WO2020047865A1 - 发送响应信息的方法、装置、存储介质以及电子设备 - Google Patents

发送响应信息的方法、装置、存储介质以及电子设备 Download PDF

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Publication number
WO2020047865A1
WO2020047865A1 PCT/CN2018/104691 CN2018104691W WO2020047865A1 WO 2020047865 A1 WO2020047865 A1 WO 2020047865A1 CN 2018104691 W CN2018104691 W CN 2018104691W WO 2020047865 A1 WO2020047865 A1 WO 2020047865A1
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Prior art keywords
time
frequency resource
response information
interference
data
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PCT/CN2018/104691
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English (en)
French (fr)
Inventor
赵群
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北京小米移动软件有限公司
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Application filed by 北京小米移动软件有限公司 filed Critical 北京小米移动软件有限公司
Priority to US17/274,034 priority Critical patent/US20210345351A1/en
Priority to PCT/CN2018/104691 priority patent/WO2020047865A1/zh
Priority to CN201880001556.9A priority patent/CN109314629B/zh
Publication of WO2020047865A1 publication Critical patent/WO2020047865A1/zh

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/54Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/542Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/54Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/541Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053Allocation of signaling, i.e. of overhead other than pilot signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B17/00Monitoring; Testing
    • H04B17/30Monitoring; Testing of propagation channels
    • H04B17/382Monitoring; Testing of propagation channels for resource allocation, admission control or handover
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/12Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1812Hybrid protocols; Hybrid automatic repeat request [HARQ]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053Allocation of signaling, i.e. of overhead other than pilot signals
    • H04L5/0055Physical resource allocation for ACK/NACK
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058Allocation criteria
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0091Signaling for the administration of the divided path
    • H04L5/0094Indication of how sub-channels of the path are allocated
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W24/00Supervisory, monitoring or testing arrangements
    • H04W24/08Testing, supervising or monitoring using real traffic
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30Services specially adapted for particular environments, situations or purposes
    • H04W4/40Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W92/00Interfaces specially adapted for wireless communication networks
    • H04W92/16Interfaces between hierarchically similar devices
    • H04W92/18Interfaces between hierarchically similar devices between terminal devices

Definitions

  • the present disclosure relates to the field of communications, and in particular, to a method, an apparatus, a storage medium, and an electronic device for sending response information.
  • V2V Vehicle-to-Vehicle
  • V2I Vehicle-to-Infrastructure
  • V2P Vehicle-to-Pedestrian
  • the existing cellular communication technology can be used to effectively utilize the existing base station deployment, reducing equipment overhead, and it is more conducive to providing services with QoS (Quality of Service) guarantee, so as to meet the IoV business.
  • QoS Quality of Service
  • LTE Long Term Evolution
  • NR new radio
  • the physical layer HARQ Hybrid automatic repeat request
  • a base station as the central node. All uplink and downlink data transmission and response information transmission are scheduled by the base station, thereby ensuring the transmission of each HARQ response information and HARQ. Transmission of response information and user data does not cause time-frequency resource collisions.
  • a direct connection communication system between user equipments, such as in a car-to-vehicle direct connection communication
  • the user equipments can directly communicate through a direct link, that is, the data sending end and the data receiving end can be directly connected through
  • the link directly transmits user data, so there is no base station, so it is not possible to schedule uplink and downlink data transmission and response information transmission through the base station, so it is impossible to transmit response information.
  • the present disclosure provides a method, an apparatus, a storage medium, and an electronic device for transmitting response information.
  • a method for transmitting response information In a direct-connected communication system, user equipments communicate directly through a direct-connected communication link, and the user equipment includes a device for sending user data. A data transmitting end and a data receiving end for receiving the user data, the method being applied to the data transmitting end in the direct-connected communication system, comprising: determining that the data receiving end of the user data responds to information transmission The position of the occupied time and frequency resource; indicating to the data receiving end the position of the time and frequency resource occupied when the response information is transmitted; and receiving the response information sent by the data receiving end at the position of the time and frequency resource.
  • determining the position of the time-frequency resource occupied by the data receiving end of the user data in response to information transmission includes: monitoring information transmission of a first other user equipment except the data transmitting end, and according to the monitoring Determine the time-frequency resource position occupied by the response information during transmission; and / or measure the signal interference of the first other user equipment on the target time-frequency resource, and determine the time when the response information is transmitted according to the measurement result Occupied time-frequency resource location.
  • the monitoring information transmission of the first other user equipment except the data sending end includes: receiving first control information sent by the first other user equipment, where the first control information includes the first Indication information of time-frequency resources occupied by other user equipment; determining the position of time-frequency resources occupied when the response information is transmitted according to a monitoring result includes: according to the first control information, among time-frequency resources that are never occupied Determining a time-frequency resource position occupied when the response information is transmitted.
  • the measuring the signal interference of the first other user equipment on the target time-frequency resource includes: measuring a first interference signal parameter of the first other user equipment on the target time-frequency resource; the first The interference signal parameters include a first interference signal strength and / or a first interference signal energy.
  • the determining the time-frequency resource location occupied by the response information transmission according to the measurement result includes: acquiring a first interference parameter threshold, and The first interference parameter threshold and the first interference signal parameter determine a time-frequency resource location occupied when the response information is transmitted.
  • measuring the first interference signal parameter of the first other user equipment on a target time frequency resource includes: measuring the first other The first reference signal strength on the time and frequency resources occupied by the first control information and / or user data sent by the user equipment, and predicting the subsequent occupied by the first other user equipment based on the measured first reference signal strength The first interference signal strength on the time-frequency resource.
  • the first interference parameter threshold includes a first interference intensity threshold
  • the determining the position of the time frequency resource occupied by the response information transmission according to the first interference parameter threshold and the first interference signal parameter includes: Determining the position of the time-frequency resource occupied by the response information from the position of the time-frequency resource where the first interference signal strength is less than or equal to the first interference strength threshold.
  • measuring the first interference signal parameter of the first other user equipment on a target time frequency resource includes measuring the target time frequency A first received signal energy at a resource location, and a first interference signal on a first offset time frequency resource after a time frequency offset of the target time frequency resource according to the first received signal energy that has been measured energy.
  • the first interference parameter threshold includes a first interference energy threshold and / or a first ratio, and the first ratio includes a first percentage or a first quantity; and the threshold according to the first interference parameter Determining the position of the time and frequency resource occupied by the response information transmission with the first interference signal parameter includes: when the first interference parameter threshold includes the first interference energy threshold, the energy from the first interference signal is less than Or the position of the time-frequency resource equal to the first interference energy threshold, determining the position of the time-frequency resource occupied when the response information is transmitted; and when the first interference parameter threshold includes the first proportion, Among the time-frequency resources with the least interference signal energy, the time-frequency resource position occupied when the response information is transmitted is determined according to the first percentage or the first quantity.
  • the acquiring the first interference parameter threshold includes: acquiring the pre-configured first interference parameter threshold; and / or, when the data transmitting end is within a coverage area of a base station, acquiring the base station through downlink signaling configuration The first interference parameter threshold.
  • the method before receiving the response information sent by the data receiving end at the location of the time-frequency resource, the method further includes: determining a transmission power when the data receiving end sends the response information, and sending the data to the data.
  • the receiving end indicates the transmission power.
  • the determining the transmission power of the data receiving end when transmitting the response information includes: obtaining the target interference signal strength of the first other user equipment on the time and frequency resources occupied by the response information transmission, according to the determined Determining the transmission power by the target interference signal strength; and / or acquiring target interference signal energy on a time-frequency resource occupied by the response information transmission, and determining the transmission power according to the target interference signal energy.
  • indicating to the data receiving end the position of the time-frequency resource occupied during the transmission of the response information includes: indicating the user data corresponding to the position of the time-frequency resource occupied during the transmission of the response information corresponding to the response information.
  • the relative distance of occupied time-frequency resource locations; or, indicating the corresponding resource pool period of the time-frequency resource in the resource pool to which it belongs, and the time-frequency resource position in the resource pool period, the resource pool includes A resource pool obtained by dividing the time-frequency resources configured by the system in a preset period.
  • the relative distance between the time-frequency resource and the position of the time-frequency resource occupied by the user data corresponding to the response information includes: when performing multiple data transmissions, the time-frequency resource occupied by the response information transmission and Location spacing of time-frequency resources occupied by user data transmitted last time.
  • the indicating to the data receiver the location of the time-frequency resources occupied by the response information transmission includes : Indicate to the data receiving end the position of the time-frequency resource occupied when the response information corresponding to each user data is transmitted; or, merge the same user data and indicate to the data receiving end the combined data The location of the time-frequency resource occupied by the response information corresponding to the user data.
  • indicating to the data receiving end the position of the time-frequency resource occupied when the response information is transmitted includes: including, in the data scheduling information indicating the position of the time-frequency resource of the data transmission corresponding to the response information, an indication The position of the time-frequency resource occupied when the response information is transmitted.
  • the time difference between the start resource unit of the time frequency resource occupied by the response information transmission and the end resource unit of the time frequency resource occupied by the user data corresponding to the response information is greater than or equal to a preset time difference threshold .
  • the receiving the response information sent by the data receiving end at the location of the time-frequency resource includes: attempting to receive the response at each of the location of the time-frequency resource occupied by the response information during transmission.
  • the response information sent by the data receiving end includes: attempting to receive the response at each of the location of the time-frequency resource occupied by the response information during transmission.
  • a method for sending response information is provided.
  • user equipments communicate directly through a direct-connected communication link, and the user equipment includes a device for sending user data.
  • a data transmitting end and a data receiving end for receiving the user data the method being applied to the data receiving end in the direct-connected communication system, including: receiving the data transmitting end indicating a time taken when the response information is transmitted The location of the frequency resource; determining at least one selected location of the time and frequency resource from the location of the time and frequency resource occupied by the response information transmission indicated by the data sending end; and receiving the user data sent by the data sending end And then sending the response information to the data sending end at at least one of the selected time and frequency resource locations.
  • the method before sending the response information to the data sender at at least one of the selected time-frequency resource locations, the method further includes: receiving a transmit power indicated by the data sender; the at least Sending the response information to the data sending end at one of the selected time and frequency resource locations includes: sending the response information to the data sending end according to the sending power at at least one of the selected time and frequency resource locations. Response message.
  • determining at least one selected time-frequency resource position from the positions of time-frequency resources occupied during transmission of the response information indicated by the data sender includes: The position of each time-frequency resource is determined as at least one selected time-frequency resource position.
  • determining at least one selected time-frequency resource position from the positions of time-frequency resources occupied by the response information transmitted when the response information is indicated by the data sender includes: Sending information of two other user equipments, and determining at least one position of the selected time-frequency resource according to a monitoring result; and / or measuring a position of time-frequency resources occupied by the second other user equipment when the response information is transmitted And at least one of the selected time-frequency resource locations is determined according to the measurement result.
  • the monitoring information transmission of the second other user equipment except the data receiving end includes receiving second control information sent by the second other user equipment, where the second control information includes the first Indication information of time-frequency resources occupied by other user equipment; the determining at least one selected time-frequency resource location according to a monitoring result includes: according to the second control information, time-frequency occupied during transmission of the response information An unoccupied time-frequency resource is determined from the resources, and at least one selected time-frequency resource position is determined from the unoccupied time-frequency resources.
  • the measuring the signal interference at the position of the time-frequency resource occupied by the second other user equipment during the transmission of the response information includes: measuring the signal interference occupied by the second other user equipment during the transmission of the response information
  • the time-frequency resource location includes: acquiring a second interference parameter threshold, and determining at least one of the selected time-frequency resource location according to the second interference parameter threshold and the second interference signal parameter.
  • the second interference signal parameter includes a second interference signal strength
  • the second interference signal at the position of the time frequency resource occupied by the second other user equipment when the response information is transmitted is measured.
  • the parameters include: measuring the second reference signal strength on the time and frequency resources occupied by the second control information and / or user data sent by the second other user equipment, and predicting the second reference signal strength based on the measured second reference signal strength.
  • the second interference signal strength on the time-frequency resource occupied by the second other user equipment is described below.
  • the second interference parameter threshold includes a second interference intensity threshold, and determining at least one of the selected time-frequency resource locations according to the second interference parameter threshold and the second interference signal parameter includes: from At least one selected time-frequency resource position is determined from the position of the time-frequency resource with the second interference signal strength being less than or equal to the second interference-strength threshold.
  • the measuring the second interference signal at the position of the time frequency resource occupied by the second other user equipment when the response information is transmitted includes: measuring the second received signal energy at the position of the time-frequency resource occupied during transmission of the response information, and predicting the time-frequency deviation of the time-frequency resource occupied by the response information transmission based on the second received signal energy.
  • the second interference signal energy on the shifted second offset time frequency resource includes: measuring the second received signal energy at the position of the time-frequency resource occupied during transmission of the response information, and predicting the time-frequency deviation of the time-frequency resource occupied by the response information transmission based on the second received signal energy.
  • the second interference parameter threshold includes a second interference energy threshold and / or a second ratio, and the second ratio includes a second percentage or a second quantity; and the threshold according to the second interference parameter Determining the position of at least one of the selected time-frequency resources with the second interference signal parameter includes: when the second interference parameter threshold includes the second interference energy threshold, the energy from the second interference signal is less than or equal to Among the positions of the time and frequency resources of the second interference energy threshold, at least one selected position of the time and frequency resources is determined; and when the second interference parameter threshold includes the second ratio, the energy from the second interference signal is the smallest.
  • the obtaining the second interference parameter threshold includes: obtaining the pre-configured second interference parameter threshold; and / or, when the data receiving end is within a coverage area of a base station, the The second interference parameter threshold.
  • an apparatus for sending response information In a direct-connected communication system, user equipments communicate directly through a direct-connected communication link, and the user equipment includes a device for sending user data A data sending end and a data receiving end for receiving the user data, the device being applied to the data sending end in the direct-connected communication system, including: a position determining module configured to determine data of the user data The position of the time-frequency resource occupied by the receiving end during the transmission of the response information; the position indication module is configured to indicate to the data receiving end the position of the time-frequency resource occupied by the response information transmission; the response information receiving module is configured It is to receive the response information sent by the data receiving end at the position of the time-frequency resource.
  • the location determining module is configured to monitor information transmission of a first other user equipment except the data sending end, and determine a time-frequency resource location occupied by the response information transmission according to a monitoring result; and And / or configured to measure signal interference of the first other user equipment on a target time-frequency resource, and determine a time-frequency resource position occupied when the response information is transmitted according to the measurement result.
  • the location determination module is configured to receive first control information sent by the first other user equipment, and determine the response from an unoccupied time-frequency resource according to the first control information.
  • the position of the time-frequency resource occupied during the information transmission, and the first control information includes indication information of the time-frequency resource occupied by the first other user equipment.
  • the position determination module is configured to measure a first interference signal parameter of the first other user equipment on a target time and frequency resource, and obtain a first interference parameter threshold, and according to the first interference parameter
  • the threshold value and the first interference signal parameter determine a time-frequency resource position occupied when the response information is transmitted, and the first interference signal parameter includes a first interference signal strength and / or a first interference signal energy.
  • the location determination module is configured to measure a first reference signal strength on a time-frequency resource occupied by the first control information and / or user data sent by the first other user equipment, and according to the measured And the first reference signal strength predicts a first interference signal strength on a time-frequency resource subsequently occupied by the first other user equipment.
  • the first interference parameter threshold includes a first interference intensity threshold
  • the position determination module is configured to select from the time-frequency resources of the first interference signal intensity less than or equal to the first interference intensity threshold. Among the positions, the time-frequency resource positions occupied when the response information is transmitted are determined.
  • the position determining module is configured to measure a first received signal energy at the target time-frequency resource position, and according to the measured The first received signal energy predicts a first interference signal energy on the first time-frequency resource after the target time-frequency resource has undergone a time-frequency offset.
  • the first interference parameter threshold includes a first interference energy threshold and / or a first ratio, and the first ratio includes a first percentage or a first quantity; and the position determination module is configured to When the first interference parameter threshold includes the first interference energy threshold, determining when the response information is transmitted from a position of a time-frequency resource where the first interference signal energy is less than or equal to the first interference energy threshold The occupied time-frequency resource position; when the first interference parameter threshold includes the first proportion, from the time-frequency resource with the smallest energy of the first interference signal, the position is determined according to the first percentage or the first quantity The time and frequency resource positions occupied by the response information transmission are described.
  • the location determining module is configured to obtain the pre-configured first interference parameter threshold; and / or is configured to obtain a base station through a downlink signal when the data transmitting end is within a coverage area of a base station. Let the configured first interference parameter threshold.
  • the apparatus further includes: a power determination module configured to determine a transmission power when the data receiving end sends the response information, and indicate the transmission power to the data receiving end.
  • a power determination module configured to determine a transmission power when the data receiving end sends the response information, and indicate the transmission power to the data receiving end.
  • the power determination module is configured to obtain a target interference signal strength of the first other user equipment on a time-frequency resource occupied by the response information transmission, and determine the target interference signal strength based on the target interference signal strength. Transmit power; and / or configured to obtain target interference signal energy on a time-frequency resource occupied when the response information is transmitted, and determine the transmit power according to the target interference signal energy.
  • the position indication module is configured to indicate a relative distance between a time-frequency resource position occupied when the response information is transmitted and a time-frequency resource position occupied by user data corresponding to the response information; or
  • the resource pool includes the time-frequency resource configured by the system according to a preset period. The resulting resource pool.
  • the relative distance between the time-frequency resource and the position of the time-frequency resource occupied by the user data corresponding to the response information includes:
  • the distance between the time-frequency resource occupied by the response information transmission and the time-frequency resource occupied by the user data transmitted last time.
  • the position indicating module is configured to indicate to the data receiving end that the data corresponding to each user data corresponds to The position of the time and frequency resources occupied during the transmission of the response information; or, it is configured to merge the same user data and indicate to the data receiver the time and frequency occupied during the transmission of the response information corresponding to the combined user data The location of the resource.
  • the position indication module is configured to include, in the data scheduling information indicating a time-frequency resource position of data transmission corresponding to the response information, a position indicating the time-frequency resource occupied when the response information is transmitted.
  • the time difference between the start resource unit of the time frequency resource occupied by the response information transmission and the end resource unit of the time frequency resource occupied by the user data corresponding to the response information is greater than or equal to a preset time difference threshold .
  • the response information receiving module is configured to try to receive the response information sent by the data receiving end at a position of each of the time-frequency resources occupied when the response information is transmitted.
  • an apparatus for sending response information In a direct-connected communication system, user equipments communicate directly through a direct-connected communication link, and the user equipment includes a device for sending user data.
  • a data sending end and a data receiving end for receiving the user data the device applied to the data receiving end in the direct-connected communication system includes: a position indication receiving module configured to receive the data sending end indication The position of the time-frequency resource occupied during the transmission of the response information; the resource position determining module is configured to determine at least one selected time from the position of the time-frequency resource occupied by the response information indicated when the response information is transmitted; A frequency resource location; a response information sending module configured to send the response information to the data sending end at at least one of the selected time frequency resource locations after receiving user data sent by the data sending end.
  • the apparatus further includes: a power indication receiving module configured to receive the transmission power indicated by the data transmitting end; and the response information transmitting module configured to receive at least one of the selected time frequency resource locations And sending the response information to the data sending end according to the sending power.
  • a power indication receiving module configured to receive the transmission power indicated by the data transmitting end
  • the response information transmitting module configured to receive at least one of the selected time frequency resource locations And sending the response information to the data sending end according to the sending power.
  • the resource location determining module is configured to determine a location of each time-frequency resource occupied when the response information is transmitted as at least one selected time-frequency resource location.
  • the resource location determining module is configured to monitor information transmission of a second user equipment other than the data receiving end, and determine at least one selected time-frequency resource location according to a monitoring result; and / Or, it is configured to measure a signal interference at a position of a time-frequency resource occupied by the second other user equipment when the response information is transmitted, and determine at least one selected time-frequency resource position according to the measurement result.
  • the resource location determination module is configured to receive second control information sent by the second other user equipment, and according to the second control information, a time-frequency resource occupied during transmission of the response information Determining unoccupied time-frequency resources, and determining at least one selected time-frequency resource position from the unoccupied time-frequency resources, and the second control information includes information occupied by the second other user equipment. Indication information for time-frequency resources.
  • the resource location determination module is configured to measure a second interference signal parameter at a location of a time-frequency resource occupied by the second other user equipment when the response information is transmitted, and obtain a second interference parameter A threshold, and determining at least one selected time-frequency resource location according to the second interference parameter threshold and the second interference signal parameter, the second interference signal parameter including a second interference signal strength and / or a second interference Signal energy.
  • the resource location determination module is configured to measure second control information and / or user data occupation sent by the second other user equipment A second reference signal strength on the time-frequency resource of the second and predict the second interference signal strength on the time-frequency resource subsequently occupied by the second other user equipment according to the second reference signal strength that has been measured.
