WO2022077215A1 - Procédé de communication sans fil, terminal et dispositif de réseau - Google Patents

Procédé de communication sans fil, terminal et dispositif de réseau Download PDF

Info

Publication number
WO2022077215A1
WO2022077215A1 PCT/CN2020/120621 CN2020120621W WO2022077215A1 WO 2022077215 A1 WO2022077215 A1 WO 2022077215A1 CN 2020120621 W CN2020120621 W CN 2020120621W WO 2022077215 A1 WO2022077215 A1 WO 2022077215A1
Authority
WO
WIPO (PCT)
Prior art keywords
terminal
energy
saving
listening
resource
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/CN2020/120621
Other languages
English (en)
Chinese (zh)
Inventor
赵振山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
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 Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority to PCT/CN2020/120621 priority Critical patent/WO2022077215A1/fr
Priority to CN202080103160.2A priority patent/CN115918202B/zh
Publication of WO2022077215A1 publication Critical patent/WO2022077215A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/02—Power saving arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • 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 embodiments of the present application relate to the field of communication, and more particularly, to a wireless communication method, terminal, and network device.
  • Communication architectures such as Device to Device (D2D), Vehicle to Vehicle (V2V), and Vehicle to Everything (V2X) can be implemented based on Sidelink (SL) technology.
  • the communication between them is different from the way in which the communication data is received or sent by the base station in the traditional cellular system.
  • This direct communication method between terminals has higher spectral efficiency and lower transmission delay.
  • the embodiments of the present application provide a wireless communication method, a terminal, and a network device, so as to achieve the purpose of energy saving for an energy-saving terminal.
  • a wireless communication method including: a first terminal acquiring a transmission resource in a resource pool.
  • the first terminal performs sideline transmission on the transmission resource.
  • the configuration parameters of the resource pool include: related information of energy-saving terminals and/or related information of different energy-saving levels.
  • a wireless communication method including: a network device sending a configuration parameter of a resource pool to a first terminal.
  • the configuration parameters of the resource pool include: related information of energy-saving terminals and/or related information of different energy-saving levels.
  • a terminal is provided, where the terminal is a first terminal, and includes: a processing unit and a communication unit, wherein the processing unit is used to obtain transmission resources in a resource pool; the communication unit is used to perform sideline transmission on the transmission resources;
  • the configuration parameters of the resource pool include: related information of energy-saving terminals and/or related information of different energy-saving levels.
  • a network device including: a communication unit configured to send configuration parameters of a resource pool to a first terminal; wherein the configuration parameters of the resource pool include: relevant information of energy-saving terminals and/or different energy-saving levels Related Information.
  • a terminal including a processor and a memory.
  • the memory is used for storing a computer program
  • the processor is used for calling and running the computer program stored in the memory to execute the method in the above-mentioned first aspect or each implementation manner thereof.
  • a network device including a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory to execute the method in the second aspect or each of its implementations.
  • an apparatus for implementing the method in any one of the above-mentioned first aspect to the second aspect or each implementation manner thereof.
  • the apparatus includes: a processor for invoking and running a computer program from a memory, so that a device installed with the apparatus executes the method in any one of the above-mentioned first aspect to the second aspect or each of its implementations .
  • a computer-readable storage medium for storing a computer program, and the computer program causes a computer to execute the method in any one of the above-mentioned first aspect to the second aspect or each implementation manner thereof.
  • a computer program product comprising computer program instructions, the computer program instructions cause a computer to execute the method in any one of the above-mentioned first to second aspects or the implementations thereof.
  • a computer program which, when run on a computer, causes the computer to perform the method of any one of the above-mentioned first to second aspects or each of the implementations thereof.
  • the relevant information of the energy-saving terminal and/or the relevant information of different energy-saving levels is carried in the configuration information of the resource pool.
  • the purpose of terminal energy saving can be achieved.
  • FIG. 1 is a schematic diagram of a network coverage situation provided by an embodiment of the present application.
