WO2020063944A1 - Procédé de configuration et de sélection de groupe de ressources, appareil, terminal, station de base et support d'enregistrement - Google Patents

Procédé de configuration et de sélection de groupe de ressources, appareil, terminal, station de base et support d'enregistrement Download PDF

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Publication number
WO2020063944A1
WO2020063944A1 PCT/CN2019/108861 CN2019108861W WO2020063944A1 WO 2020063944 A1 WO2020063944 A1 WO 2020063944A1 CN 2019108861 W CN2019108861 W CN 2019108861W WO 2020063944 A1 WO2020063944 A1 WO 2020063944A1
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WIPO (PCT)
Prior art keywords
resource pool
data packet
configuration information
information
sent
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PCT/CN2019/108861
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English (en)
Chinese (zh)
Inventor
张博源
陈琳
卢有雄
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中兴通讯股份有限公司
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Publication of WO2020063944A1 publication Critical patent/WO2020063944A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/02—Selection of wireless resources by user or terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/51—Allocation or scheduling criteria for wireless resources based on terminal or device properties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality

Definitions

  • the present disclosure relates to, but is not limited to, the field of communication technologies, and for example, to a resource pool configuration and selection method, device, terminal, base station, and storage medium.
  • the so-called Internet of Vehicles means that vehicles can participate in wireless communication.
  • real-time information exchange between vehicles and vehicles and roadside infrastructure can be used to inform each other's current status (including vehicles Position, speed, acceleration, and travel path) and the learned road environment information, cooperate to perceive the road dangerous situation, provide a variety of collision warning information in time, and prevent the occurrence of road traffic safety accidents.
  • the vehicle-to-vehicle communication mode is divided into three types: Vehicle-to-Vehicle Communications (V2V), Vehicle-to-Infrastructure Communications (V2I), and Vehicle-to-Pedestrian (V2P ), These three types of connected vehicle communication modes can also be collectively referred to as Vehicle-to-Everything (V2X) communication.
  • V2V Vehicle-to-Vehicle Communications
  • V2I Vehicle-to-Infrastructure Communications
  • V2P Vehicle-to-Pedestrian
  • V2X Vehicle-to-Everything
  • V2X communication supports two resource allocation modes: base station configuration mode and terminal autonomous resource selection mode.
  • the base station configures resource pool configuration information for each resource pool in multiple resource pools, where the resource pool configuration information includes geographic location indication information and channel occupation ratio (CBR) Threshold.
  • the base station then sends the resource pool configuration information of each resource pool to the terminal that supports the terminal's autonomous resource selection mode.
  • the data packet to be sent is sent through the selected sending resource pool.
  • the selected transmission resource pool has a low degree of matching with a data packet to be transmitted.
  • Embodiments of the present invention provide a resource pool configuration and selection method, device, terminal, base station, and storage medium.
  • An embodiment of the present invention provides a method for selecting a resource pool, including:
  • the resource pool configuration information includes geographical location indication information, and the resource pool configuration information further includes at least one of the following:
  • An embodiment of the present invention further provides a method for configuring a resource pool, including:
  • the resource pool configuration information includes geographical location indication information, and the resource pool configuration information further includes at least one of the following:
  • An embodiment of the present invention further provides a resource pool configuration and selection method, including:
  • the base station configures resource pool configuration information of each resource pool in the multiple resource pools
  • the resource pool configuration information includes geographical location indication information, and the resource pool configuration information further includes at least one of the following:
  • An embodiment of the present invention further provides a device for selecting a resource pool, including:
  • a receiving module configured to receive resource pool configuration information of each resource pool in multiple resource pools sent by a base station
  • a selection module configured to select at least one resource pool from the plurality of resource pools as a transmission resource according to the size of a data packet to be sent, current state information of the resource pool, current location information, and resource pool configuration information of each resource pool Pool
  • the resource pool configuration information includes geographical location indication information, and the resource pool configuration information further includes at least one of the following:
  • An embodiment of the present invention further provides a device for configuring a resource pool, including:
  • a configuration module configured to configure resource pool configuration information of each resource pool in multiple resource pools
  • a sending module configured to send the resource pool configuration information of each resource pool to a terminal
  • the resource pool configuration information includes geographical location indication information, and the resource pool configuration information further includes at least one of the following:
  • An embodiment of the present invention further provides a resource pool configuration and selection system, including:
  • the resource pool configuration device is configured to configure resource pool configuration information of each resource pool in a plurality of resource pools; and send the resource pool configuration information of each resource pool to the resource pool selection device;
  • the resource pool selection device is configured to receive resource pool configuration information of each resource pool sent by the resource pool configuration device; according to a size of a data packet to be sent, current status information of the resource pool, current location information, and each resource Pool resource pool configuration information, selecting at least one resource pool from the plurality of resource pools as a sending resource pool;
  • the resource pool configuration information includes geographical location indication information, and the resource pool configuration information further includes at least one of the following:
  • An embodiment of the present invention further provides a terminal, including:
  • a first processor a first memory, and a first communication bus
  • the first communication bus is configured to implement connection and communication between the first processor and the first memory
  • the first processor is configured to execute at least one program stored in the first memory to implement the resource pool selection method according to any one of the foregoing.
  • An embodiment of the present invention further provides a base station, including:
  • a second processor a second memory, and a second communication bus
  • the second communication bus is configured to implement connection and communication between the second processor and the second memory
  • the second processor is configured to execute at least one program stored in the second memory to implement the resource pool configuration method according to any one of the foregoing.
  • An embodiment of the present invention further provides a storage medium, where the storage medium stores at least one program, and the at least one program can be executed by at least one processor to implement the resource pool configuration method according to any one of the preceding items, or The method for selecting a resource pool according to any one of the preceding items.
  • the base station configures resource pool configuration information of each resource pool in multiple resource pools, where the resource pool configuration information includes geographical location indication information
  • the resource pool configuration information also includes at least one of the following: a threshold for the number of allowed transmissions; data packet size information and a channel occupation ratio CBR threshold.
  • the base station sends the resource pool configuration information of each resource pool to the terminal. After receiving the resource pool configuration information of each resource pool, the terminal determines the size of the packet to be sent, the current status information of the resource pool, the current location information, and each resource.
  • Pool resource pool configuration information select at least one resource pool from multiple resource pools as the sending resource pool, and in some implementations, based on the size of the data packet to be sent, the current status information of the resource pool, the current location information, and each resource
  • the resource pool configuration information of the pool and select the sending resource pool from multiple resource pools, where the resource pool configuration information includes at least one of the following: the allowed number of sending thresholds; the packet size information and the CBR threshold, Therefore, the sending resource pool selected according to the resource pool configuration information and the size of the sent data packet, the current status information of the resource pool, and the current location information more closely matches the data packet to be sent.
  • FIG. 1 is a flowchart of a resource pool selection method according to the first embodiment
  • FIG. 2 is a flowchart of a resource pool configuration method according to a second embodiment
  • FIG. 3 is a flowchart of a method for configuring and selecting a resource pool according to the third embodiment
  • FIG. 4 is a diagram of a device for configuring a resource pool according to a fourth embodiment
  • Embodiment 5 is a diagram of a device for selecting a resource pool in Embodiment 5;
  • FIG. 6 is a system pool configuration and selection system diagram of Embodiment 6; FIG.