  • the second interference parameter threshold includes a second interference strength threshold
  • the resource location determination module is configured to select time and frequency resources from which the second interference signal strength is less than or equal to the second interference strength threshold. Among the positions, determine at least one of the selected time-frequency resource positions.
  • the resource location determining module is configured to measure a second received signal energy at a position of a time-frequency resource occupied by the response information transmission And predicting, based on the second received signal energy, the second interference signal energy on the second offset time-frequency resource of the time-frequency resource occupied by the response information transmission after a time-frequency offset.
  • the second interference parameter threshold includes a second interference energy threshold and / or a second ratio, and the second ratio includes a second percentage or a second quantity;
  • the resource location determination module is configured to When the second interference parameter threshold includes the second interference energy threshold, determining at least one selected time from a position of a time-frequency resource where the second interference signal energy is less than or equal to the second interference energy threshold The frequency resource position; when the second interference parameter threshold includes the second proportion, it is determined according to the second percentage or the second quantity from a time frequency resource with a minimum energy of the second interference signal At least one selected time-frequency resource location.
  • the resource location determination module is configured to obtain the pre-configured threshold value of the second interference parameter; and / or is configured to transmit downlink signals through the base station when the data receiving end is within a coverage area of the base station. Let the configured second interference parameter threshold.
  • a computer-readable storage medium includes one or more programs, and the one or more programs are configured to execute the first aspect. Methods.
  • a computer-readable storage medium includes one or more programs, and the one or more programs are configured to execute the second aspect. Methods.
  • an electronic device In a direct-connected communication system, user equipments communicate directly through a direct-connected communication link, and the user equipment includes data transmission for transmitting user data. And a data receiving end for receiving the user data, the electronic device applied to the data transmitting end in the direct-connected communication system includes: a processor; a memory for storing processor-executable instructions; wherein, The processor is configured to determine a position of the time-frequency resource occupied by the data receiver of the user data when transmitting the response information; and indicate to the data receiver the position of the time-frequency resource occupied by the response information during the transmission. Receiving the response information sent by the data receiving end at the location of the time-frequency resource.
  • an electronic device In a direct-connected communication system, user equipments communicate directly through a direct-connected communication link, and the user equipment includes data transmission for transmitting user data. And a data receiving end for receiving the user data, the electronic device applied to the data receiving end in the direct-connected communication system includes: a processor; a memory for storing processor-executable instructions; wherein, The processor is configured to: receive a data sending end indicating a location of a time-frequency resource occupied during transmission of the response information; and from a location of the time-frequency resource occupied by the response information transmission when indicated by the data sending end, Determining at least one selected time-frequency resource location; after receiving user data sent by the data sending end, sending the response information to the data sending end at at least one selected time-frequency resource position.
  • the position of the feedback transmission resource occupied by the data receiver when transmitting the response information is determined by the data transmitting end, and the feedback transmission resource occupied by the response information is transmitted Indicates the location of the data to the data receiving end, so that after receiving the user data sent by the data sending end, the data receiving end sends response information to the data sending end at the time frequency resource location indicated by the data sending end, thereby realizing the response information Transmission.
  • FIG. 1 is a schematic flowchart of a method for sending response information according to an embodiment of the present disclosure
  • FIG. 2 is a schematic flowchart of another method for sending response information according to an embodiment of the present disclosure
  • FIG. 3 is a schematic flowchart of another method for sending response information according to an embodiment of the present disclosure.
  • FIG. 4 is a schematic structural diagram of an apparatus for sending response information according to an embodiment of the present disclosure
  • FIG. 5 is a schematic structural diagram of another apparatus for sending response information according to an embodiment of the present disclosure.
  • FIG. 6 is a schematic structural diagram of a third apparatus for sending response information according to an embodiment of the present disclosure.
  • FIG. 7 is a schematic structural diagram of a fourth apparatus for sending response information according to an embodiment of the present disclosure.
  • FIG. 8 is a schematic structural diagram of an electronic device according to an embodiment of the present disclosure.
  • the present disclosure can be applied to the vehicle-to-vehicle communication.
  • the existing base station deployment can be effectively utilized by the existing cellular communication technology, which reduces equipment overhead and is more conducive to providing Services with QoS guarantee to meet the needs of the Internet of Vehicles business, for example, IoT network-based IoT network communication and NR network-based IoT network communication.
  • the communication between the vehicle terminal and other devices can be relayed through the base station and the core network, that is, the communication link between the terminal device and the base station in the original cellular network is used for uplink and downlink communication; it can also be directly through the device. The direct link between them is used for communication (sidelink communication).
  • Sidelink communication has the characteristics of short delay and low overhead, which is very suitable for direct communication between vehicle-mounted equipment and other peripheral devices in close proximity.
  • the physical layer HARQ mechanism can be used to ensure the integrity and reliability of data transmission.
  • the DCI Downlink Control Information
  • the HARQ response information of the uplink data will be included in the DCI that schedules the uplink data later.
  • the NDI New Data Indicator
  • New data identifier whether a reversal has occurred to determine whether the current HARQ is a retransmission. If a reversal occurs, it indicates that the uplink data is new uplink data. If a reversal does not occur, it indicates that the uplink data is a retransmitted uplink data. .
  • a direct communication system between user equipments, such as in the Internet of Vehicles direct communication
  • user equipments can communicate directly through a direct link, that is, the data sending end and the data receiving end can use a direct link.
  • User data is transmitted directly, so there is no base station, so it is impossible to schedule uplink and downlink data transmission and transmission of response information through the base station, so transmission of response information cannot be performed.
  • the present disclosure provides a method, an apparatus, a storage medium, and an electronic device for sending response information.
  • the method includes: determining a position of a time frequency resource occupied by a data receiving end of user data when the response information is transmitted,
  • the data receiving end indicates the position of the time-frequency resource occupied when the response information is transmitted, and receives the response information sent by the data receiving end at the position of the time-frequency resource.
  • the data transmitting end determines the position of the feedback transmission resource occupied by the data receiving end in response to information transmission, and indicates the position of the feedback transmission resource occupied by the response information when transmitting.
  • the data receiving end sends response information to the data sending end at the time and frequency resource position indicated by the data sending end, thereby realizing the transmission of the response information, and
  • the position of the feedback transmission resource is determined by the data transmitting end, and the determined position of the feedback transmission resource can be notified to other terminal devices through a broadcast message, thereby occupying resources and reducing the transmission delay when transmitting the response information.
  • FIG. 1 is a method for sending response information according to an embodiment of the present disclosure.
  • user equipments communicate directly through a direct-connected communication link.
  • a data transmitting end of user data and a data receiving end for receiving the user data.
  • the method is applied to the data transmitting end in the directly connected communication system, and includes:
  • the position of the time-frequency resource occupied when the response information is transmitted may be determined in at least one of the following two ways:
  • Method 1 Monitor the information transmission of the first other user equipment except the data sending end, and determine the time-frequency resource location occupied by the response information transmission according to the monitoring result.
  • the first control information sent by the first other user equipment is received, and the first control information includes indication information of time-frequency resources occupied by the first other user equipment; second, according to the first control information , The position of the time-frequency resource occupied when the response information is transmitted is determined from the time-frequency resources that are not occupied.
  • Method 2 Measure the signal interference of the first other user equipment on the target time-frequency resource, and determine the time-frequency resource position occupied by the response information transmission according to the measurement result.
  • the target time-frequency resource may be multiple time-frequency resources allocated by the system, or resources in a resource pool divided according to multiple time-frequency resources allocated by the system, or candidate time-frequency resources occupied by response information.
  • the time-frequency resource after performing the time-frequency offset is not limited in this disclosure.
  • Signal interference may be characterized by a first interference signal parameter, which may include the first interference signal strength and / or the first interference signal energy, that is, the greater the first interference signal strength or the first interference signal energy, the greater the signal The stronger the interference, the higher the probability that the time-frequency resource is occupied.
  • the first interference signal parameter of the first other user equipment on the target time-frequency resource can be measured, and the first interference parameter can be obtained.
  • the first interference parameter threshold For the acquisition of the first interference parameter threshold, one way is to obtain the pre-configured first interference parameter threshold; the other is to obtain the base station's configuration through downlink signaling when the data transmitting end is within the coverage of the base station.
  • the first interference parameter threshold configured in advance may also be obtained, and the disclosure does not limit this.
  • the following uses the first interference signal parameter to respectively include the strength of the first interference signal or the energy of the first interference signal as an example to determine the location of the time-frequency resource occupied by the response information when transmitting:
  • the first interference parameter threshold includes the first interference strength threshold
  • the data transmitting end may measure the first control information and / or user data sent by the first other user equipment.
  • a first reference signal strength on the occupied time-frequency resource, and a first interference signal strength on the time-frequency resource subsequently occupied by the first other user equipment is predicted according to the first reference signal strength that has been measured, and from the first A position of the time-frequency resource where the interference signal strength is less than or equal to the first interference strength threshold is determined.
  • the data transmitting end may measure multiple first reference signal strengths.
  • the last measured The first reference signal strength is taken as the first interference signal strength.
  • the first interference parameter threshold includes a first interference energy threshold and / or a first ratio
  • the first ratio includes a first percentage or a first quantity.
  • the transmitting end may measure the first received signal energy on the target time and frequency resource, and predict, based on the first received signal energy that has been measured, the target time and frequency resource after the time offset on the first offset time and frequency resource.
  • the first interference parameter threshold includes the first interference energy threshold
  • the data transmitting end from the first interference signal energy is less than or equal to the first interference energy threshold
  • Position of the time and frequency resource at which the time and frequency resource occupied when the response information is transmitted is determined; if the threshold value of the first interference parameter includes the first proportion, the data transmitting end selects from the time and frequency resource with the least energy of the first interference signal , Determine the time-frequency resource bit occupied by the response information transmission according to the first percentage or the first quantity Home.
  • the time frequency offset can be set in advance.
  • the frequency offset value can be set to 0, and the time offset value can be set to an integer multiple of 100 ms.
  • the data transmitting end may calculate an average value of the measured first received signal energy, and The average value is used as the first interference signal strength.
  • the data scheduling information indicating the position of the time-frequency resource of the data transmission corresponding to the response information may include the position of the time-frequency resource that is occupied when the response information is transmitted.
  • the position of the time-frequency resource occupied when the response information is transmitted may be indicated in any of the following two ways.
  • Method 1 Indicate the relative distance between the time-frequency resource location occupied by the response information and the time-frequency resource location occupied by the user data corresponding to the response information.
  • the relative distance may be a starting distance between a start position of a time-frequency resource occupied by the response information and a start position of the time-frequency resource occupied by user data corresponding to the response information. It may also be a termination distance between the end position of the time-frequency resource occupied by the response information transmission and the end position of the time-frequency resource occupied by the user data corresponding to the response information.
  • the data receiving end receives the data transmitting end After indicating the position of the time-frequency resource occupied when the response information is transmitted, the position of the time-frequency resource occupied when the response information is transmitted can be determined according to the start interval or the end interval.
  • Method 2 Indicate the corresponding resource pool period of the time-frequency resource in the resource pool to which it belongs and the time-frequency resource position in the resource pool period.
  • the resource pool includes a resource pool obtained by dividing the time-frequency resources configured by the system according to a preset period. It should be noted that the division of the transmission resource pool may refer to the division of the resource pool in the prior art, and is not repeated here.
  • the position of the time-frequency resource occupied during the transmission of the response information may be at least one.
  • the data sending end attempts to receive the data reception at the position of each time-frequency resource occupied during the transmission of the response information.
  • the response information sent by the device may be at least one.
  • a data transmitting end is used to determine a position of a feedback transmission resource occupied by a data receiving end in response to information transmission, and a feedback transmission resource occupied by the response information is transmitted.
  • the position indication is given to the data receiving end, so that after receiving the user data sent by the data sending end, the data receiving end sends response information to the data sending end at the time-frequency resource position indicated by the data sending end, thereby realizing the transmission of the response information .
  • FIG. 2 is a method for sending response information according to an embodiment of the present disclosure.
  • user equipments communicate directly through a direct-connected communication link.
  • the method is applied to a data receiving end in the direct-connected communication system and includes:
  • the receiving data sending end indicates the position of the time-frequency resource occupied when the response information is transmitted.
  • the time-frequency resource location occupied by the response information during transmission may be a relative distance between the time-frequency resource location occupied by the user data corresponding to the response information.
  • the relative distance may be a starting distance between a start position of a time-frequency resource occupied by the response information and a start position of the time-frequency resource occupied by user data corresponding to the response information.
  • the terminal After receiving the position of the time-frequency resource occupied by the response information transmission indicated by the data sending end, the terminal can determine the start position of the time-frequency resource occupied by the response information transmission according to the starting interval, thereby determining the response information.
  • the relative distance may also be the termination between the end position of the time-frequency resource occupied during the transmission of the response information and the end position of the time-frequency resource occupied by the user data corresponding to the response information.
  • the data receiving end can determine the end position of the time-frequency resource occupied by the response information transmission according to the termination interval, thereby determining the The location of the time-frequency resource occupied by the response information transmission.
  • the time-frequency resource position occupied when the response information is transmitted may also be a resource pool period corresponding to the time-frequency resource in the resource pool to which the time-frequency resource belongs and a time-frequency resource position in the resource pool period. In this way, the data receiving end can determine the time-frequency resource position occupied by the response information transmission according to the resource pool period and the time-frequency resource position in the resource pool period.
  • the resource pool includes a resource pool obtained by dividing the time-frequency resource to be selected according to a preset period. It should be noted that, for the division of the resource pool, reference may be made to the division of the resource pool in the prior art, and details are not described herein again.
  • the position of each time-frequency resource occupied when the response information is transmitted may be determined as at least one selected time-frequency resource position.
  • This method is to determine all positions indicated by the transmitting end as at least one selected time-frequency resource position.
  • the position of the time-frequency resource occupied when the response information is transmitted may be determined in at least one of the following two ways:
  • Method 1 Monitor the information transmission of the second other user equipment except the data receiving end, and determine at least one selected time-frequency resource location according to the monitoring result.
  • the second control information sent by the second other user equipment may be received, and the unoccupied time-frequency resources are determined from the time-frequency resources occupied when the response information is transmitted according to the second control information, And determining at least one selected time-frequency resource location from the unoccupied time-frequency resources, and the second control information includes indication information of the time-frequency resources occupied by the second other user equipment.
  • Method 2 Measure the signal interference at the position of the time-frequency resource occupied by the second other user equipment during the transmission of the response information, and determine at least one position of the selected time-frequency resource according to the measurement result.
  • the signal interference may be characterized by a second interference signal parameter, and the second interference signal parameter may include the second interference signal strength and / or the second interference signal energy, that is, the greater the second interference signal strength or the second interference signal energy, The stronger the signal interference, the higher the probability that the time-frequency resource is occupied. In this manner, the second position of the time-frequency resource occupied by the second other user equipment when the response information is transmitted can be measured. Interfering with the signal parameter, and acquiring a second interference parameter threshold, and determining at least one selected time-frequency resource location according to the second interference parameter threshold and the second interference signal parameter.
  • the second interference parameter threshold For the acquisition of the second interference parameter threshold, one way is to obtain the pre-configured second interference parameter threshold; the other is to obtain the configuration of the base station through downlink signaling when the data transmitting end is within the coverage of the base station.
  • the second interference parameter threshold configured in advance may also be obtained, which is not limited in the disclosure.
  • the following uses the second interference signal parameter to include the second interference signal strength or the second interference signal energy as examples to determine the location of the time-frequency resource occupied by the response information during transmission:
  • the second interference parameter threshold includes the second interference strength threshold
  • the data receiving end measures the second control information and / or user data occupation sent by the second other user equipment.
  • a second reference signal strength on the time-frequency resource of the second time signal and predict a second interference signal strength on the time-frequency resource that the second other user equipment subsequently occupies according to the second reference signal strength that has been measured, and from the second Among the positions of the time and frequency resources whose interference signal strength is less than or equal to the second interference strength threshold, at least one position of the selected time and frequency resource is determined.
  • the data receiving end may measure multiple second reference signal strengths.
  • the last measured The second reference signal strength is taken as the second interference signal strength.
  • the second interference signal parameter includes a second interference signal energy
  • the second interference parameter threshold includes a second interference energy threshold and / or a second ratio
  • the second ratio includes a second percentage or a second quantity
  • the data receiving end receives less than the second interference signal energy from Or, among the positions of time-frequency resources equal to the second interference energy threshold, at least one selected time-frequency resource position is determined.
  • the data receiving end determines at least one selected time frequency from the time frequency resource with the least energy of the second interference signal according to the second percentage or the second quantity. Resource location.
  • the data sending end indicates the time and frequency resources occupied by the response information transmission, it can also instruct the data receiving end to send the response power of the response information.
  • the data receiving end receives the data sending end.
  • the indicated transmission power, and the response information is sent to the data transmitting end according to the transmission power on at least one of the selected time and frequency resource positions.
  • a data transmitting end is used to determine a position of a feedback transmission resource occupied by a data receiving end in response to information transmission, and a feedback transmission resource occupied by the response information is transmitted.
  • the position indication is given to the data receiving end, so that after receiving the user data sent by the data sending end, the data receiving end sends response information to the data sending end at the time-frequency resource position indicated by the data sending end, thereby realizing the transmission of the response information .
  • FIG. 3 is a method for sending response information according to an embodiment of the present disclosure.
  • user equipments communicate directly through a direct-connected communication link.
  • the method includes:
  • the data sending end determines the position of the time and frequency resources occupied by the data receiving end of the user data in response to the information transmission.
  • the position of the time-frequency resource occupied when the response information is transmitted may be determined in at least one of the following two ways:
  • Method 1 Monitor the information transmission of the first other user equipment except the data sending end, and determine the time-frequency resource position occupied by the response information transmission according to the monitoring result.
  • the first control information sent by the first other user equipment is received, and the first control information includes indication information of time-frequency resources occupied by the first other user equipment; second, according to the first control information , The position of the time-frequency resource occupied when the response information is transmitted is determined from the time-frequency resources that are not occupied.
  • the data transmitter It can be determined whether the unoccupied time-frequency resources are sufficient.
  • the proportion of the unoccupied time-frequency resource in the target time-frequency resource is greater than or equal to the preset ratio, and when the proportion of the unoccupied time-frequency resource is greater than or equal to the preset ratio, the unoccupied time is determined.
  • the frequency resources are sufficient.
  • the occupied ratio is less than the preset ratio, it is determined that the unoccupied time and frequency resources are insufficient.
  • the target time-frequency resource may be multiple time-frequency resources allocated by the system, or resources in a resource pool divided according to multiple time-frequency resources allocated by the system, or candidate time-frequency resources occupied by response information.
  • the time-frequency resource after performing the time-frequency offset is not limited in this disclosure.
  • the position of the time-frequency resource is determined from the unoccupied time-frequency resource.
  • the signal interference is determined according to signal parameters on the other time-frequency resources from other time-frequency resources of the target time-frequency resources except the unoccupied time-frequency resources.
  • the smallest at least one time-frequency resource to be determined, and the position of the time-frequency resource occupied when the response information is transmitted is determined from the unoccupied time-frequency resource and at least one of the time-frequency resource to be determined.
  • the signal parameter may be a signal strength and / or a signal energy.
  • At least one to-be-determined time-frequency resource with the least signal interference can be determined through any of the following two possible implementations:
  • One possible implementation is to make the signal parameter less than or equal to the other time of the preset parameter threshold
  • the frequency resource is determined as the to-be-determined time-frequency resource;
  • another possible implementation is to sort the other time-frequency resources according to the signal parameter in ascending order, and from the other time-frequency with the smallest signal parameter according to the ranking result
  • the pending time-frequency resource is determined according to a preset parameter ratio, and the preset parameter ratio includes a ratio of the number of the pending time-frequency resource to the target time-frequency resource.
  • a time-frequency resource with less interference can be selected from the unoccupied time-frequency resources as the time-frequency resource occupied when the response information is transmitted, thereby ensuring that the data receiving end uses sufficient time-frequency resources to send the response information. , And avoid resource collision when response information is transmitted on time-frequency resources.
  • Method 2 Measure the signal interference of the first other user equipment on the target time-frequency resource, and determine the time-frequency resource position occupied by the response information transmission according to the measurement result.
  • the signal interference may be characterized by a first interference signal parameter, and the first interference signal parameter may include a first interference signal strength and / or a first interference signal energy, that is, the greater the first interference signal strength or the first interference signal energy, The stronger the signal interference, the higher the probability that the time-frequency resource is occupied.
  • the first interference signal parameter of the first other user equipment on the target time-frequency resource can be measured, and the first An interference parameter threshold, and determining a time-frequency resource location occupied by the response information transmission according to the first interference parameter threshold and the first interference signal parameter.