  • FIG. 2 is a schematic diagram of another network coverage situation provided by an embodiment of the present application.
  • FIG. 3 is a schematic diagram of still another network coverage situation provided by an embodiment of the present application.
  • FIG. 4 is a schematic diagram of unicast transmission provided by an embodiment of the present application.
  • FIG. 5 is a schematic diagram of broadcast transmission provided by an embodiment of the present application.
  • FIG. 6 is another schematic diagram of broadcast transmission provided by an embodiment of the present application.
  • FIG. 7 is a schematic diagram of resource distribution provided by an embodiment of the present application.
  • FIG. 8 is another schematic diagram of resource distribution provided by an embodiment of the present application.
  • FIG. 9 is another schematic diagram of resource distribution provided by an embodiment of the present application.
  • FIG. 10 is a flowchart of a wireless communication method provided by an embodiment of the present application.
  • FIG. 11 is another schematic diagram of resource distribution provided by an embodiment of the present application.
  • FIG. 12 shows a schematic block diagram of a terminal 1200 according to an embodiment of the present application.
  • FIG. 13 shows a schematic block diagram of a network device 1300 according to an embodiment of the present application.
  • FIG. 14 is a schematic structural diagram of a communication device 1400 provided by an embodiment of the present application.
  • FIG. 15 is a schematic structural diagram of a device according to an embodiment of the present application.
  • FIG. 16 is a schematic block diagram of a communication system 1600 provided by an embodiment of the present application.
  • sideline communication according to the network coverage of the communicating terminal, it can be divided into network coverage inner line communication, partial network coverage sideline communication, and network coverage outer line communication, respectively, as shown in Figure 1, Figure 2 and Figure 2. 3 shown.
  • all the terminals performing the lateral communication are within the coverage of the same network device, so that these terminals within the coverage of the same network device can receive the network device through the configuration signaling, so that sideline communication is performed based on the same sideline configuration.
  • the terminal outside the network coverage cannot receive the configuration signaling of the network device.
  • the terminal outside the network coverage will send the pre-configuration information and the terminal within the network coverage
  • the information carried in the Physical Sidelink Broadcast Channel (PSBCH) determines the sideline configuration and performs sideline communication.
  • PSBCH Physical Sidelink Broadcast Channel
  • all the terminals performing the lateral communication are located outside the coverage of the network, and all the terminals determine the lateral configuration according to the pre-configured information to perform the lateral communication.
  • Device-to-device communication is a D2D-based SL technology. Different from the traditional cellular system in which communication data is received or sent through network devices, device-to-device communication has higher spectral efficiency and lower transmission delay.
  • the Internet of Vehicles system adopts the method of terminal-to-terminal direct communication, and two transmission modes are defined in the 3rd Generation Partnership Project (3GPP): the first mode and the second mode.
  • 3GPP 3rd Generation Partnership Project
  • the first mode the transmission resources of the terminal are allocated by the network device, and the terminal sends data on the sidelink according to the resources allocated by the network device; the network device can allocate resources for a single transmission to the terminal, or can allocate resources to the terminal. Semi-statically transmitted resources. As shown in FIG. 1 , the terminal is located within the coverage of the network, and the network device allocates transmission resources for sideline transmission to the terminal.
  • the second mode the terminal selects a resource in the resource pool for data transmission.
  • the terminal is located outside the coverage of the cell, and the terminal autonomously selects transmission resources in the preconfigured resource pool for sideline transmission; or as shown in Figure 1, the terminal autonomously selects transmission resources in the resource pool configured by the network to perform Sideline transmission.
  • unicast and multicast transmission methods are introduced.
  • unicast transmission there is only one terminal at the receiving end.
  • unicast transmission is performed between UE1 and UE2; for multicast transmission, the receiving end is all terminals in a communication group, or at a certain transmission All terminals within the distance, as shown in Figure 5, UE1, UE2, UE3 and UE4 form a communication group, in which UE1 sends data, and other UEs in the group are receivers; for broadcast transmission, the receiver is the sender.
