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WO2023051522A1 - Procédé et appareil de détermination d'informations de sélection de ressources auxiliaires, et terminal - Google Patents

Procédé et appareil de détermination d'informations de sélection de ressources auxiliaires, et terminal Download PDF

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Publication number
WO2023051522A1
WO2023051522A1 PCT/CN2022/121705 CN2022121705W WO2023051522A1 WO 2023051522 A1 WO2023051522 A1 WO 2023051522A1 CN 2022121705 W CN2022121705 W CN 2022121705W WO 2023051522 A1 WO2023051522 A1 WO 2023051522A1
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Prior art keywords
resource
transmission
signal
terminal
threshold
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PCT/CN2022/121705
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English (en)
Chinese (zh)
Inventor
王欢
纪子超
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Vivo Mobile Communication Co Ltd
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Vivo Mobile Communication Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/318—Received signal strength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/382—Monitoring; Testing of propagation channels for resource allocation, admission control or handover
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/26—Resource reservation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation

Definitions

  • the present application relates to the field of communication technologies, and in particular to a method, device and terminal for determining auxiliary resource selection information.
  • UE-A in the side link decides a resource set, and UE-A recommends the resource set to the peer UE-B, and UE-B can consider UE-B when selecting resources.
  • Embodiments of the present application provide a method, device, and terminal for determining auxiliary resource selection information, which can improve the performance of a communication system.
  • an embodiment of the present application provides a method for determining resource selection assistance information, which is applied to a first terminal, and the method includes:
  • first information through channel monitoring, and determining a first resource set according to the first information, where the first resource set includes favored resources or non-preferred resources;
  • the first information includes at least one of the following:
  • the transmission of the first terminal collides.
  • an embodiment of the present application provides an apparatus for determining auxiliary resource selection information, which is applied to a first terminal, and the apparatus includes:
  • a processing module configured to obtain first information through channel monitoring, and determine a first resource set according to the first information, where the first resource set includes preferred resources or non-inclined resources;
  • a sending module configured to send the first resource set to a second terminal, or trigger the second terminal to perform resource reselection according to the first resource set;
  • the first information includes at least one of the following:
  • the transmission of the first terminal collides.
  • a terminal in a third aspect, includes a processor, a memory, and a program or instruction stored in the memory and operable on the processor. When the program or instruction is executed by the processor The steps of the method described in the first aspect are realized.
  • a terminal including a processor and a communication interface, wherein the processor is configured to obtain first information through channel monitoring, determine a first resource set according to the first information, and the first resource set Including favored resources or non-preferred resources; the communication interface is used to send the first resource set to the second terminal, or trigger the second terminal to perform resource reselection according to the first resource set;
  • the first information includes at least one of the following:
  • the transmission of the first terminal collides.
  • a readable storage medium is provided, and a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, the steps of the method according to the first aspect are implemented.
  • a sixth aspect provides a chip, the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run programs or instructions to implement the method as described in the first aspect .
  • a computer program/program product is provided, the computer program/program product is stored in a non-volatile storage medium, and the program/program product is executed by at least one processor to implement the first aspect The steps of the method.
  • a communication device configured to execute the steps of the method described in the first aspect.
  • the first terminal obtains the first information through channel monitoring, determines the first resource set according to the first information, and the first resource set includes favored resources or non-preferred resources, and the first resource set
  • the second terminal can select according to the first resource set, which can ensure the performance of the communication system.
  • FIG. 1 shows a schematic diagram of a wireless communication system
  • FIG. 2 shows a schematic flowchart of a method for determining resource selection assistance information in an embodiment of the present application
  • FIG. 3 shows a schematic diagram of sidelink transmission
  • FIG. 4 shows a schematic structural diagram of an apparatus for determining auxiliary resource selection information in an embodiment of the present application
  • FIG. 5 shows a schematic diagram of the composition of a communication device in an embodiment of the present application
  • FIG. 6 shows a schematic diagram of the composition of a terminal according to an embodiment of the present application.
  • first, second and the like in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific sequence or sequence. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or described herein and that "first" and “second” distinguish objects. It is usually one category, and the number of objects is not limited. For example, there may be one or more first objects.
  • “and/or” in the description and claims means at least one of the connected objects, and the character “/” generally means that the related objects are an "or” relationship.
  • LTE Long Term Evolution
  • LTE-Advanced LTE-Advanced
  • LTE-A Long Term Evolution-Advanced
  • CDMA Code Division Multiple Access
  • TDMA Time Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • OFDMA Orthogonal Frequency Division Multiple Access
  • SC-FDMA Single-carrier Frequency-Division Multiple Access
  • SC-FDMA Single-carrier Frequency-Division Multiple Access
  • system and “network” in the embodiments of the present application are often used interchangeably, and the described technologies can be used for the above-mentioned systems and radio technologies as well as other systems and radio technologies.
  • NR New Radio
  • the following description describes the New Radio (NR) system for illustrative purposes, and uses NR terminology in most of the following descriptions, but these techniques can also be applied to applications other than NR system applications, such as the 6th generation (6 th Generation, 6G) communication system.
  • 6G 6th Generation
  • Fig. 1 shows a block diagram of a wireless communication system to which the embodiment of the present application is applicable.
  • the wireless communication system includes a terminal 11 and a network side device 12 .
  • the terminal 11 can also be called a terminal device or a user terminal (User Equipment, UE), and the terminal 11 can be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer) or a notebook computer, a personal digital Assistant (Personal Digital Assistant, PDA), handheld computer, netbook, ultra-mobile personal computer (Ultra-mobile personal computer, UMPC), mobile Internet device (Mobile Internet Device, MID), wearable device (Wearable Device) or vehicle-mounted device (Vehicle User Equipment, VUE), pedestrian terminal (Pedestrian User Equipment, PUE) and other terminal-side equipment, wearable devices include: smart watches, bracelets, earphones, glasses, etc.
  • the network side device 12 may be a base station or a core network, where a base station may be called a node B, an evolved node B, an access point, a base transceiver station (Base Transceiver Station, BTS), a radio base station, a radio transceiver, a basic service Basic Service Set (BSS), Extended Service Set (ESS), Node B, Evolved Node B (eNB), Home Node B, Home Evolved Node B, Wireless Local Area Network (WLAN) Area Network, WLAN) access point, wireless fidelity (Wireless Fidelity, WiFi) node, transmitting and receiving point (Transmitting Receiving Point, TRP) or some other suitable term in the field, as long as the same technical effect is achieved, all
  • a base station may be called a node B, an evolved node B, an access point, a base transceiver station (Base Transceiver Station, BTS), a radio base station, a radio transceiver, a basic service Basic
  • the core network device may be a location management device, such as , Location Management Function (Location Management Function, LMF), Evolved Serving Mobile Location Center (Evolved Serving Mobile Location Center, E-SMLC), etc.
  • LMF Location Management Function
  • E-SMLC Evolved Serving Mobile Location Center
  • SL sidelinks
  • NR New Radio
  • mode 1 base station scheduling
  • mode 2 UE autonomous resource selection
  • the resource allocation method scheduled by the base station the sidelink resource used by the UE to determine the resource selection assistance information is determined by the base station, and notified to the transmitting end (Transmit, TX) UE through downlink signaling;
  • the UE Select available transmission resources from the (pre)configured resource pool, UE performs channel sensing (sensing) before resource selection, selects a resource set with less interference according to the channel sensing result, and then randomly selects a resource set from the resource set resources for transmission.
  • the specific working method is as follows: 1) After the resource selection is triggered, the TX UE first determines the resource selection window, the lower boundary of the resource selection window is T1 time after the resource selection is triggered, and the upper boundary of the resource selection is after the trigger T2 time, where T2 is the value selected by the UE in the packet delay budget (packet delay budget, PDB) of its transport block (Transport Block, TB) transmission, and T2 is not earlier than T1.