  • the first interference parameter threshold For the acquisition of the first interference parameter threshold, one way is to obtain the pre-configured first interference parameter threshold; the other is to obtain the base station's configuration through downlink signaling when the data transmitting end is within the coverage of the base station.
  • the first interference parameter threshold configured in advance may also be obtained, and the disclosure does not limit this.
  • the following uses the first interference signal parameter to respectively include the strength of the first interference signal or the energy of the first interference signal as an example to determine the location of the time-frequency resource occupied by the response information when transmitting:
  • the first interference parameter threshold includes the first interference strength threshold
  • the data transmitting end may measure the first control information and / or user data sent by the first other user equipment.
  • a first reference signal strength on the occupied time-frequency resource, and a first interference signal strength on the time-frequency resource subsequently occupied by the first other user equipment is predicted according to the first reference signal strength that has been measured, and from the first A position of the time-frequency resource where the interference signal strength is less than or equal to the first interference strength threshold is determined.
  • a preset number of time-frequency resources may be randomly determined from positions of time-frequency resources whose first interference signal strength is less than or equal to the first interference-strength threshold, as the time-frequency resource positions occupied when the response information is transmitted.
  • the data transmitting end may measure multiple first reference signal strengths.
  • the last measured The first reference signal strength is taken as the first interference signal strength.
  • the first interference parameter threshold includes a first interference energy threshold and / or a first ratio
  • the first ratio includes a first percentage or a first quantity.
  • the transmitting end may measure the first received signal energy on the target time and frequency resource, and predict, based on the first received signal energy that has been measured, the target time and frequency resource after the time offset on the first offset time and frequency resource.
  • the data transmitting end from the first interference signal energy is less than or equal to the first interference energy threshold
  • the position of the time and frequency resource occupied by the transmission of the response information is determined from the position of the time and frequency resource, for example, the position of the time and frequency resource with the second interference signal energy less than or equal to the second interference energy threshold may be randomly determined. Set a number of time-frequency resources as at least one position of the selected time-frequency resource.
  • the data transmitting end determines, from the time frequency resource with the smallest energy of the first interference signal, the time occupied by the response information transmission according to the first percentage or the first amount. Frequency resource location.
  • the time frequency offset can be set in advance.
  • the frequency offset value can be set to 0, and the time offset value can be set to an integer multiple of 100 ms.
  • the data transmitting end may calculate an average value of the measured first received signal energy, and The average value is used as the first interference signal strength.
  • the data receiving end needs to process the user data (such as checking and other processing).
  • the time difference between the start resource unit of the time frequency resource occupied by the response information transmission and the end resource unit of the time frequency resource occupied by the user data corresponding to the response information is greater than Or it is equal to a preset time difference threshold, where the preset time difference threshold can be set in advance according to the processing delay of the data receiving end on the user data, thereby preventing the data receiving end from sending data to the data before the user data is processed.
  • the sender sends a response message.
  • the data sending end can also determine the sending power when the data receiving end sends the response information, and indicate the sending power to the data receiving end.
  • the transmission power may be determined according to a signal parameter on a time-frequency resource occupied when the response information is transmitted, and the signal parameter may be the first time-frequency resource on the time-frequency resource occupied when the response information is transmitted.
  • the target interference signal strength of other user equipment, and / or the target interference signal energy on the time-frequency resource occupied by the response information transmission so that in this embodiment, the time-frequency resource occupied by the response information transmission can be obtained
  • the target interference signal strength of the first other user equipment on the network and determine the transmission power according to the target interference signal strength; and / or, obtain the target interference signal energy on the time-frequency resource occupied by the response information transmission, and according to the The target interference signal energy determines the transmit power.
  • the higher the value of the signal parameter the higher the determined transmission power.
  • the lower the value of the signal parameter the lower the determined transmission power.
  • multiple signal parameter ranges and transmission power can be set in advance. After obtaining the signal parameter, determine the signal parameter range in which the signal parameter is located, and determine the transmission power corresponding to the signal parameter range; for another example, a default transmission power can be set, and the default transmission power corresponds to The signal parameter is P, and the corresponding relationship between the parameter difference range and the transmission power difference is set in advance.
  • the transmission power difference corresponding to the range A is determined according to the correspondence between the parameter difference range and the transmission power difference.
  • the signal parameter on the inter-frequency resource is less than P, and it is determined that the parameter difference range where the difference between the signal parameter P and the signal parameter P is the range B, then the transmission corresponding to the range B is determined according to the correspondence between the parameter difference range and the transmission power difference. Power difference, and reduce the default transmission power according to the transmission power difference.
  • the above-mentioned method for determining the transmission power is just an example, which is not limited in the present disclosure.
  • the position of the time and frequency resources occupied when the response information is transmitted may be subsequently indicated to the data receiving end, and the transmission power may be indicated.
  • the data sending end indicates to the data receiving end the position of the time-frequency resource occupied by the response information during transmission.
  • the data scheduling information indicating the position of the time-frequency resource of the data transmission corresponding to the response information may include the position of the time-frequency resource that is occupied when the response information is transmitted.
  • the position of the time-frequency resource occupied when the response information is transmitted may be indicated in any of the following two ways.
  • Method 1 Indicate the relative distance between the time-frequency resource location occupied by the response information and the time-frequency resource location occupied by the user data corresponding to the response information.
  • the relative distance may be a starting distance between a start position of a time-frequency resource occupied by the response information and a start position of the time-frequency resource occupied by user data corresponding to the response information. It may also be a termination distance between the end position of the time-frequency resource occupied by the response information transmission and the end position of the time-frequency resource occupied by the user data corresponding to the response information.
  • the data receiving end receives the data transmitting end After indicating the position of the time-frequency resource occupied when the response information is transmitted, the position of the time-frequency resource occupied when the response information is transmitted can be determined according to the start interval or the end interval.
  • the distance between the time-frequency resource occupied by the response information transmission and the time-frequency resource occupied by the last transmitted user data is the distance between the time-frequency resource occupied by the response information transmission and the time-frequency resource occupied by the last transmitted user data.
  • the data receiving end may be instructed to the data receiving end of the location of the time-frequency resources occupied when the response information corresponding to each user data is transmitted; or , The same user data may also be merged, and the position of the time and frequency resources occupied when the response information corresponding to the merged user data is transmitted is indicated to the data receiving end.
  • Method 2 Indicate the corresponding resource pool period of the time-frequency resource in the resource pool to which it belongs and the time-frequency resource position in the resource pool period.
  • the resource pool includes a resource pool obtained by dividing the time-frequency resources configured by the system according to a preset period. It should be noted that the division of the transmission resource pool may refer to the division of the resource pool in the prior art, and is not repeated here.
  • the relative time position when indicating the position of the time-frequency resource occupied when the response information is transmitted, the relative time position can be fixed, only the relative frequency position can be indicated, or the relative frequency position can be fixed, and only the relative time position can be indicated; thus, it is possible to reduce the In response to the position of the time-frequency resource occupied during the transmission of information, the signaling bits are occupied, thereby saving communication resources.
  • the data receiving end receives the position of the time-frequency resource occupied by the data sending end when the response information is transmitted.
  • the time-frequency resource location occupied by the response information during transmission may be a relative distance between the time-frequency resource location occupied by the user data corresponding to the response information.
  • the relative distance may be a starting distance between a start position of a time-frequency resource occupied by the response information and a start position of the time-frequency resource occupied by user data corresponding to the response information.
  • the terminal After receiving the position of the time-frequency resource occupied by the response information transmission indicated by the data sending end, the terminal can determine the start position of the time-frequency resource occupied by the response information transmission according to the starting interval, thereby determining the response information.
  • the relative distance may also be the termination between the end position of the time-frequency resource occupied during the transmission of the response information and the end position of the time-frequency resource occupied by the user data corresponding to the response information.
  • the data receiving end can determine the end position of the time-frequency resource occupied by the response information transmission according to the termination interval, thereby determining the The location of the time-frequency resource occupied by the response information transmission.
  • the time-frequency resource position occupied when the response information is transmitted may also be a resource pool period corresponding to the time-frequency resource in the resource pool to which the time-frequency resource belongs and a time-frequency resource position in the resource pool period. In this way, the data receiving end can determine the time-frequency resource position occupied by the response information transmission according to the resource pool period and the time-frequency resource position in the resource pool period.
  • the data receiving end determines at least one selected time-frequency resource position from the positions of the time-frequency resources occupied by the response information indicated when the response information is transmitted.
  • the position of each time-frequency resource occupied when the response information is transmitted may be determined as at least one selected time-frequency resource position.
  • This method is to determine all positions indicated by the transmitting end as at least one selected time-frequency resource position.
  • At least one selected time-frequency resource location may be determined in at least one of the following two ways:
  • Method 1 Monitor the information transmission of the second other user equipment except the data receiving end, and determine at least one selected time-frequency resource location according to the monitoring result.
  • the second control information sent by the second other user equipment may be received, and the unoccupied time-frequency resources are determined from the time-frequency resources occupied when the response information is transmitted according to the second control information, And determining at least one selected time-frequency resource location from the unoccupied time-frequency resources, and the second control information includes indication information of the time-frequency resources occupied by the second other user equipment.
  • Method 2 Measure the signal interference at the position of the time-frequency resource occupied by the second other user equipment during the transmission of the response information, and determine at least one position of the selected time-frequency resource according to the measurement result.
  • the signal interference may be characterized by a second interference signal parameter, and the second interference signal parameter may include the second interference signal strength and / or the second interference signal energy, that is, the greater the second interference signal strength or the second interference signal energy, The stronger the signal interference, the higher the probability that the time-frequency resource is occupied. In this manner, the second position of the time-frequency resource occupied by the second other user equipment when the response information is transmitted can be measured. Interfering with the signal parameter, and acquiring a second interference parameter threshold, and determining at least one selected time-frequency resource location according to the second interference parameter threshold and the second interference signal parameter.
  • the second interference parameter threshold For the acquisition of the second interference parameter threshold, one way is to obtain the pre-configured second interference parameter threshold; the other is to obtain the configuration of the base station through downlink signaling when the data transmitting end is within the coverage of the base station.
  • the second interference parameter threshold configured in advance may also be obtained, which is not limited in the disclosure.
  • the following uses the second interference signal parameter to include the second interference signal strength or the second interference signal energy as examples to determine the location of the time-frequency resource occupied by the response information during transmission:
  • the second interference parameter threshold includes the second interference strength threshold
  • the data receiving end measures the second control information and / or user data occupation sent by the second other user equipment.
  • a second reference signal strength on the time-frequency resource of the second time signal and predict a second interference signal strength on the time-frequency resource that the second other user equipment subsequently occupies according to the second reference signal strength that has been measured, and from the second Among the positions of the time and frequency resources whose interference signal strength is less than or equal to the second interference strength threshold, at least one position of the selected time and frequency resource is determined.
  • a preset number of time-frequency resources may be randomly determined from the positions of time-frequency resources whose second interference signal strength is less than or equal to the second interference-strength threshold, as at least one selected time-frequency resource position.
  • the data receiving end may measure multiple second reference signal strengths.
  • the last measured The second reference signal strength is taken as the second interference signal strength.
  • the second interference signal parameter includes a second interference signal energy
  • the second interference parameter threshold includes a second interference energy threshold and / or a second ratio
  • the second ratio includes a second percentage or a second quantity
  • the data receiving end receives less than the second interference signal energy from Or the position of the time-frequency resource equal to the second interference energy threshold, at least one selected time-frequency resource position is determined, for example, from the time-frequency resource of the second interference signal energy less than or equal to the second interference energy threshold In the position, randomly determine a preset number of time-frequency resources as at least one of the selected time-frequency resources Rate resource location.
  • the data receiving end determines at least one selected time frequency from the time frequency resource with the least energy of the second interference signal according to the second percentage or the second quantity. Resource location.
  • the data receiving end After receiving the user data sent by the data sending end, the data receiving end sends the response information to the data sending end at at least one of the target time and frequency resource locations.
  • the data sending end indicates the time and frequency resources occupied by the response information transmission, it can also instruct the data receiving end to send the response power of the response information.
  • the data receiving end receives the data sending end.
  • the indicated transmission power, and the response information is sent to the data transmitting end according to the transmission power on at least one of the selected time and frequency resource positions.
  • the data sending end attempts to receive the response information sent by the data receiving end at each position of the time and frequency resource occupied when the response information is transmitted.
  • the position of the time-frequency resource occupied during the transmission of the response information may be at least one.
  • the data sending end attempts to receive the data reception at the position of each time-frequency resource occupied during the transmission of the response information.
  • the response information sent by the device may be at least one.
  • a data transmitting end is used to determine a position of a feedback transmission resource occupied by a data receiving end in response to information transmission, and a feedback transmission resource occupied by the response information is transmitted.
  • the position indication is given to the data receiving end, so that after receiving the user data sent by the data sending end, the data receiving end sends response information to the data sending end at the time-frequency resource position indicated by the data sending end, thereby realizing the transmission of the response information
  • the present disclosure determines the position of the feedback transmission resource through the data transmitting end, and can also notify other terminal devices of the determined position of the feedback transmission resource through a broadcast message, thereby occupying resources and reducing the transmission delay when transmitting the response information. .
  • FIG. 4 is a device for sending response information according to an embodiment of the present disclosure.
  • user equipments communicate directly through a direct-connected communication link.
  • the device is applied to the data sending end in the direct-connected communication system and includes:
  • the position determining module 401 is configured to determine a position of a time frequency resource occupied by a data receiving end of the user data in response to information transmission.
  • the position indicating module 402 is configured to indicate to the data receiving end the position of the time-frequency resource occupied when the response information is transmitted.
  • the response information receiving module 403 is configured to receive the response information sent by the data receiving end at the position of the time-frequency resource.
  • the location determining module 401 is configured to monitor the information transmission of the first other user equipment except the data sending end, and determine the time-frequency resource location occupied by the response information transmission according to the monitoring result; and / or , Configured to measure signal interference of the first other user equipment on a target time-frequency resource, and determine a time-frequency resource position occupied by the response information transmission according to the measurement result.
  • the position determining module 401 is configured to receive the first control information sent by the first other user equipment, and determine the time when the response information is transmitted from the unoccupied time and frequency resources according to the first control information.
  • the first control information includes indication information of the time-frequency resource occupied by the first other user equipment.
  • the position determination module 401 is configured to measure a first interference signal parameter of the first other user equipment on a target time and frequency resource, and obtain a first interference parameter threshold, and according to the first interference parameter threshold and The first interference signal parameter determines a time-frequency resource position occupied when the response information is transmitted, and the first interference signal parameter includes a first interference signal strength and / or a first interference signal energy.
  • the position determining module 401 is configured to measure a first reference signal strength on a time-frequency resource occupied by the first control information and / or user data sent by the first other user equipment, and according to the measured The first reference signal strength predicts a first interference signal strength on a time-frequency resource subsequently occupied by the first other user equipment.
  • the first interference parameter threshold includes a first interference strength threshold
  • the position determination module 401 is configured to select from the positions of time-frequency resources where the first interference signal strength is less than or equal to the first interference strength threshold, Determine the time-frequency resource location occupied by the response information transmission.
  • the position determination module 401 is configured to measure the first received signal energy at the target time-frequency resource position, and according to the measured first received signal energy, The first received signal energy predicts the first interference signal energy on the first time-frequency resource after the target time-frequency resource undergoes a time-frequency offset.
  • the first interference parameter threshold includes a first interference energy threshold and / or a first ratio, and the first ratio includes a first percentage or a first quantity;
  • the position determination module 401 is configured to When an interference parameter threshold includes the first interference energy threshold, determining a time-frequency resource location occupied by the response information transmission from the time-frequency resource location where the first interference signal energy is less than or equal to the first interference energy threshold;
  • the threshold value of the first interference parameter includes the first ratio, from a time frequency resource with a minimum energy of the first interference signal, the position of the time frequency resource occupied by the response information transmission is determined according to the first percentage or the first quantity.
  • the position determining module 401 is configured to obtain the pre-configured threshold value of the first interference parameter; and / or is configured to obtain the configuration of the base station through downlink signaling when the data transmitting end is within the coverage of the base station.
  • the first interference parameter threshold is configured to obtain the pre-configured threshold value of the first interference parameter.
  • the apparatus further includes: a power determining module 404 configured to determine a transmission power when the data receiving end sends the response information, and indicate the transmitting power to the data receiving end.
  • a power determining module 404 configured to determine a transmission power when the data receiving end sends the response information, and indicate the transmitting power to the data receiving end.
  • the power determining module 404 is configured to obtain a target interference signal strength of the first other user equipment on a time-frequency resource occupied by the response information transmission, and determine the transmission power according to the target interference signal strength; and And / or configured to obtain a target interference signal energy on a time-frequency resource occupied when the response information is transmitted, and determine the transmission power according to the target interference signal energy.
  • the position indicating module 402 is configured to indicate a relative distance between the time-frequency resource position occupied when the response information is transmitted and the time-frequency resource position occupied by the user data corresponding to the response information; or, it is configured to indicate The corresponding resource pool period of the time frequency resource in the resource pool to which the time frequency resource belongs and the time frequency resource position in the resource pool period.
  • the resource pool includes a resource pool obtained by dividing the time frequency resource configured by the system according to a preset period.
  • the relative distance between the time-frequency resource and the position of the time-frequency resource occupied by the user data corresponding to the response information includes: when performing multiple data transmissions, the time-frequency resource occupied by the response information transmission and the last transmission The position spacing of the time-frequency resources occupied by the user data.
  • the position indicating module 402 is configured to indicate to the data receiving end a response information transmission corresponding to each user data The position of the time-frequency resource occupied by the time; or, it is configured to merge the same user data and indicate to the data receiver the position of the time-frequency resource occupied when the response information corresponding to the merged user data is transmitted.
  • the location indication module 402 is configured to include, in the data scheduling information indicating the location of the time-frequency resource of the data transmission corresponding to the response information, the location of the time-frequency resource occupied when the response information is transmitted.
  • the time difference between the start resource unit of the time frequency resource occupied by the response information transmission and the end resource unit of the time frequency resource occupied by the user data corresponding to the response information is greater than or equal to a preset time difference threshold.
  • the response information receiving module 403 is configured to try to receive the response information sent by the data receiving end at each position of the time-frequency resource occupied when the response information is transmitted.
  • the position of the feedback transmission resource occupied by the data receiver when transmitting the response information is determined by the data transmitting end, and the position of the feedback transmission resource occupied by the response information is transmitted.
  • the position indication is given to the data receiving end, so that after receiving the user data sent by the data sending end, the data receiving end sends response information to the data sending end at the time-frequency resource position indicated by the data sending end, thereby realizing the transmission of the response information .
  • FIG. 6 is an apparatus for sending response information according to an embodiment of the present disclosure.
  • user equipments communicate directly through a direct-connected communication link.
  • the device is applied to a data receiving end in the direct-connected communication system, and includes:
  • the position indication receiving module 601 is configured to receive a data sending end indicating a position of a time frequency resource occupied when the response information is transmitted;
  • the resource location determining module 602 is configured to determine at least one selected time-frequency resource location from the locations of the time-frequency resources occupied by the response information transmitted when the response information is transmitted;
  • the response information sending module 603 is configured to send the response information to the data sending end at at least one selected time and frequency resource location after receiving the user data sent by the data sending end.
  • the device further includes:
  • the power indication receiving module 604 is configured to receive the transmission power indicated by the data transmitting end;
  • the response information sending module 604 is configured to send the response information to the data sending end according to the sending power at at least one selected time and frequency resource position.
  • the resource location determining module 602 is configured to determine the location of each time-frequency resource occupied by the response information when it is transmitted as at least one selected time-frequency resource location.
  • the resource location determining module 602 is configured to monitor information transmission of a second user equipment other than the data receiving end, and determine at least one selected time-frequency resource location according to the monitoring result; and / or, And configured to measure signal interference at a position of a time-frequency resource occupied by the second other user equipment when the response information is transmitted, and determine at least one selected time-frequency resource position according to the measurement result.
  • the resource location determining module 602 is configured to receive second control information sent by the second other user equipment, and determine, based on the second control information, a time and frequency resource occupied by the response information during transmission.
  • the occupied time-frequency resource, and at least one selected time-frequency resource position is determined from the unoccupied time-frequency resource, the second control information includes indication information of the time-frequency resource occupied by the second other user equipment.
  • the resource location determining module 602 is configured to measure a second interference signal parameter at a location of the time-frequency resource occupied by the second other user equipment when the response information is transmitted, and obtain a second interference parameter threshold value, And determining at least one position of the selected time and frequency resource according to the second interference parameter threshold and the second interference signal parameter, where the second interference signal parameter includes a second interference signal strength and / or a second interference signal energy.
