WO2023164851A1 - Procédé et appareil de surveillance de liaison latérale - Google Patents

Procédé et appareil de surveillance de liaison latérale Download PDF

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Publication number
WO2023164851A1
WO2023164851A1 PCT/CN2022/078904 CN2022078904W WO2023164851A1 WO 2023164851 A1 WO2023164851 A1 WO 2023164851A1 CN 2022078904 W CN2022078904 W CN 2022078904W WO 2023164851 A1 WO2023164851 A1 WO 2023164851A1
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WO
WIPO (PCT)
Prior art keywords
terminal device
sidelink
timer
signal
response
Prior art date
Application number
PCT/CN2022/078904
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English (en)
Chinese (zh)
Inventor
杨星
Original Assignee
北京小米移动软件有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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 CN202280000522.4A priority Critical patent/CN114731719A/zh
Priority to PCT/CN2022/078904 priority patent/WO2023164851A1/fr
Publication of WO2023164851A1 publication Critical patent/WO2023164851A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/14—Direct-mode setup
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/27—Transitions between radio resource control [RRC] states
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present application relates to the technical field of communications, in particular to a sidelink monitoring method and device.
  • a sidelink (sidelink) communication manner is introduced.
  • DRX Discontinuous Reception
  • the receiving UE User Equipment, user equipment
  • PSCCH PhysicalSidelink
  • Control Channel physical sidelink control channel
  • a sidelink terminal device needs to receive a reply from the peer terminal device, but the peer terminal device may not reply immediately, and the DRX-configured terminal device may not be able to A reply was received, causing the communication to fail.
  • the embodiment of the first aspect of the present application proposes a sidelink monitoring method, the method is executed by the first terminal device, and the method includes:
  • the first terminal device In response to sending a first signal, the first terminal device enters an active state
  • the first terminal listens to sidelink transmissions.
  • the first signal includes: a coordination information request between terminal devices or a first discovery signal.
  • the entering the first terminal device into the activation state in response to sending the first signal includes:
  • the first terminal device In response to the running period of the first timer, the first terminal device remains activated.
  • the starting a first timer in response to sending the first signal includes:
  • a first timer is started.
  • the first signal is a coordination information request between terminal devices, and the method further includes:
  • the terminal device In response to receiving the inter-terminal device coordination information sent by the second terminal device, the terminal device exits the activation state.
  • the first signal is a first discovery signal
  • the method further includes:
  • the terminal device In response to receiving the second discovery signal sent by the second terminal device, the terminal device exits the activation state.
  • the first signal is a coordination information request between terminal devices, and the method further includes:
  • the first timer is stopped, and the first terminal device exits the activation state.
  • the first signal is a first discovery signal
  • the method further includes:
  • the first timer is stopped, and the first terminal device exits the activation state.
  • the method also includes:
  • the method also includes:
  • the first signal is a first discovery signal
  • the method further includes:
  • the method also includes:
  • the first terminal device In response to the duration of the first terminal device entering the activation state reaching a preset delay limit, the first terminal device exits the activation state.
  • the preset delay limit includes: a delay limit of coordination information between terminal devices, or a delay limit of a sidelink discovery process.
  • the terminal device monitors the transmission of the sidelink, including:
  • the terminal device monitors a physical sidelink control channel PSCCH, and/or the terminal device monitors sidelink control information SCI in a physical sidelink shared channel PSSCH.
  • the embodiment of the second aspect of the present application proposes a sidelink monitoring device, the device is applied to a first terminal device, and the device includes:
  • a processing unit configured to, in response to sending a first signal, enter the first terminal device into an activation state
  • a transceiver unit configured to, in the activated state, monitor the transmission of the sidelink by the first terminal device.
  • the first signal includes: a coordination information request between terminal devices or a first discovery signal.
  • processing unit is specifically configured to:
  • the first terminal device In response to the running period of the first timer, the first terminal device remains activated.
  • processing unit is specifically configured to:
  • a first timer is started.
  • the first signal is a coordination information request between terminal devices, and the processing unit is further configured to:
  • the terminal device In response to receiving the inter-terminal device coordination information sent by the second terminal device, the terminal device exits the activation state.
  • the first signal is a first discovery signal
  • the processing unit is further configured to:
  • the terminal device In response to receiving the second discovery signal sent by the second terminal device, the terminal device exits the activation state.
  • the first signal is a coordination information request between terminal devices, and the processing unit is further configured to:
  • the first timer is stopped, and the first terminal device exits the activation state.
  • the first signal is a first discovery signal
  • the processing unit is further configured to:
  • the first timer is stopped, and the first terminal device exits the activation state.
  • processing unit is also used for:
  • processing unit is also used for:
  • the first signal is a first discovery signal
  • the processing unit is further configured to:
  • processing unit is also used for:
  • the first terminal device In response to the duration of the first terminal device entering the activation state reaching a preset delay limit, the first terminal device exits the activation state.
  • the preset delay limit includes: a delay limit for coordination information between terminal devices, or a delay limit for a sidelink discovery process.
  • the transceiver unit is specifically configured to:
  • the terminal device monitors a physical sidelink control channel PSCCH, and/or the terminal device monitors sidelink control information SCI in a physical sidelink shared channel PSSCH.
  • the embodiment of the third aspect of the present application provides a communication device, the device includes a processor and a memory, a computer program is stored in the memory, and the processor executes the computer program stored in the memory, so that the The device executes the sidelink monitoring method described in the embodiment of the first aspect above.
  • the embodiment of the fourth aspect of the present application provides a communication device, the device includes a processor and an interface circuit, the interface circuit is used to receive code instructions and transmit them to the processor, and the processor is used to run the code instructions to make the The device executes the sidelink monitoring method described in the embodiment of the first aspect above.
  • the embodiment of the fifth aspect of the present application provides a computer-readable storage medium for storing instructions, and when the instructions are executed, the sidelink monitoring method described in the embodiment of the first aspect above is implemented.
  • the embodiment of the sixth aspect of the present application provides a computer program, which, when running on a computer, causes the computer to execute the sidelink monitoring assignment method described in the embodiment of the first aspect.
  • the first terminal device enters the activation state in response to sending the first signal, and in the activation state, the first terminal device monitors the transmission of the sidelink , can control the monitoring of the terminal device on the sidelink, effectively avoiding the data transmission failure or delay caused by the inability of the terminal device to receive the reply based on the first signal after the terminal device sends the first signal, effectively
  • the communication efficiency of the sidelink transmission is improved, the communication quality of the sidelink transmission is improved, the power consumption of the terminal equipment is saved, and the battery life of the terminal equipment is improved.
  • Fig. 1a is a schematic structural diagram of a communication system provided by an embodiment of the present application.
