near field communication Mapping relationship between packet priority (Prose and Packet Priority, PPPP); mapping relationship between PPPP and logical channel priority; mapping relationship between PPPP and 5QI; PPPP and QFI (QoS Flow ID) Identification) mapping relationship between PPPP and Destination ID; priority threshold value; transmission power difference threshold value between NR Sidelink and LTE Sidelink links.
  • the configuration information includes at least one of the following: Indication information of the first terminal transmitting auxiliary information; specific time length; the number of transmissions that can not be performed on the configured resources within the specific time length; sidelink related priority order table; sidelink service flow priority
  • the specific time length in the above embodiments is in units of frames or subframes, or slots (symbols).
  • the number of transmissions that may not be performed on the configured resources within the specific time length is in units of frames or subframes or slots or symbols.
  • the first terminal before the first terminal transmits auxiliary information to the first base station, it is determined to transmit auxiliary information to the first base station when it is determined that the first terminal meets at least one of the following conditions: the first terminal determines that an IDC exists in itself Problem and cannot resolve the IDC problem by itself; the priority value of NR Sidelink and / or LTE Sidelink is less than the priority threshold; the priority value of NR Sidelink and / or LTE Sidelink is greater than the priority threshold; the first The difference between the transmission power of the terminal on the two links NR Sidelink and LTE Sidelink is greater than the threshold.
  • Transmission in this application document can be understood as sending and receiving.
  • the foregoing threshold value may be preset or indicated in configuration information sent by the base station.
  • the threshold can be set differently for each type of service, and can be included in the sending service or receiving service, etc., or it can include other service differentiation.
  • the first terminal after the first terminal transmits auxiliary information to the first base station, it receives resource related information transmitted by the first base station, wherein the resource related information includes at least one of the following: LTE sidelink or NR sidelink frequency domain Information; LTE sidelink or NR sidelink time domain information; LTE sidelink or NR sidelink resource pool information; time domain resource or frequency domain resource or resource pool for sending instructions; time domain resource or frequency domain resource or resource pool for receiving Instructions; communication system information; Sidelink BWP information; Beam related information.
  • LTE sidelink or NR sidelink frequency domain Information LTE sidelink or NR sidelink time domain information
  • LTE sidelink or NR sidelink resource pool information time domain resource or frequency domain resource or resource pool for sending instructions
  • time domain resource or frequency domain resource or resource pool for receiving Instructions
  • communication system information Sidelink BWP information
  • Beam related information Beam related information.
  • the communication standard information in this application document may include one of the following: LTE, NR, R14, R15, R16.
  • the frequency domain information includes one of the following: frequency point information, resource block information, index information, starting RB position, number of subchannels, and number of RBs;
  • the time domain information includes one of the following: frame information, subframe information, slot information, symbol information, time domain pattern information, time domain index information, offset information, and cycle information;
  • the resource pool information includes one of the following: time domain information, frequency domain information, resource pool index information, version information, RAT (Radio Access Technology) information;
  • the Sidelink BWP information includes one of the following: BWP index, BWP bandwidth, BWP position, subcarrier interval, and CP.
  • the first terminal forwards the resource-related information to a second terminal, wherein the first terminal uses PC5 interface signaling or PC5 interface RRC (Radio Resource Control) signaling Or MAC (Media Access Control Address) layer information, or PHY (Physical) layer information, sends resource related information to the second terminal.
  • PC5 interface signaling or PC5 interface RRC (Radio Resource Control) signaling Or MAC (Media Access Control Address) layer information, or PHY (Physical) layer information
  • RRC Radio Resource Control
  • MAC Media Access Control Address
  • PHY Physical
  • the first terminal and / or the second terminal when both the first terminal and the second terminal are served by the first base station, the first terminal and / or the second terminal receive resources transmitted by the first base station Related Information.
  • an information transmission method including:
  • step 110 the first terminal that simultaneously performs the NR Sidelink service and the LTE Sidelink service transmits auxiliary information to the second terminal.
  • the first terminal transmits auxiliary information to the second terminal, and provides a basis for the second terminal to return resource-related information, avoiding interference between Sidelink services of multiple formats, improving the efficiency of data transmission, and solving related technologies
  • the second terminal may generate resource related information according to the auxiliary information.
  • the resource related information transmitted by the second terminal is received, wherein the resource related information includes at least one of the following:
  • Time domain resource or frequency domain resource or resource pool for sending instructions; time domain resource or frequency domain resource or resource pool for receiving instructions;
  • an information transmission method including:
  • the first base station acquires auxiliary information transmitted by the first terminal, where the first terminal simultaneously performs an NR Sidelink service and an LTE Sidelink service.
  • the first base station transmits the first resource-related information to the second base station, wherein the first resource-related information is determined based on the auxiliary information.
  • the auxiliary information includes at least one of the following: IDC capability indication information, IDC indication, affected service type information, interference source service type information, affected or format information, interference source format information, and interference type indication Information, affected frequency domain information, interference source frequency domain information, affected time domain information, interference source time domain information, affected resource pool information, interference source resource pool information, suggested frequency domain information, suggested time domain information, Recommended resource pool information, TDM auxiliary information, LTE sidelink transmission power information, NR sidelink transmission power information, transmission power difference information, peer terminal UE identification information, serving base UE or cell identification information, affected Sidelink BWP information, interference source Sidelink BWP information, recommended Sidelink BWP information.
  • the first resource-related information includes at least one of the following: IDC indication, frequency domain information of resources used by sidelink, time domain information of resources used by sidelink, resource pool information of resources used by sidelink, and Affected Sidelink BWP information, interference source Sidelink BWP information, recommended Sidelink BWP information, affected service type information, interference source service type information, affected or standard information, interference source standard information, interference type indication information, affected frequency domain Information, interference source frequency domain information, affected time domain information, interference source time domain information, affected resource pool information, interference source resource pool information, suggested frequency domain information, suggested time domain information, suggested resource pool information, TDM auxiliary information, wherein the resources used by the Sidelink are resources used by the LTE sidelink or the NR sidelink configured by the first base station for the first terminal.
  • the first base station transmits the first resource related information to the second base station, it receives the second resource related information transmitted by the second base station, wherein the second resource related information includes at least one of the following One:
  • Time domain resource or frequency domain resource or resource pool for sending instructions; time domain resource or frequency domain resource or resource pool for receiving instructions;
  • the first base station after receiving the second resource-related information transmitted by the second base station, the first base station transmits the second resource-related information to the first terminal.
  • a method for transmitting information including:
  • step 310 the first terminal receives priority related information.
  • step 320 the priority order between LTE Sidelink and NR Sidelink is determined.
  • the priority related information includes at least one of the following: a sidelink related priority order table; a mapping relationship between a sidelink service flow priority priority level and a short-range communication packet priority PPPP; PPPP and logic The mapping relationship between channel priorities; the mapping relationship between PPPP and 5QI; the mapping relationship between PPPP and QFI; the mapping relationship between PPPP and Destination ID.
  • the auxiliary information includes at least one of the following:
  • IDC capability indication information IDC indication, service type information of affected or interfering sources, standard information of affected or interfering sources, interference type indication information, frequency domain information of affected or interfering sources, time domain of affected or interfering sources Information, affected or interfered source resource pool information, suggested frequency domain information, suggested time domain information, suggested resource pool information, TDM auxiliary information, LTE sidelink transmission power information, NR sidelink transmission power information, transmission power difference information , Identification information of the opposite UE, identification information of the base station or cell serving the opposite UE, affected Sidelink BWP information, interference source Sidelink BWP information, and recommended Sidelink BWP information.
  • the configuration information includes at least one of the following information: the indication information that allows the auxiliary information to be sent; the length of time, in units of frames or subframes or slots or symbols; a specific time length The number of internal resources that can not be sent on the configured resources, in units of frames or subframes or slots or symbols; priority order of Sidelink services; sidelink related priority order table; mapping between priority levels and PPPP; PPPP and Mapping between logical channel priorities; priority thresholds; and two link transmit power difference thresholds.
  • the base station After receiving the auxiliary information sent by the UE, the base station sends resource related information to the UE.
  • the resource related information includes at least one of the following: LTE sidelink or NR sidelink frequency domain information, which may include one of the following: frequency point information, resource block information, index Information; LTE sidelink or NR sidelink time domain information, which can include one of the following: frame information, subframe information, slot information, symbol information, time domain (frame / subframe / slot / symbol) pattern pattern information, time domain (frame / Subframe / slot / symbol) index information, offset information, period information; LTE sidelink or NR sidelink resource pool information, which can include one of the following: time domain information, frequency domain information, resource pool index information; send or receive Indication; system information, including one of the following: LTE, NR, R14, R15, R16.
  • the base station is a functional entity with control or scheduling UE, for example, it may be LTE eNB or NR gNB, or ng-eNB, or en-gNB, or gNB-DU, or gNB-CU.
  • V2X business includes at least one of the following: sidelink, discovery, sidelink communication.
  • V2X services can use LTE V2X or NR V2X.
  • V2X services can be implemented through unicast, multicast, and broadcast.
  • the transmission resources of the V2X service can be allocated by the base station, or determined by a method selected by the UE autonomously.
  • the base station may be a primary base station or a secondary base station. If it is a secondary base station, the RRC signaling interaction between the UE and the secondary base station may be forwarded by the primary base station. For example, for the auxiliary information sent by the UE to the base station, the UE may first send the primary base station through an RRC message, and then the primary base station sends the secondary base station through an X2 or Xn message.
  • FIG. 2 is a schematic diagram of a scenario of this embodiment.
  • UE1 is served by a base station, and UE2 or UE3 may be served by the base station or by other base stations (such as neighboring base stations).
  • UE1 sends LTE sidelink discovery or communication data to UE2, while UE1 sends NR sidelink discovery or communication data to UE3.
  • FIG. 2B UE1 receives LTE sidelink discovery or communication data sent by UE2, and UE1 sends NR sidelink discovery or communication data to UE3.
  • the NR sidelink transmission and the LTE sidelink transmission or reception may overlap in the time domain position.
  • the maximum transmission power of the UE is affected Limitation, transmission power needs to be allocated between multiple links, and there may be greater interference for the receiving end.
  • the transmission of the NR sidelink may cause significant interference to the reception of the LTE sidelink.
  • the method in this embodiment is also applicable.
  • FIG. 5 is a schematic diagram of a scenario according to a first embodiment of the present application. As shown in FIG. 5, the method steps of this embodiment are as follows:
  • Step 1 UE1 sends auxiliary information to the base station.
  • the auxiliary information includes at least one of the following:
  • IDC capability indication information IDC indication, service type information of affected or interfering sources, standard information of affected or interfering sources, interference type indication information, frequency domain information of affected or interfering sources, time domain of affected or interfering sources Information, affected or interfered source resource pool information, suggested frequency domain information, suggested time domain information, suggested resource pool information, TDM auxiliary information, LTE sidelink transmission power information, NR sidelink transmission power information, transmission power difference information , Identification information of the opposite UE, identification information of the base station or cell serving the opposite UE, affected Sidelink BWP information, interference source Sidelink BWP information, and recommended Sidelink BWP information.
  • the service type information includes one of the following: service type service type indication information, service identification information, unicast indication information, multicast indication information, broadcast indication information, basic safety indication information, discovery indication information, communication indication information;
  • the format information includes one of the following: LTE, NR, R14, R15, R16.
  • the interference type indication information includes one of the following: simultaneous transmission, simultaneous transmission and reception, sending indication information, and receiving indication information.
  • the frequency domain information includes one of the following: frequency point information, resource block information, and index information;
  • the time domain information includes one of the following: frame information, subframe information, slot information, symbol information, time domain (frame / subframe / slot / symbol) pattern pattern information, and time domain (frame / subframe) / slot / symbol) index information, offset information, cycle information;
  • the transmitted power difference information is a power difference between two links; where the power is transmitted or received power,
  • the opposite UE is a UE that performs V2X services with UE1, and the opposite UE identification information includes one of the following: ProSe UE identification, or C-RNTI, or index information;
  • the resource pool information includes one of the following: time domain information, frequency domain information, and resource pool index information.
  • UE1 before UE1 sends the peer UE identification information to the base station, before serving the peer UE's base station or cell identity information, UE1 obtains the UE identification information of the peer UE from the peer UE, and serves the base station or the peer UE.
  • the cell identification information can be obtained, for example, from a PC5 interface PC5 message or an RRC message or a discovery message.
  • the TDM auxiliary information includes one of the following: DRX cycle length, DRX offset, DRX activation time.
  • the auxiliary information may be sent through an RRC message.
  • UE1 sends auxiliary information to the base station after meeting at least one of the following conditions:
  • Condition 1 The UE has an IDC problem and cannot solve it by itself;
  • the priority value of the LTE sidelink and / or the NR sidelink is less than the priority threshold value, and the priority threshold value may be configured by the base station or the V2X server for the UE, or a predefined value.
  • the priority threshold can be a PPPP value, or a logical channel priority threshold, or a priority level threshold.
  • the difference between the transmit power of the UE on the LTE sidelink and the NR sidelink is greater than the configured transmit power difference threshold, which can be configured for the UE by the base station or V2X server, or a predefined value .