  • the resource location determining module 602 is configured to measure the time occupied by the second control information and / or user data sent by the second other user equipment. A second reference signal strength on a frequency resource, and predicting a second interference signal strength on a time frequency resource subsequently occupied by the second other user equipment according to the second reference signal strength that has been measured.
  • the second interference parameter threshold includes a second interference strength threshold
  • the resource location determination module 602 is configured to select from the locations of time-frequency resources where the second interference signal strength is less than or equal to the second interference strength threshold. To determine at least one location of the selected time-frequency resource.
  • the resource location determining module 602 is configured to measure the second received signal energy at the location of the time-frequency resource occupied by the response information when transmitting, and The second interference signal energy on the second offset time-frequency resource after the time-frequency offset of the time-frequency resource occupied when the response information is transmitted is predicted according to the second received signal energy.
  • the second interference parameter threshold includes a second interference energy threshold and / or a second ratio, and the second ratio includes a second percentage or a second quantity;
  • the resource location determination module 602 is configured to set the When the second interference parameter threshold includes the second interference energy threshold, determining at least one selected time-frequency resource position from the position of the time-frequency resource whose energy of the second interference signal is less than or equal to the second interference energy threshold;
  • the second interference parameter threshold includes the second proportion, at least one selected time-frequency resource position is determined according to the second percentage or the second quantity from the time-frequency resources with the smallest energy of the second interference signal.
  • the resource location determining module 602 is configured to obtain the pre-configured threshold value of the second interference parameter; and / or is configured to configure the base station through downlink signaling when the data receiving end is within coverage of the base station.
  • the second interference parameter threshold is configured to obtain the pre-configured threshold value of the second interference parameter; and / or is configured to configure the base station through downlink signaling when the data receiving end is within coverage of the base station.
  • the position of the feedback transmission resource occupied by the data receiver when transmitting the response information is determined by the data transmitting end, and the position of the feedback transmission resource occupied by the response information is transmitted.
  • the position indication is given to the data receiving end, so that after receiving the user data sent by the data sending end, the data receiving end sends response information to the data sending end at the time frequency resource location indicated by the data sending end, thereby completing the response information. transmission.
  • FIG. 8 is a block diagram of an electronic device according to an embodiment of the present disclosure.
  • the electronic device 800 may be a data sending end or a data receiving end, and includes: a processor 801, a memory 802, and a multimedia component 803.
  • the processor 801 is configured to control the overall operation of the device 800 to complete all or part of the steps of the foregoing method for sending response information.
  • the memory 802 is configured to store various types of data to support the operation on the device 800. For example, these data may include instructions for any application program or method for operating on the device 800, and application-related data, such as Contact data, sent and received messages, pictures, audio, video, and more.
  • the memory 802 may be implemented by any type of volatile or non-volatile storage terminal device or a combination of them, such as Static Random Access Memory (SRAM), electrically erasable programmable read-only memory (Electrically Erasable Programmable Read-Only Memory (referred to as EEPROM), Erasable Programmable Read-Only Memory (referred to as EPROM), Programmable Read-Only Memory (referred to as PROM), only Read-only memory (ROM), magnetic memory, flash memory, magnetic disk or optical disk.
  • SRAM Static Random Access Memory
  • EEPROM Electrically erasable programmable read-only memory
  • EPROM Erasable Programmable Read-Only Memory
  • PROM Programmable Read-Only Memory
  • ROM Read-Only Memory
  • the multimedia component 803 may include a screen and an audio component.
  • the screen may be, for example, a touch screen, and the audio component is used to output and / or input audio signals.
  • the audio component may include a microphone for receiving external audio signals.
  • the received audio signal may be further stored in the memory 802 or transmitted through the communication component 805.
  • the audio component also includes at least one speaker for outputting an audio signal.
  • the I / O interface 804 provides an interface between the processor 801 and other interface modules.
  • the other interface modules may be a keyboard, a mouse, a button, and the like. These buttons can be virtual buttons or physical buttons.
  • the communication component 805 is used for wired or wireless communication between the apparatus 800 and other terminal equipment. Wireless communication, such as Wi-Fi, Bluetooth, Near Field Communication (NFC), 2G, 3G, or 4G, or one or more of them, so the corresponding communication component 805 may include: Wi-Fi module, Bluetooth module, NFC module.
  • the device 800 may be implemented by one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processors (DSPs), and Digital Signal Processing Terminals (Digital Signal Processing Device (DSPD), Programmable Logic Device (PLD), Field Programmable Gate Array (FPGA), controller, microcontroller, microprocessor or other electronic components Implementation, for performing the above method for sending response information.
  • ASICs Application Specific Integrated Circuits
  • DSPs Digital Signal Processors
  • DSPD Digital Signal Processing Terminals
  • PLD Programmable Logic Device
  • FPGA Field Programmable Gate Array
  • controller microcontroller, microprocessor or other electronic components Implementation, for performing the above method for sending response information.
  • a computer-readable storage medium including program instructions is provided.
  • the program instructions when executed by a processor, implement the steps of the foregoing method for sending information.
  • the computer-readable storage medium may be the foregoing memory 802 including program instructions, and the foregoing program instructions may be executed by the processor 801 of the electronic device 800 to complete the foregoing method for sending response information.

Abstract

本公开提供了一种发送响应信息的方法、装置、存储介质以及电子设备,该方法包括:确定所述用户数据的数据接收端在响应信息传输时占用的时间频率资源的位置;向所述数据接收端指示所述响应信息传输时占用的时间频率资源的位置;在所述时间频率资源的位置上接收所述数据接收端发送的响应信息。

Description

发送响应信息的方法、装置、存储介质以及电子设备 技术领域
本公开涉及通信领域,尤其涉及一种发送响应信息的方法、装置、存储介质以及电子设备。
背景技术
现有的车联网通信通过支持V2V(Vehicle to Vehicle,车车互联通信),V2I(Vehicle to Infrastructure,车和路互联通信)以及V2P(Vehicle to Pedestrian,车人互联通信),可以有效提升交通安全,改善交通效率以及丰富人们的出行体验。而在车联网通信中,可以通过现有的蜂窝通信技术有效利用现有基站部署,减少设备开销,也更有利于提供具有QoS(Quality of Service,服务质量)保证的服务,从而满足车联网业务的需求,例如,基于LTE(Long Term Evolution,长期演进)网络的车联网通信以及基于NR(new radio,新空口)网络的车联网通信。
在基于LTE网络的车联网通信以及基于NR网络的车联网通信的上下行单播通信中,都使用了物理层HARQ(Hybrid automatic repeat request,混合自动重传请求)机制保证数据传输的完整性和可靠性。但是,对于NR/LTE的上下行单播通信,存在基站这个中心节点,所有的上下行数据传输和响应信息的传输都是由基站进行调度,从而确保各个HARQ响应信息之间的传输,以及HARQ响应信息和用户数据之间的传输,不会发生时频资源碰撞。
但是,对于用户设备之间的直连通信系统(sidelink),如车联网直连通信中,用户设备之间可以通过直连链路直接进行通信,即数据发送端和数据接收端可以通过直连链路直接进行用户数据的传输,因此不存在基站,也就无法通过基站对上下行数据传输和响应信息的传输进行调度,从而无法进行 响应信息的传输。
发明内容
为了解决上述问题,本公开提供一种发送响应信息的方法、装置、存储介质以及电子设备。
根据本公开实施例的第一方面,提供一种发送响应信息的方法,在直连通信系统中,用户设备之间通过直连通信链路直接进行通信,所述用户设备包括用于发送用户数据的数据发送端和用于接收所述用户数据的数据接收端,所述方法应用于所述直连通信系统中的数据发送端,包括:确定所述用户数据的数据接收端在响应信息传输时占用的时间频率资源的位置;向所述数据接收端指示所述响应信息传输时占用的时间频率资源的位置;在所述时间频率资源的位置上接收所述数据接收端发送的响应信息。
可选地,所述确定所述用户数据的数据接收端在响应信息传输时占用的时间频率资源的位置包括:监听除所述数据发送端外的第一其他用户设备的信息发送,并根据监听结果确定所述响应信息传输时占用的时间频率资源位置;和/或,测量所述第一其他用户设备在目标时间频率资源上的信号干扰,并根据所述测量结果确定所述响应信息传输时占用的时间频率资源位置。
可选地,所述监听除所述数据发送端外的第一其他用户设备的信息发送包括:接收所述第一其他用户设备发送的第一控制信息,所述第一控制信息包括所述第一其他用户设备占用的时间频率资源的指示信息;所述根据监听结果确定所述响应信息传输时占用的时间频率资源位置包括:根据所述第一控制信息,从未被占用的时间频率资源中确定所述响应信息传输时占用的时间频率资源位置。
可选地,所述测量所述第一其他用户设备在目标时间频率资源上的信号干扰包括:测量所述第一其他用户设备在目标时间频率资源上的第一干扰信 号参数;所述第一干扰信号参数包括第一干扰信号强度和/或第一干扰信号能量;所述根据所述测量结果确定所述响应信息传输时占用的时间频率资源位置包括:获取第一干扰参数阈值,并根据所述第一干扰参数阈值和所述第一干扰信号参数确定所述响应信息传输时占用的时间频率资源位置。
可选地,在所述第一干扰信号参数包括第一干扰信号强度时,所述测量所述第一其他用户设备在目标时间频率资源上的第一干扰信号参数包括:测量所述第一其他用户设备发送的第一控制信息和/或用户数据占用的时间频率资源上的第一参考信号强度,并根据已经测量到的所述第一参考信号强度预测所述第一其他用户设备后续占用的时间频率资源上的第一干扰信号强度。
可选地,所述第一干扰参数阈值包括第一干扰强度阈值,所述根据所述第一干扰参数阈值和所述第一干扰信号参数确定所述响应信息传输时占用的时间频率资源位置包括:从所述第一干扰信号强度小于或者等于所述第一干扰强度阈值的时间频率资源的位置中,确定所述响应信息传输时占用的时间频率资源位置。
可选地,在所述第一干扰信号参数包括第一干扰信号能量时,所述测量所述第一其他用户设备在目标时间频率资源上的第一干扰信号参数包括:测量所述目标时间频率资源位置上的第一接收信号能量,并根据已经测量到的所述第一接收信号能量预测所述目标时间频率资源经过时间频率偏移后的第一偏移时间频率资源上的第一干扰信号能量。
