WO2022027639A1 - Procédé de réception de signal, procédé d'envoi de signal, dispositif terminal et support de stockage - Google Patents

Procédé de réception de signal, procédé d'envoi de signal, dispositif terminal et support de stockage Download PDF

Info

Publication number
WO2022027639A1
WO2022027639A1 PCT/CN2020/107941 CN2020107941W WO2022027639A1 WO 2022027639 A1 WO2022027639 A1 WO 2022027639A1 CN 2020107941 W CN2020107941 W CN 2020107941W WO 2022027639 A1 WO2022027639 A1 WO 2022027639A1
Authority
WO
WIPO (PCT)
Prior art keywords
message
terminal device
signal
downlink
side link
Prior art date
Application number
PCT/CN2020/107941
Other languages
English (en)
Chinese (zh)
Inventor
卢前溪
Original Assignee
Oppo广东移动通信有限公司
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 Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to PCT/CN2020/107941 priority Critical patent/WO2022027639A1/fr
Priority to CN202080101512.0A priority patent/CN115669154A/zh
Publication of WO2022027639A1 publication Critical patent/WO2022027639A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation

Definitions

  • the present invention relates to the field of communication technologies, and in particular, to a signal receiving method, a signal sending method, a terminal device and a storage medium.
  • a terminal device can receive a downlink signal sent by a network device through a downlink, and the terminal device can also send an uplink signal to the network device through an uplink.
  • the terminal device can also communicate with other terminal devices through the side link, that is, the terminal device can receive the side link signal sent by other terminal devices through the side link, and the terminal device can also use the side link. Send side link signals to other end devices.
  • the terminal equipment has limited ability to receive signals, for example, the terminal equipment cannot receive downlink signals and side link signals in the same time period, that is, the terminal equipment collides when receiving downlink signals and side link signals, then the terminal equipment How to solve the conflict is a technical problem that needs to be solved urgently at present.
  • Embodiments of the present invention provide a signal receiving method, a signal sending method, a terminal device and a storage medium, which can preferentially receive downlink signals from network devices that meet preset conditions when there is a conflict in signal reception, thereby improving signal processing efficiency.
  • an embodiment of the present application provides a signal receiving method, including:
  • the first terminal device preferentially receives the downlink signal from the network device that meets the preset condition.
  • an embodiment of the present application provides a signal sending method, including:
  • the third terminal device preferentially sends the uplink signal that meets the preset condition.
  • an embodiment of the present application provides a terminal device, where the terminal device has a function of implementing the above signal receiving method.
  • the functions can be implemented by hardware, or by executing corresponding software by hardware.
  • the hardware or software includes one or more units corresponding to the above functions.
  • an embodiment of the present application provides a terminal device, where the terminal device includes a processor, and the processor is coupled to the memory, wherein:
  • the memory for storing instructions
  • the processor is configured to preferentially receive downlink signals from network devices that meet preset conditions.
  • an embodiment of the present application provides a terminal device, where the terminal device has a function of implementing the above signal sending method.
  • the functions can be implemented by hardware, or can be implemented by hardware executing corresponding software.
  • the hardware or software includes one or more units corresponding to the above functions.
  • an embodiment of the present application provides a terminal device, the terminal device includes a processor, and the processor is coupled to the memory, wherein:
  • the memory for storing instructions
  • the processor is configured to preferentially send uplink signals that meet preset conditions.
  • an embodiment of the present application provides a computer storage medium, wherein the computer-readable storage medium stores a computer program or instruction, and when the program or instruction is executed by a processor, the processor executes the program or instruction.
  • embodiments of the present application provide a computer program product, wherein the computer program product includes a non-transitory computer-readable storage medium storing a computer program, and the computer program is operable to cause a computer to execute the Part or all of the steps described in the first aspect of the application embodiment.
  • the computer program product may be a software installation package.
  • an embodiment of the present application provides a computer storage medium, wherein the computer-readable storage medium stores a computer program or instruction, and when the program or instruction is executed by a processor, the processor is made to execute the program or instruction.
  • embodiments of the present application provide a computer program product, wherein the computer program product includes a non-transitory computer-readable storage medium storing a computer program, and the computer program is operable to cause a computer to execute the Part or all of the steps described in the second aspect of the application embodiment.
  • the computer program product may be a software installation package.
  • the first terminal device can preferentially receive a downlink signal from a network device that meets a preset condition, so as to respond to the downlink signal in time, which can improve signal processing efficiency.
  • the third terminal device can preferentially send the uplink signal that meets the preset condition, so that the receiving end of the uplink signal can respond to the uplink signal in time, which can improve the signal processing efficiency.
  • FIG. 1 is a system architecture diagram of a communication system provided by an embodiment of the present application.
  • FIG. 2 is an example diagram of a signal receiving method provided by an embodiment of the present application
  • FIG. 3 is an example diagram of a signal sending method provided by an embodiment of the present application.
  • FIG. 4 is a schematic structural diagram of a terminal device provided by an embodiment of the present application.
  • FIG. 5 is a schematic structural diagram of another terminal device provided by an embodiment of the present application.
  • LTE Long Term Evolution
  • FDD Frequency Division Duplex
  • Time Division Duplex Time Division Duplex
  • TDD time Division Duplex