  • the UE may be configured with a transmit power difference threshold and a corresponding V2X service type (which may be represented by a V2X service type, or a V2X service identifier, or a destination ID).
  • Step 1a In some embodiments, before UE1 sends auxiliary information to the base station, UE1 receives the configuration information sent by the base station.
  • the configuration information contains one of the following:
  • mapping between priority levels and PPPP mapping between priority levels and PPPP
  • the base station may send auxiliary information to UE1 through RRC message, or system message, or MAC layer information, or PHY layer information transmission.
  • Step 2 The base station sends resource related information to UE1 after receiving the auxiliary information sent by UE1.
  • the resource related information includes one of the following:
  • LTE sidelink or NR sidelink frequency domain information may include one of the following: frequency point information, resource block information, and index information;
  • LTE sidelink or NR sidelink time domain information can include one of the following: frame information, subframe information, slot information, symbol information, time domain (frame / subframe / slot / symbol) pattern pattern information, time domain (frame / sub Frame / slot / symbol) index information, offset information, period information;
  • the LTE sidelink or NR sidelink resource pool information may include one of the following: time domain information, frequency domain information, and resource pool index information.
  • Standard information including one of the following: LTE, NR, R14, R15, R16.
  • the base station may send resource related information to UE1 through RRC message, or system message, or MAC layer information, or PHY layer information transmission.
  • UE1 sends resource related information to UE2 or UE3 through the PC5 interface.
  • UE2 or UE3 determines a sidelink discovery / communication sending or receiving resource according to the resource related information.
  • UE1 may send resource related information to UE2 or UE3 through PC5 interface signaling, or PC5 interface RRC signaling, or MAC layer information, or PHY layer information (such as sidelink control information).
  • Step 4 when UE2 (or UE3) and UE1 are served by the same base station, the base station sends resource related information to UE2 or UE3. UE2 or UE3 determines a sidelink discovery / communication sending or receiving resource according to the resource related information.
  • FIG. 2B is a schematic diagram of a scenario of this embodiment.
  • both UE1 and UE2 are served by a base station.
  • UE1 receives LTE sidelink discovery or communication data sent from UE2, and UE1 sends NR sidelink discovery or communication data to UE3.
  • the transmission of NR sidelink and the reception of LTE sidelink may overlap in the time domain position, and the transmission of NR sidelink may cause interference to the reception of LTE sidelink.
  • This method is also applicable to the case where UE1 receives NR sidelink discovery or communication data from UE2 and sends LTE sidelink discovery or communication data to UE3.
  • FIG. 6 is a schematic diagram of a specific embodiment 2 according to the application document, as shown in FIG. 6, including the following steps:
  • Step 1 UE1 sends auxiliary information to the base station.
  • the auxiliary information includes at least one of the following:
  • IDC capability indication information IDC indication, service type information of affected or interfering sources, standard information of affected or interfering sources, interference type indication information, frequency domain information of affected or interfering sources, time domain of affected or interfering sources Information, affected or interfered source resource pool information, suggested frequency domain information, suggested time domain information, suggested resource pool information, TDM auxiliary information, peer UE identification information, base station or cell identity information serving the peer UE, Affected Sidelink BWP information, interference source Sidelink BWP information, and recommended Sidelink BWP information.
  • service type information of affected or interfering sources standard information of affected or interfering sources
  • interference type indication information frequency domain information of affected or interfering sources
  • time domain of affected or interfering sources Information time domain of affected or interfering sources
  • affected or interfered source resource pool information suggested frequency domain information, suggested time domain information, suggested resource pool information, TDM auxiliary information
  • peer UE identification information peer UE identification information, base station or cell identity information serving the peer UE
  • Affected Sidelink BWP information
  • UE1 sends auxiliary information to the base station after meeting at least one of the following conditions:
  • the priority value of the LTE sidelink and / or the NR sidelink is less than the priority threshold value, and the priority threshold value may be configured by the base station or the V2X server for the UE, or a predefined value.
  • the difference between the transmit power of the UE on the LTE sidelink and the NR sidelink is greater than the configured transmit power difference threshold, which can be configured for the UE by the base station or V2X server, or a predefined value .
  • the UE may be configured with a transmit power difference threshold and a corresponding V2X service type (which may be represented by a V2X service type, or a V2X service identifier, or a destination ID).
  • Step 1a In some embodiments, before UE1 sends auxiliary information to the base station, UE1 receives the configuration information sent by the base station.
  • the configuration information contains one of the following:
  • mapping between priority levels and PPPP mapping between priority levels and PPPP
  • the base station sends resource related information to UE2 after receiving the auxiliary information sent by UE1, and the resource related information includes one of the following:
  • LTE sidelink or NR sidelink frequency domain information may include one of the following: frequency point information, resource block information, and index information;
  • LTE sidelink or NR sidelink time domain information can include one of the following: frame information, subframe information, slot information, symbol information, time domain (frame / subframe / slot / symbol) pattern pattern information, time domain (frame / sub Frame / slot / symbol) index information, offset information, period information;
  • the LTE sidelink or NR sidelink resource pool information may include one of the following: time domain information, frequency domain information, and resource pool index information.
  • Standard information including one of the following: LTE, NR, R14, R15, R16.
  • UE2 determines a sidelink discovery / communication sending or receiving resource according to the resource related information.
  • Step 3 UE2 sends resource related information to UE1 through the PC5 interface.
  • UE1 determines a sidelink discovery / communication sending or receiving resource according to the resource related information.
  • the base station sends resource related information to UE1.
  • UE1 determines a sidelink discovery / communication sending or receiving resource according to the resource related information.
  • FIG. 2 is a schematic diagram of a scenario of this embodiment.
  • UE1 sends LTE sidelink discovery or communication data to UE2, while UE1 sends NR sidelink discovery or communication data to UE3.
  • UE1 receives LTE sidelink discovery or communication data sent by UE2, and UE1 sends NR sidelink discovery or communication data to UE3.
  • the NR sidelink transmission and the LTE sidelink transmission or reception may overlap in the time domain position.
  • the maximum transmission power of the UE is affected Limitation, transmission power needs to be allocated between multiple links, and there may be greater interference for the receiving end.
  • the transmission of the NR sidelink may cause significant interference to the reception of the LTE sidelink.
  • the method in this embodiment is also applicable.
  • the UE1 accesses in a dual connection manner, and the base station 1 and the base station 2 provide resources for the UE1.
  • FIG. 7 is a schematic diagram of a third specific embodiment according to the document of this application. As shown in FIG. 7, the method steps of this embodiment are as follows:
  • Step 1 UE1 sends auxiliary information to base station 1.
  • the auxiliary information includes at least one of the following:
  • IDC capability indication information IDC indication, service type information of affected or interfering sources, standard information of affected or interfering sources, interference type indication information, frequency domain information of affected or interfering sources, time domain of affected or interfering sources Information, affected or interfered source resource pool information, suggested frequency domain information, suggested time domain information, suggested resource pool information, TDM auxiliary information, LTE sidelink transmission power information, NR sidelink transmission power information, transmission power difference information , Identification information of the opposite UE, identification information of the base station or cell serving the opposite UE, affected Sidelink BWP information, interference source Sidelink BWP information, and recommended Sidelink BWP information.
  • service type information of affected or interfering sources standard information of affected or interfering sources
  • interference type indication information frequency domain information of affected or interfering sources
  • time domain of affected or interfering sources Information time domain of affected or interfering sources Information
  • affected or interfered source resource pool information suggested frequency domain information, suggested time domain information, suggested resource pool information, TDM auxiliary information
  • UE1 sends auxiliary information to base station 1 after meeting at least one of the following conditions:
  • Condition 1 The UE has an IDC problem and cannot solve it by itself;
  • the priority value of the LTE sidelink and / or the NR sidelink is less than the priority threshold value, and the priority threshold value may be configured by the base station or the V2X server for the UE, or a predefined value.
  • the difference between the transmit power of the UE on the LTE sidelink and the NR sidelink is greater than the configured transmit power difference threshold, which can be configured for the UE by the base station or V2X server, or a predefined value .
  • the UE may be configured with a transmit power difference threshold and a corresponding V2X service type (which may be represented by a V2X service type, or a V2X service identifier, or a destination ID).
  • Step 1a In some embodiments, before UE1 sends auxiliary information to base station 1, UE1 receives configuration information sent by base station 1.
  • the configuration information contains one of the following:
  • mapping between priority levels and PPPP mapping between priority levels and PPPP
  • the base station 1 sends resource related information to the base station 2 through X2 or Xn signaling.
  • the resource related information contains at least one of the following:
  • IDC indicates the frequency domain information of resources used by sidelink, the time domain information of resources used by sidelink, the resource pool information of resources used by sidelink, the affected Sidelink BWP information, the interference source Sidelink BWP information, the recommended Sidelink Information on the type of service that affects or interferes with, information on the format of the affected or interference source, information about the type of interference, frequency domain information about the affected or interfered source, time domain information about the affected or interfered source, and the resource pool of the affected or interfered source Information, recommended frequency domain information, recommended time domain information, recommended resource pool information, TDM auxiliary information.
  • the resources used by sidelink are the resources used by LTE sidelink or NR sidelink configured by base station 1 for UE1.
  • the base station 2 sends resource related information to the base station 1 through X2 or Xn signaling, and the resource related information includes one of the following:
  • LTE sidelink or NR sidelink frequency domain information may include one of the following: frequency point information, resource block information, and index information;
  • LTE sidelink or NR sidelink time domain information can include one of the following: frame information, subframe information, slot information, symbol information, time domain (frame / subframe / slot / symbol) pattern pattern information, time domain (frame / sub Frame / slot / symbol) index information, offset information, period information;
  • the LTE sidelink or NR sidelink resource pool information may include one of the following: time domain information, frequency domain information, and resource pool index information.
  • Standard information including one of the following: LTE, NR, R14, R15, R16.
  • the base station 1 sends resource related information to the UE1.
  • UE1 determines a sidelink discovery / communication sending or receiving resource according to the resource related information.
  • UE1 may send resource related information to UE2 or UE3 through the PC5 interface.
  • the base station 1 may send resource related information to UE2 or UE3.
  • UE2 or UE3 determines a sidelink discovery / communication sending or receiving resource according to the resource related information.
  • FIG. 2B is a schematic diagram of a scenario of this embodiment.
  • UE1 receives LTE sidelink discovery or communication data sent from UE2, and UE1 sends NR sidelink discovery or communication data to UE3.
  • the transmission of NR sidelink and the reception of LTE sidelink may overlap in the time domain position, and the transmission of NR sidelink may cause interference to the reception of LTE sidelink.
  • This method is also applicable to the case where UE1 receives NR sidelink discovery or communication data from UE2 and sends LTE sidelink discovery or communication data to UE3.
  • UE1 and UE can be served by the same base station, or can be served by different base stations, or no base station can be served.
  • FIG. 8 is a schematic diagram of a specific embodiment 4 according to the application document. As shown in FIG. 8, the method steps of this embodiment are as follows:
  • Step 1 UE1 sends auxiliary information to UE2.
  • the auxiliary information includes at least one of the following:
  • IDC capability indication information IDC indication
  • service type information of affected or interfering sources standard information of affected or interfering sources
  • interference type indication information frequency domain information of affected or interfering sources, time domain of affected or interfering sources
  • affected or interfered source resource pool information suggested frequency domain information, suggested time domain information, suggested resource pool information, TDM auxiliary information.
  • UE1 may send auxiliary information to UE2 through PC5 interface signaling, or PC5 interface RRC signaling, or MAC layer information, or PHY layer information (such as sidelink control information).
  • PC5 interface signaling or PC5 interface RRC signaling
  • MAC layer information or PHY layer information (such as sidelink control information).
  • UE1 sends auxiliary information to UE2 after meeting at least one of the following conditions:
  • the priority value of the LTE sidelink and / or the NR sidelink is less than the priority threshold value, and the priority threshold value may be configured by the base station or the V2X server for the UE, or a predefined value.
  • Condition 3 The priority of the sidelink link that UE2 performs transmission is lower than the priority of the sidelink link that UE1 performs transmission.
  • Step 1a In some embodiments, before UE1 sends auxiliary information to UE2, UE1 receives the configuration information sent by the base station.
  • the configuration information contains one of the following:
  • mapping between priority levels and PPPP mapping between priority levels and PPPP
  • the base station may send auxiliary information to UE1 through RRC message, or system message, or MAC layer information, or PHY layer information transmission.
  • Step 2 After UE1 sends auxiliary information to UE2, UE2 sends resource related information to UE1, and the resource related information includes one of the following:
  • LTE sidelink or NR sidelink frequency domain information may include one of the following: frequency point information, resource block information, and index information;
  • LTE sidelink or NR sidelink time domain information can include one of the following: frame information, subframe information, slot information, symbol information, time domain (frame / subframe / slot / symbol) pattern pattern information, time domain (frame / sub Frame / slot / symbol) index information, offset information, period information;
  • the LTE sidelink or NR sidelink resource pool information may include one of the following: time domain information, frequency domain information, and resource pool index information.
  • Standard information including one of the following: LTE, NR, R14, R15, R16.