  • FIG. 7 is a schematic structural diagram of a terminal according to a seventh embodiment
  • FIG. 8 is a schematic structural diagram of a base station according to a seventh embodiment.
  • An embodiment of the present invention provides a method for selecting a resource pool.
  • the method for selecting a resource pool includes the following steps.
  • the resource pool configuration information includes geographic location indication information, and the resource pool configuration information also includes at least one of the following: a threshold for the number of allowed transmissions; data packet size information and a CBR threshold.
  • the terminal may receive the resource pool configuration information of each resource pool sent by the base station, where the resource pool configuration information of any resource pool includes geographical location indication information and the resource pool configuration information of any resource pool It also includes at least one of the following: a threshold for the number of allowed transmissions; data packet size information and a CBR threshold.
  • the geographical location indication information may include longitude, latitude and other information for indicating the geographical location.
  • the threshold for the number of allowed packets is the threshold for the number of packets that can be sent in the resource pool.
  • the packet size information includes the size of a packet configured for the resource pool.
  • the resource pool configuration information may include geographical location indication information and a threshold for the number of allowed transmissions.
  • the resource pool configuration information may also include geographic location indication information, data packet size information, and CBR threshold values.
  • the resource pool configuration information may also include geographical location indication information, a threshold for the number of allowed transmissions, data packet size information, and a CBR threshold.
  • the terminal may receive the resource pool configuration information of each resource pool sent by the base station in at least one of a system broadcast message and a radio resource control (RRC) protocol-specific signaling. That is, the terminal can receive the resource pool configuration information of each resource pool sent by the base station through the system broadcast message; the terminal can also receive the resource pool configuration information of each resource pool sent by the base station through the RRC protocol-specific signaling; the terminal can also Receive the resource pool configuration information of each resource pool sent by the base station through the system broadcast message and the RRC protocol-specific signaling. The terminal can also receive the resource pool configuration information of each resource pool sent by the base station through the system broadcast message. After receiving the resource pool configuration information of each resource pool sent by the base station through the system broadcast message, the terminal can also use the RRC protocol proprietary information. Let the receiving base station send updated resource pool configuration information of each resource pool.
  • RRC radio resource control
  • S102 Select at least one resource pool from a plurality of resource pools as a sending resource pool according to a size of a data packet to be sent, current state information of the resource pool, current location information, and resource pool configuration information of each resource pool.
  • the resource pool configuration information of each resource pool sent by the base station is received.
  • the method for selecting the data packet to be sent is: selecting at least one resource pool from multiple resource pools for sending according to the size of the data packet to be sent, the current status information of the resource pool, the current location information, and the resource pool configuration information of each resource pool.
  • Resource pool where at least one sending resource pool can be selected.
  • the current location information is the current location information of the terminal.
  • the current status information of the resource pool can be obtained by the terminal through sensing.
  • the current status information of the resource pool Before selecting a sending resource pool in the pool, you can also determine the current status information of the resource pool through sensing.
  • the type of the data packet to be sent may be any type of data packet to be sent, for example, it may be a data packet generated by a semi-static service, or a data packet generated by a dynamic service.
  • the target sending object of the data packet to be sent may be arbitrary.
  • the data packet to be sent may be sent to a base station, or may be sent to a terminal.
  • the size of the data packet to be sent may include the size of the data packet to be sent, and the size of the data packet to be sent may also include the strength number of the data packet to be sent according to the size of the data packet to be sent.
  • the terminal can broadcast a message through the system And receiving at least one of the proprietary signaling of the RRC protocol and the data packet strength configuration information sent by the base station. That is, the terminal can receive the packet strength configuration information sent by the base station through the system broadcast message; the terminal can also receive the packet strength configuration information sent by the base station through the RRC protocol-specific signaling; the terminal can also receive the system packet message and the RRC protocol specifically through the system broadcast message. There is signal receiving strength configuration information of the data packet sent by the base station. The terminal can also receive the packet strength configuration information sent by the base station through the system broadcast message. After receiving the packet strength configuration information sent by the base station through the system broadcast message, the terminal can also receive the updated Packet strength configuration information.
  • the terminal may receive the resource pool configuration information and data packet strength configuration information of each resource pool together.
  • the terminal may also receive the resource pool configuration information and data packet strength configuration information of each resource pool. It should be noted that the terminal may also receive data packet strength configuration information in other ways.
  • the packet strength configuration information includes a plurality of packet size ranges corresponding to each packet size range.
  • the packet strength configuration information can be found in the following table 1:
  • the velocity number may be at least one of a letter and a number.
  • the velocity number corresponds to a data packet size range, and n1, n2, n3, n4, n5, n6, etc. are all integers greater than or equal to zero.
  • n1, n2, n3, n4, n5, n6, etc. are all integers greater than or equal to zero.
  • Velocity number Packet size range 0 0Bytes-500Bytes 1 501Bytes-1000Bytes 2 1001Bytes-1500Bytes ... ...
  • differences between multiple data packet size ranges may also be different. For example, see Table 3.
  • Table 3 is an example of data packet strength configuration information:
  • Velocity number Packet size range 0 0Bytes-5000Bytes 1 5001Bytes-15000Bytes
  • the packet size range in the packet strength configuration information can cover all possible pending packets.
  • the data packet strength configuration information includes, but is not limited to, the foregoing examples.
  • the terminal After receiving the packet strength configuration information, when a data packet needs to be sent, the terminal can find a packet size range that matches the size of the data packet to be sent from the packet strength configuration information according to the size of the data packet to be sent, and then The velocity number corresponding to the matched data packet size range is used as the velocity number of the data packet to be sent.
  • the strength configuration information of the data packet to be sent is shown in Table 2, and the size of the data packet to be sent is 560Btytes, according to Table 2, the size of the data packet that matches the size of the data packet to be sent is 501Bytes-1000Bytes, 501Bytes- The strength number corresponding to 1000 Bytes is 1, and the size of the data packet to be sent includes the strength number of the data packet to be sent, and the data number to be sent is 1.
  • the size information of the data packet to be sent includes the strength number of the data packet to be sent
  • the size information of the data packet in the resource pool configuration information includes the strength number of the data packet
  • the data packet size information in the resource pool configuration information includes the size of the data packet.
  • selecting the sending resource pool from multiple resource pools according to the size of the data packet to be sent, the current status information of the resource pool, the current location information, and the resource pool configuration information of each resource pool may include: Geographical location indication information in the resource pool configuration information of each resource pool. At least one resource pool that matches the current location information is selected from multiple resource pools as the target resource pool, and then based on the size of the packet to be sent, the resource pool, The current state information and the resource pool configuration information of the target resource pool, and at least one resource pool is selected from the target resource pool as the sending resource pool. It should be understood that the geographical location indication information in the resource pool configuration information of the target resource pool matches the current geographical indication information of the terminal.