  • LTE-A advanced long term evolution
  • New Radio New Radio
  • NR new Radio
  • LTE LTE-based access to unlicensed
  • LTE-U NR-U system
  • MIMO system wireless local area network (Wireless Local Area Networks, WLAN), wireless fidelity (Wireless Fidelity, WiFi), next-generation communication system or other communication systems.
  • WLAN Wireless Local Area Networks
  • WiFi Wireless Fidelity
  • the communication system 100 may include a network device 110, and the network device 110 may be a device that communicates with a first terminal device 120 (or referred to as a communication terminal, a terminal).
  • the communication system 100 further includes at least one first terminal device 120 located within the coverage of the network device 110 .
  • the communication system 100 further includes a second terminal device 130, and D2D communication, M2M communication, MTC, or V2V communication can be performed between the first terminal device 120 and the second terminal device 130.
  • FIG. 1 exemplarily shows a communication system 100
  • the communication system 110 includes a network device 110 , a first terminal device 120 and a second terminal device 130 .
  • the first terminal device 120 and the network device 110 may be connected wirelessly or wiredly.
  • the first terminal device 120 may receive the downlink signal sent by the network device 110 through the downlink, and the first terminal device 120 may also send the uplink signal to the network device 110 through the uplink.
  • the first terminal device 120 can receive the side link signal sent by the second terminal device 130 through the side link, and the first terminal device 120 can also send the side link signal to the second terminal device 130 through the side link.
  • the network device may provide communication coverage for a specific geographic area, and may communicate with terminal devices located in the coverage area.
  • the network device may be an evolved base station (Evolutional Node B, eNB or eNodeB) in an LTE system, or a wireless controller in a cloud radio access network (Cloud Radio Access Network, CRAN), or the network
  • the device can be a mobile switching center, a relay station, an access point, a vehicle-mounted device, a wearable device, a hub, a switch, a bridge, a router, a network-side device in a 5G network, or a network device in a future evolved communication system, etc.
  • a terminal device may be referred to as a "wireless communication terminal", a “wireless terminal”, or a “mobile terminal”.
  • mobile terminals include, but are not limited to, satellite or cellular telephones; Personal Communications System (PCS) terminals that may combine cellular radio telephones with data processing, fax, and data communications capabilities; may include radio telephones, pagers, Internet/Intranet PDAs with networking access, web browsers, memo pads, calendars, and/or Global Positioning System (GPS) receivers; and conventional laptop and/or palmtop receivers or others including radiotelephone transceivers electronic device.
  • PCS Personal Communications System
  • GPS Global Positioning System
  • Terminal equipment may refer to an access terminal, user equipment (UE), subscriber unit, subscriber station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent, or user equipment.
  • the access terminal may be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Assistant (PDA), a wireless communication Functional handheld devices, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, end devices in 5G networks or end devices in future evolved communication systems, etc.
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • the 5G system or 5G network may also be referred to as a new radio (New Radio, NR) system or NR network.
  • New Radio NR
  • the communication system 100 may include multiple network devices, and the coverage of each network device may include one or more terminal devices, which is not limited in this embodiment of the present application.
  • the communication system 100 may further include other network entities such as a network controller and a mobility management entity, which are not limited in this embodiment of the present application.
  • network entities such as a network controller and a mobility management entity, which are not limited in this embodiment of the present application.
  • FIG. 2 is a signal receiving method provided by an embodiment of the present application, which is applied to the above-mentioned example communication system.
  • the method includes:
  • a network device sends a downlink signal to a first terminal device.
  • the first terminal device can directly receive the downlink signal from the network device. Downlink signal from the device.
  • the network device sends a downlink signal to the first terminal device
  • the first terminal device can determine the time-frequency domain resource for receiving the downlink signal. If there is no side link signal from other terminal equipment on the time-frequency domain resource, which means that there is no signal receiving conflict, then the first terminal equipment does not need to determine whether the downlink signal meets the preset condition, but directly receive the downlink signal.
  • the other terminal equipment may be a device that establishes a side link connection with the first terminal equipment, for example, other terminal equipment may perform D2D communication, M2M communication, MTC, Or V2V communication, etc.
  • the other terminal device may be the second terminal device in this embodiment of the present application.
  • the second terminal device sends a side link signal to the first terminal device.
  • the second terminal device may send the side link signal to the first terminal device through the side link connection established with the first terminal device.
  • D2D communication, M2M communication, MTC, or V2V communication, etc. may be performed between the second terminal device and the first terminal device through a lateral link connection.
  • the first terminal device preferentially receives the downlink signal from the network device that meets the preset condition.
  • the first terminal device can detect whether the downlink signal satisfies the preset condition, if the downlink signal If the signal satisfies the preset condition, the first terminal device preferentially receives the downlink signal.
  • the first terminal device receives the downlink signal from the network device that meets the preset condition. That is, if there is a side link signal from the second terminal device that overlaps with the downlink signal, the first terminal device preferentially receives the downlink signal from the network device that meets the preset condition.
  • the side link signal from the second terminal device that overlaps with the downlink signal can be understood as: the downlink signal and the side link signal overlap in the time domain, or the downlink signal and the side link signal overlap in the frequency domain , or the downlink signal and the side link signal overlap in the time-frequency domain.