可选地,所述第一干扰参数阈值包括第一干扰能量阈值和/或第一比例,所述第一比例包括第一百分比或者第一数量;所述根据所述第一干扰参数阈值和所述第一干扰信号参数确定所述响应信息传输时占用的时间频率资源位置包括:在所述第一干扰参数阈值包括所述第一干扰能量阈值时,从所述第一干扰信号能量小于或者等于所述第一干扰能量阈值的时间频率资源的 位置中,确定所述响应信息传输时占用的时间频率资源位置;在所述第一干扰参数阈值包括所述第一比例时,从第一干扰信号能量最小的时间频率资源中,按照所述第一百分比或者第一数量确定所述响应信息传输时占用的时间频率资源位置。
可选地,所述获取第一干扰参数阈值包括:获取预先配置的所述第一干扰参数阈值;和/或,当所述数据发送端处于基站覆盖范围内时,获取基站通过下行信令配置的所述第一干扰参数阈值。
可选地,在所述时间频率资源的位置上接收所述数据接收端发送的响应信息前,所述方法还包括:确定所述数据接收端发送响应信息时的发送功率,并向所述数据接收端指示所述发送功率。
可选地,所述确定所述数据接收端响应信息传输时的发送功率包括:获取所述响应信息传输时占用的时间频率资源上的所述第一其他用户设备的目标干扰信号强度,根据所述目标干扰信号强度确定所述发送功率;和/或,获取所述响应信息传输时占用的时间频率资源上的目标干扰信号能量,并根据所述目标干扰信号能量确定所述发送功率。
可选地,所述向所述数据接收端指示所述响应信息传输时占用的时间频率资源的位置包括:指示所述响应信息传输时占用的时间频率资源位置与所述响应信息对应的用户数据所占用的时间频率资源位置的相对距离;或者,指示所述时间频率资源在所属资源池中对应的资源池周期,以及在所述资源池周期中的时间频率资源位置,所述资源池包括按照预设周期对系统配置的时间频率资源划分后得到的资源池。
可选地,所述时间频率资源与所述响应信息对应的用户数据所占用的时间频率资源位置的相对距离包括:在进行多次数据传输时,所述响应信息传输时占用的时间频率资源与最后一次传输的用户数据占用的时间频率资源的位置间距。
可选地,在所述多次数据传输包括在多个时间频率资源上重复发送所述用户数据时,所述向所述数据接收端指示所述响应信息传输时占用的时间频率资源的位置包括:向所述数据接收端指示在每个用户数据对应的响应信息传输时占用的时间频率资源的位置;或者,将相同的所述用户数据合并,并向所述数据接收端指示在合并后的用户数据对应的响应信息传输时占用的时间频率资源的位置。
可选地,所述向所述数据接收端指示所述响应信息传输时占用的时间频率资源的位置包括:在指示所述响应信息对应的数据传输的时间频率资源位置的数据调度信息中包含指示所述响应信息传输时占用的时间频率资源的位置。
可选地,所述响应信息传输时占用的时间频率资源的起始资源单位与所述响应信息对应的用户数据占用的时间频率资源的终止资源单位之间的时间差,大于或者等于预设时间差阈值。
可选地,所述在所述时间频率资源的位置上接收所述数据接收端发送的响应信息包括:在所述响应信息传输时占用的每个所述时间频率资源的位置上尝试接收所述数据接收端发送的所述响应信息。
根据本公开实施例的第二方面,提供一种发送响应信息的方法,在直连通信系统中,用户设备之间通过直连通信链路直接进行通信,所述用户设备包括用于发送用户数据的数据发送端和用于接收所述用户数据的数据接收端,所述方法应用于所述直连通信系统中的数据接收端,包括:接收数据发送端指示所述响应信息传输时占用的时间频率资源的位置;从所述数据发送端指示的所述响应信息传输时占用的时间频率资源的位置中,确定至少一个选定时间频率资源位置;在接收到所述数据发送端发送的用户数据后,在至少一个所述选定时间频率资源位置上向所述数据发送端发送所述响应信息。
可选地,在至少一个所述选定时间频率资源位置上向所述数据发送端发 送所述响应信息前,所述方法还包括:接收所述数据发送端指示的发送功率;所述在至少一个所述选定时间频率资源位置上向所述数据发送端发送所述响应信息包括:在至少一个所述选定时间频率资源位置上,按照所述发送功率向所述数据发送端发送所述响应信息。
可选地,所述从所述数据发送端指示的所述响应信息传输时占用的时间频率资源的位置中,确定至少一个选定时间频率资源位置包括:将所述响应信息传输时占用的每个时间频率资源的位置,确定为至少一个选定时间频率资源位置。
可选地,所述从所述数据发送端指示的所述响应信息传输时占用的时间频率资源的位置中,确定至少一个选定时间频率资源位置包括:监听除所述数据接收端外的第二其他用户设备的信息发送,并根据监听结果确定至少一个所述选定时间频率资源位置;和/或,测量所述第二其他用户设备在所述响应信息传输时占用的时间频率资源的位置上的信号干扰,并根据所述测量结果确定至少一个所述选定时间频率资源位置。
可选地,所述监听除所述数据接收端外的第二其他用户设备的信息发送包括:接收所述第二其他用户设备发送的第二控制信息,所述第二控制信息包括所述第二其他用户设备占用的时间频率资源的指示信息;所述根据监听结果确定至少一个所述选定时间频率资源位置包括:根据所述第二控制信息,从所述响应信息传输时占用的时间频率资源中确定未被占用的时间频率资源,并从所述未被占用的时间频率资源中确定至少一个所述选定时间频率资源位置。
可选地,所述测量所述第二其他用户设备在所述响应信息传输时占用的时间频率资源的位置上的信号干扰包括:测量所述第二其他用户设备在所述响应信息传输时占用的时间频率资源的位置上的第二干扰信号参数,所述第二干扰信号参数包括第二干扰信号强度和/或第二干扰信号能量;所述根据所 述测量结果确定至少一个所述选定时间频率资源位置包括:获取第二干扰参数阈值,并根据所述第二干扰参数阈值和所述第二干扰信号参数确定至少一个所述选定时间频率资源位置。
可选地,在所述第二干扰信号参数包括第二干扰信号强度时,所述测量所述第二其他用户设备在所述响应信息传输时占用的时间频率资源的位置上的第二干扰信号参数包括:测量所述第二其他用户设备发送的第二控制信息和/或用户数据占用的时间频率资源上的第二参考信号强度,并根据已经测量到的所述第二参考信号强度预测所述第二其他用户设备后续占用的时间频率资源上的第二干扰信号强度。
可选地,所述第二干扰参数阈值包括第二干扰强度阈值,所述根据所述第二干扰参数阈值和所述第二干扰信号参数确定至少一个所述选定时间频率资源位置包括:从所述第二干扰信号强度小于或者等于所述第二干扰强度阈值的时间频率资源的位置中,确定至少一个所述选定时间频率资源位置。
可选地,在所述第二干扰信号参数包括第二干扰信号能量时,所述测量所述第二其他用户设备在所述响应信息传输时占用的时间频率资源的位置上的第二干扰信号参数包括:测量所述响应信息传输时占用的时间频率资源的位置上的第二接收信号能量,并根据所述第二接收信号能量预测所述响应信息传输时占用的时间频率资源经过时间频率偏移后的第二偏移时间频率资源上的第二干扰信号能量。
可选地,所述第二干扰参数阈值包括第二干扰能量阈值和/或第二比例,所述第二比例包括第二百分比或者第二数量;所述根据所述第二干扰参数阈值和所述第二干扰信号参数确定至少一个所述选定时间频率资源位置包括:在所述第二干扰参数阈值包括所述第二干扰能量阈值时,从所述第二干扰信号能量小于或者等于所述第二干扰能量阈值的时间频率资源的位置中,确定至少一个选定时间频率资源位置;在所述第二干扰参数阈值包括所述第二比 例时,从所述第二干扰信号能量最小的时间频率资源中,按照所述第二百分比或者所述第二数量确定至少一个选定时间频率资源位置。
可选地,所述获取第二干扰参数阈值包括:获取预先配置的所述第二干扰参数阈值;和/或,当所述数据接收端处于基站覆盖范围内时,通过基站下行信令配置的所述第二干扰参数阈值。
根据本公开实施例的第三方面,提供一种发送响应信息的装置,在直连通信系统中,用户设备之间通过直连通信链路直接进行通信,所述用户设备包括用于发送用户数据的数据发送端和用于接收所述用户数据的数据接收端,所述装置应用于所述直连通信系统中的数据发送端,包括:位置确定模块,被配置为确定所述用户数据的数据接收端在响应信息传输时占用的时间频率资源的位置;位置指示模块,被配置为向所述数据接收端指示所述响应信息传输时占用的时间频率资源的位置;响应信息接收模块,被配置为在所述时间频率资源的位置上接收所述数据接收端发送的响应信息。
可选地,所述位置确定模块,被配置为监听除所述数据发送端外的第一其他用户设备的信息发送,并根据监听结果确定所述响应信息传输时占用的时间频率资源位置;和/或,被配置为测量所述第一其他用户设备在目标时间频率资源上的信号干扰,并根据所述测量结果确定所述响应信息传输时占用的时间频率资源位置。
可选地,所述位置确定模块,被配置为接收所述第一其他用户设备发送的第一控制信息,并根据所述第一控制信息,从未被占用的时间频率资源中确定所述响应信息传输时占用的时间频率资源位置,所述第一控制信息包括所述第一其他用户设备占用的时间频率资源的指示信息。
可选地,所述位置确定模块,被配置为测量所述第一其他用户设备在目标时间频率资源上的第一干扰信号参数,并获取第一干扰参数阈值,并根据所述第一干扰参数阈值和所述第一干扰信号参数确定所述响应信息传输时 占用的时间频率资源位置,所述第一干扰信号参数包括第一干扰信号强度和/或第一干扰信号能量。
可选地,所述位置确定模块,被配置为测量所述第一其他用户设备发送的第一控制信息和/或用户数据占用的时间频率资源上的第一参考信号强度,并根据已经测量到的所述第一参考信号强度预测所述第一其他用户设备后续占用的时间频率资源上的第一干扰信号强度。
可选地,所述第一干扰参数阈值包括第一干扰强度阈值,所述位置确定模块,被配置为从所述第一干扰信号强度小于或者等于所述第一干扰强度阈值的时间频率资源的位置中,确定所述响应信息传输时占用的时间频率资源位置。
可选地,在所述第一干扰信号参数包括第一干扰信号能量时,所述位置确定模块,被配置为测量所述目标时间频率资源位置上的第一接收信号能量,并根据已经测量到的所述第一接收信号能量预测所述目标时间频率资源经过时间频率偏移后的第一偏移时间频率资源上的第一干扰信号能量。
可选地,所述第一干扰参数阈值包括第一干扰能量阈值和/或第一比例,所述第一比例包括第一百分比或者第一数量;所述位置确定模块,被配置为在所述第一干扰参数阈值包括所述第一干扰能量阈值时,从所述第一干扰信号能量小于或者等于所述第一干扰能量阈值的时间频率资源的位置中,确定所述响应信息传输时占用的时间频率资源位置;在所述第一干扰参数阈值包括所述第一比例时,从第一干扰信号能量最小的时间频率资源中,按照所述第一百分比或者第一数量确定所述响应信息传输时占用的时间频率资源位置。
可选地,所述位置确定模块,被配置为获取预先配置的所述第一干扰参数阈值;和/或,被配置为当所述数据发送端处于基站覆盖范围内时,获取基站通过下行信令配置的所述第一干扰参数阈值。
可选地,所述装置还包括:功率确定模块,被配置为确定所述数据接收端发送响应信息时的发送功率,并向所述数据接收端指示所述发送功率。
可选地,所述功率确定模块,被配置为获取所述响应信息传输时占用的时间频率资源上的所述第一其他用户设备的目标干扰信号强度,根据所述目标干扰信号强度确定所述发送功率;和/或,被配置为获取所述响应信息传输时占用的时间频率资源上的目标干扰信号能量,并根据所述目标干扰信号能量确定所述发送功率。
可选地,所述位置指示模块,被配置为指示所述响应信息传输时占用的时间频率资源位置与所述响应信息对应的用户数据所占用的时间频率资源位置的相对距离;或者,被配置为指示所述时间频率资源在所属资源池中对应的资源池周期,以及在所述资源池周期中的时间频率资源位置,所述资源池包括按照预设周期对系统配置的时间频率资源划分后得到的资源池。
可选地,所述时间频率资源与所述响应信息对应的用户数据所占用的时间频率资源位置的相对距离包括:
在进行多次数据传输时,所述响应信息传输时占用的时间频率资源与最后一次传输的用户数据占用的时间频率资源的位置间距。
可选地,在所述多次数据传输包括在多个时间频率资源上重复发送所述用户数据时,所述位置指示模块,被配置为向所述数据接收端指示在每个用户数据对应的响应信息传输时占用的时间频率资源的位置;或者,被配置为将相同的所述用户数据合并,并向所述数据接收端指示在合并后的用户数据对应的响应信息传输时占用的时间频率资源的位置。
可选地,所述位置指示模块,被配置为在指示所述响应信息对应的数据传输的时间频率资源位置的数据调度信息中包含指示所述响应信息传输时占用的时间频率资源的位置。
可选地,所述响应信息传输时占用的时间频率资源的起始资源单位与所 述响应信息对应的用户数据占用的时间频率资源的终止资源单位之间的时间差,大于或者等于预设时间差阈值。
可选地,所述响应信息接收模块,被配置为在所述响应信息传输时占用的每个所述时间频率资源的位置上尝试接收所述数据接收端发送的所述响应信息。
根据本公开实施例的第四方面,提供一种发送响应信息的装置,在直连通信系统中,用户设备之间通过直连通信链路直接进行通信,所述用户设备包括用于发送用户数据的数据发送端和用于接收所述用户数据的数据接收端,所述装置应用于所述直连通信系统中的数据接收端,包括:位置指示接收模块,被配置为接收数据发送端指示所述响应信息传输时占用的时间频率资源的位置;资源位置确定模块,被配置为从所述数据发送端指示的所述响应信息传输时占用的时间频率资源的位置中,确定至少一个选定时间频率资源位置;响应信息发送模块,被配置为在接收到所述数据发送端发送的用户数据后,在至少一个所述选定时间频率资源位置上向所述数据发送端发送所述响应信息。
可选地,所述装置还包括:功率指示接收模块,被配置为接收所述数据发送端指示的发送功率;所述响应信息发送模块,被配置为在至少一个所述选定时间频率资源位置上,按照所述发送功率向所述数据发送端发送所述响应信息。
可选地,所述资源位置确定模块,被配置为将所述响应信息传输时占用的每个时间频率资源的位置,确定为至少一个选定时间频率资源位置。
可选地,所述资源位置确定模块,被配置为监听除所述数据接收端外的第二其他用户设备的信息发送,并根据监听结果确定至少一个所述选定时间频率资源位置;和/或,被配置为测量所述第二其他用户设备在所述响应信息传输时占用的时间频率资源的位置上的信号干扰,并根据所述测量结果确定 至少一个所述选定时间频率资源位置。
可选地,所述资源位置确定模块,被配置为接收所述第二其他用户设备发送的第二控制信息,并根据所述第二控制信息,从所述响应信息传输时占用的时间频率资源中确定未被占用的时间频率资源,并从所述未被占用的时间频率资源中确定至少一个所述选定时间频率资源位置,所述第二控制信息包括所述第二其他用户设备占用的时间频率资源的指示信息。
可选地,所述资源位置确定模块,被配置为测量所述第二其他用户设备在所述响应信息传输时占用的时间频率资源的位置上的第二干扰信号参数,并获取第二干扰参数阈值,并根据所述第二干扰参数阈值和所述第二干扰信号参数确定至少一个所述选定时间频率资源位置,所述第二干扰信号参数包括第二干扰信号强度和/或第二干扰信号能量。
可选地,在所述第二干扰信号参数包括第二干扰信号强度时,所述资源位置确定模块,被配置为测量所述第二其他用户设备发送的第二控制信息和/或用户数据占用的时间频率资源上的第二参考信号强度,并根据已经测量到的所述第二参考信号强度预测所述第二其他用户设备后续占用的时间频率资源上的第二干扰信号强度。
可选地,所述第二干扰参数阈值包括第二干扰强度阈值,所述资源位置确定模块,被配置为从所述第二干扰信号强度小于或者等于所述第二干扰强度阈值的时间频率资源的位置中,确定至少一个所述选定时间频率资源位置。
可选地,在所述第二干扰信号参数包括第二干扰信号能量时,所述资源位置确定模块,用于测量所述响应信息传输时占用的时间频率资源的位置上的第二接收信号能量,并根据所述第二接收信号能量预测所述响应信息传输时占用的时间频率资源经过时间频率偏移后的第二偏移时间频率资源上的第二干扰信号能量。
可选地,所述第二干扰参数阈值包括第二干扰能量阈值和/或第二比例, 所述第二比例包括第二百分比或者第二数量;所述资源位置确定模块,被配置为在所述第二干扰参数阈值包括所述第二干扰能量阈值时,从所述第二干扰信号能量小于或者等于所述第二干扰能量阈值的时间频率资源的位置中,确定至少一个选定时间频率资源位置;在所述第二干扰参数阈值包括所述第二比例时,从所述第二干扰信号能量最小的时间频率资源中,按照所述第二百分比或者所述第二数量确定至少一个选定时间频率资源位置。
可选地,所述资源位置确定模块,被配置为获取预先配置的所述第二干扰参数阈值;和/或,被配置为当所述数据接收端处于基站覆盖范围内时,通过基站下行信令配置的所述第二干扰参数阈值。
根据本公开实施例的第五方面,提供一种计算机可读存储介质,所述计算机可读存储介质中包括一个或多个程序,所述一个或多个程序用于执行上述第一方面所述的方法。
根据本公开实施例的第六方面,提供一种计算机可读存储介质,所述计算机可读存储介质中包括一个或多个程序,所述一个或多个程序用于执行上述第二方面所述的方法。
根据本公开实施例的第七方面,提供一种电子设备,在直连通信系统中,用户设备之间通过直连通信链路直接进行通信,所述用户设备包括用于发送用户数据的数据发送端和用于接收所述用户数据的数据接收端,所述电子设备应用于所述直连通信系统中的数据发送端,包括:处理器;用于存储处理器可执行指令的存储器;其中,所述处理器被配置为:确定所述用户数据的数据接收端在响应信息传输时占用的时间频率资源的位置;向所述数据接收端指示所述响应信息传输时占用的时间频率资源的位置;在所述时间频率资源的位置上接收所述数据接收端发送的响应信息。
根据本公开实施例的第八方面,提供一种电子设备,在直连通信系统中,用户设备之间通过直连通信链路直接进行通信,所述用户设备包括用于发送 用户数据的数据发送端和用于接收所述用户数据的数据接收端,所述电子设备应用于所述直连通信系统中的数据接收端,包括:处理器;用于存储处理器可执行指令的存储器;其中,所述处理器被配置为:接收数据发送端指示所述响应信息传输时占用的时间频率资源的位置;从所述数据发送端指示的所述响应信息传输时占用的时间频率资源的位置中,确定至少一个选定时间频率资源位置;在接收到所述数据发送端发送的用户数据后,在至少一个所述选定时间频率资源位置上向所述数据发送端发送所述响应信息。
采用上述技术方案,在用户设备之间的直连通信系统中,通过数据发送端确定数据接收端在响应信息传输时占用的反馈传输资源的位置,并将该响应信息传输时占用的反馈传输资源的位置指示给数据接收端,以便数据接收端在接收到该数据发送端发送的用户数据后,在数据发送端指示的时间频率资源位置上向所述数据发送端发送响应信息,从而实现响应信息的传输。
附图说明
图1为本公开实施例提供的一种发送响应信息的方法的流程示意图;
图2为本公开实施例提供的另一种发送响应信息的方法的流程示意图;
图3为本公开实施例提供的又一种发送响应信息的方法的流程示意图;
图4为本公开实施例提供的一种发送响应信息的装置的结构示意图;
图5为本公开实施例提供的另一种发送响应信息的装置的结构示意图;
图6为本公开实施例提供的第三种发送响应信息的装置的结构示意图;
图7为本公开实施例提供的第四种发送响应信息的装置的结构示意图;
图8为本公开实施例提供的一种电子设备的结构示意图。
具体实施方式
以下结合附图对本公开的具体实施方式进行详细说明。应当理解的是, 此处所描述的具体实施方式仅用于说明和解释本公开,并不用于限制本公开。
需要说明的是,本公开以下实施例中的“第一”、“第二”等描述,仅仅是用于区别类似的现象,并不用于描述特定的顺序或先后次序,也不用于具体的限定。
首先,对本公开的应用场景进行说明,本公开可以应用于车联网通信中,在车联网通信中,可以通过现有的蜂窝通信技术有效利用现有基站部署,减少设备开销,也更有利于提供具有QoS保证的服务,从而满足车联网业务的需求,例如,基于LTE网络的车联网通信以及基于NR网络的车联网通信。在该技术中,车载终端和其他设备之间的通信可以通过基站以及核心网进行中转,即利用原有蜂窝网络中终端设备和基站之间的通信链路进行上下行通信;也可以直接通过设备之间的直连链路进行通信(sidelink通信),sidelink通信具有时延短,开销小等特点,非常适合用于车载设备和地理位置接近的其他周边设备直接的通信。
在LTE网络和NR网络的传输通信中,对于上下行单播通信,可以通过物理层HARQ机制保证数据传输的完整性和可靠性。例如,对于NR下行数据传输,基站在调度该下行数据传输的DCI(Downlink control information,下行控制信息)中会同时指示该下行数据对应的HARQ响应信息上报的反馈传输资源(如时隙等)。每个终端设备会在该反馈传输资源上反馈响应信息,对于NR上行数据传输,上行数据的HARQ响应信息会包含在之后调度上行数据的DCI中,例如,可以通过DCI中的NDI(New Data Indicator,新数据标识)是否发生了翻转来判断当前HARQ是否是重传,如果发生了翻转了表示该上行数据是新的上行数据,如果没有发生翻转,则表示是该上行数据是重传的上行数据。
对于用户设备之间的直连通信系统(sidelink),如车联网直连通信中,用户设备之间可以通过直连链路直接进行通信,即数据发送端和数据接收端 可以通过直连链路直接进行用户数据的传输,因此不存在基站,也就无法通过基站对上下行数据传输和响应信息的传输进行调度,从而无法进行响应信息的传输。
为了解决上述问题,本公开提供一种发送响应信息的方法、装置、存储介质以及电子设备,该方法包括:确定用户数据的数据接收端在响应信息传输时占用的时间频率资源的位置,向该数据接收端指示该响应信息传输时占用的时间频率资源的位置,在该时间频率资源的位置上接收该数据接收端发送的响应信息。这样,在用户设备之间的直连通信系统中,通过数据发送端确定数据接收端在响应信息传输时占用的反馈传输资源的位置,并将该响应信息传输时占用的反馈传输资源的位置指示给数据接收端,以便数据接收端在接收到该数据发送端发送的用户数据后,在数据发送端指示的时间频率资源位置上向该数据发送端发送响应信息,从而实现响应信息的传输,另外,本公开通过数据发送端确定反馈传输资源的位置,还能够通过广播消息将确定的反馈传输资源的位置告知其他终端设备,从而进行资源占用,以减少在发送响应信息时的发送时延。
下面结合具体实施例对本公开进行详细说明。
图1为本公开实施例提供一种发送响应信息的方法,如图1所示,在直连通信系统中,用户设备之间通过直连通信链路直接进行通信,该用户设备包括用于发送用户数据的数据发送端和用于接收该用户数据的数据接收端,该方法应用于该直连通信系统中的数据发送端,包括:
S101、确定该用户数据的数据接收端在响应信息传输时占用的时间频率资源的位置。