  • FIG. 1b is a schematic structural diagram of another communication system provided by an embodiment of the present application.
  • FIG. 2 is a schematic flowchart of a sidelink monitoring method provided by an embodiment of the present application
  • FIG. 3 is a schematic flowchart of another sidelink monitoring method provided by an embodiment of the present application.
  • FIG. 4 is a schematic flowchart of another sidelink monitoring method provided by an embodiment of the present application.
  • FIG. 5 is a schematic flowchart of another sidelink monitoring method provided by an embodiment of the present application.
  • FIG. 6 is a schematic flowchart of another sidelink monitoring method provided by an embodiment of the present application.
  • FIG. 7 is a schematic flowchart of another sidelink monitoring method provided by an embodiment of the present application.
  • FIG. 8 is a schematic flowchart of another sidelink monitoring method provided by an embodiment of the present application.
  • FIG. 9 is a schematic flowchart of another sidelink monitoring method provided by an embodiment of the present application.
  • FIG. 10 is a schematic structural diagram of a sidelink monitoring device provided by an embodiment of the present application.
  • FIG. 11 is a schematic structural diagram of another sidelink monitoring device provided by an embodiment of the present application.
  • FIG. 12 is a schematic structural diagram of a chip provided by an embodiment of the present application.
  • first, second, and third may be used in the embodiment of the present application to describe various information, such information should not be limited to these terms. These terms are only used to distinguish information of the same type from one another. For example, without departing from the scope of the embodiments of the present application, first information may also be called second information, and similarly, second information may also be called first information.
  • first information may also be called second information
  • second information may also be called first information.
  • the words "if” and "if” as used herein may be interpreted as “at” or "when” or "in response to a determination.”
  • FIG. 1a is a schematic diagram of an architecture of a communication system provided by an embodiment of this application
  • FIG. 1b is a schematic diagram of an architecture of another communication system provided by an embodiment of this application.
  • the communication system may include, but is not limited to, two terminal devices.
  • the number and form of the devices shown in Figure 1a and Figure 1b are for example only and do not constitute a limitation to the embodiment of the application. In practical applications, more than two terminal devices may be included.
  • the communication system shown in FIG. 1 a and FIG. 1 b includes three terminal devices 101 , 102 and 103 as an example.
  • LTE Long Term Evolution
  • 5G new air interface system 5G new air interface system
  • other future new mobile communication systems 5G new air interface system
  • the terminal device 101, the terminal device 102 and the terminal device 103 in the embodiment of the present application are entities on the user side for receiving or transmitting signals, such as mobile phones.
  • the terminal equipment may also be called terminal equipment (terminal), user equipment (user equipment, UE), mobile station (Mobile Station, MS), mobile terminal equipment (Mobile Terminal, MT) and so on.
  • the terminal device can be a car with communication functions, a smart car, a mobile phone (Mobile Phone), a wearable device, a tablet computer (Pad), a computer with a wireless transceiver function, a virtual reality (Virtual Reality, VR) terminal device, an augmented reality ( Augmented Reality, AR) terminal equipment, wireless terminal equipment in Industrial Control, wireless terminal equipment in Self-Driving, wireless terminal equipment in Remote Medical Surgery, smart grid ( Wireless terminal devices in Smart Grid, wireless terminal devices in Transportation Safety, wireless terminal devices in Smart City, wireless terminal devices in Smart Home, etc.
  • the embodiment of the present application does not limit the specific technology and specific device form adopted by the terminal device.
  • a sidelink (sidelink) communication manner is introduced.
  • DRX Discontinuous Reception
  • the receiving UE User Equipment, user equipment
  • PSCCH PhysicalSidelink
  • Control Channel physical sidelink control channel
  • CSI Channel State Information, channel state information
  • MAC Medium Access Control
  • CE Control Element, control element, or control unit
  • the terminal device 101 when the terminal device 101 selects sidelink transmission resources, in order to avoid collisions, the terminal device 101 needs to sense resources and avoid selecting resources already reserved by other terminal devices. However, sometimes the perception of the terminal device 101 may not be realized, for example, some terminal devices do not have the perception capability, or the half-duplex terminal device cannot perceive all resources. In this scenario, other terminal devices (such as terminal device 102 and terminal device 103) can send the inter-device coordination information obtained after sensing to the terminal device 101, and the terminal device 101 selects transmission resources based on the inter-device coordination information .
  • the coordination information between terminal devices may include detected conflicting resources, resources that cannot be selected, or resources that can be selected.
  • the coordination information between terminal devices may be carried in SL (sidelink, sidelink) MACCE or SCI (sidelink control information, sidelink control information) and sent to the terminal device 101 through the sidelink.
  • the terminal device 101 may send an inter-terminal device coordination information request to the terminal device 102 and the terminal device 103, and the terminal device 102 and the terminal device 103 send the inter-terminal device coordination information to the terminal device 101 after receiving the request.
  • a terminal device may not be directly connected to a network device, but communicates with a network device through the relay of another terminal device.
  • a terminal device that is not directly connected to a network device is called a remote terminal device ( remote UE)
  • the terminal device that provides the relay function is called a relay terminal device (relay UE)
  • the remote terminal device and the relay terminal device also communicate through sidelink.
  • the relay terminal device and the remote terminal device can discover each other through a discovery (discovery) process, and after the discovery process is started, the terminal device can send or receive a discovery signal.
  • the discovery signal carries information such as the identity of the serving cell of the terminal equipment and the identity of the terminal equipment.
  • the discovery process has two modes, mode A and B. All discovery messages are carried via discovery signals.
  • the process of mode B is shown in FIG. 1b.
  • the terminal device 101 also called discoverer
  • sends a solicitation message which may carry discovery type, inquiry code, security protection information, etc.
  • terminal device 102 and terminal device 103 also referred to as discoveree
  • receive the solicitation message the terminal device 102 matching the solicitation message sends a reply message to complete the discovery process.
  • terminal device 102 and terminal device 103 may not immediately send inter-device coordination information, for example, terminal device 102 and terminal device 103 may need to perform resource selection or Resource awareness. If the terminal device 101 is configured with DRX, the terminal device 101 may have entered the sleep state at this time, unable to receive the inter-terminal device coordination information sent by the terminal device 102 and the terminal device 103, so that resource selection cannot be performed, resulting in delayed transmission. If the delay exceeds The maximum delay of the data to be sent, the data to be sent will be discarded.
  • the terminal device 102 and the terminal device 103 may not reply the discovery signal immediately, for example, the terminal device 102 and the terminal device 103 may need to perform resource selection or uplink transmission first. If the terminal device 101 is configured with DRX, the terminal device 101 may have entered a sleep state at this time and cannot receive the discovery signals sent by the terminal device 102 and the terminal device 103, so that the discovery process cannot be completed, resulting in communication delay or even failure.