  • PDB packet delay budget
  • Transport Block Transport Block
  • the candidate resource set (candidate resource set) for resource selection, and compare the Reference Signal Receiving Power (RSRP) measured on the resources in the resource selection window with the corresponding RSRP threshold (threshold), if RSRP If it is higher than the RSRP threshold, then the resource is excluded and cannot be included in the candidate resource set. After resource exclusion, the remaining resources in the resource selection window form the candidate resource set.
  • the resources in the candidate resource set must account for no less than x% of the resources in the resource selection window. If it is less than x%, the RSRP threshold needs to be increased according to the step value (3dB), and then the resource exclusion operation is performed , until no less than said x% of resources can be selected.
  • the UE randomly selects a transmission resource from the candidate resource set. In addition, the UE can reserve transmission resources for the next transmission in this transmission.
  • mode 2 resource exclusion can be called “resource exclusion based on reserved transmission resources”
  • mode 2 resource selection can be called “resource exclusion based on reserved transmission resource” resource selection.
  • the enhanced scheme of resource allocation is divided into scheme 1 and scheme 2.
  • UE-A decides a resource set
  • UE-A recommends the resource set to UE-B
  • UE-B can consider the resource set recommended by UE-A when making resource selection.
  • the resources in the resource set are selected from "transmission resources that UE-A prefers to use by UE-B (that is, preferred resource set)" or from "transmission resources that UE-A does not prefer to use by UE-B”.
  • Transport resources i.e. non-preferred resource set
  • non-preferred resource non-preferred resource
  • the method for determining the non-preferred resource includes at least one of the following items (in other words, the UE-A method for determining the preferred resource includes at least one of the following items, and resources other than the non-preferred resource belong to the preferred resource).
  • methods for determining non-preferred resources include:
  • the PSCCH/PSSCH transmission resource belongs to the non-preferred resource of UE-A.
  • the method of determining the non-preferred resource includes:
  • PSCCH/PSSCH transmission resources (partial PSCCH/PSSCH transmission resources) overlapping with UE-A's PSCCH/PSSCH reception resources belong to UE-A's non-preferred resource; where UE-A's PSCCH/PSSCH reception resources may come from UE- C/UE-D/UE-x...;
  • the PSCCH/PSSCH transmission resource overlapping with UE-A's PSCCH/PSSCH transmission resource in the time domain belongs to UE-A's non-preferred resource;
  • the PSCCH/PSSCH transmission resource corresponding to the PSFCH resource overlapping with UE-A's Physical SideLink Feedback Channel (PSFCH) transmission resource in the time domain belongs to UE-A's non-preferred resource;
  • PSFCH Physical SideLink Feedback Channel
  • the PSCCH/PSSCH transmission resource overlapping with the time domain resource sent by UE-A's uplink belongs to UE-A's non-preferred resource;
  • the PSCCH/PSSCH transmission resource corresponding to the PSFCH resource overlapping with the time domain resource sent by UE-A's UL belongs to the non-preferred resource of UE-A;
  • the PSCCH/PSSCH transmission resource corresponding to the PSFCH resource overlapping the PSFCH receiving resource of UE-A in the time domain belongs to the non-preferred resource of UE-A;
  • the transmission quality of the PSCCH/PSSCH transmission resource-associated channel meets the preset conditions (for example, the Signal-to-noise and interference ratio (SINR)/Signal-to-noise ratio (SNR) value is low is lower than the preset threshold), then the interference received by UE-A on this resource is relatively large, and the PSCCH/PSSCH transmission resource belongs to the non-preferred resource of UE-A.
  • SINR Signal-to-noise and interference ratio
  • SNR Signal-to-noise and interference ratio
  • UE-A can be a receiving end (Receive, RX) UE
  • UE-B is a TX UE
  • UE-A determines the preferred resource/non-preferred resource, it is determined based on the PSCCH/PSSCH transmission resource of UE-B.
  • UE-A can also be a TX UE.
  • UE-A determines preferred resource/non-preferred resource it can also be determined based on UE-A's own PSCCH/PSSCH transmission resource (for example, UE-A's PSCCH/PSSCH transmission resource It may belong to non-preferred resource), or be determined based on preset PSCCH/PSSCH transmission resources.
  • UE-A determines the preferred resource set/non-preferred resource set. If the PSCCH/PSSCH transmission resource reserved by UE-B belongs to the non-preferred resource set, or does not belong to the preferred resource set, UE-A can trigger UE-B to perform resource reselection.
  • An embodiment of the present application provides a method for determining auxiliary resource selection information. As shown in FIG. 2 , the method includes:
  • Step 101 Obtain first information through channel monitoring, and determine a first resource set according to the first information, and the first resource set includes favored resources or non-preferred resources;
  • Step 102 Send the first resource set to a second terminal, or trigger the second terminal to perform resource reselection according to the first resource set;
  • the first information includes at least one of the following:
  • the transmission of the first terminal collides.
  • the first terminal acquires first information through channel monitoring, and determines a first resource set according to the first information, and the first resource set includes preferred resources or non-preferred resources (non- preferred resource), and send the first resource set to the second terminal, the second terminal can select resources based on the first resource set when selecting resources, which can effectively solve the problem of hidden nodes and exposed nodes in terminal communication, and send
  • the half-duplex problem of sending and receiving of the end terminal, the collision and interference of the receiving resource of the sending end terminal, the limitation of the sending capacity of the sending end terminal, etc., ensure the performance of the communication system.
  • the above-mentioned transmission resources include PSCCH and PSSCH transmission resources.
  • the first information includes the strength of the transmission signal on the transmission resource.
  • the first resource set can be determined according to the strength of the transmission signal on the transmission resource.
  • the strength of the transmission signal can be determined by associating If the strength of the transmission signal is greater than or equal to the preset threshold, it is determined that the transmission resource belongs to the non-preferred resource, and the remaining resources belong to the preferred resource.
  • the threshold may be a value stipulated in the protocol or configured or pre-configured by the control node, or obtained according to rules specified in the protocol, and the transmission signal does not include the transmission signal of the second terminal or the transmission signal from the second terminal to the first terminal.
  • the first resource set may be determined according to the strength of the transmission signal on the transmission resource, the first information is obtained through channel monitoring, and the determination of the first resource set according to the first information specifically includes :
  • the first resource set is determined according to the strength of the transmission signal on the transmission resource, and the preset condition satisfies any of the following:
  • the control node is pre-configured
  • the first terminal is the receiving terminal in the side link
  • the second terminal is the sending terminal in the side link.
  • the first terminal and/or the second terminal judge whether the preset condition is met according to the distance between the terminals, so as to optimize the resource space Reuse distance.
  • the first terminal and/or the second terminal judges whether a preset condition is satisfied according to the degree of congestion of transmission resources, so as to optimize the resource spatial multiplexing distance.
  • the preset condition includes at least one of the following:
  • the channel busy ratio (Channel Busy Ratio, CBR) of the transmission resource is higher than or equal to the preset first threshold
  • the channel busy rate of the transmission resource is lower than or equal to a preset second threshold.
  • the present application may also determine the first resource set from the perspective of optimizing the link of the first terminal.
  • the scenario targeted by this embodiment is shown in Figure 2, where the first terminal (UE-A) detects its surrounding UE#1/2/3/4 through sensing, where the target address of UE#1/2 is UE -A, but the target address of UE#3/4 is not UE-A.
  • UE-A determines non-preferred resource or preferred resource, it needs to process the transmission resources of UE#1/2 and UE#3/4 differently.
  • the first information includes a target address of a transmission signal on a transmission resource
  • the acquiring the first information through channel monitoring, and determining the first resource set according to the first information includes:
  • the target address of the transmission signal on the transmission resource is the first terminal, determine that the transmission resource is a non-preferred resource.
  • the transmission resource belongs to the non-preferred resource, or, the transmission resource does not belong to the preferred resource, and the remaining resources belong to the preferred resource.
  • the transmission signal may be a transmission signal of a specific broadcast type (cast type), so as to ensure that the proportion of transmission resources in the non-preferred resource set is moderate, and balance the communication system and link performance.