在本步骤中,可以通过以下两种方式中的至少一种确定该响应信息传输时占用的时间频率资源的位置:
方式一:监听除该数据发送端外的第一其他用户设备的信息发送,并根 据监听结果确定该响应信息传输时占用的时间频率资源位置。
在本方式中,首先,接收该第一其他用户设备发送的第一控制信息,该第一控制信息包括该第一其他用户设备占用的时间频率资源的指示信息;其次,根据该第一控制信息,从未被占用的时间频率资源中确定该响应信息传输时占用的时间频率资源位置。
方式二:测量该第一其他用户设备在目标时间频率资源上的信号干扰,并根据该测量结果确定该响应信息传输时占用的时间频率资源位置。
其中,该目标时间频率资源可以是系统分配的多个时间频率资源,也可以是根据系统分配的多个时间频率资源划分的资源池中的资源,还可以是响应信息占用的候选时间频率资源在进行时频偏移后的时间频率资源,本公开对此不作限定。信号干扰可以通过第一干扰信号参数表征,该第一干扰信号参数可以包括第一干扰信号强度和/或第一干扰信号能量,即第一干扰信号强度或者第一干扰信号能量越大,则信号干扰越强,相应地,时间频率资源被占用的可能性越高,在本方式中,可以测量该第一其他用户设备在目标时间频率资源上的第一干扰信号参数,并获取第一干扰参数阈值,并根据该第一干扰参数阈值和该第一干扰信号参数确定该响应信息传输时占用的时间频率资源位置。
对于第一干扰参数阈值的获取,一种方式是可以获取预先配置的该第一干扰参数阈值;另一种方式是当该数据发送端处于基站覆盖范围内时,可以获取基站通过下行信令配置的该第一干扰参数阈值,当然,在数据发送端处于基站覆盖范围内时,也可以获取预先配置的该第一干扰参数阈值,对公开对此不作限定。
下面以该第一干扰信号参数分别包括第一干扰信号强度或者第一干扰信号能量为例,对该响应信息传输时占用的时间频率资源位置的确定进行说明:
在该第一干扰信号参数包括第一干扰信号强度时,该第一干扰参数阈值包括第一干扰强度阈值,数据发送端可以测量该第一其他用户设备发送的第一控制信息和/或用户数据占用的时间频率资源上的第一参考信号强度,并根据已经测量到的该第一参考信号强度预测该第一其他用户设备后续占用的时间频率资源上的第一干扰信号强度,并从该第一干扰信号强度小于或者等于该第一干扰强度阈值的时间频率资源的位置中,确定该响应信息传输时占用的时间频率资源位置。
其中,在根据已经测量到的该第一参考信号强度预测第一干扰信号强度时,数据发送端可能测量得到多个第一参考信号强度,则在本实施例中,可以将最后一个测量到的第一参考信号强度作为该第一干扰信号强度。
在该第一干扰信号参数包括第一干扰信号能量时,该第一干扰参数阈值包括第一干扰能量阈值和/或第一比例,该第一比例包括第一百分比或者第一数量,数据发送端可以测量该目标时间频率资源上的第一接收信号能量,并根据已经测量到的该第一接收信号能量预测该目标时间频率资源经过时间频率偏移后的第一偏移时间频率资源上的第一干扰信号能量,在得到第一干扰信号能量后,若该第一干扰参数阈值包括第一干扰能量阈值,则数据发送端从该第一干扰信号能量小于或者等于该第一干扰能量阈值的时间频率资源的位置中,确定该响应信息传输时占用的时间频率资源位置;若该第一干扰参数阈值包括该第一比例,则数据发送端从第一干扰信号能量最小的时间频率资源中,按照该第一百分比或者第一数量确定该响应信息传输时占用的时间频率资源位置。
其中,该时间频率偏移可以预先设置好的,例如,可以将频率偏移值设置为0,将时间偏移值设为100ms的整数倍。另外,在根据已经测量到的该第一接收信号能量预测第一偏移时间频率资源上的第一干扰信号强度时,数据发送端可计算测量得到的第一接收信号能量的平均值,并将该平均值作为 该第一干扰信号强度。
S102、向该数据接收端指示该响应信息传输时占用的时间频率资源的位置。
其中,可以在指示该响应信息对应的数据传输的时间频率资源位置的数据调度信息中包含指示该响应信息传输时占用的时间频率资源的位置。
在本步骤中,可以通过以下两种方式中的任一种指示该响应信息传输时占用的时间频率资源的位置。
方式一:指示该响应信息传输时占用的时间频率资源位置与该响应信息对应的用户数据所占用的时间频率资源位置的相对距离。
示例地,该相对距离可以是该响应信息传输时占用的时间频率资源的起始位置与该响应信息对应的用户数据所占用的时间频率资源的起始位置之间的起始间距,该相对距离还可以是该响应信息传输时占用的时间频率资源的终止位置与该响应信息对应的用户数据所占用的时间频率资源的终止位置之间的终止间距,这样,数据接收端在接收到数据发送端指示的该响应信息传输时占用的时间频率资源的位置后,即可根据该起始间距或者终止间距确定该响应信息传输时占用的时间频率资源的位置。
方式二:指示该时间频率资源在所属资源池中对应的资源池周期,以及在该资源池周期中的时间频率资源位置。
其中,该资源池包括按照预设周期对系统配置的时间频率资源划分后得到的资源池。需要说明的是,传输资源池的划分可以参考现有技术中资源池的划分,此处不再赘述。
S103、在该时间频率资源的位置上接收该数据接收端发送的响应信息。
其中,该响应信息传输时占用的该时间频率资源的位置可以是至少一个,则在本步骤中,数据发送端在该响应信息传输时占用的每个时间频率资源的位置上尝试接收该数据接收端发送的该响应信息。
采用上述方法,在用户设备之间的直连通信系统中,通过数据发送端确定数据接收端在响应信息传输时占用的反馈传输资源的位置,并将该响应信息传输时占用的反馈传输资源的位置指示给数据接收端,以便数据接收端在接收到该数据发送端发送的用户数据后,在数据发送端指示的时间频率资源位置上向该数据发送端发送响应信息,从而实现响应信息的传输。
图2为本公开实施例提供的一种发送响应信息的方法,如图2所示,在直连通信系统中,用户设备之间通过直连通信链路直接进行通信,该用户设备包括用于发送用户数据的数据发送端和用于接收该用户数据的数据接收端,该方法应用于该直连通信系统中的数据接收端,包括:
S201、接收数据发送端指示该响应信息传输时占用的时间频率资源的位置。
其中,该响应信息传输时占用的时间频率资源位置可以是与该响应信息对应的用户数据所占用的时间频率资源位置的相对距离。
例如,该相对距离可以是该响应信息传输时占用的时间频率资源的起始位置与该响应信息对应的用户数据所占用的时间频率资源的起始位置之间的起始间距,这样,数据接收端在接收到数据发送端指示的该响应信息传输时占用的时间频率资源的位置后,即可根据该起始间距确定响应信息传输时占用的时间频率资源的起始位置,从而确定该响应信息传输时占用的时间频率资源的位置,该相对距离还可以是该响应信息传输时占用的时间频率资源的终止位置与该响应信息对应的用户数据所占用的时间频率资源的终止位置之间的终止间距,数据接收端在接收到数据发送端指示的该响应信息传输时占用的时间频率资源的位置后,即可根据该终止间距确定响应信息传输时占用的时间频率资源的终止位置,从而确定该响应信息传输时占用的时间频率资源的位置。
该响应信息传输时占用的时间频率资源位置还可以是该时间频率资源在所属资源池中对应的资源池周期,以及在该资源池周期中的时间频率资源位置。这样,数据接收端即可根据该资源池周期以及在该资源池周期中的时间频率资源位置确定响应信息传输时占用的时间频率资源位置。
其中,该资源池包括按照预设周期对该待选择时间频率资源划分后得到的资源池。需要说明的是,资源池的划分可以参考现有技术中资源池的划分,此处不再赘述。
S202、从该数据发送端指示的该响应信息传输时占用的时间频率资源的位置中,确定至少一个选定时间频率资源位置。
在一种可能的实现方式中,可以将该响应信息传输时每个占用的时间频率资源的位置,确定为至少一个选定时间频率资源位置。
本方式即为将发送端指示的全部位置都确定为至少一个选定时间频率资源位置。
在另一种可能的实现方式中,可以通过以下两种方式中的至少一种确定该响应信息传输时占用的时间频率资源的位置:
方式一:监听除该数据接收端外的第二其他用户设备的信息发送,并根据监听结果确定至少一个该选定时间频率资源位置。
在本方式一中,可以接收该第二其他用户设备发送的第二控制信息,并根据该第二控制信息,从该响应信息传输时占用的时间频率资源中确定未被占用的时间频率资源,并从该未被占用的时间频率资源中确定至少一个该选定时间频率资源位置,该第二控制信息包括该第二其他用户设备占用的时间频率资源的指示信息。
方式二:测量该第二其他用户设备在该响应信息传输时占用的时间频率资源的位置上的信号干扰,并根据该测量结果确定至少一个该选定时间频率资源位置。
其中,信号干扰可以通过第二干扰信号参数表征,该第二干扰信号参数可以包括第二干扰信号强度和/或第二干扰信号能量,即第二干扰信号强度或者第二干扰信号能量越大,则信号干扰越强,相应地,时间频率资源被占用的可能性越高,在本方式中,可以测量该第二其他用户设备在该响应信息传输时占用的时间频率资源的位置上的第二干扰信号参数,并获取第二干扰参数阈值,并根据该第二干扰参数阈值和该第二干扰信号参数确定至少一个该选定时间频率资源位置。
对于第二干扰参数阈值的获取,一种方式是可以获取预先配置的该第二干扰参数阈值;另一种方式是当该数据发送端处于基站覆盖范围内时,可以获取基站通过下行信令配置的该第二干扰参数阈值,当然,在数据发送端处于基站覆盖范围内时,也可以获取预先配置的该第二干扰参数阈值,对公开对此不作限定。
下面以该第二干扰信号参数分别包括第二干扰信号强度或者第二干扰信号能量为例,对该响应信息传输时占用的时间频率资源位置的确定进行说明:
在该第二干扰信号参数包括第二干扰信号强度时,该第二干扰参数阈值包括第二干扰强度阈值,数据接收端测量该第二其他用户设备发送的第二控制信息和/或用户数据占用的时间频率资源上的第二参考信号强度,并根据已经测量到的该第二参考信号强度预测该第二其他用户设备后续占用的时间频率资源上的第二干扰信号强度,并从该第二干扰信号强度小于或者等于该第二干扰强度阈值的时间频率资源的位置中,确定至少一个该选定时间频率资源位置。
其中,在根据已经测量到的该第二参考信号强度预测第二干扰信号强度时,数据接收端可能测量得到多个第二参考信号强度,则在本实施例中,可以将最后一个测量到的第二参考信号强度作为该第二干扰信号强度。
在该第二干扰信号参数包括第二干扰信号能量,该第二干扰参数阈值包括第二干扰能量阈值和/或第二比例,该第二比例包括第二百分比或者第二数量时,数据接收端可以测量该响应信息传输时占用的时间频率资源的位置上的第二接收信号能量,并根据该第二接收信号能量预测该响应信息传输时占用的时间频率资源经过时间频率偏移后的第二偏移时间频率资源上的第二干扰信号能量,在得到第二干扰信号能量后,若该第二干扰参数阈值包括第二干扰能量阈值,则数据接收端从该第二干扰信号能量小于或者等于该第二干扰能量阈值的时间频率资源的位置中,确定至少一个选定时间频率资源位置。
若该第二干扰参数阈值包括该第二比例,则数据接收端从该第二干扰信号能量最小的时间频率资源中,按照该第二百分比或者该第二数量确定至少一个选定时间频率资源位置。
S203、在接收到该数据发送端发送的用户数据后,在至少一个该选定时间频率资源位置上向该数据发送端发送该响应信息。
需要说明的是,数据发送端在指示该响应信息传输时占用的时间频率资源的同时,还可以指示数据接收端发送响应信息的发送功率,则在本步骤中,数据接收端接收该数据发送端指示的发送功率,并在至少一个该选定时间频率资源位置上,按照该发送功率向该数据发送端发送该响应信息。
采用上述方法,在用户设备之间的直连通信系统中,通过数据发送端确定数据接收端在响应信息传输时占用的反馈传输资源的位置,并将该响应信息传输时占用的反馈传输资源的位置指示给数据接收端,以便数据接收端在接收到该数据发送端发送的用户数据后,在数据发送端指示的时间频率资源位置上向该数据发送端发送响应信息,从而实现响应信息的传输。
图3为本公开实施例提供的一种发送响应信息的方法,如图3所示,在 直连通信系统中,用户设备之间通过直连通信链路直接进行通信,该用户设备包括用于发送用户数据的数据发送端和用于接收该用户数据的数据接收端,该方法包括:
S301、数据发送端确定用户数据的数据接收端在响应信息传输时占用的时间频率资源的位置。
在本步骤中,可以通过以下两种方式中的至少一种确定该响应信息传输时占用的时间频率资源的位置:
方式一:监听除该数据发送端外的第一其他用户设备的信息发送,并根据监听结果确定该响应信息传输时占用的时间频率资源位置。
在本方式中,首先,接收该第一其他用户设备发送的第一控制信息,该第一控制信息包括该第一其他用户设备占用的时间频率资源的指示信息;其次,根据该第一控制信息,从未被占用的时间频率资源中确定该响应信息传输时占用的时间频率资源位置。
需要说明的是,考虑到未被占用的时间频率资源可能较少,可能无法满足响应信息的传输需求,或者对于多个相邻的数据接收端,确定的未被占用的时间频率资源可能相似,如果未被占用的时间频率资源较少,在多个相邻数据接收端后续同时发送响应信息时,可能发生资源碰撞,因此,为了解决上述问题,在一种可能的实现方式中,数据发送端可以确定未被占用的时间频率资源是否充足。
这里,可以确定该未被占用的时间频率资源在目标时间频率资源中所占的比例是否大于或者等于预设比例,在该所占的比例大于或者等于预设比例时,确定未被占用的时间频率资源充足,在该所占的比例小于该预设比例时,确定未被占用的时间频率资源不充足。
其中,该目标时间频率资源可以是系统分配的多个时间频率资源,也可以是根据系统分配的多个时间频率资源划分的资源池中的资源,还可以是响 应信息占用的候选时间频率资源在进行时频偏移后的时间频率资源,本公开对此不作限定。
在确定未被占用的时间频率资源充足时,从该未被占用的时间频率资源中确定该时间频率资源的位置。
在确定未被占用的时间频率资源不充足时,从该目标时间频率资源中除该未被占用的时间频率资源外的其他时间频率资源中,根据该其他时间频率资源上的信号参数确定信号干扰最小的至少一个待定时间频率资源,并从该未被占用的时间频率资源和至少一个该待定时间频率资源中确定该响应信息传输时占用的时间频率资源的位置。
其中,该信号参数可以是信号强度和/或信号能量。
这里,可以通过以下两种可能的实现方式中的任一种确定信号干扰最小的至少一个待定时间频率资源:一种可能的实现方式是将该信号参数小于或者等于预设参数阈值的该其他时间频率资源,确定为该待定时间频率资源;另一种可能的实现方式是按照该信号参数由小到大的顺序对该其他时间频率资源进行排序,并根据排序结果从信号参数最小的其他时间频率资源中,按照预设参数比例确定该待定时间频率资源,该预设参数比例包括该待定时间频率资源的数量与该目标时间频率资源的数量的比值。
这样,通过上述方式,即可在未被占用的时间频率资源中选择干扰较小的时间频率资源作为响应信息传输时占用的时间频率资源,从而确保数据接收端利用充足的时间频率资源发送响应信息,并且避免响应信息在时间频率资源上传输时发生资源碰撞。
方式二:测量该第一其他用户设备在该目标时间频率资源上的信号干扰,并根据该测量结果确定该响应信息传输时占用的时间频率资源位置。
其中,信号干扰可以通过第一干扰信号参数表征,该第一干扰信号参数可以包括第一干扰信号强度和/或第一干扰信号能量,即第一干扰信号强度或 者第一干扰信号能量越大,则信号干扰越强,相应地,时间频率资源被占用的可能性越高,在本方式中,可以测量该第一其他用户设备在目标时间频率资源上的第一干扰信号参数,并获取第一干扰参数阈值,并根据该第一干扰参数阈值和该第一干扰信号参数确定该响应信息传输时占用的时间频率资源位置。
对于第一干扰参数阈值的获取,一种方式是可以获取预先配置的该第一干扰参数阈值;另一种方式是当该数据发送端处于基站覆盖范围内时,可以获取基站通过下行信令配置的该第一干扰参数阈值,当然,在数据发送端处于基站覆盖范围内时,也可以获取预先配置的该第一干扰参数阈值,对公开对此不作限定。
下面以该第一干扰信号参数分别包括第一干扰信号强度或者第一干扰信号能量为例,对该响应信息传输时占用的时间频率资源位置的确定进行说明:
在该第一干扰信号参数包括第一干扰信号强度时,该第一干扰参数阈值包括第一干扰强度阈值,数据发送端可以测量该第一其他用户设备发送的第一控制信息和/或用户数据占用的时间频率资源上的第一参考信号强度,并根据已经测量到的该第一参考信号强度预测该第一其他用户设备后续占用的时间频率资源上的第一干扰信号强度,并从该第一干扰信号强度小于或者等于该第一干扰强度阈值的时间频率资源的位置中,确定该响应信息传输时占用的时间频率资源位置。
例如,可以从该第一干扰信号强度小于或者等于该第一干扰强度阈值的时间频率资源的位置中,随机确定预设数量的时间频率资源,作为该响应信息传输时占用的时间频率资源位置。
其中,在根据已经测量到的该第一参考信号强度预测第一干扰信号强度时,数据发送端可能测量得到多个第一参考信号强度,则在本实施例中,可 以将最后一个测量到的第一参考信号强度作为该第一干扰信号强度。
在该第一干扰信号参数包括第一干扰信号能量时,该第一干扰参数阈值包括第一干扰能量阈值和/或第一比例,该第一比例包括第一百分比或者第一数量,数据发送端可以测量该目标时间频率资源上的第一接收信号能量,并根据已经测量到的该第一接收信号能量预测该目标时间频率资源经过时间频率偏移后的第一偏移时间频率资源上的第一干扰信号能量,在得到第一干扰信号能量后,若该第一干扰参数阈值包括第一干扰能量阈值,则数据发送端从该第一干扰信号能量小于或者等于该第一干扰能量阈值的时间频率资源的位置中,确定该响应信息传输时占用的时间频率资源位置,例如,可以该第二干扰信号能量小于或者等于该第二干扰能量阈值的时间频率资源的位置中,随机确定预设数量的时间频率资源,作为至少一个该选定时间频率资源位置。
若该第一干扰参数阈值包括该第一比例,则数据发送端从第一干扰信号能量最小的时间频率资源中,按照该第一百分比或者第一数量确定该响应信息传输时占用的时间频率资源位置。
其中,该时间频率偏移可以预先设置好的,例如,可以将频率偏移值设置为0,将时间偏移值设为100ms的整数倍。另外,在根据已经测量到的该第一接收信号能量预测第一偏移时间频率资源上的第一干扰信号强度时,数据发送端可计算测量得到的第一接收信号能量的平均值,并将该平均值作为该第一干扰信号强度。
需要说明的是,由于数据接收端在接收到数据发送端发送的用户数据后,需要对用户数据进行处理(如校验等处理),为了确保数据接收端在完成对用户数据的处理后,再进行响应信息的发送,在本实施例中,该响应信息传输时占用的时间频率资源的起始资源单位与该响应信息对应的用户数据占用的时间频率资源的终止资源单位之间的时间差,大于或者等于预设时间差 阈值,其中,该预设时间差阈值可以是根据数据接收端对用户数据的处理时延预先设置的,从而避免了数据接收端在还未完成对用户数据的处理,就向数据发送端发送响应信息。
另外,为了确保数据发送端能够成功接收到数据接收端发送的响应信息,该数据发送端还可以确定该数据接收端发送响应信息时的发送功率,并向该数据接收端指示该发送功率。
在一种可能的实现方式中,可以根据该响应信息传输时占用的时间频率资源上的信号参数确定该发送功率,该信号参数可以是该响应信息传输时占用的时间频率资源上的该第一其他用户设备的目标干扰信号强度,和/或,该响应信息传输时占用的时间频率资源上的目标干扰信号能量,这样,在本实施例中,可以获取该响应信息传输时占用的时间频率资源上的该第一其他用户设备的目标干扰信号强度,根据该目标干扰信号强度确定该发送功率;和/或,获取该响应信息传输时占用的时间频率资源上的目标干扰信号能量,并根据该目标干扰信号能量确定该发送功率。
示例地,该信号参数的值越高,则确定的发送功率越高,反之,该信号参数的值越低,则确定的发送功率越低,例如,可以预先设置多个信号参数范围和发送功率的对应关系,在得到该信号参数后,确定该信号参数所在的信号参数范围,并确定该信号参数范围对应的发送功率;又如,可以设置一默认的发送功率,该默认的发送功率对应的信号参数为P,并预先设置参数差值范围和发送功率差值的对应关系,在得到该响应信息传输时占用的时间频率资源上的信号参数后,若确定该响应信息传输时占用的时间频率资源上的信号参数大于P,并确定与该信号参数P的差值所在参数差值范围为范围A,则根据参数差值范围和发送功率差值的对应关系确定该范围A对应的发送功率差值,并按照该发送功率差值提高默认的发送功率;若确定该该响应信息传输时占用的时间频率资源上的信号参数小于P,并确定与该信号参数 P的差值所在参数差值范围为范围B,则根据参数差值范围和发送功率差值的对应关系确定该范围B对应的发送功率差值,并按照该发送功率差值降低默认的发送功率,当然,上述确定发送功率的方法只是示例说明,本公开对此不作限定。
在确定发送功率后,可以在后续向该数据接收端指示该响应信息传输时占用的时间频率资源的位置的同时,指示该发送功率。
S302、数据发送端向该数据接收端指示该响应信息传输时占用的时间频率资源的位置。
其中,可以在指示该响应信息对应的数据传输的时间频率资源位置的数据调度信息中包含指示该响应信息传输时占用的时间频率资源的位置。
在本步骤中,可以通过以下两种方式中的任一种指示该响应信息传输时占用的时间频率资源的位置。
方式一:指示该响应信息传输时占用的时间频率资源位置与该响应信息对应的用户数据所占用的时间频率资源位置的相对距离。
示例地,该相对距离可以是该响应信息传输时占用的时间频率资源的起始位置与该响应信息对应的用户数据所占用的时间频率资源的起始位置之间的起始间距,该相对距离还可以是该响应信息传输时占用的时间频率资源的终止位置与该响应信息对应的用户数据所占用的时间频率资源的终止位置之间的终止间距,这样,数据接收端在接收到数据发送端指示的该响应信息传输时占用的时间频率资源的位置后,即可根据该起始间距或者终止间距确定该响应信息传输时占用的时间频率资源的位置。
需要说明的是,若数据调度信息指示进行多次数据传输,则该响应信息传输时占用的时间频率资源与最后一次传输的用户数据占用的时间频率资源的位置间距。
另外,在该多次数据传输包括在多个时间频率资源上重复发送该用户数 据时,可以向该数据接收端指示在每个用户数据对应的响应信息传输时占用的时间频率资源的位置;或者,也可以将相同的该用户数据合并,并向该数据接收端指示在合并后的用户数据对应的响应信息传输时占用的时间频率资源的位置。
方式二:指示该时间频率资源在所属资源池中对应的资源池周期,以及在该资源池周期中的时间频率资源位置。
其中,该资源池包括按照预设周期对系统配置的时间频率资源划分后得到的资源池。需要说明的是,传输资源池的划分可以参考现有技术中资源池的划分,此处不再赘述。