  • FIG. 2 is a schematic flowchart of a sidelink monitoring method provided by an embodiment of the present application. It should be noted that, the sidelink monitoring method in the embodiment of the present application is executed by the first terminal device. As shown in Figure 2, the method may include the following steps:
  • Step 201 in response to sending a first signal, the first terminal device enters an activation state.
  • the terminal device After sending the first signal, the terminal device enters the activation state, and monitors the transmission of the sidelink sidelink in the activation state, which can effectively avoid being unable to receive a reply based on the first signal from the opposite terminal device.
  • the first signal is used for inter-terminal communication and is transmitted on a sidelink.
  • the first signal includes a coordination information request between terminal devices or a first discovery signal.
  • the first terminal device sends an inter-terminal device coordination information request, and the peer terminal device (second terminal device) sends the inter-terminal device coordination information to the first terminal device based on the request; the first terminal device sends the second terminal device A discovery signal, the peer terminal device (second terminal device) sends a second discovery signal to the first terminal device based on the first discovery signal, that is, the second discovery signal is based on the peer terminal device (second terminal device) A reply sent by the first discovery signal to the first terminal device.
  • the first terminal device can enter and maintain the active state by starting a timer.
  • the first terminal device starts the first timer after sending the first signal, and keeps an active state during the running of the first timer, and monitors the transmission of the sidelink.
  • the first terminal device starts the second timer after sending the first signal, starts the first timer after the second timer expires, and keeps the active state during the running of the first timer, Listen for sidelink transmissions.
  • the second timer is used to start the first timer.
  • the first terminal device may or may not be kept in an activated state, which can save power consumption of the first terminal device.
  • Step 202 in the activated state, the first terminal device monitors the transmission of the sidelink.
  • the first terminal device in the activated state can monitor the transmission of the sidelink, and can receive a reply based on the first signal sent by the opposite terminal device (second terminal device) during the period.
  • the first terminal device monitoring the transmission of the sidelink includes: the first terminal device monitoring a physical sidelink control channel PSCCH (PysicalSidelink Control Channel).
  • PSCCH Physical Sidelink Control Channel
  • the first terminal device monitoring the transmission of the sidelink includes: the first terminal device monitors the sidelink control information SCI in the physical sidelink shared channel PSSCH (PysicalSidelink SharedChannel). (sidelink control information).
  • the first terminal device monitoring the transmission of the sidelink includes: the first terminal device monitors the physical sidelink control channel PSCCH, and the sidelink control channel in the physical sidelink shared channel PSSCH Link Control Information SCI.
  • the first terminal device monitors the transmission of the sidelink in the activated state, and can exit the activated state when the preset condition is met, saving the power consumption of the terminal device and improving the battery life of the terminal device.
  • the first terminal device in response to the first terminal device receiving the reply sent by the second terminal device based on the first signal, the first terminal device exits the activation state.
  • the reply based on the first signal is coordination information between terminal devices; when the first signal is a first discovery signal, the reply based on the first signal is a second discovery Signal.
  • the first terminal device in response to a time period during which the first terminal device enters the activated state reaches a preset delay limit, the first terminal device exits the activated state.
  • the preset delay limit includes: a delay limit for coordination information between terminal devices, or a delay limit for a sidelink discovery process.
  • the first terminal device by responding to sending the first signal, the first terminal device enters the activation state, and in the activation state, the first terminal device monitors the transmission of the sidelink, which can control the terminal device to monitor the sidelink link, effectively avoiding
  • the data transmission failure or delay caused by the inability to receive the reply of the opposite terminal device based on the first signal effectively improves the communication efficiency of the sidelink transmission and improves the sidelink transmission efficiency.
  • the communication quality of road transmission can be improved, the power consumption of terminal equipment can be saved, and the battery life of terminal equipment can be improved.
  • FIG. 3 is a schematic flowchart of a sidelink monitoring method provided by an embodiment of the present application. It should be noted that, the sidelink monitoring method in the embodiment of the present application is executed by the first terminal device. As shown in Figure 3, the method may include the following steps:
  • Step 301 in response to sending a coordination information request between terminal devices, the first terminal device enters an activation state.
  • the first terminal device After sending the inter-terminal device coordination information request, the first terminal device enters the activation state and monitors the transmission of the sidelink sidelink in the activated state, which can effectively avoid the failure of receiving the response from the second terminal device based on the request between terminal devices. coordinate information.
  • the coordination information between terminal devices may include detected conflicting resources, unselectable resources or selectable resources.
  • the first terminal device can select a sending resource according to the inter-terminal device coordination information.
  • Step 302 in the active state, the first terminal device monitors the transmission of the sidelink.
  • the first terminal device in the activated state can monitor the transmission of the sidelink, and can receive the inter-terminal device coordination information sent by the second terminal device during the period.
  • the monitoring of the transmission of the sidelink by the first terminal device includes: monitoring the physical sidelink control channel PSCCH by the first terminal device.
  • the monitoring of the transmission of the sidelink by the first terminal device includes: the first terminal device monitors the sidelink control information SCI in the physical sidelink shared channel PSSCH.
  • the first terminal device monitoring the transmission of the sidelink includes: the first terminal device monitors the physical sidelink control channel PSCCH, and the sidelink control channel in the physical sidelink shared channel PSSCH Link Control Information SCI.
  • Step 303 in response to receiving the coordination information between terminal devices sent by the second terminal device, the first terminal device exits the activation state.
  • the first terminal device During the process of monitoring the transmission of the sidelink, if the first terminal device receives the coordination information between the terminal devices sent by the second terminal device, the first terminal device can select the transmission resource according to the coordination information between the terminal devices. End devices can exit the activation state.
  • the first terminal device by responding to the coordination information request sent by the terminal device, the first terminal device enters the activation state.
  • the first terminal device monitors the transmission of the sidelink, and responds to receiving the terminal Inter-device coordination information, the first terminal device exits the activation state, and can control the terminal device to monitor the sidelink link, effectively preventing the terminal device from receiving the first signal based on the first signal after the terminal device sends the first signal.
  • the data transmission failure or delay caused by this effectively improves the communication efficiency of the sidelink transmission, improves the communication quality of the sidelink transmission, saves the power consumption of the terminal equipment, and improves the battery life of the terminal equipment.
  • FIG. 4 is a schematic flowchart of a sidelink monitoring method provided in an embodiment of the present application. It should be noted that, the sidelink monitoring method in the embodiment of the present application is executed by the first terminal device. As shown in Figure 4, the method may include the following steps:
  • Step 401 in response to sending a first discovery signal, the first terminal device enters an activation state.