  • UE2 may send resource related information to UE1 through PC5 interface signaling, PC5 interface RRC signaling, or MAC layer information, or PHY layer information (such as sidelink control information).
  • FIG. 2B is a schematic diagram of a scenario of this embodiment.
  • UE1 receives LTE sidelink discovery or communication data sent from UE2, and UE1 sends NR sidelink discovery or communication data to UE3.
  • the transmission of NR sidelink and the reception of LTE sidelink may overlap in the time domain position, and the transmission of NR sidelink may cause interference to the reception of LTE sidelink.
  • This method is also applicable to the case where UE1 receives NR sidelink discovery or communication data from UE2 and sends LTE sidelink discovery or communication data to UE3.
  • UE2 is served by base station 1, and UE1 may be served by base station 1 or other base stations.
  • FIG. 9 is a schematic diagram of a specific embodiment 5 according to the application document. As shown in FIG. 9, the method steps of this embodiment are as follows:
  • Step 1 UE1 sends auxiliary information to UE2.
  • the auxiliary information includes at least one of the following:
  • IDC capability indication information IDC indication
  • service type information of affected or interfering sources standard information of affected or interfering sources
  • interference type indication information frequency domain information of affected or interfering sources, time domain of affected or interfering sources
  • affected or interfered source resource pool information suggested frequency domain information, suggested time domain information, suggested resource pool information, TDM auxiliary information.
  • UE1 may send auxiliary information to UE2 through PC5 interface signaling, or PC5 interface RRC signaling, or MAC layer information, or PHY layer information (such as sidelink control information).
  • PC5 interface signaling or PC5 interface RRC signaling
  • MAC layer information or PHY layer information (such as sidelink control information).
  • UE1 sends auxiliary information to UE2 after meeting at least one of the following conditions:
  • the priority value of the LTE sidelink and / or the NR sidelink is less than the priority threshold value, and the priority threshold value may be configured by the base station or the V2X server for the UE, or a predefined value.
  • Condition 3 The priority of the sidelink link that UE2 performs transmission is lower than the priority of the sidelink link that UE1 performs transmission.
  • Step 1a In some embodiments, before UE1 sends auxiliary information to UE2, UE1 receives the configuration information sent by the base station.
  • the configuration information contains one of the following:
  • mapping between priority levels and PPPP mapping between priority levels and PPPP
  • the base station may send auxiliary information to UE1 through RRC message, or system message, or MAC layer information, or PHY layer information transmission.
  • UE2 sends auxiliary information to the base station.
  • the auxiliary information includes at least one of the following:
  • IDC capability indication information IDC indication, service type information of affected or interfering sources, standard information of affected or interfering sources, interference type indication information, frequency domain information of affected or interfering sources, time domain of affected or interfering sources Information, affected or interfered source resource pool information, suggested frequency domain information, suggested time domain information, suggested resource pool information, TDM auxiliary information, peer UE identification information, base station or cell identity information serving the peer UE, Affected Sidelink BWP information, interference source Sidelink BWP information, and recommended Sidelink BWP information.
  • Step 3 after receiving the auxiliary information sent by UE2, the base station sends resource related information to UE2, where the resource related information includes one of the following:
  • LTE sidelink or NR sidelink frequency domain information may include one of the following: frequency point information, resource block information, and index information;
  • LTE sidelink or NR sidelink time domain information can include one of the following: frame information, subframe information, slot information, symbol information, time domain (frame / subframe / slot / symbol) pattern pattern information, time domain (frame / sub Frame / slot / symbol) index information, offset information, period information;
  • the LTE sidelink or NR sidelink resource pool information may include one of the following: time domain information, frequency domain information, and resource pool index information.
  • Standard information including one of the following: LTE, NR, R14, R15, R16.
  • the base station may send resource related information to UE2 through RRC message, or system message, or MAC layer information, or PHY layer information transmission.
  • Step 4 UE2 sends resource related information to UE1 through the PC5 interface.
  • UE1 determines a sidelink discovery / communication sending or receiving resource according to the resource related information.
  • UE2 may send resource related information to UE1 through PC5 interface signaling, PC5 interface RRC signaling, or MAC layer information, or PHY layer information (such as sidelink control information).
  • Step 5 when UE1 and UE2 are served by the same base station, the base station sends resource related information to UE1.
  • UE1 determines a sidelink discovery / communication sending or receiving resource according to the resource related information.
  • FIG. 2B is a schematic diagram of a scenario of this embodiment.
  • UE1 receives LTE sidelink discovery or communication data sent from UE2, and UE1 sends NR sidelink discovery or communication data to UE3.
  • the transmission of NR sidelink and the reception of LTE sidelink may overlap in the time domain position, and the transmission of NR sidelink may cause interference to the reception of LTE sidelink.
  • This method is also applicable to the case where UE1 receives NR sidelink discovery or communication data from UE2 and sends LTE sidelink discovery or communication data to UE3.
  • UE1 is served by base station 1, and UE2 is served by base station 2.
  • FIG. 10 is a schematic diagram of a specific embodiment 6 according to the application document, as shown in FIG. 10, including the following steps:
  • Step 1 UE1 sends auxiliary information to the base station.
  • the auxiliary information includes at least one of the following:
  • IDC capability indication information IDC indication, service type information of affected or interfering sources, standard information of affected or interfering sources, interference type indication information, frequency domain information of affected or interfering sources, time domain of affected or interfering sources Information, affected or interfered source resource pool information, suggested frequency domain information, suggested time domain information, suggested resource pool information, TDM auxiliary information, peer UE identification information, base station or cell identity information serving the peer UE, Affected Sidelink BWP information, interference source Sidelink BWP information, and recommended Sidelink BWP information.
  • service type information of affected or interfering sources standard information of affected or interfering sources
  • interference type indication information frequency domain information of affected or interfering sources
  • time domain of affected or interfering sources Information time domain of affected or interfering sources
  • affected or interfered source resource pool information suggested frequency domain information, suggested time domain information, suggested resource pool information, TDM auxiliary information
  • peer UE identification information peer UE identification information, base station or cell identity information serving the peer UE
  • Affected Sidelink BWP information
  • UE1 sends auxiliary information to the base station after meeting at least one of the following conditions:
  • the priority value of the LTE sidelink and / or the NR sidelink is less than the priority threshold value, and the priority threshold value may be configured by the base station or the V2X server for the UE, or a predefined value.
  • the priority threshold can be a PPPP value, or a logical channel priority threshold, or a priority level threshold.
  • Condition 3 The priority of the sidelink link that UE2 performs transmission is lower than the priority of the sidelink link that UE1 performs transmission.
  • Step 1a In some embodiments, before UE1 sends auxiliary information to the base station, UE1 receives the configuration information sent by the base station.
  • the configuration information contains one of the following:
  • mapping between priority levels and PPPP mapping between priority levels and PPPP
  • the base station may send auxiliary information to UE1 through RRC message, or system message, or MAC layer information, or PHY layer information transmission.
  • Step 2 The base station 1 sends auxiliary information to the base station 2.
  • the auxiliary information includes at least one of the following:
  • IDC capability indication information IDC indication, frequency domain information of resources used by sidelink, time domain information of resources used by sidelink, resource pool information of resources used by sidelink, affected Sidelink BWP information, interference source Sidelink BWP information, recommended Sidelink BWP information, service type information of affected or interfering sources, system information of affected or interfering sources, interference type indication information, frequency domain information of affected or interfering sources, time domain information of affected or interfering sources, affected Or interference source resource pool information, suggested frequency domain information, suggested time domain information, suggested resource pool information, TDM auxiliary information, peer UE identification information, base station or cell identity information serving the peer UE, affected Sidelink BWP information, interference source Sidelink BWP information, recommended Sidelink BWP information.
  • the resources used by sidelink are the resources used by LTE sidelink or NR sidelink configured by base station 1 for UE1.
  • the resources used by sidelink are the resources used by LTE sidelink or NR sidelink configured by base station 1 for UE1.
  • Step 3 after receiving the auxiliary information sent by the base station 1, the base station 2 sends resource related information to the UE2, and the resource related information includes one of the following:
  • LTE sidelink or NR sidelink frequency domain information may include one of the following: frequency point information, resource block information, and index information;
  • LTE sidelink or NR sidelink time domain information can include one of the following: frame information, subframe information, slot information, symbol information, time domain (frame / subframe / slot / symbol) pattern pattern information, time domain (frame / sub Frame / slot / symbol) index information, offset information, period information;
  • the LTE sidelink or NR sidelink resource pool information may include one of the following: time domain information, frequency domain information, and resource pool index information.
  • Standard information including one of the following: LTE, NR, R14, R15, R16.
  • the base station may send resource related information to UE2 through RRC message, or system message, or MAC layer information, or PHY layer information transmission.
  • Step 4 UE2 sends resource related information to UE1 through the PC5 interface.
  • UE1 determines a sidelink discovery / communication sending or receiving resource according to the resource related information.
  • UE2 may send resource related information to UE1 through PC5 interface signaling, PC5 interface RRC signaling, or MAC layer information, or PHY layer information (such as sidelink control information).
  • Step 5 the base station 2 sends resource related information to the base station 1.
  • Step 6 the base station 1 sends resource related information to the UE1, and the UE1 determines a sidelink discovery / communication sending or receiving resource according to the resource related information.
  • FIG. 2 is a schematic diagram of a scenario of this embodiment.
  • UE1 sends LTE sidelink discovery or communication data to UE2, while UE1 sends NR sidelink discovery or communication data to UE3.
  • UE1 receives LTE sidelink discovery or communication data sent by UE2, and UE1 sends NR sidelink discovery or communication data to UE3.
  • the NR sidelink transmission and the LTE sidelink transmission or reception may overlap in the time domain position.
  • the priority of the two links can be determined according to one of the following methods:
  • sidelink communication has higher priority than sidelink discovery
  • sidelink discovery has higher priority than sidelink communication.
  • the default LTE sidelink has higher priority than NR sidelink
  • the default NR sidelink has higher priority than LTE sidelink
  • R14 format priority is higher than R15 or R16 format priority.
  • Basic safety services have higher priority than non-Basic safety services.
  • the UE receives the sidelink related priority order list from the base station or core network element or V2X server;
  • the priority is determined according to the PPPP values of LTE sidelink and NR sidelink, and the link with lower PPPP value has higher priority.
  • the UE can obtain the PPPP value of the NR sidelink by one of the following methods:
  • UE receives PPPP value corresponding to NR sidelink from base station or core network element or V2X server;
  • the UE obtains the mapping relationship between the priority level and the PPPP from the base station or the core network element or the V2X server.
  • the UE may adjust the transmission resources of the sidelink link with lower priority or adjust the priority of the sidelink link according to the determined priority relationship between LTE sidelink and NR sidelink.
  • Low sidelink link transmit power, or send auxiliary information to the sender UE of the lower priority sidelink link, or send auxiliary information to the base station to adjust the transmission of the sender of the lower priority sidelink link Resources.
  • module may implement a combination of software and / or hardware for a predetermined function.
  • devices described in the following embodiments are preferably implemented in software, implementation in hardware, or a combination of software and hardware is also possible and conceived.
  • an information transmission device which is applied to a terminal that performs NR Sidelink service and LTE Sidelink service at the same time, including:
  • the first transmission module is configured to transmit auxiliary information to a first base station, where the auxiliary information is used by the first base station to generate resource-related information.
  • the terminal is performing the NR Sidelink service and the LTE Sidelink service at the same time.
  • the terminal transmits auxiliary information to the base station, and the base station can generate resource related information according to the auxiliary information to instruct the terminal to avoid interference between Sidelink services of the two systems.
  • an information transmission device is also provided, which is applied to a terminal that performs NR Sidelink service and LTE Sidelink service at the same time, including:
  • the second transmission module is configured to transmit auxiliary information to the second terminal.
  • an information transmission device including:
  • a third acquisition module configured to acquire auxiliary information transmitted by the first terminal, where the first terminal simultaneously performs an NR Sidelink service and an LTE Sidelink service;
  • the third transmission module is configured to transmit the first resource related information to the second base station, wherein the first resource related information is determined according to the auxiliary information.
  • an apparatus for transmitting information including:
  • a fourth receiving module configured to receive priority-related information
  • a fourth determining module is configured to determine a priority order between LTE Sidelink and NR Sidelink.
  • modules can be implemented by software or hardware. For the latter, they can be implemented by: the above-mentioned modules are all located in the same processor; Located on different processors.
  • An embodiment of the present application further provides a storage medium.
  • the foregoing storage medium may be configured to store program code for performing the following steps:
  • a first terminal that simultaneously performs an NR Sidelink service and an LTE Sidelink service transmits auxiliary information to a first base station.
  • the auxiliary information is used by the first base station to generate resource related information.
  • the storage medium may include: a U disk, a read-only memory (ROM), a random access memory (RAM, random access memory), a mobile hard disk, a magnetic disk, or an optical disk.
  • ROM read-only memory
  • RAM random access memory
  • mobile hard disk a magnetic disk
  • optical disk a magnetic disk
  • An embodiment of the present application further provides an electronic device including a memory and a processor.