另外,在指示该响应信息传输时占用的时间频率资源的位置时,可以固定相对时间位置,只指示相对频率位置,也可以固定相对频率位置,只指示相对时间位置;这样,能够减少在指示该响应信息传输时占用的时间频率资源的位置时占用的信令比特,从而节约通信资源。
S303、数据接收端接收到该数据发送端指示该响应信息传输时占用的时间频率资源的位置。
其中,该响应信息传输时占用的时间频率资源位置可以是与该响应信息对应的用户数据所占用的时间频率资源位置的相对距离。
例如,该相对距离可以是该响应信息传输时占用的时间频率资源的起始位置与该响应信息对应的用户数据所占用的时间频率资源的起始位置之间的起始间距,这样,数据接收端在接收到数据发送端指示的该响应信息传输时占用的时间频率资源的位置后,即可根据该起始间距确定响应信息传输时占用的时间频率资源的起始位置,从而确定该响应信息传输时占用的时间频率资源的位置,该相对距离还可以是该响应信息传输时占用的时间频率资源的终止位置与该响应信息对应的用户数据所占用的时间频率资源的终止位置之间的终止间距,数据接收端在接收到数据发送端指示的该响应信息传输 时占用的时间频率资源的位置后,即可根据该终止间距确定响应信息传输时占用的时间频率资源的终止位置,从而确定该响应信息传输时占用的时间频率资源的位置。
该响应信息传输时占用的时间频率资源位置还可以是该时间频率资源在所属资源池中对应的资源池周期,以及在该资源池周期中的时间频率资源位置。这样,数据接收端即可根据该资源池周期以及在该资源池周期中的时间频率资源位置确定响应信息传输时占用的时间频率资源位置。
S304、数据接收端从该数据发送端指示的该响应信息传输时占用的时间频率资源的位置中,确定至少一个选定时间频率资源位置。
在一种可能的实现方式中,可以将该响应信息传输时每个占用的时间频率资源的位置,确定为至少一个选定时间频率资源位置。
本方式即为将发送端指示的全部位置都确定为至少一个选定时间频率资源位置。
在另一种可能的实现方式中,可以通过以下两种方式中的至少一种确定至少一个选定时间频率资源位置:
方式一:监听除该数据接收端外的第二其他用户设备的信息发送,并根据监听结果确定至少一个该选定时间频率资源位置。
在本方式一中,可以接收该第二其他用户设备发送的第二控制信息,并根据该第二控制信息,从该响应信息传输时占用的时间频率资源中确定未被占用的时间频率资源,并从该未被占用的时间频率资源中确定至少一个该选定时间频率资源位置,该第二控制信息包括该第二其他用户设备占用的时间频率资源的指示信息。
方式二:测量该第二其他用户设备在该响应信息传输时占用的时间频率资源的位置上的信号干扰,并根据该测量结果确定至少一个该选定时间频率资源位置。
其中,信号干扰可以通过第二干扰信号参数表征,该第二干扰信号参数可以包括第二干扰信号强度和/或第二干扰信号能量,即第二干扰信号强度或者第二干扰信号能量越大,则信号干扰越强,相应地,时间频率资源被占用的可能性越高,在本方式中,可以测量该第二其他用户设备在该响应信息传输时占用的时间频率资源的位置上的第二干扰信号参数,并获取第二干扰参数阈值,并根据该第二干扰参数阈值和该第二干扰信号参数确定至少一个该选定时间频率资源位置。
对于第二干扰参数阈值的获取,一种方式是可以获取预先配置的该第二干扰参数阈值;另一种方式是当该数据发送端处于基站覆盖范围内时,可以获取基站通过下行信令配置的该第二干扰参数阈值,当然,在数据发送端处于基站覆盖范围内时,也可以获取预先配置的该第二干扰参数阈值,对公开对此不作限定。
下面以该第二干扰信号参数分别包括第二干扰信号强度或者第二干扰信号能量为例,对该响应信息传输时占用的时间频率资源位置的确定进行说明:
在该第二干扰信号参数包括第二干扰信号强度时,该第二干扰参数阈值包括第二干扰强度阈值,数据接收端测量该第二其他用户设备发送的第二控制信息和/或用户数据占用的时间频率资源上的第二参考信号强度,并根据已经测量到的该第二参考信号强度预测该第二其他用户设备后续占用的时间频率资源上的第二干扰信号强度,并从该第二干扰信号强度小于或者等于该第二干扰强度阈值的时间频率资源的位置中,确定至少一个该选定时间频率资源位置。
例如,可以从该第二干扰信号强度小于或者等于该第二干扰强度阈值的时间频率资源的位置中,随机确定预设数量的时间频率资源,作为至少一个该选定时间频率资源位置。
其中,在根据已经测量到的该第二参考信号强度预测第二干扰信号强度时,数据接收端可能测量得到多个第二参考信号强度,则在本实施例中,可以将最后一个测量到的第二参考信号强度作为该第二干扰信号强度。
在该第二干扰信号参数包括第二干扰信号能量,该第二干扰参数阈值包括第二干扰能量阈值和/或第二比例,该第二比例包括第二百分比或者第二数量时,数据接收端可以测量该响应信息传输时占用的时间频率资源的位置上的第二接收信号能量,并根据该第二接收信号能量预测该响应信息传输时占用的时间频率资源经过时间频率偏移后的第二偏移时间频率资源上的第二干扰信号能量,在得到第二干扰信号能量后,若该第二干扰参数阈值包括第二干扰能量阈值,则数据接收端从该第二干扰信号能量小于或者等于该第二干扰能量阈值的时间频率资源的位置中,确定至少一个选定时间频率资源位置,例如,可以从该第二干扰信号能量小于或者等于该第二干扰能量阈值的时间频率资源的位置中,随机确定预设数量的时间频率资源,作为至少一个该选定时间频率资源位置。
若该第二干扰参数阈值包括该第二比例,则数据接收端从该第二干扰信号能量最小的时间频率资源中,按照该第二百分比或者该第二数量确定至少一个选定时间频率资源位置。
S305、数据接收端在接收到该数据发送端发送的用户数据后,在至少一个该目标时间频率资源位置上向该数据发送端发送该响应信息。
需要说明的是,数据发送端在指示该响应信息传输时占用的时间频率资源的同时,还可以指示数据接收端发送响应信息的发送功率,则在本步骤中,数据接收端接收该数据发送端指示的发送功率,并在至少一个该选定时间频率资源位置上,按照该发送功率向该数据发送端发送该响应信息。
S306、数据发送端在该响应信息传输时占用的每个该时间频率资源的位置上尝试接收该数据接收端发送的该响应信息。
其中,该响应信息传输时占用的该时间频率资源的位置可以是至少一个,则在本步骤中,数据发送端在该响应信息传输时占用的每个时间频率资源的位置上尝试接收该数据接收端发送的该响应信息。
采用上述方法,在用户设备之间的直连通信系统中,通过数据发送端确定数据接收端在响应信息传输时占用的反馈传输资源的位置,并将该响应信息传输时占用的反馈传输资源的位置指示给数据接收端,以便数据接收端在接收到该数据发送端发送的用户数据后,在数据发送端指示的时间频率资源位置上向该数据发送端发送响应信息,从而实现响应信息的传输,另外,本公开通过数据发送端确定反馈传输资源的位置,还能够通过广播消息将确定的反馈传输资源的位置告知其他终端设备,从而进行资源占用,以减少在发送响应信息时的发送时延。
图4为本公开实施例提供的一种发送响应信息的装置,如图4所示,在直连通信系统中,用户设备之间通过直连通信链路直接进行通信,该用户设备包括用于发送用户数据的数据发送端和用于接收该用户数据的数据接收端,该装置应用于该直连通信系统中的数据发送端,包括:
位置确定模块401,被配置为确定该用户数据的数据接收端在响应信息传输时占用的时间频率资源的位置。
位置指示模块402,被配置为向该数据接收端指示该响应信息传输时占用的时间频率资源的位置。
响应信息接收模块403,被配置为在该时间频率资源的位置上接收该数据接收端发送的响应信息。
可选地,该位置确定模块401,被配置为监听除该数据发送端外的第一其他用户设备的信息发送,并根据监听结果确定该响应信息传输时占用的时间频率资源位置;和/或,被配置为测量该第一其他用户设备在目标时间频率资源上的信号干扰,并根据该测量结果确定该响应信息传输时占用的时间频 率资源位置。
可选地,该位置确定模块401,被配置为接收该第一其他用户设备发送的第一控制信息,并根据该第一控制信息,从未被占用的时间频率资源中确定该响应信息传输时占用的时间频率资源位置,该第一控制信息包括该第一其他用户设备占用的时间频率资源的指示信息。
可选地,该位置确定模块401,被配置为测量该第一其他用户设备在目标时间频率资源上的第一干扰信号参数,并获取第一干扰参数阈值,并根据该第一干扰参数阈值和该第一干扰信号参数确定该响应信息传输时占用的时间频率资源位置,该第一干扰信号参数包括第一干扰信号强度和/或第一干扰信号能量。
可选地,该位置确定模块401,被配置为测量该第一其他用户设备发送的第一控制信息和/或用户数据占用的时间频率资源上的第一参考信号强度,并根据已经测量到的该第一参考信号强度预测该第一其他用户设备后续占用的时间频率资源上的第一干扰信号强度。
可选地,该第一干扰参数阈值包括第一干扰强度阈值,该位置确定模块401,被配置为从该第一干扰信号强度小于或者等于该第一干扰强度阈值的时间频率资源的位置中,确定该响应信息传输时占用的时间频率资源位置。
可选地,在该第一干扰信号参数包括第一干扰信号能量时,该位置确定模块401,被配置为测量该目标时间频率资源位置上的第一接收信号能量,并根据已经测量到的该第一接收信号能量预测该目标时间频率资源经过时间频率偏移后的第一偏移时间频率资源上的第一干扰信号能量。
可选地,该第一干扰参数阈值包括第一干扰能量阈值和/或第一比例,该第一比例包括第一百分比或者第一数量;该位置确定模块401,被配置为在该第一干扰参数阈值包括该第一干扰能量阈值时,从该第一干扰信号能量小于或者等于该第一干扰能量阈值的时间频率资源的位置中,确定该响应信 息传输时占用的时间频率资源位置;在该第一干扰参数阈值包括该第一比例时,从第一干扰信号能量最小的时间频率资源中,按照该第一百分比或者第一数量确定该响应信息传输时占用的时间频率资源位置。
可选地,该位置确定模块401,被配置为获取预先配置的该第一干扰参数阈值;和/或,被配置为当该数据发送端处于基站覆盖范围内时,获取基站通过下行信令配置的该第一干扰参数阈值。
可选地,如图5所示,该装置还包括:功率确定模块404,被配置为确定该数据接收端发送响应信息时的发送功率,并向该数据接收端指示该发送功率。
可选地,该功率确定模块404,被配置为获取该响应信息传输时占用的时间频率资源上的该第一其他用户设备的目标干扰信号强度,根据该目标干扰信号强度确定该发送功率;和/或,被配置为获取该响应信息传输时占用的时间频率资源上的目标干扰信号能量,并根据该目标干扰信号能量确定该发送功率。
可选地,该位置指示模块402,被配置为指示该响应信息传输时占用的时间频率资源位置与该响应信息对应的用户数据所占用的时间频率资源位置的相对距离;或者,被配置为指示该时间频率资源在所属资源池中对应的资源池周期,以及在该资源池周期中的时间频率资源位置,该资源池包括按照预设周期对系统配置的时间频率资源划分后得到的资源池。
可选地,该时间频率资源与该响应信息对应的用户数据所占用的时间频率资源位置的相对距离包括:在进行多次数据传输时,该响应信息传输时占用的时间频率资源与最后一次传输的用户数据占用的时间频率资源的位置间距。
可选地,在该多次数据传输包括在多个时间频率资源上重复发送该用户数据时,该位置指示模块402,被配置为向该数据接收端指示在每个用户数 据对应的响应信息传输时占用的时间频率资源的位置;或者,被配置为将相同的该用户数据合并,并向该数据接收端指示在合并后的用户数据对应的响应信息传输时占用的时间频率资源的位置。
可选地,该位置指示模块402,被配置为在指示该响应信息对应的数据传输的时间频率资源位置的数据调度信息中包含指示该响应信息传输时占用的时间频率资源的位置。
可选地,该响应信息传输时占用的时间频率资源的起始资源单位与该响应信息对应的用户数据占用的时间频率资源的终止资源单位之间的时间差,大于或者等于预设时间差阈值。
可选地,该响应信息接收模块403,被配置为在该响应信息传输时占用的每个该时间频率资源的位置上尝试接收该数据接收端发送的该响应信息。
采用上述装置,在用户设备之间的直连通信系统中,通过数据发送端确定数据接收端在响应信息传输时占用的反馈传输资源的位置,并将该响应信息传输时占用的反馈传输资源的位置指示给数据接收端,以便数据接收端在接收到该数据发送端发送的用户数据后,在数据发送端指示的时间频率资源位置上向该数据发送端发送响应信息,从而实现响应信息的传输。
图6为本公开实施例提供的一种发送响应信息的装置,如图6所示,在直连通信系统中,用户设备之间通过直连通信链路直接进行通信,该用户设备包括用于发送用户数据的数据发送端和用于接收该用户数据的数据接收端,该装置应用于该直连通信系统中的数据接收端,包括:
位置指示接收模块601,被配置为接收数据发送端指示该响应信息传输时占用的时间频率资源的位置;
资源位置确定模块602,被配置为从该数据发送端指示的该响应信息传输时占用的时间频率资源的位置中,确定至少一个选定时间频率资源位置;
响应信息发送模块603,被配置为在接收到该数据发送端发送的用户数据后,在至少一个该选定时间频率资源位置上向该数据发送端发送该响应信息。
可选地,如图7所示,该装置还包括:
功率指示接收模块604,被配置为接收该数据发送端指示的发送功率;
该响应信息发送模块604,被配置为在至少一个该选定时间频率资源位置上,按照该发送功率向该数据发送端发送该响应信息。
可选地,该资源位置确定模块602,被配置为将该响应信息传输时占用的每个时间频率资源的位置,确定为至少一个选定时间频率资源位置。
可选地,该资源位置确定模块602,被配置为监听除该数据接收端外的第二其他用户设备的信息发送,并根据监听结果确定至少一个该选定时间频率资源位置;和/或,被配置为测量该第二其他用户设备在该响应信息传输时占用的时间频率资源的位置上的信号干扰,并根据该测量结果确定至少一个该选定时间频率资源位置。
可选地,该资源位置确定模块602,被配置为接收该第二其他用户设备发送的第二控制信息,并根据该第二控制信息,从该响应信息传输时占用的时间频率资源中确定未被占用的时间频率资源,并从该未被占用的时间频率资源中确定至少一个该选定时间频率资源位置,该第二控制信息包括该第二其他用户设备占用的时间频率资源的指示信息。
可选地,该资源位置确定模块602,被配置为测量该第二其他用户设备在该响应信息传输时占用的时间频率资源的位置上的第二干扰信号参数,并获取第二干扰参数阈值,并根据该第二干扰参数阈值和该第二干扰信号参数确定至少一个该选定时间频率资源位置,该第二干扰信号参数包括第二干扰信号强度和/或第二干扰信号能量。
可选地,在该第二干扰信号参数包括第二干扰信号强度时,该资源位置 确定模块602,被配置为测量该第二其他用户设备发送的第二控制信息和/或用户数据占用的时间频率资源上的第二参考信号强度,并根据已经测量到的该第二参考信号强度预测该第二其他用户设备后续占用的时间频率资源上的第二干扰信号强度。
可选地,该第二干扰参数阈值包括第二干扰强度阈值,该资源位置确定模块602,被配置为从该第二干扰信号强度小于或者等于该第二干扰强度阈值的时间频率资源的位置中,确定至少一个该选定时间频率资源位置。
可选地,在该第二干扰信号参数包括第二干扰信号能量时,该资源位置确定模块602,用于测量该响应信息传输时占用的时间频率资源的位置上的第二接收信号能量,并根据该第二接收信号能量预测该响应信息传输时占用的时间频率资源经过时间频率偏移后的第二偏移时间频率资源上的第二干扰信号能量。
可选地,该第二干扰参数阈值包括第二干扰能量阈值和/或第二比例,该第二比例包括第二百分比或者第二数量;该资源位置确定模块602,被配置为在该第二干扰参数阈值包括该第二干扰能量阈值时,从该第二干扰信号能量小于或者等于该第二干扰能量阈值的时间频率资源的位置中,确定至少一个选定时间频率资源位置;在该第二干扰参数阈值包括该第二比例时,从该第二干扰信号能量最小的时间频率资源中,按照该第二百分比或者该第二数量确定至少一个选定时间频率资源位置。
可选地,该资源位置确定模块602,被配置为获取预先配置的该第二干扰参数阈值;和/或,被配置为当该数据接收端处于基站覆盖范围内时,通过基站下行信令配置的该第二干扰参数阈值。
采用上述装置,在用户设备之间的直连通信系统中,通过数据发送端确定数据接收端在响应信息传输时占用的反馈传输资源的位置,并将该响应信息传输时占用的反馈传输资源的位置指示给数据接收端,以便数据接收端在 接收到该数据发送端发送的用户数据后,在数据发送端指示的时间频率资源位置上向所述数据发送端发送响应信息,从而完成响应信息的传输。
所属本领域的技术人员可以清楚地了解到,为描述的方便和简洁,上述描述的装置的具体工作过程和描述,可以参考前述方法实施例中的对应过程,在此不再赘述。
图8是本公开一实施例提供的一种电子设备的框图,如图8所示,该电子设备800可以是数据发送端或者数据接收端,包括:处理器801,存储器802,多媒体组件803,输入/输出(I/O)接口804,以及通信组件805。
其中,处理器801用于控制该装置800的整体操作,以完成上述用于发送响应信息的方法的全部或部分步骤。存储器802用于存储各种类型的数据以支持在该装置800的操作,这些数据的例如可以包括用于在该装置800上操作的任何应用程序或方法的指令,以及应用程序相关的数据,例如联系人数据、收发的消息、图片、音频、视频等等。
该存储器802可以由任何类型的易失性或非易失性存储终端设备或者它们的组合实现,例如静态随机存取存储器(Static Random Access Memory,简称SRAM),电可擦除可编程只读存储器(Electrically Erasable Programmable Read-Only Memory,简称EEPROM),可擦除可编程只读存储器(Erasable Programmable Read-Only Memory,简称EPROM),可编程只读存储器(Programmable Read-Only Memory,简称PROM),只读存储器(Read-Only Memory,简称ROM),磁存储器,快闪存储器,磁盘或光盘。多媒体组件803可以包括屏幕和音频组件。其中屏幕例如可以是触摸屏,音频组件用于输出和/或输入音频信号。例如,音频组件可以包括一个麦克风,麦克风用于接收外部音频信号。所接收的音频信号可以被进一步存储在存储器802或通过通信组件805发送。音频组件还包括至少一个扬声器,用于输出音频信号。I/O接口804为处理器801和其他接口模块之间提供接口,上 述其他接口模块可以是键盘,鼠标,按钮等。这些按钮可以是虚拟按钮或者实体按钮。通信组件805用于该装置800与其他终端设备之间进行有线或无线通信。无线通信,例如Wi-Fi,蓝牙,近场通信(Near Field Communication,简称NFC),2G、3G或4G,或它们中的一种或几种的组合,因此相应的该通信组件805可以包括:Wi-Fi模块,蓝牙模块,NFC模块。
在一示例性实施例中,装置800可以被一个或多个应用专用集成电路(Application Specific Integrated Circuit,简称ASIC)、数字信号处理器(Digital Signal Processor,简称DSP)、数字信号处理终端设备(Digital Signal Processing Device,简称DSPD)、可编程逻辑器件(Programmable Logic Device,简称PLD)、现场可编程门阵列(Field Programmable Gate Array,简称FPGA)、控制器、微控制器、微处理器或其他电子元件实现,用于执行上述发送响应信息的方法。
在另一示例性实施例中,还提供了一种包括程序指令的计算机可读存储介质,该程序指令被处理器执行时实现上述发送信息的方法的步骤。例如,该计算机可读存储介质可以为上述包括程序指令的存储器802,上述程序指令可由电子设备800的处理器801执行以完成上述的发送响应信息的方法。
以上结合附图详细描述了本公开的优选实施方式,但是,本公开并不限于上述实施方式中的具体细节,在本公开的技术构思范围内,可以对本公开的技术方案进行多种简单变型,这些简单变型均属于本公开的保护范围。
另外需要说明的是,在上述具体实施方式中所描述的各个具体技术特征,在不矛盾的情况下,可以通过任何合适的方式进行组合,为了避免不必要的重复,本公开对各种可能的组合方式不再另行说明。
此外,本公开的各种不同的实施方式之间也可以进行任意组合,只要其不违背本公开的思想,其同样应当视为本公开所公开的内容。

Claims (60)

  1. 一种发送响应信息的方法,其特征在于,在直连通信系统中,用户设备之间通过直连通信链路直接进行通信,所述用户设备包括用于发送用户数据的数据发送端和用于接收所述用户数据的数据接收端,所述方法应用于所述直连通信系统中的数据发送端,包括:
    确定所述用户数据的数据接收端在响应信息传输时占用的时间频率资源的位置;
    向所述数据接收端指示所述响应信息传输时占用的时间频率资源的位置;
    在所述时间频率资源的位置上接收所述数据接收端发送的响应信息。
  2. 根据权利要求1所述的方法,其特征在于,所述确定所述用户数据的数据接收端在响应信息传输时占用的时间频率资源的位置包括:
    监听除所述数据发送端外的第一其他用户设备的信息发送,并根据监听结果确定所述响应信息传输时占用的时间频率资源位置;和/或,
    测量所述第一其他用户设备在目标时间频率资源上的信号干扰,并根据所述测量结果确定所述响应信息传输时占用的时间频率资源位置。
  3. 根据权利要求2所述的方法,其特征在于,所述监听除所述数据发送端外的第一其他用户设备的信息发送包括:
    接收所述第一其他用户设备发送的第一控制信息,所述第一控制信息包括所述第一其他用户设备占用的时间频率资源的指示信息;
    所述根据监听结果确定所述响应信息传输时占用的时间频率资源位置包括:
    根据所述第一控制信息,从未被占用的时间频率资源中确定所述响应信 息传输时占用的时间频率资源位置。
  4. 根据权利要求2所述的方法,其特征在于,所述测量所述第一其他用户设备在目标时间频率资源上的信号干扰包括:
    测量所述第一其他用户设备在目标时间频率资源上的第一干扰信号参数;所述第一干扰信号参数包括第一干扰信号强度和/或第一干扰信号能量;
    所述根据所述测量结果确定所述响应信息传输时占用的时间频率资源位置包括:
    获取第一干扰参数阈值,并根据所述第一干扰参数阈值和所述第一干扰信号参数确定所述响应信息传输时占用的时间频率资源位置。