  • the downlink signal and the side link signal overlap in the time-frequency domain that is, the downlink signal and the side link signal overlap not only in the time domain, but also in the frequency domain.
  • the first terminal device receives Downlink signals from network equipment. That is, if there is a side link signal from the second terminal device, and the first terminal device does not have the ability to receive the downlink signal and the side link signal in the same time period, the first terminal device preferentially receives the signal from the network Downlink signal from the device.
  • the first terminal device can detect whether the first terminal device is capable of simultaneously receiving downlink signals and side link signals, and if the first terminal device is capable of simultaneously receiving downlink signals and side link signals, then the first terminal device The device does not need to detect whether the downlink signal from the network device meets the preset conditions, nor does it need to detect whether there is a side link signal from the second terminal device, nor does it need to detect the side link signal from the second terminal device and the first terminal device. Whether the downlink signals of the terminal device overlap, but directly receive the downlink signal from the network device and/or the side link signal from the second terminal device.
  • the first terminal device If the capability of the first terminal device is limited, for example, the first terminal device does not have the capability to receive downlink signals and side link signals at the same time, then when the first terminal device detects that there is a side link signal from the second terminal device, the It will detect whether there is a downlink signal from the network device that meets the preset condition, and if there is a downlink signal from the network device that meets the preset condition, the first terminal device preferentially receives the downlink signal from the network device that meets the preset condition; if If there is no downlink signal from the network device that meets the preset condition, the first terminal device can receive the side link signal from the second terminal device. If the capability of the first terminal device is limited, and the first terminal device detects that there is a downlink signal from the network device that meets the preset conditions, the first terminal device will Priority is given to receiving downlink signals from network devices that meet preset conditions.
  • the first terminal device preferentially receives a downlink signal from a network device that meets a preset condition, so as to respond to the downlink signal in time, which can improve signal processing efficiency.
  • this embodiment of the present application specifically describes downlink signals that meet preset conditions.
  • the downlink signal satisfying the preset condition may include a Master Information Block (MIB) message.
  • MIB Master Information Block
  • the first terminal device when the first terminal device performs time and frequency synchronization with a certain cell, it needs to acquire a synchronization signal and a PBCH block (Synchronization Signal and PBCH block, SSB).
  • the SSB may include synchronization channels and MIB messages.
  • the first terminal device After the first terminal device acquires the MIB message, the first terminal device can determine the time-frequency domain position and repetition rule of the MIB in the above-mentioned cell. Therefore, the first terminal device has a relatively high demand for the reception delay of the MIB message, that is, the smaller the reception delay of the first terminal device to receive the MIB message, the more efficient the time and frequency synchronization between the first terminal device and the above-mentioned cell is.
  • the first terminal device acquires the MIB message as soon as possible, and can perform time and frequency synchronization with the above-mentioned cell as soon as possible.
  • the first terminal device may acquire a system information block (System Information Block, SIB) 1, and the SIB1 may include information indicating the SSB actually sent by the network device.
  • SIB System Information Block
  • the first terminal device can determine the specific time-frequency domain location of the MIB message according to the information.
  • the first terminal device when the first terminal device receives the MIB message at the determined time-frequency domain position of the MIB message, if there is a side link signal from the second terminal device, the first terminal device can directly ignore the side link signal.
  • the reception of the link signal that is, the priority to receive the MIB message.
  • this embodiment of the present application specifically describes downlink signals that meet preset conditions.
  • the downlink signal satisfying the preset condition may include a physical downlink control channel (Physical Downlink Control Channel, PDCCH).
  • PDCCH Physical Downlink Control Channel
  • the PDCCH is an accompanying control channel when receiving other channels except the MIB and the shared channel of preconfigured resources, that is to say, the first terminal device can only further decode the PDCCH after receiving the PDCCH channel, Determine other channels pointed to by the PDCCH, and then receive other channels from the network device.
  • the other channel may be a Physical Downlink Shared Channel (Physical Downlink Shared Channel, PDSCH).
  • the first terminal device when the first terminal device attempts to receive the PDCCH, if there is a side link signal from the second terminal device, the first terminal device can directly ignore the reception of the side link signal, that is, give priority to reception PDCCH.
  • this embodiment of the present application specifically describes downlink signals that meet preset conditions.
  • the downlink signal satisfying the preset condition may include: a PDSCH indicated by a PDCCH scrambled by a radio network temporary identity (Radio Network Tempory Identity, RNTI).
  • RNTI Radio Network Tempory Identity
  • the PDSCH may be a channel indicated by the PDCCH scrambled by the system information-wireless network temporary identifier SI-RNTI, and the PDSCH carries SIB1.
  • the PDCCH configuration information required for receiving the SIB1 can be obtained through the MIB.
  • the first terminal device may also acquire the PDCCH configuration information required for receiving the SIB1 through the dedicated channel.