  • a specific broadcast type could be unicast or multicast or broadcast. If the specific broadcast type is groupcast, for groupcast option (Groupcast option) 1, it is also necessary to determine that the distance between UE-A and the signal source UE is less than or equal to a preset value.
  • the transmission signal is transmitted as a transmission block with a specific priority, so as to ensure that the proportion of transmission resources in the non-preferred resource set is moderate, and balance the performance of the communication system and the link.
  • the transmission signal may be transmitted as a transmission block with a priority higher than a preset threshold, where, for the NR SL priority (priority), the lower the priority value, the higher the priority.
  • the transmission signal does not include a transmission signal of UE-B (that is, the second terminal) or a transmission signal from UE-B to UE-A.
  • the first resource set is determined according to the target address of the transmission signal on the transmission resource, for example, the first terminal and/or the second terminal judges whether the condition is satisfied according to the congestion degree of the transmission resource.
  • the preset condition includes at least one of the following:
  • the channel busy rate CBR of the transmission resource is higher than or equal to a preset first threshold
  • the channel busy rate of the transmission resource is lower than or equal to a preset second threshold.
  • the first information includes the target address of the transmission signal on the transmission resource and the strength of the transmission signal on the transmission resource, the first information is obtained through channel monitoring, and the first resource is determined according to the first information Collections include any of the following:
  • the target address of the transmission signal on the transmission resource is the first terminal, and the strength of the transmission signal is higher than or equal to a preset third threshold, determine that the transmission resource is a non-preferred resource;
  • the target address of the transmission signal on the transmission resource is not the first terminal, and the strength of the transmission signal is higher than or equal to a preset fourth threshold, determine that the transmission resource is a non-preferred resource;
  • the transmission signal satisfies a preset condition, and the strength of the transmission signal is higher than or equal to a preset fourth threshold, determine that the transmission resource is not favor resources.
  • the preset conditions may include at least one of the following:
  • the target address of the transmission signal is the first terminal, the transmission signal is a transmission signal other than a preset propagation type, and/or, the transmission signal is a transmission signal other than a preset priority;
  • the target address of the transmission signal is the first terminal, and the transmission signal does not include the transmission signal of the second terminal or the transmission signal from the second terminal to the first terminal.
  • the transmission resource belongs to the non-preferred resource, or the transmission resource does not belong to the preferred resource, and the remaining The transmission resource of is a preferred resource. If the target address of the transmission signal on the transmission resource is not UE-A, or the target address of the transmission signal is UE-A, but the transmission signal meets the preset condition, and the strength of the transmission signal is higher than or equal to the preset fourth threshold, The transmission resource belongs to the non-preferred resource, or, the transmission resource does not belong to the preferred resource, and the remaining transmission resources belong to the preferred resource.
  • the transmission signal may be a transmission signal of a specific broadcast type cast type, so as to ensure that the proportion of transmission resources in the non-preferred resource set is moderate, and balance the communication system and link performance.
  • a particular broadcast type could be unicast or multicast or broadcast.
  • the transmission signal is a transmission signal with a specific priority, so as to ensure that the proportion of transmission resources in the non-preferred resource set is moderate, and balance the communication system and link performance.
  • the destination address of the transmission signal is UE-A, but the transmission signal is a transmission signal other than a specific cast type, and/or, the transmission signal is a transmission signal other than a specific priority; or, the destination address of the transmission signal is For UE-A, the transmission signal does not include the transmission signal of UE-B or the transmission signal from UE-B to UE-A.
  • the difference between the third threshold and the fourth threshold is a value defined by the protocol or configured or preconfigured by the control node;
  • the ratio of the third threshold to the fourth threshold is a value defined by the protocol or configured or preconfigured by the control node;
  • the third threshold is lower than or equal to the fourth threshold.
  • the transmission resource belongs to a non-preferred resource, or the transmission resource does not belong to preferred resource, the remaining transmission resources belong to the preferred resource.
  • the transmission signal may be a transmission signal of a specific broadcast type cast type, so as to ensure that the proportion of transmission resources in the non-preferred resource set is moderate, and balance the communication system and link performance.
  • a particular broadcast type could be unicast or multicast or broadcast.
  • the transmission signal is a transmission signal with a specific priority, so as to ensure that the proportion of transmission resources in the non-preferred resource set is moderate, and balance the communication system and link performance.
  • the transmission signal does not include a transmission signal of UE-B or a transmission signal from UE-B to UE-A.
  • the first resource set is determined according to the target address of the transmission signal on the transmission resource and the strength of the transmission signal, for example, the first terminal and/or the second terminal
  • the degree of congestion judges whether the preset conditions are met, so as to optimize the reuse distance of resource space.
  • the preset condition includes at least one of the following:
  • the channel busy rate CBR of the transmission resource is higher than or equal to a preset first threshold
  • the channel busy rate of the transmission resource is lower than or equal to a preset second threshold.
  • the first information includes the transmission quality of the target signal on the transmission resource, the acquiring the first information through channel monitoring, and determining the first resource set according to the first information includes:
  • the transmission quality of the target signal is lower than or equal to a preset fifth threshold, it is determined that the transmission resource is a non-preferred resource.
  • the transmission quality can be measured by SINR or SNR.
  • the target signal and/or the interference signal is a preset reference signal, such as PSCCH demodulation reference signal (Demodulation Reference Signal, DMRS), PSSCH DMRS, SL CSI reference signal (CSI Reference Signal, CSI-RS), automatic gain Control (Automatic gain control, ACG) signal, the influence of the signal quality of such signal on demodulation success rate is easy to quantify;
  • described target signal and/or described interference signal is the transmission signal of control information or data information, for example PSSCH In this way, according to the transmission parameters of the transmission block TB, the influence of the signal quality on the demodulation success rate can be flexibly judged.
  • the target signal includes a transmission signal from the second terminal to the first terminal
  • the interference signal includes at least one of the following:
  • a virtual interference signal monitored by the first terminal on the transmission resource is a virtual interference signal monitored by the first terminal on the transmission resource.
  • the interference source terminal is a terminal transmitting on the transmission resource
  • the interference source terminal is a terminal detected by the first terminal that reserves the transmission resource.
  • the transmission signal of the interference source terminal does not include the target signal.
  • the strength of the virtual interference signal is determined by an average value of signal strengths measured by the first terminal on preset time domain resources and/or preset frequency domain resources; or
  • the strength of the virtual interfering signal is independent of the strength of the signal transmitted from the second terminal to the first terminal;
  • the strength of the virtual interference signal has nothing to do with the strength of the transmission signal of the interference source terminal.
  • the target signal includes a transmission signal whose target address is the first terminal, and the interference signal includes at least one of the following:
  • a virtual interference signal monitored by the first terminal on the transmission resource is a virtual interference signal monitored by the first terminal on the transmission resource.
  • the interference source terminal is a terminal transmitting on the transmission resource
  • the interference source terminal is a terminal detected by the first terminal that reserves the transmission resource.
  • the transmission signal of the interference source terminal does not include the target signal.
  • the strength of the virtual interference signal is determined by an average value of signal strengths measured by the first terminal on preset time domain resources and/or preset frequency domain resources; or
  • the strength of the virtual interfering signal is independent of the strength of the signal transmitted from the second terminal to the first terminal;
  • the strength of the virtual interference signal has nothing to do with the strength of the transmission signal of the interference source terminal.
  • the transmission signal is a transmission signal of a specific cast type, and/or, the transmission signal is a transmission signal of a specific priority.
  • the transmission signal does not include a transmission signal of UE-B or a transmission signal from UE-B to UE-A.
  • the transmission quality of the target signal is determined according to the signal strength of the target signal and/or the signal strength of the interference signal
  • the first resource set is determined according to the transmission quality of the target signal, for example.
  • the first terminal and/or the second terminal judges whether a preset condition is satisfied according to the degree of congestion of transmission resources, so as to optimize the resource spatial multiplexing distance.
  • the preset condition includes at least one of the following:
  • the channel busy rate CBR of the transmission resource is higher than or equal to a preset first threshold
  • the channel busy rate of the transmission resource is lower than or equal to a preset second threshold.