  • Selecting a sending resource pool from multiple resource pools according to the size of the data packet to be sent, the current status information of the resource pool, the current location information, and the resource pool configuration information of each resource pool may also include: The current status information and the resource pool configuration information of the target resource pool. Select at least one resource pool that matches from multiple resource pools, and then select at least one resource pool that matches the current location information from the matched resource pools as the sending resource pool. .
  • the resource pool configuration information is different, and the methods of selecting at least one resource pool from the target resource pool as the sending resource pool are different according to the size of the data packet to be sent, the current status information of the resource pool, and the resource pool configuration information of the target resource pool.
  • the resource pool configuration information includes packet size information and CBR thresholds
  • at least one resource pool is selected from the target resource pool according to the size of the packet to be sent, the current status information of the resource pool, and the resource pool configuration information of the target resource pool.
  • the sending resource pool may include: selecting the size of the data packet to be sent and the size of the data packet from the target resource pool according to the size of the data packet to be sent, the CBR measurement value of the resource pool, and the packet size information and CBR threshold value of the target resource pool.
  • At least one resource pool whose information matches and whose CBR measurement value of the resource pool matches the CBR threshold value is a sendable resource pool.
  • the current status information of the resource pool includes the CBR measurement value of the resource pool, and the CBR measurement value of the resource pool is currently occupied by the resource pool.
  • the terminal can determine the amount of resources currently occupied by the resource pool through sensing, and the terminal can determine the average amount of resources already occupied by the resource pool in a previously preset time period through sensing to determine the currently occupied resources in the resource pool. The amount of resources.
  • the terminal can determine the current amount of resources in the resource pool by sensing to determine the average amount of resources in the resource pool in the previous 1 second.
  • the terminal can also determine the resources in the resource pool by sensing.
  • the terminal can also determine the amount of resources currently occupied by the resource pool in other ways.
  • the resource pool configuration information includes the total resources of the resource pool, so the terminal can determine the total resources of the resource pool through the resource pool configuration information; or the terminal can determine the total resources of the resource pool through sensing.
  • the terminal can also determine the total amount of resources in the resource pool in other ways.
  • the size of the data packet to be sent includes the size of the data packet to be sent, and the size information of the data packet includes the range of the data packet size
  • the size of the data packet to be sent matches the information on the size of the data packet. Assume that the size of the data packet to be sent is 1500Bytes, the size of the data packet of resource pool A is 0Bytes-10000Bytes, and the size of the data packet of resource pool B is 0Bytes-500Bytes.
  • the matching of the size of the data packet to be sent and the size of the data packet may be the strength number in the data packet size information.
  • a velocity number is consistent with the number of data to be sent. For example, suppose that the packet size information of resource pool C includes the velocity numbers of 0, 1, and 2, and the packet size information of resource pool D includes the velocity numbers of 0, 1. The strength of the sent data packet is 2, the size of the data packet to be sent matches the resource pool C, and does not match the resource pool D. .
  • the resource pool whose CBR measurement value matches the CBR threshold value is that the CBR measurement value of the resource pool is less than the CBR threshold value of the resource pool. For example, assuming that the CBR measurement value of resource pool E is 50% and the CBR threshold value in the resource pool configuration information of resource pool E is 60%, the CBR measurement value of resource pool E matches the CBR threshold value; assuming the resource pool The CBR measurement value of F is 80%, and the CBR threshold value in the resource pool configuration information of resource pool F is 40%. Then, the CBR measurement value of resource pool F does not match the CBR threshold value.
  • the target resource pool selects the size of the packet to be sent that matches the packet size information
  • the resource pool whose CBR measurement value matches the CBR threshold value as the sending resource pool may include: selecting at least one resource that matches the size of the data packet to be sent from the target resource pool according to the size of the data packet to be sent and the packet size information.
  • the pool is used as the first resource pool, and at least one resource pool whose CBR measurement value is greater than the CBR threshold is selected from the first resource pool as the sending resource pool.
  • the current state information of the resource pool includes the CBR measurement value of the first resource pool.
  • the CBR measurement value is generated according to the currently occupied resource amount of the resource pool and the total resource amount of the resource pool.
  • at least one resource pool whose CBR measurement value is less than the CBR threshold value is selected from the target resource pool, and at least one matching resource is selected from the selected at least one resource pool according to the size of the data packet to be sent and the data packet size information.
  • the resource pool is used as the sending resource pool.
  • the resource pool configuration information includes packet size information, the CBR threshold value, and the mapping relationship between the packet size information and the CBR threshold value, according to the size of the packet to be sent, the current status information of the resource pool, and the target resource pool Resource pool configuration information.
  • Selecting at least one resource pool from the target resource pool as the sending resource pool may include: according to the mapping relationship between the packet size information of the target resource pool and the CBR threshold value, and the size of the packet to be sent, Confirm the first target CBR threshold that matches the size of the data packet to be sent, and select a resource pool with a CBR measurement value less than the first target CBR threshold from the target resource pool as the sending resource pool.
  • the current status information of the resource pool includes The CBR measurement value of the target resource pool.
  • the CBR measurement value is generated according to the currently occupied resource amount of the resource pool and the total resource amount of the resource pool.
  • the mapping relationship between the packet size information and the CBR threshold in the resource pool configuration information of any resource pool can be one-to-one. For example, see Table 4. In Table 4, one packet size information corresponds to one CBR. Threshold.
  • Packet size information CBR threshold Packet size information 1 CBR threshold 1 Packet size information 2 CBR threshold 2 Packet size information 3 CBR threshold 3 ... ...
  • the mapping relationship between the packet size information and the CBR threshold in the resource pool configuration information of any resource pool can also be many-to-one, that is, multiple packet size information corresponds to a CBR threshold, such as See Table 5.
  • a CBR threshold such as See Table 5.
  • Table 5 there is multiple packet size information corresponding to a CBR threshold, and there is also a packet size information corresponding to a CBR threshold.
  • Packet size information CBR threshold Packet size information 1, packet size information 2 CBR threshold 1 Packet size information 3 CBR threshold 2 Packet size information 4, packet size information 5 CBR threshold 3 ... ...
  • a target resource pool is taken as an example to describe how to determine whether the target resource pool is a sending resource pool, and this can be generalized to multiple target resource pools.
  • the mapping relationship between the packet size information of a target resource pool and the CBR threshold is shown in Table 6-1 below.
  • the packet size information includes the strength number.
  • the current CBR measurement value of the target resource pool is 60%.
  • the size of the data packet to be sent is 4, according to Table 6-1 and the size of the data packet to be sent, it is determined that the first target CBR threshold is 80%, because the CBR measurement value (60%) is less than the first target CBR threshold (80 %), So the target resource pool is selected as the sending resource pool; assuming that the size of the data packet to be sent is 6, according to Table 6-1 and the size of the data packet to be sent, the first target CBR threshold is determined to be 40%. The measurement value (60%) is greater than the first target CBR threshold value (40%). Therefore, the target resource pool is not selected as the sending resource pool.
  • the data packet size information may also be the data packet size, see Table 6-2. Assuming the data packet size information is the data packet size range, the data size information of a target resource pool and the CBR threshold value The mapping relationship between them is shown in Table 6-2 below. The current CBR measurement value of the target resource pool is 50%. Assuming that the size of the packet to be sent is 600 Bytes, the first target CBR is determined according to Table 6-2 and the size of the packet to be sent. The threshold value is 30%.