  • Any terminal around the terminal as shown in FIG. 6 , UE1 is the transmitting terminal, and other UEs around it, namely, UE2-UE6 are all receiving terminals.
  • full listening means that the terminal can listen to the data sent by other terminals in all time slots (or subframes) except the time slot in which data is sent; and Partial sensing is to achieve energy saving of the terminal.
  • the terminal only needs to listen to part of the time slot or subframe, and selects resources based on the result of partial sensing.
  • the upper layer does not configure partial interception, that is, by default, complete interception is used to select resources.
  • the standard (3GPP TS36.213) defines resource selection based on complete interception. Among them, when a new data packet arrives at time n, resource selection needs to be performed. Assuming that the terminal currently performing resource selection is Terminal 1, Terminal 1 will select a window [n+ Resource selection is performed within T1, n+T2] milliseconds, where T1 ⁇ 4; T2min (prio TX ) ⁇ T 2 ⁇ 100, T 2min (prio TX ) is a parameter related to priority, and the selection of T1 should be greater than that of the terminal The selection of T2 needs to be within the delay requirement of the service.
  • Terminal 1 detects sidelink control information (Sidelink Control Information, SCI) of other terminals on resource 1, indicating that resource 2 in the selection window is reserved, and the RSRP measured by terminal 1 on resource 1 exceeds the RSRP threshold, Then, the terminal excludes resource 2 in the selection window, that is, it considers resource 2 to be an unavailable resource.
  • SCI Sidelink Control Information
  • terminal 1 can reserve this resource 4, if the terminal does not detect the SCI on the corresponding resource 3 in the listening window, it means that resource 4 is not reserved by other terminals. Therefore, terminal 1 can reserve this resource 4, if The service to be transmitted by the terminal 1 is a periodic service, then the terminal 1 can reserve resources 5-7.
  • the process of the terminal selecting resources in the selection window includes:
  • the terminal will select all available resources in the window as a set A, and the terminal will exclude the resources in set A:
  • the terminal has no listening result in some subframes in the listening window, the resources on the subframes corresponding to these subframes in the selection window are excluded.
  • the terminal detects a Physical Sidelink Control Channel (PSCCH) within the listening window, it measures the reference signal received power (Reference Signal) of the Physical Sidelink Shared Channel (PSCCH) scheduled by the PSCCH.
  • Signal Received Power, RSRP Signal Received Power
  • the terminal excludes the resource from the set A.
  • the selection of the PSSCH-RSRP threshold is determined by the priority information carried in the detected PSCCH and the priority of the data to be transmitted by the terminal.
  • the terminal will increase the PSSCH-RSRP threshold by 3dB, and repeat steps 1-2 until the number of remaining resources in set A is greater than 20% of the total number of resources. 20%.
  • the terminal performs sidelink reference signal received power (Sidelink Received Signal Strength Indicator, S-RSSI) detection on the remaining resources in set A, and sorts them according to the energy level. Number of resources) resources are put into set B.
  • S-RSSI Sidelink Received Signal Strength Indicator
  • the terminal selects a resource from set B with moderate probability for data transmission.
  • the terminal based on partial interception selects at least Y resources in the selection window, and judges whether at least Y resources can be used as candidate resources according to the interception result, and puts them in set B if possible. , if the number of elements in set B is greater than or equal to 20% of the total number of resources, set B is reported to the upper layer.
  • NR-V2X supports periodic services and aperiodic services.
  • the resource selection method based on complete listening is discussed, which is similar to the resource selection method based on complete listening in LTE-V2X.
  • the specific listening process and resources are The selection process can be found in 3GPP TS38.214.
  • LTE-V2X when the terminal selects transmission resources, it will send data on these resources, but there may be two terminals that select the same transmission resources. At this time, resource conflicts will occur and system performance will be reduced.