  • the first terminal device may attempt to receive the SIB1 message in which the SI-RNTI is convoluted on the PDCCH corresponding to the PDCCH configuration information. Based on this, when the first terminal device receives the SIB1 message, if there is a side link signal from the second terminal device, the first terminal device can directly ignore the reception of the side link signal, that is, preferentially receive SIB1.
  • the PDSCH may be a channel indicated by a PDCCH scrambled by SI-RNTI, and the search space of the PDCCH is a search space for other system messages, and the above PDSCH carries other system messages.
  • the PDCCH configuration information may include search spaces for other system messages.
  • the first terminal device may receive the system message in which the SI-RNTI is convoluted on the PDCCH of the search space for other system messages. Based on this, when the first terminal device is receiving other system messages, if there is a side link signal from the second terminal device, the first terminal device can directly ignore the reception of the side link signal, that is, preferentially receive other system information.
  • the PDSCH may be a channel indicated by the PDCCH scrambled by the paging-wireless network temporary identifier P-RNTI, the search space of the PDCCH is the search space for paging messages, and the PDSCH carries the paging information.
  • the paging message may include a short message for system message update.
  • the PDCCH configuration information may include a search space for paging messages.
  • the first terminal device may receive the system message in which the P-RNTI is convoluted on the PDCCH of the search space for paging messages. Based on this, when the first terminal device is receiving the paging message, if there is a side link signal from the second terminal device, the first terminal device can directly ignore the reception of the side link signal, that is, preferentially receive the paging message. call message.
  • the PDSCH may be a channel indicated by the PDCCH scrambled by the random access-radio network temporary identifier RA-RNTI, the PDSCH carries the second message, and the second message is a 4-step random access procedure In the message from the network device, the second message is generated by the network device after receiving the first message sent from the first terminal device, and the first message may be a preamble.
  • the first terminal device when the first terminal device initiates 4-step random access, after the first terminal device sends the preamble (ie, the first message), it will wait for the second message from the network device,
  • the RA-RNTI is convolved on the PDCCH on which the second message is sent, and the first terminal device determines in which time period (ie, the receiving window of the second message) the second message is received. Based on this, when the first terminal device is receiving the second message, if there is a side link signal from the second terminal device, the first terminal device can directly ignore the reception of the side link signal, that is, give priority to receiving second message.
  • the PDSCH may be a channel indicated by the PDCCH scrambled by the Temp-Wireless Network Temporary Identifier TEMP-RNTI or the Cell-Wireless Network Temporary Identifier C-RNTI, wherein the PDSCH carries the fourth message, the The four messages are messages from the network device in the 4-step random access process, and the fourth message is generated by the network device after receiving the third message from the first terminal device, so the fourth message is generated by the network device after receiving the third message from the first terminal device.
  • the third message is generated when the first terminal device receives the second message from the network device.
  • the second message is generated when the network device receives the first message sent from the first terminal device, and the first message may be a preamble.
  • the first terminal device after the first terminal device sends the third message to the network device, according to different reasons for actually initiating the Random Access Channel (RACH) process, the first terminal device is receiving the fourth message.
  • RACH Random Access Channel
  • the first terminal device When sending a message, it will try to receive the PDCCH convolved with TEMP-RNTI or C-RNTI. Based on this, when the first terminal device is receiving the fourth message, if there is a side link signal from the second terminal device, the first terminal device can directly ignore the reception of the side link signal, that is, give priority to receiving Fourth message.
  • the fourth message may include a downlink common control channel (Common Control Channel, CCCH) and/or a downlink dedicated control channel (DedicatedControlCHannel, DCCH).
  • CCCH Common Control Channel
  • DCCH Downlink dedicated control channel
  • the fourth message when the fourth message includes a downlink CCCH, the fourth message may include a radio resource control (Radio Resource Control, RRC) connection establishment Setup message and a radio resource control connection disconnection RRC Reject message.
  • RRC Radio Resource Control
  • the fourth message when the fourth message includes a downlink DCCH, the fourth message may include a radio resource control connection restoration RRC Resume message and a radio resource control connection reestablishment RRC Restablishment message.
  • the fourth message in the above RACH process may include the downlink CCCH, and may also include the downlink DCCH. If the fourth message contains the DCCH, then the fourth message may contain the RRCResume message and the RRCRestablishment message. If the fourth message contains CCCH, then the fourth message may contain RRC Setup message and RRC Reject message.
  • the PDSCH may be the channel indicated by the PDCCH scrambled by the message B-Wireless Network Temporary Identifier MSGB-RNTI, the PDSCH carries the message B, and the message B is from the 2-step random access process.
  • the message of the network device, the message B is generated by the network device after receiving the message A from the first terminal device.
  • the first terminal device when the first terminal device initiates the 2-step random access, the first terminal device will first send the message A, and then prepare to receive the message B from the network device in the receiving window.
  • the MSGB-RNTI is convolved on the PDCCH on which the network device sends the message B. Based on this, when the first terminal device is receiving message B, if there is a side link signal from the second terminal device, the first terminal device can directly ignore the reception of the side link signal, that is, preferentially receive message B .
  • the message A is the first message in the 2-step random access process
  • the message B is the second message in the 2-step random access process.
  • message B may include downlink CCCH and/or downlink DCCH.
  • the message B may include an RRC Setup message and an RRC Reject message.