  • the target resource pool is not selected as the sending resource pool; assuming that the size of the data packet to be sent is 1500Bytes, According to Table 6-2 and the size of the data packet to be sent, the first target CBR threshold is determined to be 90%. Since the CBR measurement value (50%) is less than the first target CBR threshold (90%), the target is selected. The resource pool is used as the sending resource pool.
  • Packet size information CBR threshold 0Bytes-500Bytes, 501Bytes-1000Bytes 30% 1001Bytes-5000Bytes 90% 10001Bytes-50000Byte 60% ... ...
  • the resource pool configuration information includes a threshold for the number of allowed transmissions
  • at least one resource pool is selected as the sending resource from the target resource pool according to the size of the packet to be sent, the current status information of the resource pool, and the resource pool configuration information of the target resource pool.
  • the method for acquiring the current available resource amount of the target resource pool refer to the foregoing method for acquiring the currently occupied resource amount, and details are not described herein again.
  • a target resource pool is taken as an example to describe how to determine whether the target resource pool is a sending resource pool, and this can be generalized to multiple target resource pools.
  • the threshold of the number of allowed transmissions for a target resource pool is 5, and the current amount of available resources in the target resource pool is 10,000 Bytes.
  • the size of the data packet to be transmitted is 1000 Bytes, the number of transmissions is greater than the threshold of allowed transmissions
  • This resource pool is selected as the sending resource pool; assuming that the size of the data packet to be sent is 5000 Bytes, the number of sendable packets is less than the allowable number of sending thresholds, and this resource pool is not selected as the sending resource pool.
  • the resource pool configuration information includes the number of allowed transmission thresholds, data packet size information, and CBR thresholds
  • Selecting at least one resource pool as the sending resource pool may include: according to the size of the data packet to be sent, the currently available resource pool of the target resource pool, the CBR measurement value of the resource pool, the number of allowed transmission thresholds, the packet size information, and the CBR threshold Value, select at least one resource pool from the target resource pool whose packet size to be sent matches the packet size information, the CBR measurement value matches the CBR threshold, and the number of sendable resources is greater than the allowed number threshold Send the resource pool.
  • the current status information of the resource pool includes the CBR measurement value of the target resource pool and the current available resource amount.
  • the resource pool configuration information further includes a data packet priority.
  • the resource pool configuration information is different, and the methods of selecting at least one resource pool from the target resource pool as the sending resource pool are different according to the size of the data packet to be sent, the current status information of the resource pool, and the resource pool configuration information of the target resource pool.
  • a matching second target CBR threshold selecting at least one resource pool with a CBR measurement value less than the second target CBR threshold from the second resource pool as a sending resource pool, and the current status information of the resource pool includes the CBR of the second resource pool Measured value.
  • the CBR measurement value is generated based on the amount of resources currently occupied by the resource pool and the total amount of resources in the resource pool.
  • the mapping relationship between the packet priority and the CBR threshold in the resource pool configuration information of any resource pool can be one-to-one correspondence. For example, see Table 7. In Table 7, one packet priority corresponds to one. CBR threshold.
  • the mapping relationship between the packet priority and the CBR threshold in the resource pool configuration information of any resource pool can also be many-to-one, that is, multiple packet priorities correspond to a CBR threshold, such as See Table 8.
  • a CBR threshold such as See Table 8.
  • Table 8 there are multiple data packet priorities corresponding to a CBR threshold, and there is also a data packet priority corresponding to a CBR threshold.
  • a second resource pool is taken as an example to describe how to determine whether the second resource pool is a sending resource pool, and this can be extended to multiple second resource pools.
  • the mapping relationship between the packet priority and the CBR threshold of a second resource pool is shown in Table 8.
  • the CBR measurement value of the second resource pool is 30%. If the packet priority is priority 3, the second target CBR threshold is CBR threshold 2. If 30% is greater than or equal to CBR threshold 2, then the second resource pool is not selected as the sending resource pool. If 30 % Is less than the CBR threshold value 2, then the second resource pool is selected as the sending resource pool.
  • the resource pool configuration information includes packet size information, CBR threshold value, packet priority, and the mapping relationship among the packet size information, packet priority, and CBR threshold value, according to the data packet to be sent
  • Selecting at least one resource pool from the target resource pool as the sending resource pool may include: according to the packet size information of the target resource pool, the packet priority, and The mapping relationship between the three CBR thresholds, the size of the data packet to be sent, and the priority of the data packet to be sent, and a third target CBR gate that matches the size of the data packet to be sent and the priority of the data packet to be sent is confirmed.
  • the mapping relationship between the packet size information, the packet priority, and the CBR threshold of a resource pool may be different priorities, and different packet size information corresponds to different CBR thresholds. For example, See Table 9. Assume that the packet size information is the velocity number. In Table 9, different priorities and different velocity numbers correspond to different CBR thresholds.
  • the packet size information, the packet priority, and the CBR threshold of a resource pool there may exist the same priority and different strength numbers corresponding to the same CBR threshold, for example, See Table 10.
  • all the existing priorities are priority 1.
  • the intensity numbers 0 and 1 correspond to the same CBR threshold, that is, threshold 1.
  • the packet size information, the packet priority, and the CBR threshold of a resource pool there may exist different priorities and different strength numbers corresponding to a CBR threshold, for example, See Table 11.
  • Table 11 there is a CBR threshold corresponding to priority 1 and intensity number 0, which is the same as the CBR threshold corresponding to priority 2 and intensity number 1. Is the threshold value 1.
  • mapping relationship between the packet size information, the packet priority, and the CBR threshold of any resource pool is not limited to the manners listed above.
  • the mapping relationship between the packet size information, packet priority, and CBR threshold can be arbitrary, as long as the unique CBR threshold can be found according to the priority of the packet to be sent and the size of the packet to be sent .
  • the packet size information includes the velocity number.
  • the packet size information includes the packet size range. At this time, the size of the packet to be sent is the size of the packet to be sent.
  • a target resource pool is taken as an example to describe how to determine whether the target resource pool is a sending resource pool, and this can be generalized to multiple target resource pools.
  • the mapping relationship between the packet size information, packet priority, and CBR threshold of a target resource pool is shown in Table 9 above.
  • the CBR measurement value of the target resource pool is 20%.
  • the size information of the data packet to be sent is 2, the priority of the data packet to be sent is priority 3, and the lookup table 9 then the third target CBR threshold value of the target resource pool is the threshold value 15, if the CBR measurement value (20%) is greater than the threshold value of 15, the resource pool is not selected as the sending resource pool; if the CBR measurement value (20%) is less than or equal to the threshold value of 15, the resource pool is selected as the sending resource pool.
  • the resource pool configuration information includes the priority of the data packet, the threshold of the number of allowed transmissions, and the mapping relationship between the threshold of the number of allowed transmissions and the priority of the data packet
  • the resource pool is configured according to the size of the data packet to be sent and the current resource pool.