  • the transmission quality of the target signal is determined by the ratio of the signal strength of the target signal to the signal strength of the interference signal; or
  • the transmission quality of the target signal is determined by the difference between the signal strength of the target signal and the signal strength of the interference signal.
  • the fifth threshold is a value defined by the protocol or configured or pre-configured by the control node.
  • the value of the fifth threshold is determined by any of the following:
  • the modulation and coding scheme (Modulation and coding scheme, MCS) of the target signal transmission such as the MCS of PSSCH transmission;
  • the number of layers (layers) transmitted by the target signal such as the number of layers transmitted by PSSCH;
  • the transmission mode of the target signal for example, the transmission mode of the PSSCH, includes Multiple-Input Multiple-Output (MIMO) diversity and MIMO multiplexing (multiplexing).
  • MIMO Multiple-Input Multiple-Output
  • multiplexing multiplexing
  • the transmission signal is a transmission signal of a preset transmission type
  • the transmission signal is a transmission signal of preset priority
  • said transmission signal does not include a transmission signal of said second terminal
  • the transmission signal does not include a transmission signal from the second terminal to the first terminal.
  • the first resource set only includes non-preferred resources
  • the resource ratio parameter of the first non-inclined resource in the preset resource window determined according to the strength of the transmission signal on the transmission resource is defined by the protocol or configured or pre-configured by the control node, so that the communication reliability of the entire communication system can be guaranteed. and validity; and/or
  • the resource proportion parameter of the second non-preferred resource in the preset resource window determined according to the first information is defined by the protocol or configured or pre-configured by the control node, so that at least the communication reliability and communication reliability of a certain link of the first terminal can be guaranteed. Validity; and/or
  • the resource ratio parameter of the third non-preferred resource determined according to the first information in the preset resource window is defined by the protocol or configured or pre-configured by the control node, so that at least Communication reliability and availability of a link of the first terminal; and/or
  • the resource ratio parameter of the second non-preferred resource in the first resource set determined according to the first information is defined by the protocol or configured or preconfigured by the control node, so that at least the communication of a certain link of the first terminal can be guaranteed reliability and validity; and/or
  • the resource ratio parameter of the third non-preferred resource in the first resource set determined according to the first information is defined by the protocol or configured or pre-configured by the control node, so that at least Ensuring the communication reliability and effectiveness of a certain link of the first terminal;
  • the first information includes at least one of the following:
  • the transmission of the first terminal collides.
  • the first set of resources only includes preferred resources
  • the resource ratio parameter of the first preferred resource in the preset resource window determined according to the strength of the transmission signal on the transmission resource is defined by the protocol or configured or pre-configured by the control node, so that the communication reliability and reliability of the entire communication system can be guaranteed. Validity; and/or
  • the resource ratio parameter of the second preferred resource in the preset resource window determined according to the first information is defined by the protocol or configured or pre-configured by the control node, so that at least the communication reliability and effectiveness of a certain link of the first terminal can be guaranteed. sex; and/or
  • the resource ratio parameter of the third preferred resource determined according to the first information in the preset resource window is defined by the protocol or configured or pre-configured by the control node, so that at least the first terminal can be guaranteed communication reliability and availability of a link;
  • the resource ratio parameter of the second preferred resource in the first resource set determined according to the first information is defined by the protocol or configured or pre-configured by the control node, so that at least the communication reliability of a certain link of the first terminal can be guaranteed sex and effectiveness; and/or
  • the resource ratio parameter of the third preferred resource in the first resource set determined according to the first information is defined by the protocol or configured or pre-configured by the control node, so that at least the first Communication reliability and effectiveness of a certain link of the terminal;
  • the first information includes at least one of the following:
  • the transmission of the first terminal collides.
  • the transmission conflict of the first terminal includes at least one of the following:
  • the PSSCH reception of the first terminal conflicts with the uplink transmission
  • the PSFCH reception of the first terminal conflicts with the uplink transmission
  • the PSFCH of the first terminal collides concurrently.
  • the resource proportion parameter includes at least one of the following:
  • the first information includes the location of the transmission resource and the strength of the transmission signal on the transmission resource, the first information is obtained through channel monitoring, and it is determined according to the first information that the first resource set includes any of the following: item:
  • the transmission resource overlaps with the first transmission resource of the first terminal in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset sixth threshold, determine that the transmission resource is a non-preferred resource, For example, a transmission resource overlaps in time with UE-A's PSCCH/PSSCH transmission resource, and the strength of the transmission signal on the transmission resource is higher than or equal to the preset sixth threshold, and the transmission resource belongs to a non-preferred resource, or , the transmission resource does not belong to the preferred resource, and the remaining resources belong to the preferred resource;
  • the transmission resource does not overlap with the first transmission resource of the first terminal in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset seventh threshold, determine that the transmission resource is a non-preferred resource , for example, a certain transmission resource does not overlap with UE-A's PSCCH/PSSCH transmission resource in time, and the strength of the transmission signal on this transmission resource is higher than or equal to the preset seventh threshold, the transmission resource belongs to non-preferred resource , or, the transmission resource does not belong to the preferred resource, and the remaining resources belong to the preferred resource;
  • the transmission resource corresponding to the transmission resource overlaps with the PSFCH transmission resource of the first terminal in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset eighth threshold, determine that the transmission resource is not Preferred resources, for example, if the PSFCH resource corresponding to a certain transmission resource overlaps with UE-A's PSFCH transmission resource in time, and the strength of the transmission signal on this transmission resource is higher than or equal to the preset eighth threshold, the transmission resource belongs to non -preferred resource, or, the transmission resource does not belong to the preferred resource, and the remaining resources belong to the preferred resource;
  • the transmission resource corresponding to the transmission resource does not overlap in time with the PSFCH transmission resource of the first terminal, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset ninth threshold, determine that the transmission resource is Non-preferred resources, for example, the PSFCH resource corresponding to a certain transmission resource does not overlap in time with the PSFCH transmission resource of UE-A, and the strength of the transmission signal on the transmission resource is higher than or equal to the preset ninth threshold, the transmission resource Belongs to non-preferred resource, or, the transmission resource does not belong to preferred resource, and the remaining resources belong to preferred resource;
  • the transmission resource corresponding to the transmission resource overlaps with the PSFCH receiving resource of the first terminal in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset tenth threshold, determine that the transmission resource is not Preferred resources, for example, if the PSFCH resource corresponding to a certain transmission resource overlaps with UE-A's PSFCH receiving resource in time, and the strength of the transmission signal on this transmission resource is higher than or equal to the preset tenth threshold, the transmission resource belongs to non -preferred resource, or, the transmission resource does not belong to the preferred resource, and the remaining resources belong to the preferred resource;
  • the transmission resource It is a non-preferred resource, for example, the PSFCH resource corresponding to a certain transmission resource does not overlap in time with the PSFCH receiving resource of UE-A, and the strength of the transmission signal on the transmission resource is higher than or equal to the preset eleventh threshold, the The transmission resource belongs to non-preferred resource, or, the transmission resource does not belong to preferred resource, and the remaining resources belong to preferred resource;
  • the transmission resource and the uplink transmission resource of the first terminal overlap in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset twelfth threshold, determine that the transmission resource is non-inclined Resources, for example, a transmission resource overlaps in time with UE-A's UL transmission resource, and the strength of the transmission signal on the transmission resource is higher than or equal to the preset twelfth threshold, and the transmission resource belongs to a non-preferred resource, or , the transmission resource does not belong to the preferred resource, and the remaining resources belong to the preferred resource;
  • the transmission resource does not overlap with the uplink transmission resource of the first terminal in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset thirteenth threshold, determine that the transmission resource is not Preferred resources, for example, a certain transmission resource does not overlap with UE-A's UL transmission resource in time, and the strength of the transmission signal on this transmission resource is higher than or equal to the preset thirteenth threshold, the transmission resource belongs to non-preferred resource , or, the transmission resource does not belong to the preferred resource, and the remaining resources belong to the preferred resource;
  • the transmission resource and the LTE sidelink transmission resource of the first terminal overlap in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset fourteenth threshold, determine that the transmission resource is not Preferred resources, for example, a certain transmission resource overlaps with UE-A's LTE SL transmission resource in time, and the strength of the transmission signal on this transmission resource is higher than or equal to the preset fourteenth threshold, and this transmission resource belongs to non-preferred resource , or, the transmission resource does not belong to the preferred resource, and the remaining resources belong to the preferred resource;
  • the transmission resource and the LTE sidelink transmission resource of the first terminal do not overlap in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset fifteenth threshold, determine that the transmission resource is Non-preferred resources, such as a certain transmission resource and UE-A's LTE SL transmission resource do not overlap in time, and the strength of the transmission signal on this transmission resource is higher than or equal to the preset fifteenth threshold, the transmission resource belongs to non- preferred resource, or, the transmission resource does not belong to the preferred resource, and the remaining resources belong to the preferred resource;
  • Non-preferred resources such as a certain transmission resource and UE-A's LTE SL transmission resource do not overlap in time
  • the strength of the transmission signal on this transmission resource is higher than or equal to the preset fifteenth threshold
  • the first transmission resource includes PSCCH and/or PSSCH.