  • the message B may include an RRC Resume message and an RRC Restablishment message.
  • the message B in the above RACH process may include the downlink CCCH, and may also include the downlink DCCH. If message B contains DCCH, then message B may contain RRCResume message and RRCRestablishment message. If message B contains CCCH, then message B may contain RRC Setup message and RRC Reject message.
  • this embodiment of the present application specifically describes downlink signals that meet preset conditions.
  • the downlink signal that satisfies the preset condition may include: the PDSCH indicated by the priority indication information in the downlink control information (Downlink Control Information, DCI), and the DCI is carried on the PDCCH.
  • DCI Downlink Control Information
  • the first terminal device when the first terminal device receives the PDCCH channel, if there is a priority flag in the DCI carried by the PDCCH.
  • This priority flag can be used on DCI format 1-2, DCI format 0-1, DCI format 0-2 and DCI format 1-1. Based on this, when the first terminal device receives the PDCCH containing the priority flag, if there is a side link signal from the second terminal device, the first terminal device can directly ignore the reception of the side link signal , that is, preferentially receive any downlink channel pointed to by the priority flag in the PDCCH.
  • the communication system 100 may include a network device 110, and the network device 110 may be a device that communicates with a third terminal device 120 (or referred to as a communication terminal, a terminal).
  • a third terminal device 120 or referred to as a communication terminal, a terminal.
  • the communication system 100 also includes at least one third terminal device 120 located within the coverage of the network device 110 .
  • the communication system 100 further includes a fourth terminal device 130, and D2D communication, M2M communication, MTC, or V2V communication can be performed between the third terminal device 120 and the fourth terminal device 130.
  • FIG. 1 exemplarily shows a communication system 100
  • the communication system 110 includes a network device 110 , a third terminal device 120 and a fourth terminal device 130 .
  • the third terminal device 120 and the network device 110 may be connected wirelessly or by wire.
  • the third terminal device 120 may send the uplink signal to the network device 110 through the uplink, and the third terminal device 120 may also receive the downlink signal sent by the network device 110 through the downlink.
  • the third terminal device 120 may send the side link signal to the fourth terminal device 130 through the side link, and the third terminal device 120 may also receive the side link signal sent by the fourth terminal device 130 through the side link.
  • the third terminal device 120 in this embodiment of the present application may be the same terminal device as the first terminal device or the second terminal device in the above-mentioned embodiments.
  • the third terminal device may also be different from the first terminal device and The terminal device of the second terminal device.
  • the fourth terminal device 130 may be the same terminal device as the first terminal device or the second terminal device in the above-mentioned embodiment.
  • the fourth terminal device 130 may also be different from the first terminal device and the second terminal device. device's terminal device.
  • Fig. 3 is a kind of signal receiving method that the embodiment of the present application provides, is applied to above-mentioned example communication system, this method comprises:
  • a third terminal device generates an uplink signal to be sent.
  • the third terminal device can directly send the The network device sends the uplink signal.
  • the third terminal device can determine the time-frequency domain resource for sending the uplink signal. If there is no side link signal to be sent to other terminal equipment on the time-frequency domain resource, which means that there is no signal transmission conflict, then the third terminal equipment does not need to judge whether the uplink signal satisfies the preset condition, but It is to send the uplink signal directly to the network device.
  • the other terminal equipment may be a device that establishes a side link connection with the third terminal equipment, for example, other terminal equipment may perform D2D communication, M2M communication, MTC, Or V2V communication, etc.
  • the other terminal device may be the fourth terminal device in this embodiment of the present application.
  • the third terminal device generates a side link signal to be sent.
  • the third terminal device may send the side link signal to the fourth terminal device through the side link connection established with the fourth terminal device.
  • D2D communication, M2M communication, MTC, or V2V communication, etc. may be performed between the third terminal device and the fourth terminal device through a lateral link connection.
  • the third terminal device preferentially sends an uplink signal that meets a preset condition.
  • the third terminal device can detect whether the uplink signal satisfies the preset condition, if the uplink signal If the preset condition is met, the third terminal device preferentially sends the uplink signal that meets the preset condition.
  • the third terminal device may send the uplink signal to the network device. That is, if there is a side link signal to be sent to the fourth terminal device that overlaps with the uplink signal that meets the preset condition, the third terminal device preferentially sends the uplink signal that meets the preset condition.
  • the third terminal device can send the uplink signal to the network device. That is to say, if there is a side link signal to be sent to the fourth terminal device that overlaps with the uplink signal that meets the preset condition, and the third terminal device does not have the ability to send the uplink signal and the side link signal in the same time period capability, then the third terminal device can preferentially send the uplink signal.
  • the third terminal device can detect whether the third terminal device is capable of sending uplink signals and side link signals at the same time, and if the third terminal device is capable of simultaneously sending uplink signals and side link signals, then the third terminal device The device does not need to detect whether the uplink signal to be sent to the network device meets the preset conditions, nor does it need to detect whether there is a side link signal to be sent to the fourth terminal device, nor does it need to detect the side link signal to be sent to the fourth terminal device. Whether the channel signal and the uplink signal to be sent to the network device overlap, the uplink signal is directly sent to the network device and/or the side link signal is sent to the fourth terminal device.