  • the state information and the resource pool configuration information of the target resource pool. Selecting at least one resource pool from the target resource pool as the sending resource pool may include: between the threshold of the number of allowed sending resources of the target resource pool and the priority of the data packet.
  • the mapping relationship and the priority of the data packets to be sent confirm the threshold of the number of allowed first targets that matches the priority of the data packets to be sent.
  • the value of at least one resource pool is used as the sending resource pool.
  • the current status information of the resource pool includes the current available resource amount of the target resource pool.
  • the number of sendable resources is generated based on the current available resource amount and the size of the data packet to be sent. Please refer to the previous record, which will not be repeated here.
  • the mapping relationship between the threshold of the number of allowed transmissions of any resource pool and the priority of the data packet may be one-to-one correspondence. For example, see Table 12. In Table 12, the data packet priority and One-to-one correspondence of the number of allowed sending thresholds:
  • the mapping relationship between the threshold of the number of allowed transmissions of any resource pool and the priority of the data packet may be one-to-many. For example, see Table 13. In Table 13, multiple data packet priorities may be Corresponding to a threshold for the number of allowed transmissions:
  • a target resource pool is taken as an example to describe how to determine whether the target resource pool is a sending resource pool, and this can be generalized to multiple target resource pools.
  • the mapping relationship between the threshold of the number of allowed transmissions of a target resource pool and the priority of the data packets is shown in Table 13 above.
  • the current number of transmittable resources of the target resource pool is 6, and data packets to be sent
  • the priority is priority level 5.
  • Look-up table 13 The threshold for the number of allowed first targets is the threshold for allowed numbers 3. If the number of possible transmissions (6) is less than or equal to the threshold for allowed numbers 3 , The target resource pool is not selected as the sending resource pool.
  • the data packets to be sent can be sent by sending resources in the sending resource pool.
  • a target sending resource pool can be selected from the sending resource pool through a preset rule, and then the to-be-sent data packet is sent through the target sending resource pool.
  • the preset rule may be to select a preset number of target sending resource pools from the sending resource pool according to the current available resources of the sending resource pool or the CBR measurement value in the order of the current available resources of the sending resource pool from high to low.
  • a preset number of target transmission resource pools are selected from the transmission resource pool in order from the current CBR measurement value of the transmission resource pool.
  • the preset number may be 1, 2, 3, and so on.
  • the preset rule is based on the CBR measurement value of the transmission resource pool obtained during the selection process of the transmission resource pool, and the measurement is performed according to the CBR. Select the preset number of target sending resource pools from the sending resource pool in order from low to high.
  • the preset rule is based on the current available amount of resources of the sending resource pool during the sending resource pool selection process, according to the available resources. Select the preset number of target sending resource pools from the sending resource pool in order from high to low.
  • the terminal receives the resource pool configuration information of each resource pool in the multiple resource pools sent by the base station.
  • the resource pool configuration information includes geographic location indication information, and the resource pool.
  • the configuration information also includes at least one of the following: a threshold for the number of allowed transmissions; data packet size information and a CBR threshold. Then, according to the size of the data packet to be sent, the current status information of the resource pool, the current location information, and the resource pool configuration information of each resource pool, at least one resource pool is selected from the multiple resource pools as the sending resource pool.
  • the resource pool configuration information also includes at least one of the following: the allowed number of sending thresholds; the packet size information and the CBR threshold, so according to the size of the packets to be sent, the current status information of the resource pool, the current location information, and each The resource pool configuration information of the resource pool, and the sending resource pool selected from the multiple resource pools more closely matches the data packet to be sent, thereby improving the matching between the sending resource pool and the data packet to be sent.
  • An embodiment of the present invention provides a method for configuring a resource pool.
  • the method for configuring a resource pool includes the following steps.
  • the resource pool configuration information includes geographic location indication information, and the resource pool configuration information also includes at least one of the following: a threshold for the number of allowed transmissions; data packet size information and a CBR threshold.
  • the geographic location indication information may include information for indicating a geographic location, such as longitude and latitude.
  • the threshold for the number of allowed packets is the threshold for the number of packets allowed to be sent by the resource pool. When the quotient obtained by dividing the total available resources of the resource pool by the size of the data packet to be sent is greater than the threshold for the number of allowed transmissions configured for the resource pool, the data packet to be sent matches the resource pool and the resource pool can be used To send this pending packet.
  • the CBR threshold value includes the CBR threshold value configured for the resource pool.
  • the data packet size information includes a size of a data packet configured for the resource pool, where the data packet size information may be configured according to a total amount of resources of the resource pool.
  • the packet size information includes a velocity number. Before configuring the resource pool configuration information of each resource pool, it is also necessary to: divide into multiple packet size ranges according to the packet size; generate packet strength configuration information based on multiple packet size ranges, and the packet strength configuration information includes Multiple packet size ranges and velocity numbers corresponding to each packet size range.
  • the base station can divide all sizes into multiple data packet size ranges according to the size of possible data packet sizes, and there is no overlap between multiple data packet size ranges.
  • the velocity number can be at least one of a letter and a number, and there is a one-to-one correspondence between the velocity number and the data packet size range.
  • the differences between multiple data packet size ranges may be the same, and in some embodiments, the differences between multiple data packet size ranges may be different.
  • Table 14 is an exemplary data packet strength configuration information, and the strength number is a number.
  • Velocity number Packet size range 0 0Bytes-500Bytes 1 501Bytes-1000Bytes 2 1001Bytes-5000Bytes 3 5000Bytes-10000Bytes 4 10001Bytes-50000Byte 5 50001Byte-100000Byte ... ...
  • the packet size information of each resource pool After generating the packet strength configuration information, you can configure the packet size information of each resource pool according to the packet strength configuration information, that is, configure the strength number of each resource pool.
  • the packet intensity configuration information is shown in Table 14. The total resource amount is 5000 Bytes, the total resource amount of resource pool H is 50,000 Bytes, and the total resource amount of resource pool I is 50 million Bytes. For the strength numbers of these three resource pools, see Table 15 below:
  • Resource pool Total resources Numbering stress Resource pool G 5000Bytes 0, 1, 2 Resource pool H 50000Bytes 0,1,2,3,4 Resource Pool I 50000000Bytes 0,1,2,3,4,5
  • the data packet strength configuration information may also be sent to the terminal.
  • the base station may send the packet strength configuration information to the terminal in at least one of a system broadcast message and an RRC protocol-specific signaling. That is, the base station can send the packet strength configuration information to the terminal through the system broadcast message; the base station can also send the packet strength configuration information to the terminal through the RRC protocol proprietary signaling; the base station can also send the packet strength configuration information through the system broadcast message and the RRC protocol.
  • the base station can also send the packet strength configuration information to the terminal through the system broadcast message. After sending the packet strength configuration information to the terminal through the system broadcast message, the base station can also send the updated packet strength through the RRC protocol-specific signaling.
  • the configuration information is sent to a specific terminal.
  • the data packet size information may include data packet size range information.
  • the resource pool configuration information may include geographical location indication information and a threshold for the number of allowed transmissions.
  • the resource pool configuration information may also include geographic location indication information, data packet size information, and CBR threshold values.
  • the resource pool configuration information may also include geographical location indication information, a threshold for the number of allowed transmissions, data packet size information, and a CBR threshold.