  • the difference between the sixth threshold and the seventh threshold is a value defined by the protocol or configured or preconfigured by the control node;
  • the ratio of the sixth threshold to the seventh threshold is a value defined by the protocol or configured or preconfigured by the control node;
  • said sixth threshold is lower than or equal to said seventh threshold
  • the difference between the eighth threshold and the ninth threshold is a value defined by the protocol or configured or preconfigured by the control node; and/or
  • the ratio of the eighth threshold to the ninth threshold is a value defined by the protocol or configured or preconfigured by the control node;
  • said eighth threshold is lower than or equal to said ninth threshold
  • the difference between the tenth threshold and the eleventh threshold is a value defined by the protocol or configured or preconfigured by the control node; and/or
  • the ratio of the tenth threshold to the eleventh threshold is a value defined by the protocol or configured or preconfigured by the control node; and/or
  • said tenth threshold is lower than or equal to said eleventh threshold
  • the difference between the twelfth threshold and the thirteenth threshold is a value defined by the protocol or configured or preconfigured by the control node; and/or
  • the ratio of the twelfth threshold to the thirteenth threshold is a protocol-defined or control node-configured or pre-configured value;
  • said twelfth threshold is lower than or equal to said thirteenth threshold
  • the difference between the fourteenth threshold and the fifteenth threshold is a value defined by the protocol or configured or preconfigured by the control node; and/or
  • the ratio of the fourteenth threshold to the fifteenth threshold is a value defined by the protocol or configured or preconfigured by the control node;
  • the fourteenth threshold is lower than or equal to the fifteenth threshold.
  • the first resource set is determined according to the location of the transmission resource and the strength of the transmission signal on the transmission resource, and the system load condition includes at least one of the following:
  • the channel busy rate of the transmission resources is higher than or equal to a preset first threshold
  • the channel busy rate of the transmission resource is lower than or equal to a preset second threshold.
  • the execution subject may be the device for determining auxiliary information for resource selection, or the device for performing loading of auxiliary information for resource selection in the device for determining auxiliary information for resource selection module of the determination method.
  • the method for determining the auxiliary resource selection information provided by the embodiment of the present application is described by taking the determination method of loading the auxiliary resource selection information performed by the device for determining the auxiliary resource selection information as an example.
  • the embodiment of the present application provides a device for determining auxiliary resource selection information, which is applied to the first terminal 300, as shown in Figure 4, the device includes:
  • the processing module 310 is configured to obtain first information through channel monitoring, and determine a first resource set according to the first information, and the first resource set includes favored resources or non-preferred resources;
  • a sending module 320 configured to send the first resource set to a second terminal, or trigger the second terminal to perform resource reselection according to the first resource set;
  • the first information includes at least one of the following:
  • the transmission of the first terminal collides.
  • the first information includes the strength of the transmission signal on the transmission resource
  • the processing module is specifically configured to determine the first set of resources according to the strength of the transmission signal on the transmission resource when a preset condition is met. , the preset condition satisfies any of the following:
  • the control node is pre-configured
  • the preset condition is determined by the congestion degree of the transmission resource, and the preset condition includes at least one of the following:
  • the channel busy rate of the transmission resources is higher than or equal to a preset first threshold
  • the channel busy rate of the transmission resource is lower than or equal to a preset second threshold.
  • the first information includes a target address of the transmission signal on the transmission resource
  • the processing module is specifically configured to determine the transmission resource if the target address of the transmission signal on the transmission resource is the first terminal. is a non-preferred resource.
  • the first information includes the target address of the transmission signal on the transmission resource and the strength of the transmission signal on the transmission resource
  • the processing module is specifically configured to perform any of the following:
  • the target address of the transmission signal on the transmission resource is the first terminal, and the strength of the transmission signal is higher than or equal to a preset third threshold, determine that the transmission resource is a non-preferred resource;
  • the target address of the transmission signal on the transmission resource is not the first terminal, and the strength of the transmission signal is higher than or equal to a preset fourth threshold, determine that the transmission resource is a non-preferred resource;
  • the transmission signal satisfies a preset condition, and the strength of the transmission signal is higher than or equal to a preset fourth threshold, determine that the transmission resource is not favor resources.
  • the preset conditions include at least one of the following:
  • the target address of the transmission signal is the first terminal, the transmission signal is a transmission signal other than a preset propagation type, and/or, the transmission signal is a transmission signal other than a preset priority;
  • the target address of the transmission signal is the first terminal, and the transmission signal does not include the transmission signal of the second terminal or the transmission signal from the second terminal to the first terminal.
  • the difference between the third threshold and the fourth threshold is a value defined by the protocol or configured or preconfigured by the control node;
  • the ratio of the third threshold to the fourth threshold is a value defined by the protocol or configured or preconfigured by the control node;
  • the third threshold is lower than or equal to the fourth threshold.
  • the first information includes the transmission quality of the target signal on the transmission resource
  • the processing module is specifically configured to determine the transmission quality of the target signal according to the signal strength of the target signal and/or the signal strength of the interference signal ; If the transmission quality of the target signal is lower than or equal to a preset fifth threshold, determine that the transmission resource is a non-preferred resource.
  • the target signal includes a transmission signal from the second terminal to the first terminal
  • the interference signal includes at least one of the following:
  • a virtual interference signal monitored by the first terminal on the transmission resource is a virtual interference signal monitored by the first terminal on the transmission resource.
  • the target signal includes a transmission signal whose target address is the first terminal, and the interference signal includes at least one of the following:
  • a virtual interference signal monitored by the first terminal on the transmission resource is a virtual interference signal monitored by the first terminal on the transmission resource.
  • the interferer terminal is a terminal transmitting on the transmission resource
  • the interference source terminal is a terminal detected by the first terminal that reserves the transmission resource.
  • the transmission signal of the interferer terminal does not include the target signal.
  • the strength of the virtual interference signal is determined by an average value of signal strengths measured by the first terminal on preset time domain resources and/or preset frequency domain resources; or
  • the strength of the virtual interfering signal is independent of the strength of the signal transmitted from the second terminal to the first terminal;
  • the strength of the virtual interference signal has nothing to do with the strength of the transmission signal of the interference source terminal.
  • the target signal and/or the interference signal is a preset reference signal
  • the target signal and/or the interference signal is a transmission signal of control information or data information.
  • the transmission quality of the target signal is determined by a ratio of the signal strength of the target signal to the signal strength of the interfering signal; or
  • the transmission quality of the target signal is determined by the difference between the signal strength of the target signal and the signal strength of the interference signal.
  • the fifth threshold is a value defined by the protocol or configured or pre-configured by the control node.
  • the value of the fifth threshold is determined by any of the following:
  • the transmission mode of the target signal is the transmission mode of the target signal.