  • the memory stores a computer program
  • the processor is configured to run the computer program to perform the steps in any one of the foregoing method embodiments.
  • the electronic device may further include a transmission device and an input / output device, wherein the transmission device is connected to the processor, and the input / output device is connected to the processor.
  • the processor may be configured to execute the following steps by a computer program:
  • a first terminal that simultaneously performs an NR Sidelink service and an LTE Sidelink service transmits auxiliary information to a first base station.
  • the auxiliary information is used by the first base station to generate resource related information.

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Abstract

本申请提供了一种信息传输方法及装置。该方法包括:终端在同时进行NR Sidelink业务和LTESidelink业务,该终端向基站传输辅助信息,基站可依据该辅助信息生成资源相关信息,来指示终端避免两种制式的Sidelink业务之间的干扰。

Description

信息传输方法及装置
本申请要求在2018年08月09日提交中国专利局、申请号为201810905211.8的中国专利申请的优先权,该申请的全部内容通过引用结合在本申请中。
技术领域
本申请涉及通信领域,例如涉及一种信息传输方法及装置。
背景技术
在相关技术中,对于同一个UE(user equipment,用户设备),可同时使用NR(New radio,新空口)sidelink(侧向链路)提供的V2X(vehicle to everything,车辆对其它)service与LTE(Long Term Evolution,长期演进)sidelink提供的V2X service。图1是根据相关技术中的车联网示意图,如图1所示,只有LTE覆盖的场景下,UE可以使用LTE sidelink和/或NR sidelink,无覆盖(no coverage)场景下UE同样可使用LTE sidelink和/或NR sidelink。
图2是根据相关技术中的车联网中终端之间进行数据传输的示意图,如图2所示,图2A中,UE1向UE2发送的LTE sidelink discovery或communication数据,同时UE1向UE3发送NR sidelink discovery或communication数据。图2B中,UE1接收UE2发送的LTE sidelink discovery或communication数据,同时UE1向UE3发送NR sidelink discovery或communication数据。对于UE1,NR sidelink的发送与LTE sidelink的发送或接收有可能在时域位置有交叠,图2A中,NR sidelink和LTE sidelink在同一时域资源的发送的情况下,UE的最大发送功率受限,需要多条链路间分配发送功率,且对于接收端来说有可能存在较大干扰。图2B中,NR sidelink的发送有可能对LTE sidelink的接收造成较大干扰。图2B中,UE1有可能向UE3发送LTE sidelink discovery或communication数据,并从UE2接收NR sidelink discovery或communication数据。LTE/NR sidelink discovery或communication数据可为用户面或控制面数据包。
针对相关技术中终端进行多种制式的Sidelink业务存在干扰的问题,目前还没有有效的解决方案。
发明内容
本申请实施例提供了一种信息传输方法及装置,以至少解决相关技术中终端进行多种制式的Sidelink业务存在干扰的问题。
根据本申请的一个实施例,提供了一种信息传输方法,包括:同时进行NR Sidelink业务和LTE Sidelink业务的第一终端向第一基站传输辅助信息,其中,所述辅助信息用于所述第一基站产生资源相关信息。
根据本申请文件的另一个实施例,还提供了一种信息传输方法,包括:同时进行NR Sidelink业务和LTE Sidelink业务的第一终端向第二终端传输辅助信息。
根据本申请文件的另一个实施例,还提供了一种信息传输方法,包括:第一基站获取第一终端传输的辅助信息,其中,第一终端同时进行有NR Sidelink业务和LTE Sidelink业务;所述第一基站传输第一资源相关信息至第二基站,其中,所述第一资源相关信息是依据所述辅助信息确定的。
根据本申请文件的另一个实施例,还提供了一种信息传输的方法,包括:第一终端接收优先级相关信息;确定LTE Sidelink和NR Sidelink之间的优先级顺序。
根据本申请文件的另一个实施例,还提供了一种信息传输装置,应用于同时进行NR Sidelink业务和LTE Sidelink业务的终端,包括:第一传输模块,设置为向第一基站传输辅助信息,其中,所述辅助信息用于所述第一基站产生资源相关信息。
根据本申请文件的另一个实施例,还提供了一种信息传输装置,其中,应用于同时进行同时进行NR Sidelink业务和LTE Sidelink业务的终端,包括:第二传输模块,设置为向第二终端传输辅助信息。
根据本申请文件的另一个实施例,还提供了一种信息传输装置,其中,包括:第三获取模块,设置为获取第一终端传输的辅助信息,其中,第一终端同时进行有NR Sidelink业务和LTE Sidelink业务;第三传输模块,设置为传输第一资源相关信息至第二基站,其中,所述第一资源相关信息是依据所述辅助信息确定的。
根据本申请文件的另一个实施例,还提供了一种信息传输的装置,其中,包括:第四接收模块,设置为接收优先级相关信息;第四确定模块,设置为确 定LTE Sidelink和NR Sidelink之间的优先级顺序。
根据本申请的又一个实施例,还提供了一种存储介质,所述存储介质中存储有计算机程序,其中,所述计算机程序被设置为运行时执行上述任一项方法实施例中的步骤。
根据本申请的又一个实施例,还提供了一种电子装置,包括存储器和处理器,所述存储器中存储有计算机程序,所述处理器被设置为运行所述计算机程序以执行上述任一项方法实施例中的步骤。
附图说明
此处所说明的附图用来提供对本申请的进一步理解,构成本申请的一部分,本申请的示意性实施例及其说明用于解释本申请,并不构成对本申请的不当限定。在附图中:
图1是根据相关技术中的车联网示意图;
图2是根据相关技术中的车联网中终端之间进行数据传输的示意图;
图3是本申请实施例的一种信息传输方法的移动终端的硬件结构框图;
图4是根据本申请实施例的一种信息传输方法的流程图;
图5是根据本申请具体实施例一的场景示意图;
图6是根据本申请文件的具体实施例二的示意图;
图7是根据本申请文件的具体实施例三的示意图;
图8是根据本申请文件的具体实施例四的示意图;
图9是根据本申请文件的具体实施例五的示意图;
图10是根据本申请文件具体实施例六的示意图。
具体实施方式
需要说明的是,本申请的说明书和权利要求书及上述附图中的术语“第一”、“第二”等是用于区别类似的对象,而不必用于描述特定的顺序或先后次序。
实施例一
本申请实施例中提供了一种移动通信网络(包括5G移动通信网络和LTE 移动通信网络)该网络的网络架构可以包括网络侧设备(例如基站)和终端。在本实施例中提供了一种可运行于上述网络架构上的信息传输方法,本申请实施例中提供的上述信息传输方法的运行环境并不限于上述网络架构。在一些实施例中,本申请文件的场景是车联网。
本申请实施例一所提供的方法实施例可以在移动终端、计算机终端或者类似的运算装置中执行。以运行在移动终端上为例,图3是本申请实施例的一种信息传输方法的移动终端的硬件结构框图,如图3所示,移动终端30可以包括一个或多个(图3中仅示出一个)处理器302(处理器302可以包括微处理器MCU或可编程逻辑器件FPGA等的处理装置)和用于存储数据的存储器304,在一些实施例中,上述移动终端还可以包括用于通信功能的传输装置306以及输入输出设备308。本领域普通技术人员可以理解,图3所示的结构仅为示意,并不对上述移动终端的结构造成限定。例如,移动终端30还可包括比图3中所示更多或者更少的组件,或者具有与图3所示不同的配置。
存储器304可用于存储应用软件的软件程序以及模块,如本申请实施例中的信息传输方法对应的程序指令/模块,处理器302通过运行存储在存储器304内的软件程序以及模块,从而执行多种功能应用以及数据处理,即实现上述的方法。存储器304可包括高速随机存储器,还可包括非易失性存储器,如一个或者多个磁性存储装置、闪存、或者其他非易失性固态存储器。在一些实例中,存储器304还包括相对于处理器302远程设置的存储器,这些远程存储器可以通过网络连接至移动终端30。上述网络的实例包括互联网、企业内部网、局域网、移动通信网及其组合。
传输装置306用于经由一个网络接收或者发送数据。上述的网络具体实例可包括移动终端30的通信供应商提供的无线网络。在一个实例中,传输装置306包括一个网络适配器(Network Interface Controller,NIC),所述传输装置306可通过基站与其他网络设备相连从而可与互联网进行通讯。在一个实例中,传输装置306可以为射频(Radio Frequency,RF)模块,所述传输装置306用于通过无线方式与互联网进行通讯。
在本实施例中提供了一种信息传输方法,图4是根据本申请实施例的一种信息传输方法的流程图,如图4所示,该方法包括如下步骤:
S402中,同时进行NR Sidelink业务和LTE Sidelink业务的第一终端向第一 基站传输辅助信息。
上述步骤中,所述辅助信息用于所述第一基站产生资源相关信息。
通过上述步骤,终端在同时进行NR Sidelink业务和LTE Sidelink业务,该终端向基站传输辅助信息,基站可依据该辅助信息生成资源相关信息,来指示终端避免两种制式的Sidelink业务之间的干扰。采用上述方案,避免了多种制式的Sidelink业务之间的干扰,提高了数据传输的效率,解决了相关技术中终端进行多种制式的Sidelink业务存在干扰的问题。
在一些实施例中,所述辅助信息包括以下至少之一:设备内共存(In Device Coexistence,简称为IDC)能力指示信息,IDC指示,受影响业务类型信息,干扰源业务类型信息,受影响或制式信息,干扰源制式信息,干扰类型指示信息,受影响频域信息,干扰源频域信息,受影响时域信息、干扰源时域信息,受影响资源池信息、干扰源资源池信息,建议的频域信息,建议的时域信息,建议的资源池信息,TDM(time division multiplexing,时分复用)辅助信息,LTE sidelink发送功率信息,NR sidelink发送功率信息,发送功率差值信息,对端终端UE标识信息,服务对端UE的基站或小区标识信息,受影响的Sidelink BWP信息,干扰源Sidelink BWP(bandwidth part,带宽部分)信息,建议的Sidelink BWP信息。
在一些实施例中,所述第一终端向第一基站传输辅助信息之前,所述第一终端收到第一基站发送的配置信息,其中,所述配置信息至少包括以下之一:允许所述第一终端传输辅助信息的指示信息;特定时间长度;所述特定时间长度内可在配置的资源上不执行发送的数量;sidelink相关优先级顺序表;Sidelink业务流优先级priority level与近距离通信数据包优先级(Prose Per Packet Priority,PPPP)之间的映射关系;PPPP与逻辑信道优先级之间的映射关系;PPPP与5QI之间的映射关系;PPPP与QFI(QoS Flow ID,服务质量流标识)之间的映射关系;PPPP与Destination ID之间的映射关系;优先级门限值;NR Sidelink和LTE Sidelink链路之间传输功率差值门限值。
上述实施例中的特定时间长度以帧或子帧或slot(时隙)或symbol(符号)为单位。
所述特定时间长度内可在配置的资源上不执行发送的数量,以帧或子帧或 slot或symbol为单位。
在一些实施例中,第一终端向第一基站传输辅助信息之前,在确定所述第一终端符合以下条件至少之一时,确定向第一基站传输辅助信息:所述第一终端确定自身存在IDC问题且自身无法解决所述IDC问题;NR Sidelink和/或LTE Sidelink的优先级值小于优先级门限值;NR Sidelink和/或LTE Sidelink的优先级值大于优先级门限值;所述第一终端在NR Sidelink和LTE Sidelink两条链路的传输功率差值大于门限值。
本申请文件中的传输可以理解为发送和接收。上述的门限值可以是预设的,或者基站发送的配置信息中指示的。该门限值可以针对每种业务进行不同的设置,列入发送业务或接收业务等,也可以包括其他业务区分。
在一些实施例中,第一终端向第一基站传输辅助信息之后,接收所述第一基站传输的资源相关信息,其中,所述资源相关信息包括以下至少之一:LTE sidelink或NR sidelink频域信息;LTE sidelink或NR sidelink时域信息;LTE sidelink或NR sidelink资源池信息;时域资源或频域资源或资源池用于发送的指示;时域资源或频域资源或资源池用于接收的指示;通信制式信息;Sidelink BWP信息;Beam相关信息。
本申请文件中的通信制式信息可以包括以下之一:LTE,NR,R14,R15,R16。
在一些实施例中,所述频域信息包括以下之一:频点信息,资源块(resource block)信息,索引(index)信息,起始RB位置,子信道数量,RB数量;