  • the first terminal device After sending the first discovery signal, the first terminal device enters the activation state, and monitors the sidelink transmission in the activation state, which can effectively avoid failing to receive the second discovery signal replied by the second terminal device based on the request.
  • the first discovery signal is used for mutual discovery between the first terminal device and the second terminal device, and the first discovery signal may carry information such as a serving cell identifier of the first terminal device, a terminal device identifier of the first terminal device, and the like.
  • the first discovery signal may also include a discovery type, an inquiry code, security protection information, and the like.
  • the first discovery signal corresponds to the discovery type, and the first discovery signal is configured to perform a discovery process corresponding to the discovery type, and the first discovery signal does not need to carry information about the discovery type.
  • Different discovery types may correspond to different first discovery signals.
  • the second discovery signal is used for mutual discovery between the first terminal device and the second terminal device, and the second discovery signal may carry information such as a serving cell identifier of the second terminal device and a terminal device identifier of the second terminal device.
  • the first terminal device may be a remote terminal device, or may be a relay terminal device.
  • Step 402 in the active state, the first terminal device monitors the transmission of the sidelink.
  • the first terminal device in the activated state can monitor the transmission of the sidelink, and can receive the second discovery signal sent by the second terminal device during the period.
  • the monitoring of the transmission of the sidelink by the first terminal device includes: monitoring the physical sidelink control channel PSCCH by the first terminal device.
  • the monitoring of the transmission of the sidelink by the first terminal device includes: the first terminal device monitors the sidelink control information SCI in the physical sidelink shared channel PSSCH.
  • the first terminal device monitoring the transmission of the sidelink includes: the first terminal device monitors the physical sidelink control channel PSCCH, and the sidelink control channel in the physical sidelink shared channel PSSCH Link Control Information SCI.
  • Step 403 in response to receiving the second discovery signal sent by the second terminal device, the first terminal device exits the activation state.
  • the first terminal device may exit the activation state.
  • the first terminal device by responding to sending the first discovery signal, the first terminal device enters the activation state.
  • the first terminal device monitors the transmission of the sidelink, and responds to receiving the second discovery signal sent by the second terminal device. signal, the first terminal device exits the activation state, and can control the terminal device to monitor the sidelink, which effectively prevents the terminal device from receiving the reply based on the first signal from the opposite terminal device after sending the first signal.
  • the resulting data transmission failure or delay effectively improves the communication efficiency of the sidelink transmission, improves the communication quality of the sidelink transmission, saves the power consumption of the terminal equipment, and improves the battery life of the terminal equipment.
  • FIG. 5 is a schematic flowchart of a sidelink monitoring method provided by an embodiment of the present application. It should be noted that, the sidelink monitoring method in the embodiment of the present application is executed by the first terminal device. As shown in Figure 5, the method may include the following steps:
  • Step 501 in response to sending a request for coordination information between terminal devices, start a first timer.
  • the first terminal device After the first terminal device sends the inter-terminal device coordination information request, it starts a first timer, and the first terminal device remains activated during the running of the first timer.
  • the coordination information between terminal devices may include detected conflicting resources, unselectable resources or selectable resources.
  • the first terminal device can select a transmission resource according to the inter-terminal device coordination information.
  • Step 502 in response to the running period of the first timer, the first terminal device remains in an active state.
  • the first terminal device After the first timer is started, the first terminal device remains active during the running of the first timer, and monitors the transmission of the sidelink sidelink, which can effectively avoid the coordination between terminal devices that cannot receive the reply of the second terminal device based on the request information.
  • the first terminal device can determine the length of the first timer, that is, the running time of the first timer. During the running of the first timer, the first terminal device remains activated.
  • the first terminal device can receive a sidelink radio resource control (sidelink RRC (Radio Resource Control, radio resource control)) message sent by the second terminal device, and the first terminal device can The link RRC message determines the length of the first timer.
  • sidelink RRC Radio Resource Control, radio resource control
  • the first terminal device can determine the length of the first timer according to the configuration information of the resource pool that sends the inter-terminal device coordination information request.
  • Step 503 in the activated state, the first terminal device monitors the transmission of the sidelink.
  • the first terminal device in the activated state can monitor the transmission of the sidelink, and can receive the inter-terminal device coordination information sent by the second terminal device during the period.
  • the monitoring of the transmission of the sidelink by the first terminal device includes: monitoring the physical sidelink control channel PSCCH by the first terminal device.
  • the monitoring of the transmission of the sidelink by the first terminal device includes: the first terminal device monitors the sidelink control information SCI in the physical sidelink shared channel PSSCH.
  • the first terminal device monitoring the transmission of the sidelink includes: the first terminal device monitors the physical sidelink control channel PSCCH, and the sidelink control channel in the physical sidelink shared channel PSSCH Link Control Information SCI.
  • Step 504 in response to receiving the inter-terminal device coordination information sent by the second terminal device, stop the first timer, and the first terminal device exits the activation state.
  • the first terminal device can select transmission resources according to the inter-terminal coordination information, and can stop In the first timer, the first terminal device exits the activation state.
  • the first timer is started in response to sending the coordination information request between the terminal devices, and the first terminal device remains in the activated state during the running of the first timer, and in the activated state, the first terminal device monitors the sidelink
  • the first timer is stopped, and the first terminal device exits the activation state, which can control the terminal device to monitor the sidelink, effectively avoiding the terminal
  • the data transmission fails or is delayed because it cannot receive the reply from the peer terminal device based on the first signal, which effectively improves the communication efficiency of the sidelink transmission and improves the sidelink transmission. Excellent communication quality, save power consumption of terminal equipment, and improve battery life of terminal equipment.
  • FIG. 6 is a schematic flowchart of a sidelink monitoring method provided by an embodiment of the present application. It should be noted that, the sidelink monitoring method in the embodiment of the present application is executed by the first terminal device. As shown in Figure 6, the method may include the following steps:
  • Step 601 Start a first timer in response to sending a first discovery signal.
  • the first terminal device After sending the first discovery signal, the first terminal device starts a first timer, and the first terminal device remains in an active state during the running of the first timer.
  • the first discovery signal is used for mutual discovery between the first terminal device and the second terminal device, and the first discovery signal may carry information such as a serving cell identifier of the first terminal device, a terminal device identifier of the first terminal device, and the like.
  • the first discovery signal may also include a discovery type, an inquiry code, security protection information, and the like.
  • the first discovery signal corresponds to the discovery type, and the first discovery signal is configured to perform a discovery process corresponding to the discovery type, and the first discovery signal does not need to carry information about the discovery type.
  • Different discovery types may correspond to different first discovery signals.
  • the second discovery signal is used for mutual discovery between the first terminal device and the second terminal device, and the second discovery signal may carry information such as a serving cell identifier of the second terminal device and a terminal device identifier of the second terminal device.