  • the transmission signal is a transmission signal of a preset transmission type
  • the transmission signal is a transmission signal of preset priority
  • said transmission signal does not include a transmission signal of said second terminal
  • the transmission signal does not include a transmission signal from the second terminal to the first terminal.
  • the first set of resources only includes non-preferred resources
  • the resource ratio parameter of the first non-preferred resource in the preset resource window determined according to the strength of the transmission signal on the transmission resource is defined by the protocol or configured or preconfigured by the control node; and/or
  • the resource ratio parameter of the second non-preferred resource in the preset resource window determined according to the first information is defined by the protocol or configured or preconfigured by the control node; and/or
  • the resource ratio parameter of the third non-preferred resource determined according to the first information in the preset resource window is defined by the protocol or configured or pre-configured by the control node; and/or
  • the resource ratio parameter of the second non-preferred resource in the first resource set determined according to the first information is defined by the protocol or configured or preconfigured by the control node; and/or
  • the resource ratio parameter of the third non-preferred resource in the first resource set determined according to the first information is defined by the protocol or configured or pre-configured by the control node;
  • the first information includes at least one of the following:
  • the transmission of the first terminal collides.
  • the first set of resources only includes preferred resources
  • the resource ratio parameter of the first preferred resource in the preset resource window determined according to the strength of the transmission signal on the transmission resource is defined by the protocol or configured or pre-configured by the control node; and/or
  • the resource ratio parameter of the second preferred resource in the preset resource window determined according to the first information is defined by the protocol or configured or preconfigured by the control node; and/or
  • the resource ratio parameter of the third preferred resource determined according to the first information in the preset resource window is defined by the protocol or configured or pre-configured by the control node; and/or
  • the resource ratio parameter of the second preferred resource in the first resource set determined according to the first information is defined by the protocol or configured or preconfigured by the control node; and/or
  • the resource ratio parameter of the third preferred resource in the first resource set determined according to the first information is defined by the protocol or configured or pre-configured by the control node;
  • the first information includes at least one of the following:
  • the transmission of the first terminal collides.
  • the transmission conflict of the first terminal includes at least one of the following:
  • the PSSCH reception of the first terminal conflicts with the uplink transmission
  • the PSFCH reception of the first terminal conflicts with the uplink transmission
  • the PSFCH of the first terminal collides concurrently.
  • the resource proportion parameter includes at least one of the following:
  • the first information includes the location of the transmission resource and the strength of the transmission signal on the transmission resource
  • the processing module is specifically configured to perform any of the following:
  • the transmission resource overlaps in time with the first transmission resource of the first terminal, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset sixth threshold, determine that the transmission resource is a non-preferred resource;
  • the transmission resource does not overlap with the first transmission resource of the first terminal in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset seventh threshold, determine that the transmission resource is a non-preferred resource ;
  • the PSFCH resource corresponding to the transmission resource overlaps with the PSFCH transmission resource of the first terminal in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset eighth threshold, determine that the transmission resource is not favored resources;
  • the PSFCH resource corresponding to the transmission resource does not overlap in time with the PSFCH transmission resource of the first terminal, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset ninth threshold, determine that the transmission resource is unbiased resources;
  • the PSFCH resource corresponding to the transmission resource overlaps with the PSFCH receiving resource of the first terminal in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset tenth threshold, determine that the transmission resource is not favored resources;
  • the transmission resource corresponding to the transmission resource does not overlap in time with the PSFCH receiving resource of the first terminal, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset eleventh threshold, determine the transmission resource is a non-preferred resource;
  • the transmission resource and the uplink transmission resource of the first terminal overlap in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset twelfth threshold, determine that the transmission resource is non-inclined resource;
  • the transmission resource does not overlap with the uplink transmission resource of the first terminal in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset thirteenth threshold, determine that the transmission resource is not favored resources;
  • the transmission resource and the LTE sidelink transmission resource of the first terminal overlap in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset fourteenth threshold, determine that the transmission resource is not favored resources;
  • the transmission resource and the LTE sidelink transmission resource of the first terminal do not overlap in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset fifteenth threshold, determine that the transmission resource is unbiased resources;
  • the first transmission resource includes PSCCH and/or PSSCH.
  • the difference between the sixth threshold and the seventh threshold is a value defined by the protocol or configured or preconfigured by the control node;
  • the ratio of the sixth threshold to the seventh threshold is a value defined by the protocol or configured or preconfigured by the control node;
  • said sixth threshold is lower than or equal to said seventh threshold
  • the difference between the eighth threshold and the ninth threshold is a value defined by the protocol or configured or preconfigured by the control node; and/or
  • the ratio of the eighth threshold to the ninth threshold is a value defined by the protocol or configured or preconfigured by the control node;
  • said eighth threshold is lower than or equal to said ninth threshold
  • the difference between the tenth threshold and the eleventh threshold is a value defined by the protocol or configured or preconfigured by the control node; and/or
  • the ratio of the tenth threshold to the eleventh threshold is a value defined by the protocol or configured or preconfigured by the control node; and/or
  • said tenth threshold is lower than or equal to said eleventh threshold
  • the difference between the twelfth threshold and the thirteenth threshold is a value defined by the protocol or configured or preconfigured by the control node; and/or
  • the ratio of the twelfth threshold to the thirteenth threshold is a protocol-defined or control node-configured or pre-configured value;
  • said twelfth threshold is lower than or equal to said thirteenth threshold
  • the difference between the fourteenth threshold and the fifteenth threshold is a value defined by the protocol or configured or preconfigured by the control node; and/or
  • the ratio of the fourteenth threshold to the fifteenth threshold is a value defined by the protocol or configured or preconfigured by the control node;
  • the fourteenth threshold is lower than or equal to the fifteenth threshold.
  • the processing module is specifically configured to determine the first resource set according to the first information when a preset system load condition is met, and the system load condition includes at least one of the following:
  • the channel busy rate of the transmission resources is higher than or equal to a preset first threshold
  • the channel busy rate of the transmission resource is lower than or equal to a preset second threshold.
  • the device for determining the resource selection auxiliary information in the embodiment of the present application may be a device, a device with an operating system or an electronic device, or a component, an integrated circuit, or a chip in a terminal.
  • the apparatus or electronic equipment may be a mobile terminal or a non-mobile terminal.
  • the mobile terminal may include but not limited to the types of terminals 11 listed above, and the non-mobile terminal may be a server, a network attached storage (Network Attached Storage, NAS), a personal computer (personal computer, PC), a television ( television, TV), teller machines or self-service machines, etc., are not specifically limited in this embodiment of the present application.
  • the apparatus for determining auxiliary information for resource selection provided by the embodiment of the present application can realize various processes realized by the method embodiment in FIG. 2 and achieve the same technical effect. To avoid repetition, details are not repeated here.
  • this embodiment of the present application further provides a communication device 500, including a processor 501, a memory 502, and programs or instructions stored in the memory 502 and operable on the processor 501,
  • a communication device 500 including a processor 501, a memory 502, and programs or instructions stored in the memory 502 and operable on the processor 501
  • the communication device 500 is a terminal
  • the program or instruction is executed by the processor 501
  • each process of the above embodiment of the method for determining resource selection assistance information applied to the first terminal can be implemented, and the same technical effect can be achieved.
  • the embodiment of the present application also provides a terminal, including a processor and a communication interface, the processor is used to obtain first information through channel monitoring, and determine a first resource set according to the first information, and the first resource set includes preferred resources or Non-preferred resources; used to send the first resource set to the second terminal, or trigger the second terminal to perform resource reselection according to the first resource set; wherein the first information includes at least one of the following Items: the location of the transmission resource; the target address of the transmission signal on the transmission resource; the strength of the transmission signal on the transmission resource; the transmission quality of the target signal on the transmission resource; the transmission collision of the first terminal.
  • FIG. 6 is a schematic diagram of a hardware structure of a terminal implementing an embodiment of the present application.