所述时域信息包括以下之一:帧信息,子帧信息,slot信息,symbol信息,时域图样pattern信息,时域index信息,偏移(offset)信息,周期信息;
所述资源池信息包括以下之一:时域信息,频域信息,资源池index信息,版本信息,RAT(Radio Access Technology,无线接入技术)信息;
所述Sidelink BWP信息包括以下之一:BWP索引,BWP带宽,BWP位置,子载波间隔,CP。
在一些实施例中,所述第一终端转发所述资源相关信息至第二终端,其中,所述第一终端通过PC5接口信令,或PC5接口RRC(Radio Resource  Control,无线资源控制)信令,或MAC(Media Access Control Address,媒体访问控制地址)层信息,或PHY(Physical,物理)层信息向第二终端发送资源相关信息。
在一些实施例中,在所述第一终端和所述第二终端均由所述第一基站服务时,所述第一终端和/或所述第二终端接收所述第一基站传输的资源相关信息。
根据本申请文件的另一个实施例,还提供了一种信息传输方法,包括:
步骤110中,同时进行NR Sidelink业务和LTE Sidelink业务的第一终端向第二终端传输辅助信息。
采用上述方案,第一终端向第二终端传输辅助信息,给第二终端返回资源相关信息提供依据,避免了多种制式的Sidelink业务之间的干扰,提高了数据传输的效率,解决了相关技术中终端进行多种制式的Sidelink业务存在干扰的问题。
第二终端可以依据辅助信息产生资源相关信息。
在一些实施例中,向所述第二终端传输辅助信息之后,接收所述第二终端传输的资源相关信息,其中,所述资源相关信息包括以下至少之一:
LTE sidelink或NR sidelink频域信息;
LTE sidelink或NR sidelink时域信息;
LTE sidelink或NR sidelink资源池信息;
时域资源或频域资源或资源池用于发送的指示;时域资源或频域资源或资源池用于接收的指示;
通信制式信息;
Sidelink BWP信息;
Beam相关信息。
根据本申请文件的另一个实施例,还提供了一种信息传输方法,包括:
步骤210中,第一基站获取第一终端传输的辅助信息,其中,第一终端同时进行有NR Sidelink业务和LTE Sidelink业务。
步骤220中,所述第一基站传输第一资源相关信息至第二基站,其中,所 述第一资源相关信息是依据所述辅助信息确定的。
采用上述方案,避免了多种制式的Sidelink业务之间的干扰,提高了数据传输的效率,解决了相关技术中终端进行多种制式的Sidelink业务存在干扰的问题。
在一些实施例中,所述辅助信息包括以下至少之一:IDC能力指示信息,IDC指示,受影响业务类型信息,干扰源业务类型信息,受影响或制式信息,干扰源制式信息,干扰类型指示信息,受影响频域信息,干扰源频域信息,受影响时域信息、干扰源时域信息,受影响资源池信息、干扰源资源池信息,建议的频域信息,建议的时域信息,建议的资源池信息,TDM辅助信息,LTE sidelink发送功率信息,NR sidelink发送功率信息,发送功率差值信息,对端终端UE标识信息,服务对端UE的基站或小区标识信息,受影响的Sidelink BWP信息,干扰源Sidelink BWP信息,建议的Sidelink BWP信息。
在一些实施例中,所述第一资源相关信息包括以下至少之一:IDC指示,sidelink所使用资源的频域信息,sidelink所使用资源的时域信息,sidelink所使用资源的资源池信息,受影响的Sidelink BWP信息,干扰源Sidelink BWP信息,建议的Sidelink BWP信息,受影响业务类型信息,干扰源业务类型信息,受影响或制式信息,干扰源制式信息,干扰类型指示信息,受影响频域信息,干扰源频域信息,受影响时域信息、干扰源时域信息,受影响资源池信息、干扰源资源池信息,建议的频域信息,建议的时域信息,建议的资源池信息,TDM辅助信息,其中,所述Sidelink所使用资源为所述第一基站为所述第一终端配置的LTE sidelink或NR sidelink所使用资源。
在一些实施例中,所述第一基站传输第一资源相关信息至第二基站之后,接收所述第二基站传输的第二资源相关信息,其中,所述第二资源相关信息包括以下至少之一:
LTE sidelink或NR sidelink频域信息;
LTE sidelink或NR sidelink时域信息;
LTE sidelink或NR sidelink资源池信息;
时域资源或频域资源或资源池用于发送的指示;时域资源或频域资源或资源池用于接收的指示;
通信制式信息;
Sidelink BWP信息;
Beam相关信息。
在一些实施例中,接收所述第二基站传输的第二资源相关信息之后,所述第一基站传输所述第二资源相关信息至所述第一终端。
根据本申请文件的另一个实施例,还提供了一种信息传输的方法,包括:
步骤310中,第一终端接收优先级相关信息。
步骤320中,确定LTE Sidelink和NR Sidelink之间的优先级顺序。
采用上述方案,避免了多种制式的Sidelink业务之间的干扰,提高了数据传输的效率,解决了相关技术中终端进行多种制式的Sidelink业务存在干扰的问题。
在一些实施例中,所述优先级相关信息包括以下至少之一:sidelink相关优先级顺序表;Sidelink业务流优先级priority level与近距离通信数据包优先级PPPP之间的映射关系;PPPP与逻辑信道优先级之间的映射关系;PPPP与5QI之间的映射关系;PPPP与QFI之间的映射关系;PPPP与Destination ID之间的映射关系。
下面结合本申请文件另一个实施例进行说明。
辅助信息至少包括以下之一:
IDC能力指示信息,IDC指示,受影响或干扰源的业务类型信息,受影响或干扰源的制式信息,干扰类型指示信息,受影响或干扰源的频域信息,受影响或干扰源的时域信息,受影响或干扰源资源池信息,建议的频域信息,建议的时域信息,建议的资源池信息,TDM辅助信息,LTE sidelink发送功率信息,NR sidelink发送功率信息,发送功率差值信息,对端UE标识信息,服务对端UE的基站或小区标识信息,受影响的Sidelink BWP信息,干扰源Sidelink BWP信息,建议的Sidelink BWP信息。
UE向基站发送辅助信息之前,收到基站发送的配置信息,配置信息至少包括以下之一:允许发送辅助信息的指示信息;时间长度,以帧或子帧或slot或symbol为单位;特定时间长度内可在配置的资源上不执行发送的数量,以帧 或子帧或slot或symbol为单位;Sidelink业务的优先级顺序;sidelink相关优先级顺序表;priority level与PPPP之间的映射;PPPP与逻辑信道优先级之间的映射;优先级门限值;两条链路发送功率差值门限值。
基站收到UE发送的辅助信息之后,向UE发送资源相关信息,资源相关信息至少包括以下之一:LTE sidelink或NR sidelink频域信息,可包含以下之一:频点信息,resource block信息,index信息;LTE sidelink或NR sidelink时域信息,可包含以下之一:帧信息,子帧信息,slot信息,symbol信息,时域(帧/子帧/slot/symbol)图样pattern信息,时域(帧/子帧/slot/symbol)index信息,偏移offset信息,周期信息;LTE sidelink或NR sidelink资源池信息,可包含以下之一:时域信息,频域信息,资源池index信息;发送或接收指示;制式信息,包括以下之一:LTE,NR,R14,R15,R16。
本申请中,基站为具有控制或调度UE的功能实体,例如可以为LTE eNB或NR gNB,或ng-eNB,或en-gNB,或gNB-DU,或gNB-CU。
V2X业务至少包括以下之一:sidelink,discovery,sidelink communication。
V2X业务可使用LTE V2X或NR V2X两种制式。
V2X业务可通过单播,组播,广播实现。
V2X业务的发送资源可由基站分配,或由UE自主选取的方式确定。
另外,UE有可能通过双连接方式接入网络,则本申请中基站可以为主基站或次基站,若为次基站,则UE与次基站之间的RRC信令交互可通过主基站转发。例如,对于UE发送给基站的辅助信息,UE可先通过RRC消息发送至主基站,主基站再通过X2或Xn消息发送给次基站。
下面是本申请文件的具体实施例。
具体实施例一
本实施例为基站基于UE上报的辅助信息实现LTE V2X和NR V2X的共存方法一。图2为本实施例场景示意图。本实施例中,UE1由基站服务,UE2或UE3可能由该基站服务或由其它基站(如相邻基站)服务。图2A中,UE1向UE2发送的LTE sidelink discovery或communication数据,同时UE1向UE3发送NR sidelink discovery或communication数据。图2B中,UE1接收UE2发送 的LTE sidelink discovery或communication数据,同时UE1向UE3发送NR sidelink discovery或communication数据。对于UE1,NR sidelink的发送与LTE sidelink的发送或接收有可能在时域位置有交叠,图2A中,NR sidelink和LTE sidelink在同一时域资源的发送的情况下,UE的最大发送功率受限,需要多条链路间分配发送功率,且对于接收端来说有可能存在较大干扰。图2B中,NR sidelink的发送有可能对LTE sidelink的接收造成较大干扰。NR sidelink更换为LTE sidelink,LTE sidelink更换为NR sidelink情况下,本实施例方法同样适用。
图5是根据本申请具体实施例一的场景示意图,如图5所示,本实施例方法步骤如下:
步骤1.UE1向基站发送辅助信息,辅助信息中至少包含以下之一:
IDC能力指示信息,IDC指示,受影响或干扰源的业务类型信息,受影响或干扰源的制式信息,干扰类型指示信息,受影响或干扰源的频域信息,受影响或干扰源的时域信息,受影响或干扰源资源池信息,建议的频域信息,建议的时域信息,建议的资源池信息,TDM辅助信息,LTE sidelink发送功率信息,NR sidelink发送功率信息,发送功率差值信息,对端UE标识信息,服务对端UE的基站或小区标识信息,受影响的Sidelink BWP信息,干扰源Sidelink BWP信息,建议的Sidelink BWP信息。
在一些实施例中,业务类型信息包括以下之一:业务类型service type指示信息,业务标识信息,单播指示信息,组播指示信息,广播指示信息,basic safety指示信息,discovery指示信息,communication指示信息;
在一些实施例中,制式信息包括以下之一:LTE,NR,R14,R15,R16。
在一些实施例中,干扰类型指示信息包括以下之一:同时发送,同时收发,发送指示信息,接收指示信息。
在一些实施例中,频域信息包括以下之一:频点信息,resource block信息,index信息;
在一些实施例中,时域信息包括以下之一:帧信息,子帧信息,slot信息,symbol信息,时域(帧/子帧/slot/symbol)图样pattern信息,时域(帧/子帧/slot/symbol)index信息,偏移offset信息,周期信息;
在一些实施例中,发送功率差值信息为两条链路之间的功率差值;其中,功率为发送或接收功率,
在一些实施例中,对端UE为与UE1进行V2X业务的UE,对端UE标识信息包括以下之一:ProSe UE标识,或C-RNTI,或index信息;
在一些实施例中,资源池信息包括以下之一:时域信息,频域信息,资源池index信息。
在一些实施例中,UE1向基站发送对端UE标识信息,服务对端UE的基站或小区标识信息之前,UE1从对端UE获得对端UE的UE标识信息,服务该对端UE的基站或小区标识信息,例如,可通过PC5接口PC5消息或RRC消息或发现消息中获得。
在一些实施例中,TDM辅助信息包括以下之一:DRX cycle长度,DRX offset,DRX激活时间。
在一些实施例中,该辅助信息可通过RRC消息发送。
在一些实施例中,UE1至少满足以下条件之一后向基站发送辅助信息:
条件1:UE存在IDC问题且无法通过自身解决;
条件2:LTE sidelink和/或NR sidelink的优先级值小于优先级门限值,该优先级门限值可由基站或V2X服务器为UE配置,或为预定义的取值。优先级门限值可以为PPPP值,或逻辑信道优先级门限值,或priority level门限值。
条件3:UE在LTE sidelink和NR sidelink两条链路的发送功率之差大于配置的发送功率差值门限值,该门限值可由基站或V2X服务器为UE配置,或为预定义的取值。在一些实施例中,UE可被配置发送功率差值门限值和对应的V2X业务类型(可由V2X service type,或V2X业务标识,或destination ID表示)。
步骤1a.在一些实施例中,UE1向基站发送辅助信息之前,UE1收到基站发送的配置信息。其中配置信息中包含以下之一:
允许发送辅助信息的指示信息;
时间长度,以帧或子帧或slot或symbol为单位;
特定时间长度内可在配置的资源上不执行发送的数量,以帧或子帧或slot 或symbol为单位;
Sidelink业务的优先级顺序;
priority level与PPPP之间的映射;
PPPP与逻辑信道优先级之间的映射;
优先级门限值;
两条链路发送功率差值门限值。
在一些实施例中,基站可通过RRC消息,或系统消息,或MAC层信息,或PHY层信息发送向UE1发送辅助信息。
步骤2.基站收到UE1发送的辅助信息后向UE1发送资源相关信息。
所述资源相关信息包含以下之一:
LTE sidelink或NR sidelink频域信息,可包含以下之一:频点信息,resource block信息,index信息;
LTE sidelink或NR sidelink时域信息,可包含以下之一:帧信息,子帧信息,slot信息,symbol信息,时域(帧/子帧/slot/symbol)图样pattern信息,时域(帧/子帧/slot/symbol)index信息,偏移offset信息,周期信息;
LTE sidelink或NR sidelink资源池信息,可包含以下之一:时域信息,频域信息,资源池index信息。
发送或接收指示;