  • the first terminal device may be a remote terminal device, or may be a relay terminal device.
  • Step 602 in response to the running period of the first timer, the first terminal device remains in an active state.
  • the first terminal device After the first timer is started, the first terminal device remains active during the running of the first timer, and monitors the transmission of the sidelink sidelink, which can effectively avoid being unable to receive the second discovery signal replied by the second terminal device based on the request .
  • the first terminal device can determine the length of the first timer, that is, the running time of the first timer. During the running of the first timer, the first terminal device remains activated.
  • the first terminal device can receive the sidelink RRC message sent by the second terminal device, and the first terminal device determines the length of the first timer according to the received sidelink RRC message.
  • the first terminal device can determine the length of the first timer according to the configuration information of the resource pool that sends the first discovery signal.
  • the first terminal device can determine the length of the first timer according to the feature information corresponding to the first discovery signal.
  • the feature information corresponding to the first discovery signal includes a discovery type or an inquiry code.
  • the discovery type corresponding to the first discovery signal may determine the corresponding relationship through the discovery type carried in the first discovery signal, or it may be that the first discovery signal is configured to perform the discovery of the corresponding discovery type.
  • the configuration of the process to determine the correspondence may include direct discovery, relay discovery, and the like.
  • the inquiry code corresponding to the first discovery signal may be the inquiry code carried in the first discovery signal.
  • Step 603 in the activated state, the first terminal device monitors the transmission of the sidelink.
  • the first terminal device in the activated state can monitor the transmission of the sidelink, and can receive the second discovery signal sent by the second terminal device during the period.
  • the monitoring of the transmission of the sidelink by the first terminal device includes: monitoring the physical sidelink control channel PSCCH by the first terminal device.
  • the monitoring of the transmission of the sidelink by the first terminal device includes: the first terminal device monitors the sidelink control information SCI in the physical sidelink shared channel PSSCH.
  • the first terminal device monitoring the transmission of the sidelink includes: the first terminal device monitors the physical sidelink control channel PSCCH, and the sidelink control channel in the physical sidelink shared channel PSSCH Link Control Information SCI.
  • Step 604 in response to receiving the second discovery signal sent by the second terminal device, stop the first timer, and the first terminal device exits the activation state.
  • the first terminal device In the process of monitoring the transmission of the sidelink, if the first terminal device receives the second discovery signal sent by the second terminal device and completes the discovery process, it may stop the first timer, and the first terminal device exits the activation state.
  • the first terminal device monitors the sidelink link Transmission, in response to receiving the second discovery signal sent by the second terminal device, stop the first timer, the first terminal device exits the activation state, and can control the terminal device to monitor the sidelink, effectively preventing the terminal device from sending
  • the data transmission failure or delay caused by the inability to receive the response from the peer terminal device based on the first signal effectively improves the communication efficiency of the sidelink transmission and improves the communication quality of the sidelink transmission , save the power consumption of the terminal equipment, and improve the battery life of the terminal equipment.
  • FIG. 7 is a schematic flowchart of a sidelink monitoring method provided in an embodiment of the present application. It should be noted that, the sidelink monitoring method in the embodiment of the present application is executed by the first terminal device. As shown in Figure 7, the method may include the following steps:
  • Step 701 Start a second timer in response to sending a request for coordination information between terminal devices.
  • the first terminal device After the first terminal device sends the inter-terminal device coordination information request, it starts the second timer.
  • the second timer is used to start the first timer.
  • the first terminal device may not need to remain in an active state, which can further save power consumption of the terminal device and increase battery life of the terminal device.
  • the coordination information between terminal devices may include detected conflicting resources, unselectable resources or selectable resources.
  • the first terminal device can select a transmission resource according to the inter-terminal device coordination information.
  • Step 702 start the first timer in response to the timeout of the second timer.
  • the first terminal device starts the second timer after sending the inter-terminal device coordination information request, and starts the first timer after the second timer expires, and the first terminal device remains active during the running of the first timer.
  • Step 703 in response to the running period of the first timer, the first terminal device remains activated.
  • the first terminal device After the first timer is started, the first terminal device remains active during the running of the first timer, and monitors the transmission of the sidelink sidelink, which can effectively avoid the coordination between terminal devices that cannot receive the reply of the second terminal device based on the request information.
  • the first terminal device can determine the length of the first timer and the length of the second timer, that is, the running duration of the first timer and the running duration of the second timer. After the timeout, the first timer is started, and during the running of the first timer, the first terminal device remains in an active state.
  • the first terminal device can receive the sidelink RRC message sent by the second terminal device, and the first terminal device determines the length of the first timer and the second timing according to the received sidelink RRC message the length of the device.
  • the first terminal device can determine the length of the first timer and the length of the second timer according to the configuration information of the resource pool that sends the inter-terminal device coordination information request.
  • Step 704 in the active state, the first terminal device monitors the transmission of the sidelink.
  • the first terminal device in the activated state can monitor the transmission of the sidelink, and can receive the inter-terminal device coordination information sent by the second terminal device during the period.
  • the monitoring of the transmission of the sidelink by the first terminal device includes: monitoring the physical sidelink control channel PSCCH by the first terminal device.
  • the monitoring of the transmission of the sidelink by the first terminal device includes: the first terminal device monitors the sidelink control information SCI in the physical sidelink shared channel PSSCH.
  • the first terminal device monitoring the transmission of the sidelink includes: the first terminal device monitors the physical sidelink control channel PSCCH, and the sidelink control channel in the physical sidelink shared channel PSSCH Link Control Information SCI.
  • Step 705 in response to receiving the inter-terminal device coordination information sent by the second terminal device, stop the first timer, and the first terminal device exits the activation state.
  • the first terminal device can select transmission resources according to the inter-terminal coordination information, and can stop In the first timer, the first terminal device exits the activation state.
  • the second timer is started in response to the request for sending coordination information between terminal devices
  • the first timer is started in response to the second timer being timed out
  • the first terminal device remains active during the running of the first timer.
  • the first terminal device monitors the transmission of the sidelink, and in response to receiving the inter-terminal device coordination information sent by the second terminal device, stops the first timer, the first terminal device exits the active state, and can control
  • the monitoring of the side link by the terminal device effectively avoids data transmission failure or delay caused by the inability of the terminal device to receive the reply based on the first signal after the terminal device sends the first signal, and effectively improves the side link.
  • Improve the communication efficiency of the uplink transmission improve the communication quality of the sidelink transmission, save the power consumption of the terminal equipment, and improve the battery life of the terminal equipment.
  • FIG. 8 is a schematic flowchart of a sidelink monitoring method provided by an embodiment of the present application. It should be noted that, the sidelink monitoring method in the embodiment of the present application is executed by the first terminal device. As shown in Figure 8, the method may include the following steps:
  • Step 801 start a second timer in response to sending a first discovery signal.