  • the terminal 1000 includes but not limited to: a radio frequency unit 1001, a network module 1002, an audio output unit 1003, an input unit 1004, a sensor 1005, a display unit 1006, a user input unit 1007, an interface unit 1008, a memory 1009, and a processor 1010, etc. at least some of the components.
  • the terminal 1000 can also include a power supply (such as a battery) for supplying power to various components, and the power supply can be logically connected to the processor 1010 through the power management system, so as to manage charging, discharging, and power consumption through the power management system. Management and other functions.
  • a power supply such as a battery
  • the terminal structure shown in FIG. 6 does not constitute a limitation on the terminal.
  • the terminal may include more or fewer components than shown in the figure, or combine some components, or arrange different components, which will not be repeated here.
  • the input unit 1004 may include a graphics processor (Graphics Processing Unit, GPU) 10041 and a microphone 10042, and the graphics processor 10041 is used for the image capture device (such as the image data of the still picture or video obtained by the camera) for processing.
  • the display unit 1006 may include a display panel 10061, and the display panel 10061 may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
  • the user input unit 1007 includes a touch panel 10071 and other input devices 10072 .
  • the touch panel 10071 is also called a touch screen.
  • the touch panel 10071 may include two parts, a touch detection device and a touch controller.
  • Other input devices 10072 may include, but are not limited to, physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which will not be repeated here.
  • the radio frequency unit 1001 receives the downlink data from the network-side device, and processes it to the processor 1010; in addition, determines the uplink resource selection auxiliary information to the network-side device.
  • the radio frequency unit 1001 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
  • the memory 1009 can be used to store software programs or instructions as well as various data.
  • the memory 1009 may mainly include a program or instruction storage area and a data storage area, wherein the program or instruction storage area may store an operating system, at least one application program or instruction required by a function (such as a sound playback function, an image playback function, etc.) and the like.
  • the memory 1009 may include a high-speed random access memory, and may also include a nonvolatile memory, wherein the nonvolatile memory may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM) , PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • ROM Read-Only Memory
  • PROM programmable read-only memory
  • PROM erasable programmable read-only memory
  • Erasable PROM Erasable PROM
  • EPROM electrically erasable programmable read-only memory
  • EEPROM electrically erasable programmable read-only memory
  • flash memory for example at least one magnetic disk storage device, flash memory device, or other non-volatile solid-state storage device.
  • the processor 1010 may include one or more processing units; optionally, the processor 1010 may integrate an application processor and a modem processor, wherein the application processor mainly processes the operating system, user interface and application programs or instructions, etc., Modem processors mainly handle wireless communications, such as baseband processors. It can be understood that the foregoing modem processor may not be integrated into the processor 1010 .
  • the processor 1010 is configured to obtain first information through channel monitoring, determine a first resource set according to the first information, and the first resource set includes favored resources or non-preferred resources; and send the first resource set to to the second terminal, or trigger the second terminal to perform resource reselection according to the first set of resources; wherein the first information includes at least one of the following: the location of the transmission resource; the location of the transmission signal on the transmission resource The target address; the strength of the transmission signal on the transmission resource; the transmission quality of the target signal on the transmission resource; the transmission collision of the first terminal.
  • the first information includes the strength of the transmission signal on the transmission resource
  • the processor 1010 is specifically configured to determine the first resource according to the strength of the transmission signal on the transmission resource when a preset condition is met. set, and the preset condition satisfies any of the following:
  • the control node is pre-configured
  • the preset condition is determined by the degree of congestion of the transmission resource, and the preset condition includes at least one of the following:
  • the channel busy rate of the transmission resources is higher than or equal to a preset first threshold
  • the channel busy rate of the transmission resource is lower than or equal to a preset second threshold.
  • the first information includes a target address of the transmission signal on the transmission resource
  • the processor 1010 is specifically configured to determine the transmission signal if the target address of the transmission signal on the transmission resource is the first terminal.
  • the resource is a non-preferred resource.
  • the first information includes the target address of the transmission signal on the transmission resource and the strength of the transmission signal on the transmission resource
  • the processor 1010 is specifically configured to perform any of the following:
  • the target address of the transmission signal on the transmission resource is the first terminal, and the strength of the transmission signal is higher than or equal to a preset third threshold, determine that the transmission resource is a non-preferred resource;
  • the target address of the transmission signal on the transmission resource is not the first terminal, and the strength of the transmission signal is higher than or equal to a preset fourth threshold, determine that the transmission resource is a non-preferred resource;
  • the transmission signal satisfies a preset condition, and the strength of the transmission signal is higher than or equal to a preset fourth threshold, determine that the transmission resource is not favor resources.
  • the preset conditions include at least one of the following:
  • the target address of the transmission signal is the first terminal, the transmission signal is a transmission signal other than a preset propagation type, and/or, the transmission signal is a transmission signal other than a preset priority;
  • the target address of the transmission signal is the first terminal, and the transmission signal does not include the transmission signal of the second terminal or the transmission signal from the second terminal to the first terminal.
  • the difference between the third threshold and the fourth threshold is a value defined by the protocol or configured or preconfigured by the control node;
  • the ratio of the third threshold to the fourth threshold is a value defined by the protocol or configured or preconfigured by the control node;
  • the third threshold is lower than or equal to the fourth threshold.
  • the first information includes the transmission quality of the target signal on the transmission resource
  • the processor 1010 is specifically configured to determine the transmission of the target signal according to the signal strength of the target signal and/or the signal strength of the interference signal Quality: if the transmission quality of the target signal is lower than or equal to a preset fifth threshold, determine that the transmission resource is a non-preferred resource.
  • the target signal includes a transmission signal from the second terminal to the first terminal
  • the interference signal includes at least one of the following:
  • a virtual interference signal monitored by the first terminal on the transmission resource is a virtual interference signal monitored by the first terminal on the transmission resource.
  • the target signal includes a transmission signal whose target address is the first terminal, and the interference signal includes at least one of the following:
  • a virtual interference signal monitored by the first terminal on the transmission resource is a virtual interference signal monitored by the first terminal on the transmission resource.
  • the interferer terminal is a terminal transmitting on the transmission resource
  • the interference source terminal is a terminal detected by the first terminal that reserves the transmission resource.
  • the transmission signal of the interferer terminal does not include the target signal.
  • the strength of the virtual interference signal is determined by an average value of signal strengths measured by the first terminal on preset time domain resources and/or preset frequency domain resources; or
  • the strength of the virtual interfering signal is independent of the strength of the signal transmitted from the second terminal to the first terminal;
  • the strength of the virtual interference signal has nothing to do with the strength of the transmission signal of the interference source terminal.
  • the target signal and/or the interference signal is a preset reference signal
  • the target signal and/or the interference signal is a transmission signal of control information or data information.
  • the transmission quality of the target signal is determined by a ratio of the signal strength of the target signal to the signal strength of the interfering signal; or
  • the transmission quality of the target signal is determined by the difference between the signal strength of the target signal and the signal strength of the interference signal.
  • the fifth threshold is a value defined by the protocol or configured or pre-configured by the control node.
  • the value of the fifth threshold is determined by any of the following:
  • the transmission mode of the target signal is the transmission mode of the target signal.
  • the transmission signal is a transmission signal of a preset transmission type
  • the transmission signal is a transmission signal of preset priority
  • said transmission signal does not include a transmission signal of said second terminal
  • the transmission signal does not include a transmission signal from the second terminal to the first terminal.
  • the first set of resources only includes non-preferred resources
  • the resource ratio parameter of the first non-preferred resource in the preset resource window determined according to the strength of the transmission signal on the transmission resource is defined by the protocol or configured or preconfigured by the control node; and/or
  • the resource ratio parameter of the second non-preferred resource in the preset resource window determined according to the first information is defined by the protocol or configured or preconfigured by the control node; and/or
  • the resource ratio parameter of the third non-preferred resource in the preset resource window determined according to the first information is defined by the protocol or configured or pre-configured by the control node; and/or
  • the resource ratio parameter of the second non-preferred resource in the first resource set determined according to the first information is defined by the protocol or configured or preconfigured by the control node; and/or
  • the resource ratio parameter of the third non-preferred resource in the first resource set determined according to the first information is defined by the protocol or configured or pre-configured by the control node;
  • the first information includes at least one of the following:
  • the transmission of the first terminal collides.