制式信息,包括以下之一:LTE,NR,R14,R15,R16。
在一些实施例中,基站可通过RRC消息,或系统消息,或MAC层信息,或PHY层信息发送向UE1发送资源相关信息。
步骤3.在一些实施例中,UE1将资源相关信息通过PC5接口发送给UE2或UE3。UE2或UE3根据该资源相关信息确定sidelink discovery/communication发送或接收资源。在一些实施例中,UE1可通过PC5接口信令,或PC5接口RRC信令,或MAC层信息,或PHY层信息(如sidelink control information)向UE2或UE3发送资源相关信息。
步骤4.在一些实施例中,UE2(或UE3)和UE1由相同基站服务的情况下, 基站将资源相关信息发送给UE2或UE3。UE2或UE3根据该资源相关信息确定sidelink discovery/communication发送或接收资源。
需注意的是,以上步骤之间的时间先后顺序不限定。
具体实施例二
本实施例为基站基于UE上报的辅助信息实现LTE V2X和NR V2X的共存方法二。图2B为本实施例场景示意图。本实施例中,UE1和UE2都由基站服务。UE1接收从UE2发送的LTE sidelink discovery或communication数据,同时UE1向UE3发送NR sidelink discovery或communication数据。对于UE1,NR sidelink的发送与LTE sidelink的接收有可能在时域位置有交叠,NR sidelink的发送有可能对LTE sidelink的接收造成干扰。本方法同样适用于UE1从UE2接收NR sidelink discovery或communication数据的同时,向UE3发送LTE sidelink discovery或communication数据的情况。
图6是根据本申请文件的具体实施例二的示意图,如图6所示,包括以下步骤:
步骤1.UE1向基站发送辅助信息,辅助信息中至少包含以下之一:
IDC能力指示信息,IDC指示,受影响或干扰源的业务类型信息,受影响或干扰源的制式信息,干扰类型指示信息,受影响或干扰源的频域信息,受影响或干扰源的时域信息,受影响或干扰源资源池信息,建议的频域信息,建议的时域信息,建议的资源池信息,TDM辅助信息,对端UE标识信息,服务对端UE的基站或小区标识信息,受影响的Sidelink BWP信息,干扰源Sidelink BWP信息,建议的Sidelink BWP信息。以上信息具体含义或取值参见实施例1中所述。
在一些实施例中,UE1至少满足以下条件之一后向基站发送辅助信息:
条件1:UE存在IDC问题且无法通过自身解决
条件2:LTE sidelink和/或NR sidelink的优先级值小于优先级门限值,该优先级门限值可由基站或V2X服务器为UE配置,或为预定义的取值。
条件3:UE在LTE sidelink和NR sidelink两条链路的发送功率之差大于配置的发送功率差值门限值,该门限值可由基站或V2X服务器为UE配置,或为 预定义的取值。在一些实施例中,UE可被配置发送功率差值门限值和对应的V2X业务类型(可由V2X service type,或V2X业务标识,或destination ID表示)。
步骤1a.在一些实施例中,UE1向基站发送辅助信息之前,UE1收到基站发送的配置信息。其中配置信息中包含以下之一:
允许发送辅助信息的指示信息;
时间长度,以帧或子帧或slot或symbol为单位;
特定时间长度内可在配置的资源上不执行发送的数量,以帧或子帧或slot或symbol为单位;
Sidelink业务的优先级顺序;
priority level与PPPP之间的映射;
PPPP与逻辑信道优先级之间的映射;
优先级门限值;
两条链路发送功率差值门限值。
步骤2.在一些实施例中,基站收到UE1发送的辅助信息后向UE2发送资源相关信息,所述资源相关信息包含以下之一:
LTE sidelink或NR sidelink频域信息,可包含以下之一:频点信息,resource block信息,index信息;
LTE sidelink或NR sidelink时域信息,可包含以下之一:帧信息,子帧信息,slot信息,symbol信息,时域(帧/子帧/slot/symbol)图样pattern信息,时域(帧/子帧/slot/symbol)index信息,偏移offset信息,周期信息;
LTE sidelink或NR sidelink资源池信息,可包含以下之一:时域信息,频域信息,资源池index信息。
发送或接收指示;
制式信息,包括以下之一:LTE,NR,R14,R15,R16。
UE2根据该资源相关信息确定sidelink discovery/communication发送或接收资源。
步骤3.在一些实施例中,UE2将资源相关信息通过PC5接口发送给UE1。UE1根据该资源相关信息确定sidelink discovery/communication发送或接收资源。
步骤4.在一些实施例中,基站将资源相关信息发送给UE1。UE1根据该资源相关信息确定sidelink discovery/communication发送或接收资源。
需注意的是,以上步骤之间的时间先后顺序不限定。
具体实施例三
本实施例为基站基于UE上报的辅助信息实现LTE V2X和NR V2X的共存方法三。图2为本实施例场景示意图。图2A中,UE1向UE2发送的LTE sidelink discovery或communication数据,同时UE1向UE3发送NR sidelink discovery或communication数据。图2B中,UE1接收UE2发送的LTE sidelink discovery或communication数据,同时UE1向UE3发送NR sidelink discovery或communication数据。对于UE1,NR sidelink的发送与LTE sidelink的发送或接收有可能在时域位置有交叠,图2A中,NR sidelink和LTE sidelink在同一时域资源的发送的情况下,UE的最大发送功率受限,需要多条链路间分配发送功率,且对于接收端来说有可能存在较大干扰。图2B中,NR sidelink的发送有可能对LTE sidelink的接收造成较大干扰。NR sidelink更换为LTE sidelink,LTE sidelink更换为NR sidelink情况下,本实施例方法同样适用。本实施例中,UE1通过双连接方式接入,由基站1和基站2为其提供资源。
图7是根据本申请文件的具体实施例三的示意图,如图7所示,本实施例方法步骤如下:
步骤1.UE1向基站1发送辅助信息,辅助信息中至少包含以下之一:
IDC能力指示信息,IDC指示,受影响或干扰源的业务类型信息,受影响或干扰源的制式信息,干扰类型指示信息,受影响或干扰源的频域信息,受影响或干扰源的时域信息,受影响或干扰源资源池信息,建议的频域信息,建议的时域信息,建议的资源池信息,TDM辅助信息,LTE sidelink发送功率信息,NR sidelink发送功率信息,发送功率差值信息,对端UE标识信息,服务对端UE的基站或小区标识信息,受影响的Sidelink BWP信息,干扰源Sidelink  BWP信息,建议的Sidelink BWP信息。以上信息具体含义或取值参见实施例1中所述。
在一些实施例中,UE1至少满足以下条件之一后向基站1发送辅助信息:
条件1:UE存在IDC问题且无法通过自身解决;
条件2:LTE sidelink和/或NR sidelink的优先级值小于优先级门限值,该优先级门限值可由基站或V2X服务器为UE配置,或为预定义的取值。
条件3:UE在LTE sidelink和NR sidelink两条链路的发送功率之差大于配置的发送功率差值门限值,该门限值可由基站或V2X服务器为UE配置,或为预定义的取值。在一些实施例中,UE可被配置发送功率差值门限值和对应的V2X业务类型(可由V2X service type,或V2X业务标识,或destination ID表示)。
步骤1a.在一些实施例中,UE1向基站1发送辅助信息之前,UE1收到基站1发送的配置信息。其中配置信息中包含以下之一:
允许发送辅助信息的指示信息;
时间长度,以帧或子帧或slot或symbol为单位;
特定时间长度内可在配置的资源上不执行发送的数量,以帧或子帧或slot或symbol为单位;
Sidelink业务的优先级顺序;
priority level与PPPP之间的映射;
PPPP与逻辑信道优先级之间的映射;
优先级门限值;
两条链路发送功率差值门限值。
步骤2.在一些实施例中,基站1通过X2或Xn信令向基站2发送资源相关信息。资源相关信息中至少包含以下之一:
IDC指示,sidelink所使用资源的频域信息,sidelink所使用资源的时域信息,sidelink所使用资源的资源池信息,受影响的Sidelink BWP信息,干扰源Sidelink BWP信息,建议的Sidelink BWP信息,受影响或干扰源的业务类型信 息,受影响或干扰源的制式信息,干扰类型指示信息,受影响或干扰源的频域信息,受影响或干扰源的时域信息,受影响或干扰源资源池信息,建议的频域信息,建议的时域信息,建议的资源池信息,TDM辅助信息。其中,sidelink所使用资源为基站1为UE1配置的LTE sidelink或NR sidelink所使用资源。
步骤3.在一些实施例中,基站2通过X2或Xn信令向基站1发送资源相关信息,资源相关信息包含以下之一:
LTE sidelink或NR sidelink频域信息,可包含以下之一:频点信息,resource block信息,index信息;
LTE sidelink或NR sidelink时域信息,可包含以下之一:帧信息,子帧信息,slot信息,symbol信息,时域(帧/子帧/slot/symbol)图样pattern信息,时域(帧/子帧/slot/symbol)index信息,偏移offset信息,周期信息;
LTE sidelink或NR sidelink资源池信息,可包含以下之一:时域信息,频域信息,资源池index信息。
发送或接收指示;
制式信息,包括以下之一:LTE,NR,R14,R15,R16。
步骤4.在一些实施例中,基站1向UE1发送资源相关信息。UE1根据该资源相关信息确定sidelink discovery/communication发送或接收资源。在一些实施例中,与实施例1中类似,UE1可将资源相关信息通过PC5接口发送给UE2或UE3。UE2(或UE3)和UE1由相同基站服务的情况下,基站1可将资源相关信息发送给UE2或UE3。UE2或UE3根据该资源相关信息确定sidelink discovery/communication发送或接收资源。
需注意的是,以上步骤之间的时间先后顺序不限定。
具体实施例四
本实施例为通过UE之间协商实现LTE V2X和NR V2X的共存方法一。图2B为本实施例场景示意图。本实施例中,UE1接收从UE2发送的LTE sidelink discovery或communication数据,同时UE1向UE3发送NR sidelink discovery或communication数据。对于UE1,NR sidelink的发送与LTE sidelink的接收有可能在时域位置有交叠,NR sidelink的发送有可能对LTE sidelink的接收造成干 扰。本方法同样适用于UE1从UE2接收NR sidelink discovery或communication数据的同时,向UE3发送LTE sidelink discovery或communication数据的情况。本实施例中,UE1和UE可由相同基站服务,或由不同基站服务,或者无基站服务。
图8是根据本申请文件的具体实施例四的示意图,如图8所示,本实施例方法步骤如下:
步骤1.UE1向UE2发送辅助信息,辅助信息中至少包含以下之一:
IDC能力指示信息,IDC指示,受影响或干扰源的业务类型信息,受影响或干扰源的制式信息,干扰类型指示信息,受影响或干扰源的频域信息,受影响或干扰源的时域信息,受影响或干扰源资源池信息,建议的频域信息,建议的时域信息,建议的资源池信息,TDM辅助信息。以上信息具体含义或取值参见实施例1中所述。
在一些实施例中,UE1可通过PC5接口信令,或PC5接口RRC信令,或MAC层信息,或PHY层信息(如sidelink control information)向UE2发送辅助信息。
在一些实施例中,UE1至少满足以下条件之一后向UE2发送辅助信息:
条件1:UE存在IDC问题且无法通过自身解决
条件2:LTE sidelink和/或NR sidelink的优先级值小于优先级门限值,该优先级门限值可由基站或V2X服务器为UE配置,或为预定义的取值。
条件3:UE2执行发送的sidelink链路的优先级小于UE1执行发送的sidelink链路的优先级。
步骤1a.在一些实施例中,UE1向UE2发送辅助信息之前,UE1收到基站发送的配置信息。其中配置信息中包含以下之一:
允许发送辅助信息的指示信息;
时间长度,以帧或子帧或slot或symbol为单位;
特定时间长度内可在配置的资源上不执行发送的数量,以帧或子帧或slot或symbol为单位;
Sidelink业务的优先级顺序;
priority level与PPPP之间的映射;
PPPP与逻辑信道优先级之间的映射;
优先级门限值;
在一些实施例中,基站可通过RRC消息,或系统消息,或MAC层信息,或PHY层信息发送向UE1发送辅助信息。
步骤2.在一些实施例中,UE1向UE2发送辅助信息之后,UE2向UE1发送资源相关信息,所述资源相关信息包含以下之一:
LTE sidelink或NR sidelink频域信息,可包含以下之一:频点信息,resource block信息,index信息;
LTE sidelink或NR sidelink时域信息,可包含以下之一:帧信息,子帧信息,slot信息,symbol信息,时域(帧/子帧/slot/symbol)图样pattern信息,时域(帧/子帧/slot/symbol)index信息,偏移offset信息,周期信息;
LTE sidelink或NR sidelink资源池信息,可包含以下之一:时域信息,频域信息,资源池index信息。
发送或接收指示;
制式信息,包括以下之一:LTE,NR,R14,R15,R16。
在一些实施例中,UE2可通过PC5接口信令,或PC5接口RRC信令,或MAC层信息,或PHY层信息(如sidelink control information)向UE1发送资源相关信息。