  • the pre-emption and re-evaluation mechanisms are introduced in NR-V2X, so that the terminal can determine whether there is a resource conflict with other terminals before using the selected resource. If there is no conflict, you can Continue to use the selected transmission resource. If there is a resource conflict, avoidance and resource reselection need to be performed according to the corresponding mechanism to avoid resource conflict.
  • resources w, x, y, z, and v are time-frequency resources that have been selected by the terminal, and resource x is located in time slot m.
  • resources y and z that the terminal will send the sideline control information for the first time in resource x (resource x has been indicated by the sideline control information in resource w before).
  • the terminal performs resource listening at least once in the time slot mT3 , that is, determines the selection window and the listening window, and excludes the resources in the selection window to obtain a candidate resource set.
  • the terminal If resource y or z is not in the candidate resource set, the terminal reselects the time-frequency resources in resources y and z that are not in the candidate resource set, and can also reselect any resource that has been selected but not indicated by sending sideline control information, for example Any number of resources y, z, and v.
  • the above T3 depends on the processing capability of the terminal.
  • the RSRP of the PSCCH corresponding to the sideline control information detected by the terminal or the RSRP of the PSSCH scheduled by the PSCCH is greater than the SL RSRP threshold.
  • the priority carried in the detected sideline control information is higher than the priority of the data to be sent by the terminal.
  • resources w, x, y, z, and v are time-frequency resources that have been selected by the terminal, and resource x is located in time slot m.
  • the terminal performs resource listening at least once in time slot mT3 to determine a candidate resource set.
  • the terminal performs resource re-selection, and re-selects the time-frequency resources in x and y that satisfy the above three conditions.
  • the terminal in this embodiment of the present application may also be referred to as user equipment (User Equipment, UE), access terminal, subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, User terminal, wireless communication device, user agent or user equipment, etc.
  • user equipment User Equipment, UE
  • access terminal subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, User terminal, wireless communication device, user agent or user equipment, etc.
  • the terminal can be a station (STAION, ST) in a WLAN, a cellular phone, a cordless phone, a Session Initiation Protocol (Session Initiation Protocol, SIP) phone, a Wireless Local Loop (WLL) station, a personal digital processor ( Personal Digital Assistant, PDA) devices, handheld devices with wireless communication capabilities, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, and next-generation communication systems, such as terminals in NR networks or future evolutions Terminals in the public land mobile network (Public Land Mobile Network, PLMN) network, etc.
  • STAION, ST Session Initiation Protocol
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • the "instruction" mentioned in the embodiments of the present application may be a direct instruction, an indirect instruction, or an associated relationship.
  • a indicates B it can indicate that A directly indicates B, for example, B can be obtained through A; it can also indicate that A indicates B indirectly, such as A indicates C, and B can be obtained through C; it can also indicate that there is an association between A and B relation.
  • corresponding may indicate that there is a direct or indirect corresponding relationship between the two, or may indicate that there is an associated relationship between the two, or indicate and be instructed, configure and be instructed configuration, etc.
  • the terminal may also be a wearable device.
  • Wearable devices can also be called wearable smart devices, which are the general term for the intelligent design of daily wear and the development of wearable devices using wearable technology, such as glasses, gloves, watches, clothing and shoes.
  • a wearable device is a portable device that is worn directly on the body or integrated into the user's clothing or accessories. Wearable device is not only a hardware device, but also realizes powerful functions through software support, data interaction, and cloud interaction.
  • wearable smart devices include full-featured, large-scale, complete or partial functions without relying on smart phones, such as smart watches or smart glasses, and only focus on a certain type of application function, which needs to cooperate with other devices such as smart phones.
  • a network device can be a device used to communicate with a mobile device.