  • the third terminal device when detecting that there is a side link signal to be sent to the fourth terminal device , it will also detect whether there is an uplink signal to be sent to the network device that meets the preset conditions, and if there is an uplink signal to be sent to the network device that meets the preset conditions, the third terminal device sends the uplink signal preferentially; For the uplink signal to be sent to the network device that meets the preset condition, the third terminal device may send the above-mentioned side link signal.
  • the third terminal device detects that there is an uplink signal to be sent to the network device that meets the preset conditions, then regardless of whether there is a side link signal to be sent to the fourth terminal device, the The three terminal devices will preferentially send uplink signals that meet the preset conditions to the network device.
  • the overlapping of the uplink signal to be sent that meets the preset condition and the side link signal can be understood as: the uplink signal to be sent that meets the preset condition and the side link signal to be sent are in the time domain or the uplink signal to be sent that meets the preset condition and the side link signal to be sent overlap in the frequency domain, or the uplink signal to be sent that meets the preset condition and the side link signal to be sent are in the frequency domain. overlap in the time-frequency domain.
  • the uplink signal and the side link signal overlap in the time-frequency domain, that is, the uplink signal and the side link signal overlap not only in the time domain, but also in the frequency domain.
  • the uplink signal satisfying the preset condition may include message A, where message A is the first message sent by the third terminal device to the network device in the 2-step random access process.
  • the foregoing message A may include a preamble and a physical uplink shared channel (Physical Uplink Shared Channel, PUSCH). That is, the message A can consist of two parts, one part is the preamble and the other part is the PUSCH.
  • PUSCH Physical Uplink Shared Channel
  • the terminal device includes corresponding hardware structures and/or software modules for executing each function.
  • the present application can be implemented in hardware or a combination of hardware and computer software with the units and algorithm steps of each example described in conjunction with the embodiments disclosed herein. Whether a function is performed by hardware or computer software driving hardware depends on the specific application and design constraints of the technical solution. Skilled artisans may implement the described functionality using different methods for each particular application, but such implementations should not be considered beyond the scope of this application.
  • the terminal device may be divided into functional units according to the foregoing method examples.
  • each functional unit may be divided corresponding to each function, or two or more functions may be integrated into one processing unit.
  • the above-mentioned integrated units can be implemented in the form of hardware, and can also be implemented in the form of software program modules. It should be noted that the division of units in the embodiments of the present application is illustrative, and is only a logical function division, and other division methods may be used in actual implementation.
  • Fig. 4 shows a possible functional unit composition block diagram of the terminal equipment involved in the above-mentioned embodiment, and the terminal equipment includes:
  • the communication unit 401 is configured to preferentially receive downlink signals from network devices that meet preset conditions.
  • the processing unit 402 may be a processor or a controller, and the communication unit 401 may be a transceiver, a transceiver circuit, a radio frequency chip, or the like.
  • the communication unit 401 preferentially receives downlink signals from network devices that meet preset conditions, including:
  • the downlink signal from the network device is received.
  • the downlink signal and the side link signal overlap in the time domain, or the downlink signal and the side link signal overlap in the frequency domain, or the downlink signal and the side link signal overlap in the frequency domain.
  • the side link signals overlap in the time-frequency domain.
  • the communication unit 401 preferentially receives downlink signals that meet preset conditions from network equipment, including:
  • the terminal device If there is a side link signal from the second terminal device, and the terminal device does not have the ability to receive the downlink signal and the side link signal in the same time period, receive all the signals from the network device. the downlink signal.
  • the downlink signal satisfying the preset condition includes an MIB message.
  • the downlink signal satisfying the preset condition includes PDCCH.
  • the downlink signal satisfying the preset condition includes: a PDSCH indicated by a PDCCH scrambled by RNTI.
  • the PDSCH is a channel indicated by a PDCCH scrambled by SI-RNTI
  • a search space of the PDCCH is a search space for other system messages
  • the PDSCH carries other system messages.
  • the PDSCH is a channel indicated by a PDCCH scrambled by SI-RNTI, and the PDSCH carries a system information block SIB1.
  • the PDSCH is a channel indicated by a PDCCH scrambled by P-RNTI
  • a search space of the PDCCH is a search space for a paging message
  • the PDSCH carries a paging message.
  • the paging message includes a short message for system message update.
  • the PDSCH is a channel indicated by a PDCCH scrambled by RA-RNTI
  • the PDSCH carries a second message
  • the second message comes from the The message of the network device
  • the second message is generated by the network device after receiving the first message sent from the terminal device
  • the first message is a preamble.
  • the PDSCH is a channel indicated by a PDCCH scrambled by TEMP-RNTI or C-RNTI
  • the PDSCH carries a fourth message
  • the fourth message is a 4-step random access procedure message from the network device
  • the fourth message is generated when the network device receives the third message from the terminal device
  • the third message is the to the second message from the network device.
  • the PDSCH is a channel indicated by the PDCCH scrambled by MSGB-RNTI
  • the PDSCH carries a message B
  • the message B is a message from the network device in the 2-step random access process
  • the message B is generated by the network device after receiving the message A from the terminal device.
  • the fourth message includes downlink CCCH and/or downlink DCCH
  • the message B includes downlink CCCH and/or downlink DCCH.