  • the resource pool configuration information includes geographical location indication information, data packet size information, CBR threshold value, and a mapping relationship between the data packet size information and the CBR threshold value, that is, the base station
  • the packet size information sets the CBR threshold.
  • the mapping relationship between the packet size information and the CBR threshold in the resource pool configuration information of any resource pool can be one-to-one correspondence. For example, see Table 4. In Table 4, one packet size information corresponds to one CBR threshold. The mapping relationship between the packet size information and the CBR threshold in the resource pool configuration information of any resource pool can also be many-to-one, that is, multiple packet size information corresponds to a CBR threshold, such as See Table 5. In Table 5, there is multiple packet size information corresponding to a CBR threshold, and there is also a packet size information corresponding to a CBR threshold.
  • the packet size information can be a velocity number or a packet size range.
  • the resource pool configuration information further includes a packet priority.
  • the resource pool configuration information includes data packet size information, CBR threshold value, data packet priority, geographic location indication information, and a mapping relationship between the data packet priority and the CBR threshold value.
  • the mapping relationship between the packet priority and the CBR threshold may be one-to-one correspondence. For example, see Table 7. In Table 7, a packet priority corresponds to a CBR threshold.
  • the mapping relationship between the packet priority and the CBR threshold in the resource pool configuration information of any resource pool can also be many-to-one, that is, multiple packet priorities correspond to a CBR threshold, such as See Table 8. In Table 8, there are multiple data packet priorities corresponding to a CBR threshold, and there is also a data packet priority corresponding to a CBR threshold.
  • the resource pool configuration information includes data packet size information, CBR threshold value, data packet priority, geographic location indication information, and data packet size information, data packet priority, and CBR threshold value.
  • Mapping relationship that is, the base station will set different CBR thresholds based on the packet size information and packet priority.
  • the mapping relationship between the packet size information, packet priority, and CBR threshold of a resource pool can be different priorities, and different packet size information corresponds to different CBR thresholds. For example, see Table 9, suppose The packet size information is the velocity number. In Table 9, different priorities and different velocity numbers correspond to different CBR thresholds.
  • the same priority and different strength numbers corresponding to the same CBR threshold for example, See Table 10.
  • all the existing priorities are priority 1.
  • the intensity numbers 0 and 1 correspond to the same CBR threshold, that is, they are both threshold 1.
  • in the mapping relationship between the packet size information, the packet priority, and the CBR threshold of a resource pool there may exist different priorities and different strength numbers corresponding to a CBR threshold, for example, See Table 11.
  • the resource pool configuration information includes the priority of the data packet, the threshold value of the number of allowed transmissions, the geographical location indication information, and the mapping relationship between the threshold value of the number of allowed transmissions and the priority of the data packets, that is, That said, the base station will set a threshold for the number of allowed transmissions based on the packet priority.
  • the mapping relationship between the threshold of the number of allowed transmissions of any resource pool and the priority of the data packet may be one-to-one correspondence. For example, see Table 12. In Table 12, the data packet priority and One-to-one correspondence of the number of allowed sending thresholds.
  • the mapping relationship between the threshold of the number of allowed transmissions of any resource pool and the priority of the data packet may be one-to-many. For example, see Table 13. In Table 13, multiple data packets are prioritized. The level can correspond to a threshold for the number of allowed transmissions.
  • the base station may send the resource pool configuration information of each resource pool to the terminal in at least one of a system broadcast message and an RRC protocol-specific signaling. That is, the base station can send the resource pool configuration information of each resource pool to the terminal through a system broadcast message; the base station can also send the resource pool configuration information of each resource pool to the terminal through the RRC protocol-specific signaling; the base station can also Send the resource pool configuration information of each resource pool to the terminal through a system broadcast message and RRC protocol-specific signaling. The base station can also send the resource pool configuration information of each resource pool to the terminal through the system broadcast message. After sending the packet strength configuration information to the terminal through the system broadcast message, the base station can also update the updated information through the RRC protocol-specific signaling. The resource pool configuration information of each resource pool is sent to a specific terminal.
  • the base station may send the data packet strength configuration information and the resource pool configuration information of each resource pool to the terminal.
  • the data packet strength configuration information and the resource pool configuration information of each resource pool may be sent separately.
  • the terminal may send the data packet strength configuration information and the resource pool configuration information of each resource pool to the terminal.
  • the base station configures resource pool configuration information of each resource pool in multiple resource pools, and the resource pool configuration information includes geographical location indication information and resource pool configuration information. It also includes at least one of the following: a threshold for the number of allowed transmissions; packet size information and a CBR threshold. Then send the resource pool configuration information of each resource pool to the terminal.
  • the resource pool configuration information also includes at least one of the following: the number of allowed transmission thresholds; the packet size information and the CBR threshold value, the resource pool configuration information of each resource pool is used to select from multiple resource pools.
  • the sending resource pool is more matched with the data packet to be sent, which improves the matching between the sending resource pool and the data packet to be sent.
  • This embodiment of the present invention provides a method for selecting a resource pool configuration on the basis of Embodiments 1 and 2.
  • the method for selecting a resource pool configuration includes the following steps.
  • the base station configures resource pool configuration information of each resource pool in the multiple resource pools.
  • the base station configures resource pool configuration information of each resource pool.
  • the resource pool configuration information includes geographical location indication information, and the resource pool configuration information further includes at least one of the following: a threshold for the number of allowed transmissions; a data packet Size information and CBR threshold.
  • the packet size information includes a velocity number. Before configuring the resource pool configuration information of each resource pool, it may further include: dividing into multiple data packet size ranges according to the data packet size; generating data packet strength configuration information and data packet strength configuration information according to multiple data packet size ranges Includes multiple packet size ranges and velocity numbers corresponding to each packet size range.
  • the base station can divide all sizes into multiple data packet size ranges according to the size of possible data packet sizes, and there is no overlap between each data packet size range.
  • the velocity number can be at least one of a letter and a number, and there is a one-to-one correspondence between the velocity number and the data packet size range.
  • the difference between each data packet size range may be the same, and in some embodiments, the difference between each data packet size range may be different.
  • Table 15 is an example of data packet strength configuration information, and the strength number is a number. After generating the packet strength configuration information, the packet size information of each resource pool can be configured according to the packet strength configuration information, that is, the strength number of each resource pool is configured.
  • the data packet strength configuration information may also be sent to the terminal.
  • the sending method refer to the second embodiment, and details are not described herein again.
  • the data packet size information may include data packet size range information.
  • the resource pool configuration information may include geographical location indication information and a threshold for the number of allowed transmissions.
  • the resource pool configuration information may also include geographic location indication information, data packet size information, and CBR threshold values.
  • the resource pool configuration information may also include geographical location indication information, a threshold for the number of allowed transmissions, data packet size information, and a CBR threshold.
  • the resource pool configuration information includes geographic location indication information, data packet size information, a CBR threshold value, and a mapping relationship between the data packet size information and the CBR threshold value.
  • mapping relationship between the data packet size information and the CBR threshold value refer to the second embodiment, and details are not described herein again.
  • the resource pool configuration information further includes a packet priority.