  • the network device can be an access point (Access Point, AP) in WLAN, a base station (Base Transceiver Station, BTS) in GSM or CDMA, or a WCDMA
  • the base station (NodeB, NB) can also be an evolved base station (Evolutional Node B, eNB or eNodeB) in LTE, or a relay station or an access point, or a vehicle-mounted device, a wearable device, and a network device or base station in an NR network ( gNB) or network equipment in the future evolved PLMN network, etc.
  • gNB NR network
  • the embodiments of the present application are not only applicable to communication frameworks such as D2D, V2V, and V2X, but also to any other terminal-to-terminal communication framework, which is not limited in this application.
  • the embodiments of the present application are applied to unlicensed spectrum, and the unlicensed spectrum may also be referred to as unlicensed spectrum.
  • the handheld terminal is limited by the battery capacity, that is, the handheld terminal is a terminal that needs energy saving. Therefore, how to realize the energy saving of this type of terminal is the main problem.
  • the technical problem to be solved urgently in the application, in order to solve this technical problem, the inventive concept of the present application is to carry the relevant information of the energy-saving terminal and/or the relevant information of different energy-saving levels in the configuration information of the resource pool.
  • FIG. 10 is a flowchart of a wireless communication method provided by an embodiment of the present application. As shown in FIG. 10 , the method includes the following steps:
  • Step S1010 The first terminal acquires transmission resources in a resource pool, and the configuration parameters of the resource pool include: related information of the energy-saving terminal and/or related information of different energy-saving levels.
  • Step S1020 The first terminal performs sideline transmission on the transmission resource.
  • the present application can be applied to the sideline communication within the network coverage as shown in FIG. 1 , also can be applied to the sideline communication covered by the partial network as shown in FIG.
  • the sideline communication outside the coverage of the network is not limited in this application.
  • the present application may be applicable to the above-mentioned two transmission modes defined by 3GPP, that is, the first mode and the second mode, which are not limited in the present application.
  • the first mode the above-mentioned transmission resources are allocated to the first terminal by the network device.
  • the second mode the first terminal autonomously selects transmission resources from a preconfigured resource pool; or, the first terminal may autonomously select transmission resources from a network-configured resource pool.
  • R17 involves energy-saving terminals, such as handheld terminals, so in this application, the terminals will be divided into power saving levels.
  • the power saving level is also described as a power saving state, a power saving mode, or a power saving state level, etc., which is not limited in this application.
  • the energy saving level of the terminal is determined according to the capability and/or remaining power of the terminal.
  • Table 1 shows the corresponding relationship between the energy saving level and the remaining power:
  • the capability of the terminal may be measured by various software and hardware parameters of the terminal, and the present application does not limit the software and hardware parameters.
  • the remaining power of the terminal is also described as the battery state of the terminal, which is not limited in this application.
  • the energy saving level of each terminal in this application may be predefined, specified in a protocol or configured by a network, which is not limited in this application.
  • the definition of the energy saving level in this application is as follows:
  • two energy-saving levels may be introduced in the present application, and one energy-saving level corresponds to a terminal that does not require energy saving or a terminal that does not require energy saving, such as a vehicle-mounted terminal. Another energy saving level corresponds to a terminal requiring energy saving or a terminal having energy saving requirement, such as a handheld terminal.
  • one of the above energy-saving levels may be defined as energy-saving level 0, and another energy-saving level may be defined as energy-saving level 1.
  • one of the above energy-saving levels may also be defined as energy-saving level 1
  • another energy-saving level may be defined as energy-saving level 0, which is not limited in this application.
  • energy-saving grade 0 corresponds to terminals that do not need energy-saving or terminals that do not need energy-saving, such as vehicle-mounted terminals, etc.
  • energy-saving grades 1 energy-saving level 2 and energy-saving level 3 correspond to terminals that need to be considered for energy saving, and different energy-saving levels correspond to different terminal capabilities and/or corresponding to different remaining power levels.
  • the stronger the capability of the terminal and/or the more remaining power the lower the energy saving level of the terminal.
  • the weaker the capability of the terminal and/or the less the remaining power the higher the energy saving level of the terminal.