  • the first terminal device After sending the first discovery signal, the first terminal device starts the second timer.
  • the second timer is used to start the first timer.
  • the first terminal device may not need to remain in an active state, which can further save power consumption of the terminal device and increase battery life of the terminal device.
  • the first discovery signal is used for mutual discovery between the first terminal device and the second terminal device, and the first discovery signal may carry information such as a serving cell identifier of the first terminal device, a terminal device identifier of the first terminal device, and the like.
  • the first discovery signal may also include a discovery type, an inquiry code, security protection information, and the like.
  • the first discovery signal corresponds to the discovery type, and the first discovery signal is configured to perform a discovery process corresponding to the discovery type, and the first discovery signal does not need to carry information about the discovery type.
  • Different discovery types may correspond to different first discovery signals.
  • the second discovery signal is used for mutual discovery between the first terminal device and the second terminal device, and the second discovery signal may carry information such as a serving cell identifier of the second terminal device and a terminal device identifier of the second terminal device.
  • the first terminal device may be a remote terminal device, or may be a relay terminal device.
  • Step 802 start the first timer in response to the timeout of the second timer.
  • the first terminal device After sending the first discovery signal, the first terminal device starts the second timer, and after the second timer expires, starts the first timer, and the first terminal device remains active during the running of the first timer.
  • Step 803 in response to the running period of the first timer, the first terminal device remains in an active state.
  • the first terminal device After the first timer is started, the first terminal device remains active during the running of the first timer, and monitors the transmission of the sidelink sidelink, which can effectively avoid being unable to receive the second discovery signal replied by the second terminal device based on the request .
  • the first terminal device can determine the length of the first timer and/or the length of the second timer, that is, the running time of the first timer and/or the running time of the second timer. After the second timer expires, the first timer is started, and during the running of the first timer, the first terminal device remains activated.
  • the first terminal device can receive the sidelink RRC message sent by the second terminal device, and the first terminal device determines the length of the first timer and/or the length of the second timer according to the received sidelink RRC message.
  • the length of the second timer That is, the first terminal device may determine the length of the first timer according to the sidelink RRC message, or the first terminal device may determine the length of the second timer according to the sidelink RRC message, or, the second A terminal device may determine the length of the first timer and the length of the second timer according to the sidelink RRC message.
  • the first terminal device can determine the length of the first timer and/or the length of the second timer according to the configuration information of the resource pool that sends the first discovery signal. That is, the first terminal device may determine the length of the first timer according to the configuration information of the resource pool that sends the first discovery signal; or, the first terminal device may determine the length of the first timer according to the configuration information of the resource pool that sends the first discovery signal , determine the length of the second timer; or, the first terminal device may determine the length of the first timer and the length of the second timer according to the configuration information of the resource pool that sends the first discovery signal.
  • the first terminal device can determine the length of the first timer and/or the length of the second timer according to the characteristic information corresponding to the first discovery signal. That is, the first terminal device may determine the length of the first timer according to the characteristic information corresponding to the first discovery signal; or, the first terminal device may determine the length of the second timer according to the characteristic information corresponding to the first discovery signal or, the first terminal device may determine the length of the first timer and the length of the second timer according to the feature information corresponding to the first discovery signal.
  • the feature information corresponding to the first discovery signal includes a discovery type or an inquiry code.
  • the discovery type corresponding to the first discovery signal may determine the corresponding relationship through the discovery type carried in the first discovery signal, or it may be that the first discovery signal is configured to perform the discovery of the corresponding discovery type.
  • the configuration of the process to determine the correspondence may include direct discovery, relay discovery, and the like.
  • the inquiry code corresponding to the first discovery signal may be the inquiry code carried in the first discovery signal.
  • Step 804 in the active state, the first terminal device monitors the transmission of the sidelink.
  • the first terminal device in the activated state can monitor the transmission of the sidelink, and can receive the second discovery signal sent by the second terminal device during the period.
  • the monitoring of the transmission of the sidelink by the first terminal device includes: monitoring the physical sidelink control channel PSCCH by the first terminal device.
  • the monitoring of the transmission of the sidelink by the first terminal device includes: the first terminal device monitors the sidelink control information SCI in the physical sidelink shared channel PSSCH.
  • the first terminal device monitoring the transmission of the sidelink includes: the first terminal device monitors the physical sidelink control channel PSCCH, and the sidelink control channel in the physical sidelink shared channel PSSCH Link Control Information SCI.
  • Step 805 in response to receiving the second discovery signal sent by the second terminal device, stop the first timer, and the first terminal device exits the activation state.
  • the first terminal device In the process of monitoring the transmission of the sidelink, if the first terminal device receives the second discovery signal sent by the second terminal device and completes the discovery process, it may stop the first timer, and the first terminal device exits the activation state.
  • the first terminal device monitors the transmission of the sidelink, and in response to receiving the second discovery signal sent by the second terminal device, stops the first timer, the first terminal device exits the activated state, and can control the terminal device to
  • the monitoring of the side link effectively avoids the data transmission failure or delay caused by the inability of the terminal device to receive the reply based on the first signal after the terminal device sends the first signal, and effectively improves the side link.
  • the communication efficiency of transmission improves the communication quality of sidelink transmission, saves the power consumption of terminal equipment, and improves the battery life of terminal equipment.
  • FIG. 9 is a schematic flowchart of a sidelink monitoring method provided by an embodiment of the present application. It should be noted that, the sidelink monitoring method in the embodiment of the present application is executed by the first terminal device. As shown in Figure 9, the method may include the following steps:
  • Step 901 in response to sending a first signal, the first terminal device enters an activation state.
  • Step 902 in the active state, the first terminal device monitors the transmission of the sidelink.
  • step 901 and step 902 may be implemented in any one of the embodiments of the present application respectively, which is not limited in the embodiment of the present application, and will not be repeated here.
  • the first terminal device enters the activation state, which may include starting the first timer and maintaining the activation state during the running of the first timer, or may include starting the second timer.
  • the first timer is started after the timer expires, and remains active while the first timer is running, and so on.
  • the first signal includes a coordination information request between terminal devices or a first discovery signal.
  • Step 903 In response to the time period for the first terminal device entering the activation state reaching a preset delay limit, the first terminal device exits the activation state.
  • the first terminal device exits the activation state if the duration of the first terminal device entering the activation state reaches a preset time delay limit.
  • the preset time delay limit may be predetermined by the protocol, or may be configured for the terminal device.
  • the preset delay limit includes: a delay limit for coordination information between terminal devices, or a delay limit for a sidelink discovery process.