  5. 根据权利要求4所述的方法,其特征在于,在所述第一干扰信号参数包括第一干扰信号强度时,所述测量所述第一其他用户设备在目标时间频率资源上的第一干扰信号参数包括:
    测量所述第一其他用户设备发送的第一控制信息和/或用户数据占用的时间频率资源上的第一参考信号强度,并根据已经测量到的所述第一参考信号强度预测所述第一其他用户设备后续占用的时间频率资源上的第一干扰信号强度。
  6. 根据权利要求5所述的方法,其特征在于,所述第一干扰参数阈值包括第一干扰强度阈值,所述根据所述第一干扰参数阈值和所述第一干扰信号参数确定所述响应信息传输时占用的时间频率资源位置包括:
    从所述第一干扰信号强度小于或者等于所述第一干扰强度阈值的时间频率资源的位置中,确定所述响应信息传输时占用的时间频率资源位置。
  7. 根据权利要求4所述的方法,其特征在于,在所述第一干扰信号参数包括第一干扰信号能量时,所述测量所述第一其他用户设备在目标时间频率资源上的第一干扰信号参数包括:
    测量所述目标时间频率资源位置上的第一接收信号能量,并根据已经测量到的所述第一接收信号能量预测所述目标时间频率资源经过时间频率偏移后的第一偏移时间频率资源上的第一干扰信号能量。
  8. 根据权利要求7所述的方法,其特征在于,所述第一干扰参数阈值包括第一干扰能量阈值和/或第一比例,所述第一比例包括第一百分比或者第一数量;
    所述根据所述第一干扰参数阈值和所述第一干扰信号参数确定所述响应信息传输时占用的时间频率资源位置包括:
    在所述第一干扰参数阈值包括所述第一干扰能量阈值时,从所述第一干扰信号能量小于或者等于所述第一干扰能量阈值的时间频率资源的位置中,确定所述响应信息传输时占用的时间频率资源位置;
    在所述第一干扰参数阈值包括所述第一比例时,从第一干扰信号能量最小的时间频率资源中,按照所述第一百分比或者第一数量确定所述响应信息传输时占用的时间频率资源位置。
  9. 根据权利要求4至8任一项所述的方法,其特征在于,所述获取第一干扰参数阈值包括:
    获取预先配置的所述第一干扰参数阈值;和/或,
    当所述数据发送端处于基站覆盖范围内时,获取基站通过下行信令配置的所述第一干扰参数阈值。
  10. 根据权利要求2所述的方法,其特征在于,在所述时间频率资源的位置上接收所述数据接收端发送的响应信息前,所述方法还包括:
    确定所述数据接收端发送响应信息时的发送功率,并向所述数据接收端指示所述发送功率。
  11. 根据权利要求10所述的方法,其特征在于,所述确定所述数据接收端响应信息传输时的发送功率包括:
    获取所述响应信息传输时占用的时间频率资源上的所述第一其他用户设备的目标干扰信号强度,根据所述目标干扰信号强度确定所述发送功率;和/或,
    获取所述响应信息传输时占用的时间频率资源上的目标干扰信号能量,并根据所述目标干扰信号能量确定所述发送功率。
  12. 根据权利要求1所述的方法,其特征在于,所述向所述数据接收端指示所述响应信息传输时占用的时间频率资源的位置包括:
    指示所述响应信息传输时占用的时间频率资源位置与所述响应信息对应的用户数据所占用的时间频率资源位置的相对距离;或者,
    指示所述时间频率资源在所属资源池中对应的资源池周期,以及在所述资源池周期中的时间频率资源位置,所述资源池包括按照预设周期对系统配置的时间频率资源划分后得到的资源池。
  13. 根据权利要求12所述的方法,其特征在于,所述时间频率资源与所述响应信息对应的用户数据所占用的时间频率资源位置的相对距离包括:
    在进行多次数据传输时,所述响应信息传输时占用的时间频率资源与最后一次传输的用户数据占用的时间频率资源的位置间距。
  14. 根据权利要求13所述的方法,其特征在于,在所述多次数据传输包括在多个时间频率资源上重复发送所述用户数据时,所述向所述数据接收端指示所述响应信息传输时占用的时间频率资源的位置包括:
    向所述数据接收端指示在每个用户数据对应的响应信息传输时占用的时间频率资源的位置;或者,
    将相同的所述用户数据合并,并向所述数据接收端指示在合并后的用户数据对应的响应信息传输时占用的时间频率资源的位置。
  15. 根据权利要求1所述的方法,其特征在于,所述向所述数据接收端指示所述响应信息传输时占用的时间频率资源的位置包括:
    在指示所述响应信息对应的数据传输的时间频率资源位置的数据调度信息中包含指示所述响应信息传输时占用的时间频率资源的位置。
  16. 根据权利要求1所述的方法,其特征在于,所述响应信息传输时占用的时间频率资源的起始资源单位与所述响应信息对应的用户数据占用的时间频率资源的终止资源单位之间的时间差,大于或者等于预设时间差阈值。
  17. 根据权利要求1所述的方法,其特征在于,所述在所述时间频率资源的位置上接收所述数据接收端发送的响应信息包括:
    在所述响应信息传输时占用的每个所述时间频率资源的位置上尝试接收所述数据接收端发送的所述响应信息。
  18. 一种发送响应信息的方法,其特征在于,在直连通信系统中,用户设备之间通过直连通信链路直接进行通信,所述用户设备包括用于发送用户数据的数据发送端和用于接收所述用户数据的数据接收端,所述方法应用于 所述直连通信系统中的数据接收端,包括:接收数据发送端指示所述响应信息传输时占用的时间频率资源的位置;
    从所述数据发送端指示的所述响应信息传输时占用的时间频率资源的位置中,确定至少一个选定时间频率资源位置;
    在接收到所述数据发送端发送的用户数据后,在至少一个所述选定时间频率资源位置上向所述数据发送端发送所述响应信息。
  19. 根据权利要求18所述的方法,其特征在于,在至少一个所述选定时间频率资源位置上向所述数据发送端发送所述响应信息前,所述方法还包括:
    接收所述数据发送端指示的发送功率;
    所述在至少一个所述选定时间频率资源位置上向所述数据发送端发送所述响应信息包括:
    在至少一个所述选定时间频率资源位置上,按照所述发送功率向所述数据发送端发送所述响应信息。
  20. 根据权利要求18或19所述的方法,其特征在于,所述从所述数据发送端指示的所述响应信息传输时占用的时间频率资源的位置中,确定至少一个选定时间频率资源位置包括:
    将所述响应信息传输时占用的每个时间频率资源的位置,确定为至少一个选定时间频率资源位置。
  21. 根据权利要求18或19所述的方法,其特征在于,所述从所述数据发送端指示的所述响应信息传输时占用的时间频率资源的位置中,确定至少一个选定时间频率资源位置包括:
    监听除所述数据接收端外的第二其他用户设备的信息发送,并根据监听结果确定至少一个所述选定时间频率资源位置;和/或,
    测量所述第二其他用户设备在所述响应信息传输时占用的时间频率资源的位置上的信号干扰,并根据所述测量结果确定至少一个所述选定时间频率资源位置。
  22. 根据权利要求21所述的方法,其特征在于,所述监听除所述数据接收端外的第二其他用户设备的信息发送包括:
    接收所述第二其他用户设备发送的第二控制信息,所述第二控制信息包括所述第二其他用户设备占用的时间频率资源的指示信息;
    所述根据监听结果确定至少一个所述选定时间频率资源位置包括:
    根据所述第二控制信息,从所述响应信息传输时占用的时间频率资源中确定未被占用的时间频率资源,并从所述未被占用的时间频率资源中确定至少一个所述选定时间频率资源位置。
  23. 根据权利要求21所述的方法,其特征在于,所述测量所述第二其他用户设备在所述响应信息传输时占用的时间频率资源的位置上的信号干扰包括:
    测量所述第二其他用户设备在所述响应信息传输时占用的时间频率资源的位置上的第二干扰信号参数,所述第二干扰信号参数包括第二干扰信号强度和/或第二干扰信号能量;
    所述根据所述测量结果确定至少一个所述选定时间频率资源位置包括:
    获取第二干扰参数阈值,并根据所述第二干扰参数阈值和所述第二干扰信号参数确定至少一个所述选定时间频率资源位置。
  24. 根据权利要求23所述的方法,其特征在于,在所述第二干扰信号参数包括第二干扰信号强度时,所述测量所述第二其他用户设备在所述响应信息传输时占用的时间频率资源的位置上的第二干扰信号参数包括:
    测量所述第二其他用户设备发送的第二控制信息和/或用户数据占用的时间频率资源上的第二参考信号强度,并根据已经测量到的所述第二参考信号强度预测所述第二其他用户设备后续占用的时间频率资源上的第二干扰信号强度。
  25. 根据权利要求24所述的方法,其特征在于,所述第二干扰参数阈值包括第二干扰强度阈值,所述根据所述第二干扰参数阈值和所述第二干扰信号参数确定至少一个所述选定时间频率资源位置包括:
    从所述第二干扰信号强度小于或者等于所述第二干扰强度阈值的时间频率资源的位置中,确定至少一个所述选定时间频率资源位置。
  26. 根据权利要求23所述的方法,其特征在于,在所述第二干扰信号参数包括第二干扰信号能量时,所述测量所述第二其他用户设备在所述响应信息传输时占用的时间频率资源的位置上的第二干扰信号参数包括:
    测量所述响应信息传输时占用的时间频率资源的位置上的第二接收信号能量,并根据所述第二接收信号能量预测所述响应信息传输时占用的时间频率资源经过时间频率偏移后的第二偏移时间频率资源上的第二干扰信号能量。
  27. 根据权利要求26所述的方法,其特征在于,所述第二干扰参数阈值包括第二干扰能量阈值和/或第二比例,所述第二比例包括第二百分比或者第二数量;
    所述根据所述第二干扰参数阈值和所述第二干扰信号参数确定至少一个所述选定时间频率资源位置包括:
    在所述第二干扰参数阈值包括所述第二干扰能量阈值时,从所述第二干扰信号能量小于或者等于所述第二干扰能量阈值的时间频率资源的位置中,确定至少一个选定时间频率资源位置;
    在所述第二干扰参数阈值包括所述第二比例时,从所述第二干扰信号能量最小的时间频率资源中,按照所述第二百分比或者所述第二数量确定至少一个选定时间频率资源位置。
  28. 根据权利要求23至27任一项所述的方法,其特征在于,所述获取第二干扰参数阈值包括:
    获取预先配置的所述第二干扰参数阈值;和/或,
    当所述数据接收端处于基站覆盖范围内时,通过基站下行信令配置的所述第二干扰参数阈值。
  29. 一种发送响应信息的装置,其特征在于,在直连通信系统中,用户设备之间通过直连通信链路直接进行通信,所述用户设备包括用于发送用户数据的数据发送端和用于接收所述用户数据的数据接收端,所述装置应用于所述直连通信系统中的数据发送端,包括:
    位置确定模块,被配置为确定所述用户数据的数据接收端在响应信息传输时占用的时间频率资源的位置;
    位置指示模块,被配置为向所述数据接收端指示所述响应信息传输时占用的时间频率资源的位置;
    响应信息接收模块,被配置为在所述时间频率资源的位置上接收所述数据接收端发送的响应信息。
  30. 根据权利要求29所述的装置,其特征在于,所述位置确定模块,被配置为监听除所述数据发送端外的第一其他用户设备的信息发送,并根据监听结果确定所述响应信息传输时占用的时间频率资源位置;和/或,被配置为测量所述第一其他用户设备在目标时间频率资源上的信号干扰,并根据所述测量结果确定所述响应信息传输时占用的时间频率资源位置。
  31. 根据权利要求30所述的装置,其特征在于,所述位置确定模块,被配置为接收所述第一其他用户设备发送的第一控制信息,并根据所述第一控制信息,从未被占用的时间频率资源中确定所述响应信息传输时占用的时间频率资源位置,所述第一控制信息包括所述第一其他用户设备占用的时间频率资源的指示信息。
  32. 根据权利要求31所述的装置,其特征在于,所述位置确定模块,被配置为测量所述第一其他用户设备在目标时间频率资源上的第一干扰信号参数,并获取第一干扰参数阈值,并根据所述第一干扰参数阈值和所述第一干扰信号参数确定所述响应信息传输时占用的时间频率资源位置,所述第一干扰信号参数包括第一干扰信号强度和/或第一干扰信号能量。
  33. 根据权利要求32所述的装置,其特征在于,所述位置确定模块,被配置为测量所述第一其他用户设备发送的第一控制信息和/或用户数据占用的时间频率资源上的第一参考信号强度,并根据已经测量到的所述第一参考信号强度预测所述第一其他用户设备后续占用的时间频率资源上的第一干扰信号强度。
  34. 根据权利要求33所述的装置,其特征在于,所述第一干扰参数阈 值包括第一干扰强度阈值,所述位置确定模块,被配置为从所述第一干扰信号强度小于或者等于所述第一干扰强度阈值的时间频率资源的位置中,确定所述响应信息传输时占用的时间频率资源位置。
  35. 根据权利要求32所述的装置,其特征在于,在所述第一干扰信号参数包括第一干扰信号能量时,所述位置确定模块,被配置为测量所述目标时间频率资源位置上的第一接收信号能量,并根据已经测量到的所述第一接收信号能量预测所述目标时间频率资源经过时间频率偏移后的第一偏移时间频率资源上的第一干扰信号能量。
  36. 根据权利要求35所述的装置,其特征在于,所述第一干扰参数阈值包括第一干扰能量阈值和/或第一比例,所述第一比例包括第一百分比或者第一数量;所述位置确定模块,被配置为在所述第一干扰参数阈值包括所述第一干扰能量阈值时,从所述第一干扰信号能量小于或者等于所述第一干扰能量阈值的时间频率资源的位置中,确定所述响应信息传输时占用的时间频率资源位置;在所述第一干扰参数阈值包括所述第一比例时,从第一干扰信号能量最小的时间频率资源中,按照所述第一百分比或者第一数量确定所述响应信息传输时占用的时间频率资源位置。
  37. 根据权利要求32至36任一项所述的装置,其特征在于,所述位置确定模块,被配置为获取预先配置的所述第一干扰参数阈值;和/或,被配置为当所述数据发送端处于基站覆盖范围内时,获取基站通过下行信令配置的所述第一干扰参数阈值。
  38. 根据权利要求30所述的装置,其特征在于,所述装置还包括:
    功率确定模块,被配置为确定所述数据接收端发送响应信息时的发送功率,并向所述数据接收端指示所述发送功率。
  39. 根据权利要求38所述的装置,其特征在于,所述功率确定模块,被配置为获取所述响应信息传输时占用的时间频率资源上的所述第一其他用户设备的目标干扰信号强度,根据所述目标干扰信号强度确定所述发送功率;和/或,被配置为获取所述响应信息传输时占用的时间频率资源上的目标干扰信号能量,并根据所述目标干扰信号能量确定所述发送功率。
  40. 根据权利要求29所述的装置,其特征在于,所述位置指示模块,被配置为指示所述响应信息传输时占用的时间频率资源位置与所述响应信息对应的用户数据所占用的时间频率资源位置的相对距离;或者,被配置为指示所述时间频率资源在所属资源池中对应的资源池周期,以及在所述资源池周期中的时间频率资源位置,所述资源池包括按照预设周期对系统配置的时间频率资源划分后得到的资源池。
  41. 根据权利要求40所述的装置,其特征在于,所述时间频率资源与所述响应信息对应的用户数据所占用的时间频率资源位置的相对距离包括:
    在进行多次数据传输时,所述响应信息传输时占用的时间频率资源与最后一次传输的用户数据占用的时间频率资源的位置间距。
  42. 根据权利要求41所述的装置,其特征在于,在所述多次数据传输包括在多个时间频率资源上重复发送所述用户数据时,所述位置指示模块,被配置为向所述数据接收端指示在每个用户数据对应的响应信息传输时占用的时间频率资源的位置;或者,被配置为将相同的所述用户数据合并,并 向所述数据接收端指示在合并后的用户数据对应的响应信息传输时占用的时间频率资源的位置。
  43. 根据权利要求29所述的装置,其特征在于,所述位置指示模块,被配置为在指示所述响应信息对应的数据传输的时间频率资源位置的数据调度信息中包含指示所述响应信息传输时占用的时间频率资源的位置。
  44. 根据权利要求29所述的装置,其特征在于,所述响应信息传输时占用的时间频率资源的起始资源单位与所述响应信息对应的用户数据占用的时间频率资源的终止资源单位之间的时间差,大于或者等于预设时间差阈值。
  45. 根据权利要求29所述的装置,其特征在于,所述响应信息接收模块,被配置为在所述响应信息传输时占用的每个所述时间频率资源的位置上尝试接收所述数据接收端发送的所述响应信息。
  46. 一种发送响应信息的装置,其特征在于,在直连通信系统中,用户设备之间通过直连通信链路直接进行通信,所述用户设备包括用于发送用户数据的数据发送端和用于接收所述用户数据的数据接收端,所述装置应用于所述直连通信系统中的数据接收端,包括:
    位置指示接收模块,被配置为接收数据发送端指示所述响应信息传输时占用的时间频率资源的位置;
    资源位置确定模块,被配置为从所述数据发送端指示的所述响应信息传输时占用的时间频率资源的位置中,确定至少一个选定时间频率资源位置;
    响应信息发送模块,被配置为在接收到所述数据发送端发送的用户数据 后,在至少一个所述选定时间频率资源位置上向所述数据发送端发送所述响应信息。
  47. 根据权利要求46所述的装置,其特征在于,所述装置还包括:
    功率指示接收模块,被配置为接收所述数据发送端指示的发送功率;
    所述响应信息发送模块,被配置为在至少一个所述选定时间频率资源位置上,按照所述发送功率向所述数据发送端发送所述响应信息。
  48. 根据权利要求46或47所述的装置,其特征在于,所述资源位置确定模块,被配置为将所述响应信息传输时占用的每个时间频率资源的位置,确定为至少一个选定时间频率资源位置。
  49. 根据权利要求46或47所述的装置,其特征在于,所述资源位置确定模块,被配置为监听除所述数据接收端外的第二其他用户设备的信息发送,并根据监听结果确定至少一个所述选定时间频率资源位置;和/或,被配置为测量所述第二其他用户设备在所述响应信息传输时占用的时间频率资源的位置上的信号干扰,并根据所述测量结果确定至少一个所述选定时间频率资源位置。
  50. 根据权利要求49所述的装置,其特征在于,所述资源位置确定模块,被配置为接收所述第二其他用户设备发送的第二控制信息,并根据所述第二控制信息,从所述响应信息传输时占用的时间频率资源中确定未被占用的时间频率资源,并从所述未被占用的时间频率资源中确定至少一个所述选定时间频率资源位置,所述第二控制信息包括所述第二其他用户设备占用的时间频率资源的指示信息。
  51. 根据权利要求49所述的装置,其特征在于,所述资源位置确定模块,被配置为测量所述第二其他用户设备在所述响应信息传输时占用的时间频率资源的位置上的第二干扰信号参数,并获取第二干扰参数阈值,并根据所述第二干扰参数阈值和所述第二干扰信号参数确定至少一个所述选定时间频率资源位置,所述第二干扰信号参数包括第二干扰信号强度和/或第二干扰信号能量。
  52. 根据权利要求51所述的装置,其特征在于,在所述第二干扰信号参数包括第二干扰信号强度时,所述资源位置确定模块,被配置为测量所述第二其他用户设备发送的第二控制信息和/或用户数据占用的时间频率资源上的第二参考信号强度,并根据已经测量到的所述第二参考信号强度预测所述第二其他用户设备后续占用的时间频率资源上的第二干扰信号强度。
  53. 根据权利要求51所述的装置,其特征在于,所述第二干扰参数阈值包括第二干扰强度阈值,所述资源位置确定模块,被配置为从所述第二干扰信号强度小于或者等于所述第二干扰强度阈值的时间频率资源的位置中,确定至少一个所述选定时间频率资源位置。
  54. 根据权利要求51所述的装置,其特征在于,在所述第二干扰信号参数包括第二干扰信号能量时,所述资源位置确定模块,用于测量所述响应信息传输时占用的时间频率资源的位置上的第二接收信号能量,并根据所述第二接收信号能量预测所述响应信息传输时占用的时间频率资源经过时间频率偏移后的第二偏移时间频率资源上的第二干扰信号能量。
  55. 根据权利要求54所述的装置,其特征在于,所述第二干扰参数阈 值包括第二干扰能量阈值和/或第二比例,所述第二比例包括第二百分比或者第二数量;所述资源位置确定模块,被配置为在所述第二干扰参数阈值包括所述第二干扰能量阈值时,从所述第二干扰信号能量小于或者等于所述第二干扰能量阈值的时间频率资源的位置中,确定至少一个选定时间频率资源位置;在所述第二干扰参数阈值包括所述第二比例时,从所述第二干扰信号能量最小的时间频率资源中,按照所述第二百分比或者所述第二数量确定至少一个选定时间频率资源位置。
  56. 根据权利要求51至55任一项所述的装置,其特征在于,所述资源位置确定模块,被配置为获取预先配置的所述第二干扰参数阈值;和/或,被配置为当所述数据接收端处于基站覆盖范围内时,通过基站下行信令配置的所述第二干扰参数阈值。
  57. 一种计算机可读存储介质,其特征在于,所述计算机可读存储介质中包括一个或多个程序,所述一个或多个程序用于执行权利要求1至17中任一项所述的方法。
  58. 一种计算机可读存储介质,其特征在于,所述计算机可读存储介质中包括一个或多个程序,所述一个或多个程序用于执行权利要求18至28中任一项所述的方法。
  59. 一种电子设备,其特征在于,在直连通信系统中,用户设备之间通过直连通信链路直接进行通信,所述用户设备包括用于发送用户数据的数据发送端和用于接收所述用户数据的数据接收端,所述电子设备应用于所述直连通信系统中的数据发送端,包括:
    处理器;
    用于存储处理器可执行指令的存储器;
    其中,所述处理器被配置为:确定所述用户数据的数据接收端在响应信息传输时占用的时间频率资源的位置;向所述数据接收端指示所述响应信息传输时占用的时间频率资源的位置;在所述时间频率资源的位置上接收所述数据接收端发送的响应信息。
  60. 一种电子设备,其特征在于,在直连通信系统中,用户设备之间通过直连通信链路直接进行通信,所述用户设备包括用于发送用户数据的数据发送端和用于接收所述用户数据的数据接收端,所述电子设备应用于所述直连通信系统中的数据接收端,包括:处理器;
    用于存储处理器可执行指令的存储器;
    其中,所述处理器被配置为:接收数据发送端指示所述响应信息传输时占用的时间频率资源的位置;从所述数据发送端指示的所述响应信息传输时占用的时间频率资源的位置中,确定至少一个选定时间频率资源位置;在接收到所述数据发送端发送的用户数据后,在至少一个所述选定时间频率资源位置上向所述数据发送端发送所述响应信息。
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