  • the stronger the capability of the terminal and/or the more remaining power the higher the energy saving level of the terminal.
  • the weaker the capability of the terminal and/or the less the remaining power the lower the energy saving level of the terminal. This application does not limit this.
  • the relevant information of the energy-saving terminal and/or the relevant information of different energy-saving levels includes at least one of the following:
  • the first indication information is used to indicate whether the resource pool supports energy-saving terminals, or the energy-saving level supported by the resource pool, or the resource pool supports random resource selection, or the resource pool supports partial interception based resource selection method.
  • Second indication information the second indication information is used to indicate whether the energy-saving terminal supports the re-evaluation mechanism and/or the pre-preemption mechanism, or whether different energy-saving levels support the re-evaluation mechanism and/or the pre-preemption mechanism respectively.
  • Third indication information where the third indication information is used to indicate resource selection modes corresponding to the energy-saving terminal, or indicate resource selection modes corresponding to different energy-saving levels respectively.
  • the RSRP offset value is an offset value relative to the default RSRP threshold value
  • the default RSRP threshold value is no energy saving The RSRP threshold value corresponding to the terminal.
  • the transmission parameters involved the corresponding The configuration of the resource selection method, the minimum number of subframes or time slots included in the selection window, the corresponding listening parameters, the corresponding first ratio, the RSRP threshold value or the RSRP offset value are different, for example: for a terminal that needs to consider energy saving, resource selection can be performed based on random resource selection or based on a partial listening result, while for a terminal that does not need to consider energy saving, resource selection is performed according to the complete listening result.
  • the terminal not requiring energy saving needs to perform special processing on the terminal requiring energy saving, such as being unable to preempt the transmission resources reserved by the energy saving terminal. Therefore, in this case, for any terminal, it needs to know whether its corresponding resource pool supports energy-saving terminals, or indicates the energy-saving level supported by the resource pool, or indicates that the resource pool supports random resource selection, or indicates that the resource pool supports The resource selection method for partial listening. Based on this, in this application, the configuration parameters of the resource pool may include the above-mentioned first indication information.
  • the value of the first indication information is 1, or TRUE, or enabled, indicating that the resource pool supports energy-saving terminals, and the value of the first indication information is 0, or FALSE, or disabled, indicating that the resource pool does not support energy-saving terminals .
  • the first indication information takes a value of 1, or TRUE, or enabled, indicating that the resource pool does not support energy-saving terminals, and the first indication information takes a value of 0, or FALSE, or disabled, indicating that the resource pool supports energy-saving terminals .
  • the first indication information may indicate that the resource pool supports at least A power saving class such as support for power saving classes 2 and 3.
  • the first indication information indicates that a random resource selection method or a resource selection method based on partial listening is supported, and these two resource selection methods are usually the resource selection methods adopted by the energy-saving terminal. Therefore, this situation is equivalent to an implicit Indicates that the resource pool supports energy-saving terminals.
  • a re-evaluation and pre-preemption mechanism is introduced, that is, after the terminal selects a transmission resource, it still needs to listen before using the resource to determine whether the selected transmission resource conflicts with other terminals. If a conflict occurs You need to re-select the resource. Therefore, in the process of re-evaluation and pre-preemption, the terminal needs to perform continuous channel listening before transmission, and this process also consumes energy. For energy-saving terminals, this continuous listening process is not suitable.
  • the second indication information in the configuration information of the resource pool can indicate whether to support the re-evaluation and/or pre-preemption mechanism for the terminal in the energy-saving state, or whether different energy-saving levels support the re-evaluation mechanism respectively. and/or pre-preemption mechanism.
  • the second indication information takes a value of 1, or TRUE, or enabled, indicating that the re-evaluation and/or pre-preemption mechanism is supported for the energy-saving terminal; the second indication information takes a value of 0, or FALSE, or disabled, indicating that the energy-saving terminal supports The endpoint does not support re-evaluation and/or pre-preemption mechanisms.