  • the resource pool configuration information includes data packet size information, CBR threshold value, data packet priority, geographic location indication information, and a mapping relationship between the data packet priority and the CBR threshold value.
  • mapping relationship between the packet priority and the CBR threshold refer to the second embodiment, and details are not described herein again.
  • the resource pool configuration information includes data packet size information, CBR threshold value, data packet priority, geographic location indication information, and data packet size information, data packet priority, and CBR threshold value. Mapping relationship. For the mapping relationship between the packet size information, the packet priority, and the CBR threshold of a resource pool, refer to Embodiment 2, and details are not described herein again.
  • the resource pool configuration information includes the priority of the data packet, the threshold value of the number of allowed transmissions, the geographical location indication information, and the mapping relationship between the threshold value of the number of allowed transmissions and the priority of the data packets.
  • mapping relationship between the threshold of the number of allowed transmissions of any resource pool and the priority of the data packet refer to the second embodiment, and details are not described herein again.
  • the base station sends the resource pool configuration information of each resource pool to the terminal.
  • the base station After the base station configures the resource pool configuration information of each resource pool, it sends the resource pool configuration information of each resource pool to the terminal.
  • the sending method see the second embodiment, and details are not described herein again.
  • the terminal selects at least one resource pool from the multiple resource pools as the sending resource pool according to the size of the data packet to be sent, the current status information of the resource pool, the current location information, and the received resource pool configuration information of each resource pool.
  • the terminal After receiving the resource pool configuration information of each resource pool, the terminal selects multiple resource pools according to the size of the data packet to be sent, the current status information of the resource pool, the current location information, and the received resource pool configuration information of each resource pool. Select the sending resource pool. Due to different resource pool configuration information, the selection method is different. For a manner of selecting a sending resource pool, refer to Embodiment 1, and details are not described herein again.
  • the terminal After selecting the sending resource pool, the terminal can also send the data packets to be sent out through the sending resource pool.
  • the sending method refer to Embodiment 1, and details are not described herein again.
  • the size of the data packet to be sent does not match the sending resource pool, for example, the size of the data packet to be sent is greater than the total amount of resources in the sending resource pool.
  • the selected sending resource pool cannot meet the transmission requirements.
  • the resource pool selection and configuration method provided by the embodiment of the present invention.
  • the base station configures resource pool configuration information of each resource pool in multiple resource pools.
  • the resource pool configuration information includes geographic location indication information and resource pool configuration.
  • the information also includes at least one of the following: a threshold for the number of allowed transmissions; data packet size information and a CBR threshold.
  • the base station sends the resource pool configuration information of each resource pool to the terminal; after receiving the resource pool configuration information of each resource pool, the terminal according to the size of the data packet to be sent, the current status information of the resource pool, the current location information, and each resource The resource pool configuration information of the pool. At least one resource pool is selected from the multiple resource pools as the sending resource pool. Because the resource pool configuration information includes at least one of the following: allowed number of sending thresholds; packet size information and CBR thresholds, according to the resource pool configuration information, the size of the packets to be sent, the current status information of the resource pool, the current The sending resource pool selected by the location information more closely matches the data packet to be sent.
  • the embodiment of the present invention provides a resource pool configuration device for implementing the resource pool configuration method according to the second embodiment.
  • the resource pool configuration device includes a configuration module 401 and Sending module 402.
  • the configuration module 401 is configured to configure resource pool configuration information of each resource pool in the multiple resource pools.
  • the resource pool configuration information includes geographic location indication information, and the resource pool configuration information further includes at least one of the following: a threshold value of the number of allowed transmissions. ; Packet size information and CBR threshold.
  • the sending module 402 is configured to send the resource pool configuration information of each resource pool to the resource pool selection device.
  • the sending module 402 may be configured to send the resource pool configuration information of each resource pool to the resource pool selection device in at least one of a system broadcast message and an RRC protocol-specific signaling.
  • the sending module 402 may send the resource pool configuration information of each resource pool to the terminal through a system broadcast message, and then send the updated resource pool configuration information of each resource pool to a specific resource pool through RRC protocol-specific signaling. Select a device.
  • the resource pool configuration information includes geographical location indication information, and the resource pool configuration information further includes at least one of the following: a threshold for the number of allowed transmissions; data packet size information and a CBR threshold.
  • the packet size information includes a velocity number.
  • the configuration module 401 is further configured to be divided into multiple packet size ranges according to the packet size; generate packet strength configuration information according to the multiple packet size ranges, and the packet strength configuration information includes multiple data packet size ranges and each data packet.
  • the configuration module 401 may divide all sizes into multiple data packet size ranges according to the size of a possible data packet, and there is no overlap between each data packet size range.
  • the velocity number can be at least one of a letter and a number, and there is a one-to-one correspondence between the velocity number and the data packet size range.
  • the difference between each data packet size range may be the same, and in some embodiments, the difference between each data packet size range may be different.
  • Table 15 is an example of data packet strength configuration information, and the strength number is a number.
  • the configuration module 401 configures the packet size information of each resource pool according to the packet strength configuration information, that is, configures the strength number of each resource pool.
  • the sending module 402 may send the packet strength configuration information to the resource pool selection device.
  • the sending module 402 may send the data packet strength configuration information to the resource pool selection device in at least one of a system broadcast message and an RRC protocol-specific signaling. After the sending module 402 sends the data packet strength configuration information to the resource pool selection device through a system broadcast message, it can send the updated data packet strength configuration information to the specific resource pool selection device through RRC protocol-specific signaling.
  • the sending module 402 may send the packet strength configuration information and the resource pool configuration information of each resource pool to the resource pool selection device; of course, it may also send to the resource pool selection device separately.
  • the data packet size information may include data packet size range information.
  • the resource pool configuration information may include geographical location indication information and a threshold for the number of allowed transmissions.
  • the resource pool configuration information may also include geographic location indication information, data packet size information, and CBR threshold values.
  • the resource pool configuration information may also include geographic location indication information, the number of allowed transmission thresholds, packet size information, and CBR thresholds.
  • the resource pool configuration information includes geographic location indication information, data packet size information, a CBR threshold value, and a mapping relationship between the data packet size information and the CBR threshold value.
  • mapping relationship between the data packet size information and the CBR threshold value refer to the second embodiment, and details are not described herein again.
  • the resource pool configuration information further includes a packet priority.
  • the resource pool configuration information includes data packet size information, CBR threshold value, data packet priority, geographic location indication information, and a mapping relationship between the data packet priority and the CBR threshold value.
  • mapping relationship between the packet priority and the CBR threshold refer to the second embodiment, and details are not described herein again.
  • the resource pool configuration information includes data packet size information, CBR threshold value, data packet priority, geographic location indication information, and data packet size information, data packet priority, and CBR threshold value. Mapping relationship. For the mapping relationship between the packet size information, the packet priority, and the CBR threshold of a resource pool, refer to Embodiment 2, and details are not described herein again.
  • the resource pool configuration information includes the priority of the data packet, a threshold value of the number of allowed transmissions, the geographical location indication information, and a mapping relationship between the threshold value of the number of allowed transmissions and the priority of the data packets.