  • the delay limitation of the coordination information between terminal devices refers to the requirement on the delay of sending the coordination information between terminal devices, that is, the second terminal device should send the coordination information between terminal devices within the required time delay.
  • the delay limit of the sidelink discovery process refers to the delay requirement of the sidelink discovery process, including the service delay requirement for triggering the discovery message.
  • the first terminal device by responding to sending the first signal, the first terminal device enters the activation state, in the activation state, the first terminal device monitors the transmission of the sidelink, and in response to the duration of the first terminal device entering the activation state reaching a preset Delay limit, the first terminal device exits the activation state, and can control the terminal device to monitor the sidelink, which effectively prevents the terminal device from receiving the reply based on the first signal after the terminal device sends the first signal , resulting in data transmission failure or delay, which effectively improves the communication efficiency of the sidelink transmission, improves the communication quality of the sidelink transmission, saves the power consumption of the terminal equipment, and improves the battery life of the terminal equipment.
  • the present application also provides a sidelink monitoring device, since the sidelink monitoring device provided in the embodiment of the present application is the same as that provided in the above several embodiments Therefore, the implementation of the sidelink monitoring method is also applicable to the sidelink monitoring device provided in the following embodiments, which will not be described in detail in the following embodiments.
  • FIG. 10 is a schematic structural diagram of a sidelink monitoring device provided by an embodiment of the present application.
  • the sidelink monitoring device 1000 includes: a processing unit 1010, a transceiver unit 1020, wherein:
  • a processing unit 1010 configured to, in response to sending a first signal, enter the first terminal device into an activation state
  • the transceiver unit 1020 is configured to, in the activated state, monitor the transmission of the sidelink by the first terminal device.
  • the first signal includes: a coordination information request between terminal devices or a first discovery signal.
  • processing unit 1010 is specifically configured to:
  • the first terminal device In response to the running period of the first timer, the first terminal device remains activated.
  • processing unit 1010 is specifically configured to:
  • a first timer is started.
  • the first signal is a coordination information request between terminal devices, and the processing unit 1010 is further configured to:
  • the terminal device In response to receiving the inter-terminal device coordination information sent by the second terminal device, the terminal device exits the activation state.
  • the first signal is a first discovery signal
  • the processing unit 1010 is further configured to:
  • the terminal device In response to receiving the second discovery signal sent by the second terminal device, the terminal device exits the activation state.
  • the first signal is a coordination information request between terminal devices, and the processing unit 1010 is further configured to:
  • the first timer is stopped, and the first terminal device exits the activation state.
  • the first signal is a first discovery signal
  • the processing unit 1010 is further configured to:
  • the first timer is stopped, and the first terminal device exits the activation state.
  • processing unit 1010 is further configured to:
  • processing unit 1010 is further configured to:
  • the first signal is a first discovery signal
  • the processing unit 1010 is further configured to:
  • processing unit 1010 is further configured to:
  • the first terminal device In response to the duration of the first terminal device entering the activation state reaching a preset delay limit, the first terminal device exits the activation state.
  • the preset delay limit includes: a delay limit for coordination information between terminal devices, or a delay limit for a sidelink discovery process.
  • the transceiver unit 1020 is specifically configured to:
  • the terminal device monitors a physical sidelink control channel PSCCH, and/or the terminal device monitors sidelink control information SCI in a physical sidelink shared channel PSSCH.
  • the first terminal device enters the activation state in response to sending the first signal, and in the activation state, the first terminal device monitors the transmission of the sidelink link, and can control the terminal device
  • the monitoring of the sidelink can effectively avoid the data transmission failure or delay caused by the inability of the terminal device to receive the reply based on the first signal after the terminal device sends the first signal, which effectively improves the sidelink link.
  • the communication efficiency of road transmission can be improved, the communication quality of side link transmission can be improved, the power consumption of terminal equipment can be saved, and the battery life of terminal equipment can be improved.
  • the embodiment of the present application also proposes a communication device, including: a processor and a memory, a computer program is stored in the memory, and the processor executes the computer program stored in the memory, so that the device executes the The method shown in the embodiment of Fig. 9 .
  • the embodiment of the present application also proposes a communication device, including: a processor and an interface circuit, the interface circuit is used to receive code instructions and transmit them to the processor, and the processor is used to run the code instructions to Execute the methods shown in the embodiments shown in FIG. 2 to FIG. 9 .
  • FIG. 11 is a schematic structural diagram of another sidelink monitoring device provided by an embodiment of the present application.
  • the sidelink monitoring apparatus 1100 may be a terminal device, or may be a chip, a chip system, or a processor that supports the terminal device to implement the above method.
  • the device can be used to implement the methods described in the above method embodiments, and for details, refer to the descriptions in the above method embodiments.
  • the sidelink listening device 1100 may include one or more processors 1101 .
  • the processor 1101 may be a general-purpose processor or a special-purpose processor. For example, it can be a baseband processor or a central processing unit.
  • the baseband processor can be used to process communication protocols and communication data
  • the central processor can be used to control sidelink monitoring devices (such as base stations, baseband chips, terminal equipment, terminal equipment chips, DU or CU, etc.) , execute computer programs, and process data for computer programs.
  • the sidelink monitoring device 1100 may further include one or more memories 1102, on which a computer program 1103 may be stored, and the processor 1101 executes the computer program 1103, so that the sidelink monitoring device 1100 executes the above-mentioned Methods described in the Methods Examples.
  • the computer program 1103 may be solidified in the processor 1101, and in this case, the processor 1101 may be implemented by hardware.
  • data may also be stored in the memory 1102 .
  • the sidelink monitoring device 1100 and the memory 1102 can be set separately or integrated together.
  • the sidelink monitoring device 1100 may further include a transceiver 1105 and an antenna 1106 .
  • the transceiver 1105 may be called a transceiver unit, a transceiver, or a transceiver circuit, etc., and is used to implement a transceiver function.
  • the transceiver 1105 may include a receiver and a transmitter, and the receiver may be called a receiver or a receiving circuit for realizing a receiving function; the transmitter may be called a transmitter or a sending circuit for realizing a sending function.
  • the sidelink monitoring device 1100 may further include one or more interface circuits 1107 .
  • the interface circuit 1107 is used to receive code instructions and transmit them to the processor 1101 .
  • the processor 1101 executes code instructions to enable the sidelink monitoring device 1100 to execute the methods described in the foregoing method embodiments.
  • the processor 1101 may include a transceiver for implementing receiving and sending functions.
  • the transceiver may be a transceiver circuit, or an interface, or an interface circuit.
  • the transceiver circuits, interfaces or interface circuits for realizing the functions of receiving and sending can be separated or integrated together.
  • the above-mentioned transceiver circuit, interface or interface circuit may be used for reading and writing code/data, or the above-mentioned transceiver circuit, interface or interface circuit may be used for signal transmission or transfer.