  • the second indication information takes a value of 1, or TRUE, or enabled, indicating that the re-evaluation and/or pre-preemption mechanism is not supported for the energy-saving terminal; the second indication information takes a value of 0, or FALSE, or disabled, indicating that for the energy-saving terminal Energy efficient terminals support re-evaluation and/or pre-preemption mechanisms.
  • a total of 4 energy-saving state levels of the terminal are determined according to pre-definition, protocol regulations or network configuration, namely energy-saving level 0, energy-saving level 1, energy-saving level 2, and energy-saving level 3, and the second indication information indicates different energy-saving levels respectively.
  • the second indication information is 4 bits, each bit corresponds to one energy saving level, and the value of each bit is 1 or 0, respectively indicating whether the re-evaluation and/or pre-preemption mechanism is supported or not.
  • the value of the bit sequence is 1111, indicating that the terminals of the four energy-saving levels support the re-evaluation and/or pre-preemption mechanism, and the value of 0000 means that the terminals of the four energy-saving levels do not support re-evaluation and/or pre-preemption Mechanism, a value of 1100 indicates that the terminals of energy saving level 0 and 1 support the re-evaluation and/or pre-preemption mechanism, and the terminals of energy-saving levels 2 and 3 do not support the re-evaluation and/or pre-preemption mechanism.
  • the transmission parameters include at least one of the following: maximum transmit power, power control parameters, and maximum number of transmissions, but are not limited thereto.
  • the maximum transmit power of the terminal may be reduced. Therefore, in the configuration information of the resource pool, different maximum transmit powers can be configured for different energy saving levels. For example, two energy-saving levels or more are introduced in this application. When two energy-saving levels are introduced, the corresponding relationship between different energy-saving levels and the maximum transmit power is shown in Table 2. When four energy-saving levels are introduced , the corresponding relationship between different energy-saving levels and the maximum transmit power is shown in Table 3:
  • the terminal can perform power control according to the sidelink path loss or downlink path loss.
  • the transmit power of the terminal is determined by the following formula (1):
  • P PSSCH (i) min(P CMAX ,P MAX,CBR ,min(P PSSCH,D (i),P PSSCH,SL (i)))[dBm](1)
  • P CMAX represents the configured maximum transmit power
  • CBR Channel Busy Ratio
  • PRB Physical Resource Block
  • At least one of different PO ,D , PO ,SL , ⁇ D , and ⁇ SL may be configured for terminals in different energy-saving states.
  • the following uses PO , SL and ⁇ SL as examples for description.
  • the value range of PO , SL is an integer between [-16, 15]; the value range of ⁇ SL is ⁇ 0, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1 ⁇ , therefore, corresponding PO , SL and ⁇ SL can be configured for terminals of different energy-saving levels.
  • the corresponding PO , SL and ⁇ SL are shown in Table 4 and Table 5, respectively, and when there are four energy-saving levels, the corresponding PO , SL and ⁇ SL are shown in Table 4 and Table 5, respectively. shown in Table 6 and Table 7.
  • the maximum number of transmissions for one sideline data is 32 to ensure transmission reliability.
  • the more times the terminal sends data the more power it consumes. Therefore, for different energy saving levels, different maximum transmission times can be configured to achieve the purpose of energy saving.
  • the configuration information of the resource pool includes the MaxNumTransmission parameter, which represents the maximum number of transmissions of a sideline data.
  • the energy saving level is two
  • the corresponding relationship between this parameter and the energy saving level is shown in Table 8.
  • the energy saving level is When there are four, the corresponding relationship between this parameter and the energy saving level is shown in Table 9:
  • the configuration parameters of the resource pool may include third indication information, where the third indication information is used to indicate resource selection modes corresponding to the energy-saving terminal, or resource selection modes corresponding to different energy-saving levels respectively.
  • the third indication information indicates that the energy-saving terminal adopts a random resource selection manner, or adopts a resource selection based on partial listening.