  • mapping relationship between the threshold of the number of allowed transmissions of any resource pool and the priority of the data packet refer to the second embodiment, and details are not described herein again.
  • the configuration module 401 may be implemented by a processor or other hardware unit, and the sending module 402 may be implemented by an antenna or other hardware unit.
  • an embodiment of the present invention provides a resource pool selection device for implementing the resource pool selection method according to the first embodiment.
  • the resource pool selection device includes a receiving module 501 and a selection device. Block 502.
  • the receiving module 501 is configured to receive resource pool configuration information of each resource pool in the multiple resource pools sent by the resource pool configuration device.
  • the resource pool configuration information includes geographic location indication information, and the resource pool configuration information also includes at least one of the following: a threshold for the number of allowed transmissions; data packet size information and a CBR threshold.
  • the receiving module 501 may receive the resource pool configuration information of each resource pool sent by the resource pool configuration device in at least one of a system broadcast message and an RRC protocol-specific signaling. That is, the receiving module 501 may receive the resource pool configuration information of each resource pool sent by the resource pool configuration device through a system broadcast message; the receiving module 501 may also receive each resource sent by the resource pool configuration device through an RRC protocol-specific signaling.
  • the resource pool configuration information of the pool; the receiving module 501 may also receive the resource pool configuration information of each resource pool sent by the resource pool configuration device through a system broadcast message and RRC protocol-specific signaling.
  • the receiving module 501 may also receive the resource pool configuration information of each resource pool sent by the resource pool configuration device through a system broadcast message. After receiving the resource pool configuration information of each resource pool sent by the resource pool configuration device through a system broadcast message, the receiving module 501 receives The module 501 may also receive the updated resource pool configuration information of each resource pool sent by the resource pool configuration device through the RRC protocol-specific signaling.
  • the size of the data packet to be sent may include the size of the data packet to be sent, and the size of the data packet to be sent may also include the strength number of the data packet to be sent according to the size of the data packet to be sent.
  • the receiving module 501 is further configured to receive data packet strength configuration information sent by the resource pool configuration device.
  • the data packet strength configuration information includes multiple data packet size ranges and each data. The velocity number corresponding to the packet size range.
  • the receiving module 501 may receive data packet strength configuration information sent by a resource pool configuration device in at least one of a system broadcast message and an RRC protocol-specific signaling.
  • the receiving module 501 may also receive the resource pool configuration information of each resource pool sent by the resource pool configuration device through a system broadcast message, and then receive the updated Resource pool configuration information.
  • the receiving module 501 can receive the data packet strength configuration information and the resource pool configuration information of each resource pool together. Of course, it can also receive them separately.
  • the selecting module 502 is configured to select at least one resource pool from a plurality of resource pools as a sending resource pool according to a size of a packet to be sent, current state information of the resource pool, current location information, and resource pool configuration information of each resource pool.
  • the resource pool configuration information is different.
  • the selection module 502 selects the sending resource pool from multiple resource pools according to the size of the data packet to be sent, the current status information of the resource pool, the current location information, and the resource pool configuration information of each resource pool. .
  • For a manner of selecting a resource pool refer to Embodiment 1, and details are not described herein again.
  • the receiving module 501 in the embodiment of the present invention may be implemented by an antenna or other hardware unit, and the selection module 502 may be implemented by a processor or other hardware unit.
  • An embodiment of the present invention provides a resource pool configuration and selection system based on Embodiments 4 and 5.
  • the resource pool configuration and selection system includes a resource pool configuration device 601 and a resource pool selection device 602. .
  • the resource pool configuration device 601 is configured to configure resource pool configuration information of each resource pool in the multiple resource pools.
  • the resource pool configuration information includes geographical location indication information.
  • the resource pool configuration information also includes at least one of the following: the number of allowed transmission thresholds; the packet size information and the CBR threshold; and the resource pool configuration information of each resource pool is sent.
  • Device 602 is selected for the resource pool.
  • the resource pool selection device 602 is configured to receive the resource pool configuration information of each resource pool sent by the resource pool configuration device 601; according to the size of the data packet to be sent, the current status information of the resource pool, the current location information, and the resource pool of each resource pool Configuration information. Select at least one resource pool from multiple resource pools as the sending resource pool.
  • Embodiment 7 is a diagrammatic representation of Embodiment 7:
  • the terminal includes a first processor 701, a first memory 702, and a first communication bus 703.
  • the first communication bus 703 is configured to implement connection and communication between the first processor 701 and the first memory 702.
  • the first processor 701 is configured to execute at least one program stored in the first memory 702 to implement the resource pool selection method in the first embodiment.
  • the base station includes a second processor 801, a second memory 802, and a second communication bus 803.
  • the second communication bus 803 is configured to implement connection and communication between the second processor 801 and the second memory 802.
  • the second processor 801 is configured to execute at least one program stored in the second memory 802 to implement the resource pool configuration method in the second embodiment.
  • This embodiment also provides a storage medium including a volatile or non-volatile memory implemented in any method or technology for storing information such as computer-readable instructions, data structures, computer program modules, or other data. Volatile, removable or non-removable media.
  • Storage media include, but are not limited to, Random Access Memory (RAM), Read-Only Memory (ROM), Electrically Erasable Programmable Read Only Memory (EEPROM), Flash Memory Or other memory technology, Compact Disc Read-Only Memory (CD-ROM), Digital Video Disc (DVD) or other optical disc storage, magnetic box, magnetic tape, disk storage or other magnetic storage devices , Or any other medium that can be used to store desired information and can be accessed by a computer.
  • the storage medium in this embodiment may be used to store at least one computer program, and the stored at least one computer program may be executed by a processor to implement the resource pool selection method in the first embodiment or the resource pool configuration method in the second embodiment. .
  • a communication medium typically contains computer-readable instructions, data structures, computer program modules, or other data in a modulated data signal such as a carrier wave or other transmission mechanism, and may include any information delivery medium. Therefore, this application is not limited to any specific combination of hardware and software.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)

Abstract

L'invention concerne un procédé de configuration et de sélection de groupe de ressources, un appareil, un terminal, une station de base et un support d'enregistrement. Le procédé comprend : la réception, au moyen d'un terminal, des informations de configuration de groupe de ressources, envoyées par une station de base, de chaque groupe de ressources d'une pluralité de groupes de ressources, les informations de configuration de groupe de ressources comprenant des informations d'indication d'emplacement géographique, les informations de configuration de groupe de ressources comprenant également au moins l'un des éléments suivants : une valeur de seuil de voie libre ; des informations de taille de paquet et un seuil de CBR de rapport d'occupation de canal ; et, en fonction de la taille d'un paquet de données à envoyer, des informations d'état actuel du groupe de ressources, des informations d'emplacement actuel et des informations de configuration de groupe de ressources de chaque groupe de ressources, la sélection en tant que groupe de ressources d'envoi d'au moins un groupe de ressources parmi la pluralité de groupes de ressources.
PCT/CN2019/108861 2018-09-28 2019-09-29 Procédé de configuration et de sélection de groupe de ressources, appareil, terminal, station de base et support d'enregistrement WO2020063944A1 (fr)

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