  • the first set of resources only includes preferred resources
  • the resource ratio parameter of the first preferred resource in the preset resource window determined according to the strength of the transmission signal on the transmission resource is defined by the protocol or configured or pre-configured by the control node; and/or
  • the resource ratio parameter of the second preferred resource in the preset resource window determined according to the first information is defined by the protocol or configured or preconfigured by the control node; and/or
  • the resource ratio parameter of the third preferred resource determined according to the first information in the preset resource window is defined by the protocol or configured or pre-configured by the control node; and/or
  • the resource ratio parameter of the second preferred resource in the first resource set determined according to the first information is defined by the protocol or configured or preconfigured by the control node; and/or
  • the resource ratio parameter of the third preferred resource determined according to the first information in the first resource set is defined by the protocol or configured or pre-configured by the control node;
  • the first information includes at least one of the following:
  • the transmission of the first terminal collides.
  • the transmission conflict of the first terminal includes at least one of the following:
  • the PSSCH reception of the first terminal conflicts with the uplink transmission
  • the PSFCH reception of the first terminal conflicts with the uplink transmission
  • the PSFCH of the first terminal collides concurrently.
  • the resource proportion parameter includes at least one of the following:
  • the first information includes the location of the transmission resource and the strength of the transmission signal on the transmission resource
  • the processor 1010 is specifically configured to perform any of the following:
  • the transmission resource overlaps in time with the first transmission resource of the first terminal, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset sixth threshold, determine that the transmission resource is a non-preferred resource;
  • the transmission resource does not overlap with the first transmission resource of the first terminal in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset seventh threshold, determine that the transmission resource is a non-preferred resource ;
  • the PSFCH resource corresponding to the transmission resource overlaps with the PSFCH transmission resource of the first terminal in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset eighth threshold, determine that the transmission resource is not favored resources;
  • the PSFCH resource corresponding to the transmission resource does not overlap in time with the PSFCH transmission resource of the first terminal, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset ninth threshold, determine that the transmission resource is unbiased resources;
  • the PSFCH resource corresponding to the transmission resource overlaps with the PSFCH receiving resource of the first terminal in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset tenth threshold, determine that the transmission resource is not favored resources;
  • the transmission resource corresponding to the transmission resource does not overlap in time with the PSFCH receiving resource of the first terminal, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset eleventh threshold, determine the transmission resource is a non-preferred resource;
  • the transmission resource and the uplink transmission resource of the first terminal overlap in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset twelfth threshold, determine that the transmission resource is non-inclined resource;
  • the transmission resource does not overlap with the uplink transmission resource of the first terminal in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset thirteenth threshold, determine that the transmission resource is not favored resources;
  • the transmission resource and the LTE sidelink transmission resource of the first terminal overlap in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset fourteenth threshold, determine that the transmission resource is not favored resources;
  • the transmission resource and the LTE sidelink transmission resource of the first terminal do not overlap in time, and the strength of the transmission signal on the transmission resource is higher than or equal to a preset fifteenth threshold, determine that the transmission resource is unbiased resources;
  • the first transmission resource includes PSCCH and/or PSSCH.
  • the difference between the sixth threshold and the seventh threshold is a value defined by the protocol or configured or preconfigured by the control node;
  • the ratio of the sixth threshold to the seventh threshold is a value defined by the protocol or configured or preconfigured by the control node;
  • said sixth threshold is lower than or equal to said seventh threshold
  • the difference between the eighth threshold and the ninth threshold is a value defined by the protocol or configured or preconfigured by the control node; and/or
  • the ratio of the eighth threshold to the ninth threshold is a protocol-defined or control node-configured or pre-configured value
  • said eighth threshold is lower than or equal to said ninth threshold
  • the difference between the tenth threshold and the eleventh threshold is a value defined by the protocol or configured or preconfigured by the control node; and/or
  • the ratio of the tenth threshold to the eleventh threshold is a value defined by the protocol or configured or preconfigured by the control node; and/or
  • said tenth threshold is lower than or equal to said eleventh threshold
  • the difference between the twelfth threshold and the thirteenth threshold is a value defined by the protocol or configured or preconfigured by the control node; and/or
  • the ratio of the twelfth threshold to the thirteenth threshold is a protocol-defined or control node-configured or pre-configured value;
  • said twelfth threshold is lower than or equal to said thirteenth threshold
  • the difference between the fourteenth threshold and the fifteenth threshold is a value defined by the protocol or configured or preconfigured by the control node; and/or
  • the ratio of the fourteenth threshold to the fifteenth threshold is a value defined by the protocol or configured or preconfigured by the control node;
  • the fourteenth threshold is lower than or equal to the fifteenth threshold.
  • the processor 1010 is specifically configured to determine the first resource set according to the first information when a preset system load condition is met, and the system load condition includes at least one of the following:
  • the channel busy rate of the transmission resources is higher than or equal to a preset first threshold
  • the channel busy rate of the transmission resource is lower than or equal to a preset second threshold.
  • the embodiment of the present application also provides a readable storage medium, the readable storage medium may be nonvolatile or volatile, the readable storage medium stores programs or instructions, and the programs or instructions are stored in When executed by the processor, each process of the above embodiment of the method for determining auxiliary information for resource selection can be implemented, and the same technical effect can be achieved. To avoid repetition, details are not repeated here.
  • the processor is the processor in the terminal described in the foregoing embodiments.
  • the readable storage medium includes computer readable storage medium, such as computer read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk, etc.
  • An embodiment of the present application also provides a computer program product, the computer program product is stored in a non-transitory storage medium, and the computer program product is executed by at least one processor to implement the method for determining auxiliary resource selection information described above.
  • the computer program product is stored in a non-transitory storage medium, and the computer program product is executed by at least one processor to implement the method for determining auxiliary resource selection information described above.
  • the embodiment of the present application further provides a chip, the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run programs or instructions to realize the determination of the above-mentioned resource selection auxiliary information
  • the chip includes a processor and a communication interface
  • the communication interface is coupled to the processor
  • the processor is used to run programs or instructions to realize the determination of the above-mentioned resource selection auxiliary information
  • the chip mentioned in the embodiment of the present application may also be called a system-on-chip, a system-on-chip, a system-on-a-chip, or a system-on-a-chip.
  • the term “comprising”, “comprising” or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, It also includes other elements not expressly listed, or elements inherent in the process, method, article, or device. Without further limitations, an element defined by the phrase “comprising a " does not preclude the presence of additional identical elements in the process, method, article, or apparatus comprising that element.
  • the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved. Functions are performed, for example, the described methods may be performed in an order different from that described, and various steps may also be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
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Abstract

La présente demande divulgue un procédé et un appareil de détermination d'informations de sélection de ressources auxiliaires et un terminal, qui se rapportent au domaine technique des communications. Le procédé de détermination d'informations de sélection de ressources auxiliaires est mis en œuvre par un premier terminal, et consiste à : acquérir des premières informations au moyen d'une surveillance de canal, et déterminer un premier ensemble de ressources conformément aux premières informations, le premier ensemble de ressources comprenant des ressources préférées ou des ressources non préférées ; et envoyer le premier ensemble de ressources à un second terminal, ou déclencher, conformément au premier ensemble de ressources, le second terminal pour qu'il exécute une nouvelle sélection de ressources, les premières informations comprenant au moins certaines informations parmi les informations suivantes : des emplacements de ressources de transmission, des adresses cibles de signaux de transmission sur les ressources de transmission, l'intensité de signaux de transmission sur les ressources de transmission, la qualité de transmission d'un signal cible sur les ressources de transmission et un conflit de transmission du premier terminal.
PCT/CN2022/121705 2021-09-29 2022-09-27 Procédé et appareil de détermination d'informations de sélection de ressources auxiliaires, et terminal Ceased WO2023051522A1 (fr)

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