  • the fourth message in the case that the fourth message includes a downlink CCCH, the fourth message includes an RRC Setup message and an RRC Reject message; in the case that the message B includes a downlink CCCH, the Message B includes the RRC Setup message and the RRC Reject message.
  • the fourth message in the case that the fourth message includes a downlink DCCH, the fourth message includes an RRC Resume message and an RRC Restablishment message; in a case that the message B includes a downlink DCCH, the Message B includes the RRC Resume message and the RRC Restablishment message.
  • the downlink signal satisfying the preset condition includes: the PDSCH indicated by the priority indication information in the DCI, and the DCI is carried on the PDCCH.
  • the terminal device involved in this embodiment of the present application may be the terminal device shown in FIG. 5 .
  • Embodiments of the present application further provide a computer-readable storage medium, wherein the computer-readable storage medium stores a computer program for electronic data exchange, wherein the computer program causes a computer to execute the method as described in the first method in the foregoing method embodiment. Some or all of the steps described by a terminal device.
  • Embodiments of the present application further provide a computer program product, wherein the computer program product includes a non-transitory computer-readable storage medium storing a computer program, and the computer program is operable to cause a computer to execute the method embodiments described above. Some or all of the steps described in the first terminal device.
  • the computer program product may be a software installation package.
  • Fig. 4 shows a possible functional unit composition block diagram of the terminal equipment involved in the above-mentioned embodiment, and the terminal equipment includes:
  • the communication unit 401 is configured to preferentially send downlink signals that meet preset conditions.
  • the processing unit 402 may be a processor or a controller, and the communication unit 401 may be a transceiver, a transceiver circuit, a radio frequency chip, or the like.
  • the communication unit 401 preferentially sends uplink signals that meet preset conditions, including:
  • the uplink signal to be sent that meets the preset condition and the side link signal overlap the uplink signal is sent to the network device.
  • the communication unit 401 preferentially sends uplink signals that meet preset conditions, including:
  • the network device Send the uplink signal.
  • the uplink signal and the side link signal overlap in the time domain, or the uplink signal and the side link signal overlap in the frequency domain, or the uplink signal and the side link signal overlap in the frequency domain.
  • the side link signals overlap in the time-frequency domain.
  • the uplink signal satisfying the preset condition includes a message A, and the message A is the first message sent by the communication unit 401 to the network device in the 2-step random access process.
  • the message A includes a preamble and a PUSCH.
  • the terminal device involved in this embodiment of the present application may be the terminal device shown in FIG. 5 .
  • Embodiments of the present application further provide a computer-readable storage medium, wherein the computer-readable storage medium stores a computer program for electronic data exchange, wherein the computer program causes a computer to execute the method as described in the first method in the foregoing method embodiment. Part or all of the steps described by the three terminal equipment.
  • Embodiments of the present application further provide a computer program product, wherein the computer program product includes a non-transitory computer-readable storage medium storing a computer program, and the computer program is operable to cause a computer to execute the method embodiments described above. Some or all of the steps described in the third terminal device.
  • the computer program product may be a software installation package.
  • the steps of the method or algorithm described in the embodiments of the present application may be implemented in a hardware manner, or may be implemented in a manner in which a processor executes software instructions.
  • Software instructions can be composed of corresponding software modules, and software modules can be stored in random access memory (Random Access Memory, RAM), flash memory, read only memory (Read Only Memory, ROM), erasable programmable read only memory ( Erasable Programmable ROM, EPROM), Electrically Erasable Programmable Read-Only Memory (Electrically EPROM, EEPROM), registers, hard disk, removable hard disk, CD-ROM, or any other form of storage medium known in the art.
  • An exemplary storage medium is coupled to the processor, such that the processor can read information from, and write information to, the storage medium.
  • the storage medium can also be an integral part of the processor.
  • the processor and storage medium may reside in an ASIC.
  • the ASIC may reside in access network equipment, target network equipment or core network equipment.
  • the processor and the storage medium may also exist in the access network device, the target network device or the core network device as discrete components.
  • the functions described in the embodiments of the present application may be implemented in whole or in part by software, hardware, firmware, or any combination thereof.
  • software it can be implemented in whole or in part in the form of a computer program product.
  • the computer program product includes one or more computer instructions. When the computer program instructions are loaded and executed on a computer, all or part of the processes or functions described in the embodiments of the present application are generated.
  • the computer may be a general purpose computer, special purpose computer, computer network, or other programmable device.
  • the computer instructions may be stored in or transmitted from one computer-readable storage medium to another computer-readable storage medium, for example, the computer instructions may be downloaded from a website site, computer, server, or data center Transmission to another website site, computer, server or data center by wire (eg coaxial cable, optical fiber, Digital Subscriber Line, DSL) or wireless (eg infrared, wireless, microwave, etc.).
  • the computer-readable storage medium can be any available medium that can be accessed by a computer or a data storage device such as a server, a data center, or the like that includes an integration of one or more available media.
  • the available media may be magnetic media (eg, floppy disk, hard disk, magnetic tape), optical media (eg, Digital Video Disc (DVD)), or semiconductor media (eg, Solid State Disk (SSD)) )Wait.