  • the sidelink monitoring apparatus 1100 may include a circuit, and the circuit may implement the function of sending or receiving or communicating in the foregoing method embodiments.
  • the processors and transceivers described in this application can be implemented in integrated circuits (integrated circuits, ICs), analog ICs, radio frequency integrated circuits (RFICs), mixed-signal ICs, application specific integrated circuits (ASICs), printed circuit boards ( printed circuit board, PCB), electronic equipment, etc.
  • the processor and transceiver can also be fabricated using various IC process technologies such as complementary metal oxide semiconductor (CMOS), nMetal-oxide-semiconductor (NMOS), P-type Metal oxide semiconductor (positive channel metal oxide semiconductor, PMOS), bipolar junction transistor (bipolar junction transistor, BJT), bipolar CMOS (BiCMOS), silicon germanium (SiGe), gallium arsenide (GaAs), etc.
  • CMOS complementary metal oxide semiconductor
  • NMOS nMetal-oxide-semiconductor
  • PMOS P-type Metal oxide semiconductor
  • BJT bipolar junction transistor
  • BiCMOS bipolar CMOS
  • SiGe silicon germanium
  • GaAs gallium arsenide
  • the sidelink monitoring device described in the above embodiments may be a network device or a terminal device, but the scope of the sidelink monitoring device described in this application is not limited thereto, and the structure of the sidelink monitoring device may vary Limited by Figures 9-10.
  • the sidelink listening device may be a stand-alone device or may be part of a larger device. Examples of sidelink listening devices could be:
  • a set of one or more ICs may also include storage components for storing data and computer programs;
  • ASIC such as modem (Modem);
  • the sidelink monitoring device may be a chip or a chip system
  • the chip shown in FIG. 12 includes a processor 1201 and an interface 1202 .
  • the number of processors 1201 may be one or more, and the number of interfaces 1202 may be more than one.
  • Interface 1202 used to transmit code instructions to the processor
  • the processor 1201 is configured to run code instructions to execute the methods shown in FIG. 2 to FIG. 9 .
  • the chip further includes a memory 1203 for storing necessary computer programs and data.
  • the embodiment of the present application also provides a communication system, the system includes the sidelink monitoring device as the terminal equipment in the aforementioned embodiment of Figure 10, or the system includes the sidelink monitoring device as the terminal equipment in the aforementioned Figure 11 embodiment listening device.
  • the present application also provides a readable storage medium on which instructions are stored, and when the instructions are executed by a computer, the functions of any one of the above method embodiments are realized.
  • the present application also provides a computer program product, which implements the functions of any one of the above method embodiments when executed by a computer.
  • a computer program product consists of one or more computer programs. When the computer program is loaded and executed on the computer, the processes or functions according to the embodiments of the present application will be generated in whole or in part.
  • a computer can be a general purpose computer, special purpose computer, computer network, or other programmable device.
  • the computer program can be stored in or transmitted from one computer-readable storage medium to another computer-readable storage medium, for example, the computer program can Coaxial cable, optical fiber, digital subscriber line (digital subscriber line, DSL)) or wireless (such as infrared, wireless, microwave, etc.) transmission to another website site, computer, server or data center.
  • the computer-readable storage medium may be any available medium that can be accessed by a computer, or a data storage device such as a server, a data center, etc. integrated with one or more available media.
  • Available media can be magnetic media (e.g., floppy disk, hard disk, magnetic tape), optical media (e.g., high-density digital video disc (digital video disc, DVD)), or semiconductor media (e.g., solid state disk (SSD) )wait.
  • magnetic media e.g., floppy disk, hard disk, magnetic tape
  • optical media e.g., high-density digital video disc (digital video disc, DVD)
  • semiconductor media e.g., solid state disk (SSD)
  • At least one in this application can also be described as one or more, and multiple can be two, three, four or more, and this application does not make a limitation.
  • the technical feature is distinguished by "first”, “second”, “third”, “A”, “B”, “C” and “D”, etc.
  • the technical features described in the “first”, “second”, “third”, “A”, “B”, “C” and “D” have no sequence or order of magnitude among the technical features described.
  • the corresponding relationships shown in the tables in this application can be configured or predefined.
  • the values of the information in each table are just examples, and may be configured as other values, which are not limited in this application.
  • the corresponding relationship shown in some rows may not be configured.
  • appropriate deformation adjustments can be made based on the above table, for example, splitting, merging, and so on.
  • the names of the parameters shown in the titles of the above tables may also adopt other names understandable by the communication device, and the values or representations of the parameters may also be other values or representations understandable by the communication device.
  • other data structures can also be used, for example, arrays, queues, containers, stacks, linear tables, pointers, linked lists, trees, graphs, structures, classes, heaps, hash tables or hash tables can be used wait.
  • Predefined in this application can be understood as defining, predefining, storing, prestoring, prenegotiating, preconfiguring, curing, or prefiring.

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Abstract

La présente invention concerne, selon certains modes de réalisation, un procédé et un appareil de surveillance de liaison latérale. En réponse à l'envoi d'un premier signal, un premier dispositif terminal entre dans un état activé, et dans l'état activé, le premier dispositif terminal surveille la transmission d'une liaison latérale, de telle sorte que le dispositif terminal est commandé pour surveiller la liaison latérale, un échec ou un retard dans une transmission de données causé par le fait que le dispositif terminal ne puisse pas recevoir une réponse d'un dispositif terminal opposé sur la base du premier signal après avoir émis le premier signal est efficacement évité, le rendement de communication d'une transmission de liaison latérale est efficacement amélioré, la qualité de communication de la transmission de liaison latérale est améliorée, la consommation d'énergie du dispositif terminal est économisée, et l'endurance du dispositif terminal est améliorée.
PCT/CN2022/078904 2022-03-02 2022-03-02 Procédé et appareil de surveillance de liaison latérale WO2023164851A1 (fr)

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CN202280000522.4A CN114731719A (zh) 2022-03-02 2022-03-02 侧行链路监听方法及装置
PCT/CN2022/078904 WO2023164851A1 (fr) 2022-03-02 2022-03-02 Procédé et appareil de surveillance de liaison latérale

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CN113661745A (zh) * 2019-05-14 2021-11-16 Oppo广东移动通信有限公司 侧行链路监测的方法和设备
CN113938942A (zh) * 2019-05-14 2022-01-14 Oppo广东移动通信有限公司 侧行链路监测的方法和设备
CN113382379A (zh) * 2020-03-10 2021-09-10 华为技术有限公司 无线通信方法和通信装置
CN114071558A (zh) * 2020-08-07 2022-02-18 华为技术有限公司 一种通信方法、装置及计算机可读存储介质

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