需注意的是,以上步骤之间的时间先后顺序不限定。
具体实施例五
本实施例为通过UE之间协商实现LTE V2X和NR V2X的共存方法二。图2B为本实施例场景示意图。本实施例中,UE1接收从UE2发送的LTE sidelink discovery或communication数据,同时UE1向UE3发送NR sidelink discovery或communication数据。对于UE1,NR sidelink的发送与LTE sidelink的接收有可能在时域位置有交叠,NR sidelink的发送有可能对LTE sidelink的接收造成干扰。本方法同样适用于UE1从UE2接收NR sidelink discovery或communication数据的同时,向UE3发送LTE sidelink discovery或communication数据的情况。 本实施例中,UE2由基站1服务,UE1可由基站1或其它基站服务。
图9是根据本申请文件的具体实施例五的示意图,如图9所示,本实施例方法步骤如下:
步骤1.UE1向UE2发送辅助信息,辅助信息中至少包含以下之一:
IDC能力指示信息,IDC指示,受影响或干扰源的业务类型信息,受影响或干扰源的制式信息,干扰类型指示信息,受影响或干扰源的频域信息,受影响或干扰源的时域信息,受影响或干扰源资源池信息,建议的频域信息,建议的时域信息,建议的资源池信息,TDM辅助信息。以上信息具体含义或取值参见实施例1中所述。
在一些实施例中,UE1可通过PC5接口信令,或PC5接口RRC信令,或MAC层信息,或PHY层信息(如sidelink control information)向UE2发送辅助信息。
在一些实施例中,UE1至少满足以下条件之一后向UE2发送辅助信息:
条件1:UE存在IDC问题且无法通过自身解决
条件2:LTE sidelink和/或NR sidelink的优先级值小于优先级门限值,该优先级门限值可由基站或V2X服务器为UE配置,或为预定义的取值。
条件3:UE2执行发送的sidelink链路的优先级小于UE1执行发送的sidelink链路的优先级。
步骤1a.在一些实施例中,UE1向UE2发送辅助信息之前,UE1收到基站发送的配置信息。其中配置信息中包含以下之一:
允许发送辅助信息的指示信息;
时间长度,以帧或子帧或slot或symbol为单位;
特定时间长度内可在配置的资源上不执行发送的数量,以帧或子帧或slot或symbol为单位;
Sidelink业务的优先级顺序;
priority level与PPPP之间的映射;
PPPP与逻辑信道优先级之间的映射;
优先级门限值;
在一些实施例中,基站可通过RRC消息,或系统消息,或MAC层信息,或PHY层信息发送向UE1发送辅助信息。
步骤2.UE2向基站发送辅助信息,辅助信息中至少包含以下之一:
IDC能力指示信息,IDC指示,受影响或干扰源的业务类型信息,受影响或干扰源的制式信息,干扰类型指示信息,受影响或干扰源的频域信息,受影响或干扰源的时域信息,受影响或干扰源资源池信息,建议的频域信息,建议的时域信息,建议的资源池信息,TDM辅助信息,对端UE标识信息,服务对端UE的基站或小区标识信息,受影响的Sidelink BWP信息,干扰源Sidelink BWP信息,建议的Sidelink BWP信息。
步骤3.在一些实施例中,基站收到UE2发送的辅助信息后,向UE2发送资源相关信息,所述资源相关信息包含以下之一:
LTE sidelink或NR sidelink频域信息,可包含以下之一:频点信息,resource block信息,index信息;
LTE sidelink或NR sidelink时域信息,可包含以下之一:帧信息,子帧信息,slot信息,symbol信息,时域(帧/子帧/slot/symbol)图样pattern信息,时域(帧/子帧/slot/symbol)index信息,偏移offset信息,周期信息;
LTE sidelink或NR sidelink资源池信息,可包含以下之一:时域信息,频域信息,资源池index信息。
发送或接收指示;
制式信息,包括以下之一:LTE,NR,R14,R15,R16。
在一些实施例中,基站可通过RRC消息,或系统消息,或MAC层信息,或PHY层信息发送向UE2发送资源相关信息。
步骤4.在一些实施例中,UE2将资源相关信息通过PC5接口发送给UE1。UE1根据该资源相关信息确定sidelink discovery/communication发送或接收资源。在一些实施例中,UE2可通过PC5接口信令,或PC5接口RRC信令,或MAC层信息,或PHY层信息(如sidelink control information)向UE1发送资源相关信息。
步骤5.在一些实施例中,UE1和UE2由相同基站服务的情况下,基站将资源相关信息发送给UE1。UE1根据该资源相关信息确定sidelink discovery/communication发送或接收资源。
需注意的是,以上步骤之间的时间先后顺序不限定。
具体实施例六
本实施例为UE上报和基站之间交互结合实现LTE V2X和NR V2X的共存的方法。图2B为本实施例场景示意图。本实施例中,UE1接收从UE2发送的LTE sidelink discovery或communication数据,同时UE1向UE3发送NR sidelink discovery或communication数据。对于UE1,NR sidelink的发送与LTE sidelink的接收有可能在时域位置有交叠,NR sidelink的发送有可能对LTE sidelink的接收造成干扰。本方法同样适用于UE1从UE2接收NR sidelink discovery或communication数据的同时,向UE3发送LTE sidelink discovery或communication数据的情况。本实施例中,UE1由基站1服务,UE2可由基站2服务。
图10是根据本申请文件具体实施例六的示意图,如图10所示,包括以下步骤:
步骤1.UE1向基站发送辅助信息,辅助信息中至少包含以下之一:
IDC能力指示信息,IDC指示,受影响或干扰源的业务类型信息,受影响或干扰源的制式信息,干扰类型指示信息,受影响或干扰源的频域信息,受影响或干扰源的时域信息,受影响或干扰源资源池信息,建议的频域信息,建议的时域信息,建议的资源池信息,TDM辅助信息,对端UE标识信息,服务对端UE的基站或小区标识信息,受影响的Sidelink BWP信息,干扰源Sidelink BWP信息,建议的Sidelink BWP信息。以上信息具体含义或取值参见实施例1中所述。
在一些实施例中,UE1至少满足以下条件之一后向基站发送辅助信息:
条件1:UE存在IDC问题且无法通过自身解决
条件2:LTE sidelink和/或NR sidelink的优先级值小于优先级门限值,该优先级门限值可由基站或V2X服务器为UE配置,或为预定义的取值。优先级门限值可以为PPPP值,或逻辑信道优先级门限值,或priority level门限值。
条件3:UE2执行发送的sidelink链路的优先级小于UE1执行发送的sidelink链路的优先级。
步骤1a.在一些实施例中,UE1向基站发送辅助信息之前,UE1收到基站发送的配置信息。其中配置信息中包含以下之一:
允许发送辅助信息的指示信息;
时间长度,以帧或子帧或slot或symbol为单位;
特定时间长度内可在配置的资源上不执行发送的数量,以帧或子帧或slot或symbol为单位;
Sidelink业务的优先级顺序;
priority level与PPPP之间的映射;
PPPP与逻辑信道优先级之间的映射;
优先级门限值;
两条链路发送功率差值门限值。
在一些实施例中,基站可通过RRC消息,或系统消息,或MAC层信息,或PHY层信息发送向UE1发送辅助信息。
步骤2.基站1向基站2发送辅助信息,辅助信息中至少包含以下之一:
IDC能力指示信息,IDC指示,sidelink所使用资源的频域信息,sidelink所使用资源的时域信息,sidelink所使用资源的资源池信息,受影响的Sidelink BWP信息,干扰源Sidelink BWP信息,建议的Sidelink BWP信息,受影响或干扰源的业务类型信息,受影响或干扰源的制式信息,干扰类型指示信息,受影响或干扰源的频域信息,受影响或干扰源的时域信息,受影响或干扰源资源池信息,建议的频域信息,建议的时域信息,建议的资源池信息,TDM辅助信息,对端UE标识信息,服务对端UE的基站或小区标识信息,受影响的Sidelink BWP信息,干扰源Sidelink BWP信息,建议的Sidelink BWP信息。其中,sidelink所使用资源为基站1为UE1配置的LTE sidelink或NR sidelink所使用资源。以上信息具体含义或取值参见实施例1中所述。
步骤3.在一些实施例中,基站2收到基站1发送的辅助信息后,向UE2发送资源相关信息,所述资源相关信息包含以下之一:
LTE sidelink或NR sidelink频域信息,可包含以下之一:频点信息,resource block信息,index信息;
LTE sidelink或NR sidelink时域信息,可包含以下之一:帧信息,子帧信息,slot信息,symbol信息,时域(帧/子帧/slot/symbol)图样pattern信息,时域(帧/子帧/slot/symbol)index信息,偏移offset信息,周期信息;
LTE sidelink或NR sidelink资源池信息,可包含以下之一:时域信息,频域信息,资源池index信息。
发送或接收指示;
制式信息,包括以下之一:LTE,NR,R14,R15,R16。
在一些实施例中,基站可通过RRC消息,或系统消息,或MAC层信息,或PHY层信息发送向UE2发送资源相关信息。
步骤4.在一些实施例中,UE2将资源相关信息通过PC5接口发送给UE1。UE1根据该资源相关信息确定sidelink discovery/communication发送或接收资源。在一些实施例中,UE2可通过PC5接口信令,或PC5接口RRC信令,或MAC层信息,或PHY层信息(如sidelink control information)向UE1发送资源相关信息。
步骤5.在一些实施例中,基站2将资源相关信息发送给基站1。
步骤6.在一些实施例中,基站1将资源相关信息发送给UE1,UE1根据该资源相关信息确定sidelink discovery/communication发送或接收资源。
需注意的是,以上步骤之间的时间先后顺序不限定。
具体实施例七
本实施例为确定LTE sidelink和NR sidelink之间的优先级的方法。图2为本实施例场景示意图。图2A中,UE1向UE2发送的LTE sidelink discovery或communication数据,同时UE1向UE3发送NR sidelink discovery或communication数据。图2B中,UE1接收UE2发送的LTE sidelink discovery或communication数据,同时UE1向UE3发送NR sidelink discovery或communication数据。对于UE1,NR sidelink的发送与LTE sidelink的发送或接收有可能在时域位置有交叠,图2A中,NR sidelink和LTE sidelink在同一时域 资源的发送的情况下,UE的最大发送功率受限,需要多条链路间分配发送功率,且对于接收端来说有可能存在较大干扰。图2B中,NR sidelink的发送有可能对LTE sidelink的接收造成较大干扰。NR sidelink更换为LTE sidelink,LTE sidelink更换为NR sidelink情况下,本实施例方法同样适用。
UE1同时进行LTE sidelink和NR sidelink的情况下,可根据以下方法之一确定两条链路的优先级:
1.默认sidelink communication比sidelink discovery优先级更高;
2.默认sidelink discovery比sidelink communication优先级更高;
3.默认LTE sidelink比NR sidelink优先级更高;
4.默认NR sidelink比LTE sidelink优先级更高;
5.默认R14 format优先级比R15或R16 format优先级高。
6.默认Basic safety业务比非Basic safety业务优先级高。
7.UE从基站或核心网网元或V2X服务器接收sidelink相关优先级顺序表;
8.根据LTE sidelink和NR sidelink的PPPP值确定优先级,PPPP值低的链路优先级更高。UE可通过以下方法之一获得NR sidelink的PPPP值:
1)UE从基站或核心网网元或V2X服务器接收NR sidelink对应的PPPP值;
2)UE从基站或核心网网元或V2X服务器获得优先级等级priority level与PPPP之间的映射关系。
若LTE sidelink和NR sidelink的时域资源发生重叠,则UE可根据所确定的LTE sidelink和NR sidelink之间的优先级关系,调整优先级较低的sidelink链路的发送资源,或调整优先级较低的sidelink链路的发送功率,或向该优先级较低的sidelink链路的发送方UE发送辅助信息,或向基站发送辅助信息以调整该优先级较低的sidelink链路的发送方的发送资源。
通过以上的实施方式的描述,本领域的技术人员可以清楚地了解到根据上述实施例的方法可借助软件加必需的通用硬件平台的方式来实现,当然也可以通过硬件,但很多情况下前者是更佳的实施方式。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(如ROM/RAM、磁碟、光盘) 中,包括若干指令用以使得一台终端设备(可以是手机,计算机,服务器,或者网络设备等)执行本申请多个实施例所述的方法。
实施例二
在本实施例中还提供了一种信息传输装置,该装置用于实现上述实施例及优选实施方式,已经进行过说明的不再赘述。如以下所使用的,术语“模块”可以实现预定功能的软件和/或硬件的组合。尽管以下实施例所描述的装置较佳地以软件来实现,但是硬件,或者软件和硬件的组合的实现也是可能并被构想的。
根据本申请文件的一个实施例,提供了一种信息传输装置,应用于同时进行NR Sidelink业务和LTE Sidelink业务的终端,包括:
第一传输模块,设置为向第一基站传输辅助信息,其中,所述辅助信息用于所述第一基站产生资源相关信息。
通过上述步骤,终端在同时进行NR Sidelink业务和LTESidelink业务,该终端向基站传输辅助信息,基站可依据该辅助信息生成资源相关信息,来指示终端避免两种制式的Sidelink业务之间的干扰。采用上述方案,避免了多种制式的Sidelink业务之间的干扰,提高了数据传输的效率,解决了相关技术中终端进行多种制式的Sidelink业务存在干扰的问题。
根据本申请文件的另一个实施例,还提供了一种信息传输装置,应用于同时进行同时进行NR Sidelink业务和LTE Sidelink业务的终端,包括:
第二传输模块,设置为向第二终端传输辅助信息。
采用上述方案,避免了多种制式的Sidelink业务之间的干扰,提高了数据传输的效率,解决了相关技术中终端进行多种制式的Sidelink业务存在干扰的问题。
根据本申请文件的另一个实施例,还提供了一种信息传输装置,包括:
第三获取模块,设置为获取第一终端传输的辅助信息,其中,第一终端同时进行有NR Sidelink业务和LTE Sidelink业务;
第三传输模块,设置为传输第一资源相关信息至第二基站,其中,所述第一资源相关信息是依据所述辅助信息确定的。
采用上述方案,避免了多种制式的Sidelink业务之间的干扰,提高了数据传输的效率,解决了相关技术中终端进行多种制式的Sidelink业务存在干扰的问题。
根据本申请文件的另一个实施例,还提供了一种信息传输的装置,包括:
第四接收模块,设置为接收优先级相关信息;
第四确定模块,设置为确定LTE Sidelink和NR Sidelink之间的优先级顺序。
采用上述方案,避免了多种制式的Sidelink业务之间的干扰,提高了数据传输的效率,解决了相关技术中终端进行多种制式的Sidelink业务存在干扰的问题。
需要说明的是,上述多个模块是可以通过软件或硬件来实现的,对于后者,可以通过以下方式实现:上述模块均位于同一处理器中;或者,上述多个模块以任意组合的形式分别位于不同的处理器中。
实施例三
本申请的实施例还提供了一种存储介质。在本实施例中,上述存储介质可以被设置为存储用于执行以下步骤的程序代码:
S1,同时进行NR Sidelink业务和LTE Sidelink业务的第一终端向第一基站传输辅助信息。
其中,所述辅助信息用于所述第一基站产生资源相关信息。
在本实施例中,上述存储介质可以包括:U盘、只读存储器(ROM,Read-Only Memory)、随机存取存储器(RAM,Random Access Memory)、移动硬盘、磁碟或者光盘等多种可以存储程序代码的介质。
本申请的实施例还提供了一种电子装置,包括存储器和处理器,该存储器中存储有计算机程序,该处理器被设置为运行计算机程序以执行上述任一项方法实施例中的步骤。
在一些实施例中,上述电子装置还可以包括传输装置以及输入输出设备,其中,该传输装置和上述处理器连接,该输入输出设备和上述处理器连接。
在本实施例中,上述处理器可以被设置为通过计算机程序执行以下步骤:
S1,同时进行NR Sidelink业务和LTE Sidelink业务的第一终端向第一基站传输辅助信息。
其中,所述辅助信息用于所述第一基站产生资源相关信息。
本实施例中的具体示例可以参考上述实施例及实施方式中所描述的示例,本实施例在此不再赘述。
本实施例中的具体示例可以参考上述实施例及实施方式中所描述的示例,本实施例在此不再赘述。
本领域的技术人员应该明白,上述的本申请的多个模块或多个步骤可以用通用的计算装置来实现,它们可以集中在单个的计算装置上,或者分布在多个计算装置所组成的网络上,在一些实施例中,它们可以用计算装置可执行的程序代码来实现,从而,可以将它们存储在存储装置中由计算装置来执行,并且在某些情况下,可以以不同于此处的顺序执行所示出或描述的步骤,或者将它们分别制作成多个集成电路模块,或者将它们中的多个模块或步骤制作成单个集成电路模块来实现。这样,本申请不限制于任何特定的硬件和软件结合。

Claims (23)

  1. 一种信息传输方法,包括:
    同时进行新空口NR侧向链路Sidelink业务和长期演进LTE Sidelink业务的第一终端向第一基站传输辅助信息,其中,所述辅助信息用于所述第一基站产生资源相关信息。
  2. 根据权利要求1所述的方法,其中,所述辅助信息包括以下至少之一:
    设备内共存IDC能力指示信息,IDC指示,受影响业务类型信息,干扰源业务类型信息,受影响制式信息,干扰源制式信息,干扰类型指示信息,受影响频域信息,干扰源频域信息,受影响时域信息、干扰源时域信息,受影响资源池信息、干扰源资源池信息,建议的频域信息,建议的时域信息,建议的资源池信息,时分复用TDM辅助信息,LTE sidelink发送功率信息,NR sidelink发送功率信息,发送功率差值信息,对端终端UE标识信息,服务对端UE的基站或小区标识信息,受影响的Sidelink带宽部分BWP信息,干扰源Sidelink BWP信息,建议的Sidelink BWP信息。
  3. 根据权利要求1所述的方法,其中,所述第一终端向第一基站传输辅助信息之前,所述方法还包括:
    所述第一终端收到第一基站发送的配置信息,其中,所述配置信息至少包括以下之一:
    允许所述第一终端传输辅助信息的指示信息;
    特定时间长度;
    所述特定时间长度内可在配置的资源上不执行发送的数量;
    sidelink相关优先级顺序表;
    Sidelink业务流优先级priority level与近距离通信数据包优先级PPPP之间的映射关系;
    PPPP与逻辑信道优先级之间的映射关系;
    PPPP与5QI之间的映射关系;
    PPPP与服务质量流标识QFI之间的映射关系;
    PPPP与目的Destination ID之间的映射关系;
    优先级门限值;
    NR Sidelink和LTE Sidelink链路之间传输功率差值门限值。
  4. 根据权利要求1所述的方法,其中,所述第一终端向第一基站传输辅助信息之前,所述方法还包括:
    在确定所述第一终端符合以下条件至少之一时,向第一基站传输辅助信息:
    所述第一终端确定自身存在IDC问题且自身无法解决所述IDC问题;
    NR Sidelink和/或LTE Sidelink的优先级值小于优先级门限值;
    NR Sidelink和/或LTE Sidelink的优先级值大于优先级门限值;
    所述第一终端在NR Sidelink和LTE Sidelink两条链路的传输功率差值大于门限值。
  5. 根据权利要求1所述的方法,其中,第一终端向第一基站传输辅助信息之后,所述方法还包括:
    接收所述第一基站传输的资源相关信息,其中,所述资源相关信息包括以下至少之一:
    LTE sidelink或NR sidelink频域信息;
    LTE sidelink或NR sidelink时域信息;
    LTE sidelink或NR sidelink资源池信息;
    时域资源或频域资源或资源池用于发送的指示;
    时域资源或频域资源或资源池用于接收的指示;
    通信制式信息;
    Sidelink带宽部分BWP信息;
    波束Beam相关信息。
  6. 根据权利要求5所述的方法,其中:
    所述频域信息包括以下之一:频点信息,资源块RB信息,索引index信息,起始RB位置,子信道数量,RB数量;
    所述时域信息包括以下之一:帧信息,子帧信息,时隙slot信息,符号symbol信息,时域图样pattern信息,时域index信息,偏移offset信息,周期信息;
    所述资源池信息包括以下之一:时域信息,频域信息,资源池index信息,版本信息,无线接入技术RAT信息;
    所述Sidelink BWP信息包括以下之一:BWP索引,BWP带宽,BWP位置,子载波间隔,连接点CP。
  7. 根据权利要求5所述的方法,其中,所述第一终端转发所述资源相关信息至第二终端,其中,所述第一终端通过PC5接口信令,或PC5接口无线资源控制RRC信令,或媒体访问控制地址MAC层信息,或物理PHY层信息向第二终端发送资源相关信息。
  8. 根据权利要求5所述的方法,其中,在所述第一终端和第二终端均由所述第一基站服务时,所述第一终端和所述第二终端中至少之一接收所述第一基站传输的资源相关信息。
  9. 一种信息传输方法,包括:
    同时进行新空口NR侧向链路Sidelink业务和长期演进LTE Sidelink业务的第一终端向第二终端传输辅助信息。
  10. 根据权利要求9所述的方法,其中,所述向所述第二终端传输辅助信息之后,所述方法还包括:
    接收所述第二终端传输的资源相关信息,其中,所述资源相关信息包括以下至少之一:
    LTE sidelink或NR sidelink频域信息;
    LTE sidelink或NR sidelink时域信息;
    LTE sidelink或NR sidelink资源池信息;
    时域资源或频域资源或资源池用于发送的指示;
    时域资源或频域资源或资源池用于接收的指示;
    通信制式信息;
    Sidelink带宽部分BWP信息;
    波束Beam相关信息。
  11. 一种信息传输方法,包括:
    第一基站获取第一终端传输的辅助信息,其中,第一终端同时进行有新空口NR侧向链路Sidelink业务和长期演进LTE Sidelink业务;
    所述第一基站传输第一资源相关信息至第二基站,其中,所述第一资源相关信息是依据所述辅助信息确定的。
  12. 根据权利要求11所述的方法,其中,所述辅助信息包括以下至少之一:
    设备内共存IDC能力指示信息,IDC指示,受影响业务类型信息,干扰源业务类型信息,受影响或制式信息,干扰源制式信息,干扰类型指示信息,受影响频域信息,干扰源频域信息,受影响时域信息、干扰源时域信息,受影响资源池信息、干扰源资源池信息,建议的频域信息,建议的时域信息,建议的资源池信息,时分复用TDM辅助信息,LTE sidelink发送功率信息,NR sidelink发送功率信息,发送功率差值信息,对端终端UE标识信息,服务对端UE的基 站或小区标识信息,受影响的Sidelink带宽部分BWP信息,干扰源Sidelink BWP信息,建议的Sidelink BWP信息。
  13. 根据权利要求11所述的方法,其中,所述第一资源相关信息包括以下至少之一:
    IDC指示,sidelink所使用资源的频域信息,sidelink所使用资源的时域信息,sidelink所使用资源的资源池信息,受影响的Sidelink BWP信息,干扰源Sidelink BWP信息,建议的Sidelink BWP信息,受影响业务类型信息,干扰源业务类型信息,受影响或制式信息,干扰源制式信息,干扰类型指示信息,受影响频域信息,干扰源频域信息,受影响时域信息、干扰源时域信息,受影响资源池信息、干扰源资源池信息,建议的频域信息,建议的时域信息,建议的资源池信息,TDM辅助信息,其中,所述Sidelink所使用资源为所述第一基站为所述第一终端配置的LTE sidelink或NR sidelink所使用资源。
  14. 根据权利要求11所述的方法,其中,所述第一基站传输第一资源相关信息至第二基站之后,所述方法还包括:
    接收所述第二基站传输的第二资源相关信息,其中,所述第二资源相关信息包括以下至少之一:
    LTE sidelink或NR sidelink频域信息;
    LTE sidelink或NR sidelink时域信息;
    LTE sidelink或NR sidelink资源池信息;
    时域资源或频域资源或资源池用于发送的指示;
    时域资源或频域资源或资源池用于接收的指示;
    通信制式信息;
    Sidelink BWP信息;
    波束Beam相关信息。
  15. 根据权利要求14所述的方法,其中,所述第一基站接收所述第二基站传输的第二资源相关信息之后,所述方法还包括:
    所述第一基站传输所述第二资源相关信息至所述第一终端。
  16. 一种信息传输的方法,包括:
    第一终端接收优先级相关信息;
    确定长期演进LTE侧向链路Sidelink和新空口NR Sidelink之间的优先级顺序。
  17. 根据权利要求16所述的方法,其中,所述优先级相关信息包括以下至少之一:
    sidelink相关优先级顺序表;
    Sidelink业务流优先级priority level与近距离通信数据包优先级PPPP之间的映射关系;
    PPPP与逻辑信道优先级之间的映射关系;
    PPPP与5QI之间的映射关系;
    PPPP与QFI之间的映射关系;
    PPPP与目的Destination ID之间的映射关系。
  18. 一种信息传输装置,应用于同时进行新空口NR侧向链路Sidelink业务和长期演进LTE Sidelink业务的终端,包括:
    第一传输模块,设置为向第一基站传输辅助信息,其中,所述辅助信息用于所述第一基站产生资源相关信息。
  19. 一种信息传输装置,应用于同时进行新空口NR侧向链路Sidelink业务和长期演进LTE Sidelink业务的终端,包括:
    第二传输模块,设置为向第二终端传输辅助信息。
  20. 一种信息传输装置,包括:
    第三获取模块,设置为获取第一终端传输的辅助信息,其中,第一终端同时进行有新空口NR侧向链路Sidelink业务和长期演进LTE Sidelink业务;
    第三传输模块,设置为传输第一资源相关信息至第二基站,其中,所述第一资源相关信息是依据所述辅助信息确定的。
  21. 一种信息传输的装置,包括:
    第四接收模块,设置为接收优先级相关信息;
    第四确定模块,设置为确定长期演进LTE侧向链路Sidelink和新空口NR Sidelink之间的优先级顺序。
  22. 一种存储介质,其中,所述存储介质中存储有计算机程序,其中,所述计算机程序被设置为运行时执行所述权利要求1至17任一项中所述的方法。
  23. 一种电子装置,包括存储器和处理器,其中,所述存储器中存储有计算机程序,所述处理器被设置为运行所述计算机程序以执行所述权利要求1至17任一项中所述的方法。
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