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne également un procédé de réception de signal, un procédé d'envoi de signal, un dispositif terminal et un support de stockage. Le procédé comprend les étapes suivantes : un premier dispositif terminal reçoit de préférence, d'un dispositif réseau, un signal de liaison descendante qui remplit une condition prédéfinie. Au moyen des modes de réalisation de la présente demande, lorsqu'il y a un conflit dans la réception d'un signal, un signal de liaison descendante remplissant une condition prédéfinie est reçu de préférence du dispositif réseau afin d'améliorer l'efficacité de traitement du signal.
PCT/CN2020/107941 2020-08-07 2020-08-07 Procédé de réception de signal, procédé d'envoi de signal, dispositif terminal et support de stockage WO2022027639A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2020/107941 WO2022027639A1 (fr) 2020-08-07 2020-08-07 Procédé de réception de signal, procédé d'envoi de signal, dispositif terminal et support de stockage
CN202080101512.0A CN115669154A (zh) 2020-08-07 2020-08-07 信号接收方法、信号发送方法、终端设备及存储介质

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/107941 WO2022027639A1 (fr) 2020-08-07 2020-08-07 Procédé de réception de signal, procédé d'envoi de signal, dispositif terminal et support de stockage

Publications (1)

Publication Number Publication Date
WO2022027639A1 true WO2022027639A1 (fr) 2022-02-10

Family

ID=80116838

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2020/107941 WO2022027639A1 (fr) 2020-08-07 2020-08-07 Procédé de réception de signal, procédé d'envoi de signal, dispositif terminal et support de stockage

Country Status (2)

Country Link
CN (1) CN115669154A (fr)
WO (1) WO2022027639A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110167173A (zh) * 2018-02-14 2019-08-23 华为技术有限公司 一种上行数据的发送方法、接收方法和装置
WO2019237236A1 (fr) * 2018-06-12 2019-12-19 Panasonic Intellectual Property Corporation Of America Équipement utilisateur, station de base et procédé de communication sans fil
CN110622593A (zh) * 2017-09-15 2019-12-27 Oppo广东移动通信有限公司 资源配置的方法、终端设备和网络设备
CN110959303A (zh) * 2017-08-09 2020-04-03 索尼公司 通信设备和通信方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110959303A (zh) * 2017-08-09 2020-04-03 索尼公司 通信设备和通信方法
CN110622593A (zh) * 2017-09-15 2019-12-27 Oppo广东移动通信有限公司 资源配置的方法、终端设备和网络设备
CN110167173A (zh) * 2018-02-14 2019-08-23 华为技术有限公司 一种上行数据的发送方法、接收方法和装置
WO2019237236A1 (fr) * 2018-06-12 2019-12-19 Panasonic Intellectual Property Corporation Of America Équipement utilisateur, station de base et procédé de communication sans fil

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
INTEL CORPORATION: "Sidelink Resource Allocation and Configuration for Wearable and IoT Use Cases", 3GPP DRAFT; R1-1707333 INTEL - FED2D RESOURCES, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. Hangzhou; 20170515 - 20170519, 14 May 2017 (2017-05-14), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051272546 *
LG ELECTRONICS: "Issues on multiplexing of WAN and D2D", 3GPP DRAFT; R1-141354 MULTIPLEXING OF WAN AND D2D_LG, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. Shenzhen, China; 20140331 - 20140404, 30 March 2014 (2014-03-30), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP050787026 *

Also Published As

Publication number Publication date
CN115669154A (zh) 2023-01-31

Similar Documents

Publication Publication Date Title
EP3494726B1 (fr) Procédé d'indication d'informations et dispositif terminal
WO2019029323A1 (fr) Procédé et appareil d'envoi de préambule d'accès aléatoire, et procédé et appareil de réception de préambule d'accès aléatoire
KR20220042048A (ko) 정보 전송 방법, 전자 기기 및 저장 매체
US20140204924A1 (en) Method and apparatus of performing a discovery procedure
JP7496834B2 (ja) ２ステップのランダムアクセスのための方法、端末デバイス及びネットワークデバイス
WO2019242452A1 (fr) Procédé et appareil d'accès à un canal de transmission de canal physique d'accès aléatoire et programme
US20190159084A1 (en) Information Transmission Method and Apparatus and Communication System
KR20210084506A (ko) 카운팅 방법, 단말기 디바이스 및 장치
US20230092926A1 (en) Method for random access resource configuration, terminal device, and network device
TW202025838A (zh) 通訊方法、終端設備和網路設備
US20240080699A1 (en) Sdt failure reporting method, terminal device, and network device
JP7297866B2 (ja) ランダムアクセス方法及び関連機器
KR102582832B1 (ko) 신호 전송 방법, 단말기 디바이스 및 네트워크 디바이스
CN113647182A (zh) 无线通信的方法和设备
WO2019213951A1 (fr) Procédé de réception de canal de liaison descendante, et appareil terminal
WO2021189254A1 (fr) Procédé et appareil de réévaluation de ressources de liaison latérale
CN112567873B (zh) 一种信息传输的方法、设备及计算机存储介质
WO2020206643A1 (fr) Procédé d'accès aléatoire, dispositif, et support d'enregistrement
TW202008817A (zh) 一種訊號傳輸方法及適用該方法的裝置、終端設備及網路設備
CN114271010A (zh) 非授权频谱上的数据传输方法、装置、设备及存储介质
EP3606181B1 (fr) Procédé permettant à un dispositif terminal d'accéder à un réseau et dispositif terminal
WO2022027639A1 (fr) Procédé de réception de signal, procédé d'envoi de signal, dispositif terminal et support de stockage
WO2021073018A1 (fr) Procédé et dispositif pour déterminer et indiquer une ressource de transmission d'informations de système
WO2021174467A1 (fr) Procédé de transmission de données, dispositif électronique et support de stockage
KR20230078775A (ko) 5g 새로운 무선방식(nr)에 대한 서비스 액세스 제한 향상들

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20947884

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20947884

Country of ref document: EP

Kind code of ref document: A1