  • the third indication information indicates that the terminal of energy saving level 1 adopts the resource selection method based on partial listening, the terminals of energy saving level 2 and 3 adopt the random resource selection method, and the terminal of energy saving level 0 adopts the resource selection method based on full listening. Way.
  • the terminal based on partial listening selects at least Y time slots (or subframes) in the selection window, and judges whether resources on at least Y time slots (or subframes) can be used as candidate resources according to the listening result , where Y is the minimum number of subframes or time slots determined by the terminal in the selection window.
  • the selection window is [n+T1,n+T2]
  • the terminal determines at least Y time slots (or subframes) in the selection window, and determines the at least Y subframes on the at least Y subframes according to the listening result in the listening window resources are available.
  • the corresponding relationship between the energy saving level and the minimum number of subframes or time slots (minNumCandidateSF) determined in the selection window may be configured.
  • the listening parameters include any of the following: a parameter for determining a listening time slot or a listening subframe in the listening window, a parameter for determining the listening duration in the listening window, using The parameter used to determine the end position of the listening window, and the parameter used to determine the starting position of the listening window.
  • n represents the moment of resource selection
  • Pstep is a constant or a configuration parameter of the resource pool
  • k is determined by the resource pool configuration parameter gapCandidateSensing.
  • This parameter gapCandidateSensing is used to indicate which time slots or subframes need to be monitored.
  • this parameter is a bit sequence with a length of 10.
  • k indicates that the value of the kth bit of the parameter gapCandidateSensing is 1.
  • the parameter gapCandidateSensing can be configured as a parameter related to the energy-saving level. For example, configure the corresponding parameter gapCandidateSensing for different energy saving levels.
  • the configuration parameter gapCandidateSensing corresponds to the energy-saving level as shown in Table 12.
  • the configuration parameter gapCandidateSensing corresponds to the energy-saving level as shown in Table 13.
  • the terminal cannot know the arrival time of the service, and the terminal of the aperiodic service will not reserve transmission resources for the transmission of the next data block, but will only reserve the transmission resources for the retransmission of the current data block. Therefore, the terminal cannot determine the candidate resource set based on the past listening results. Usually, the terminal will only listen when the service arrives, and the listening duration is W, and the resource selection is performed according to the listening result within the duration W. As shown in Figure 11, the terminal needs to perform resource selection at time n. , if the resource selection is triggered when data arrives, the terminal determines that the listening window is [n+t1,n+t2], and the terminal determines the transmission resource in the selection window according to the listening result in the listening window.
  • the listening duration is determined by the parameter used to determine the listening duration in the listening window, so in this application, it can be Different power saving levels configure different parameters for determining the listening duration within the listening window.
  • t1 is determined according to the processing time of the terminal, so the listening duration depends on the end position of the listening window, as shown in t2 in FIG. 11 .
  • the power consumption of the terminal is larger, and the end position of the listening window is determined by the parameters used to determine the end position of the listening window. Therefore, in this application, different energy saving levels can be configured with different parameters for determining the listening window. Parameter for the end position of the window.
  • the listening duration depends on the starting position of the listening window, and since the longer the listening time is, the greater the power consumption of the terminal will be, and the starting position of the listening window will be higher. is determined by the parameters used to determine the starting position of the listening window, so in the present application, different parameters for determining the starting position of the listening window can be configured for different energy saving levels.
  • the terminal will increase the threshold of PSSCH-RSRP by 3dB, and repeat steps 1- 2. Until the number of remaining resources in set A is greater than 20% of the total number of resources.
  • this ratio is a parameter related to priority, and the range of possible values is ⁇ 20%, 30%, 50% ⁇ .
  • steps 1-2 are continuously performed for many times, the problem of excessive power consumption is bound to occur. Therefore, the present application can configure the corresponding relationship between different energy-saving levels and the above-mentioned first ratio.
  • the system supports two energy-saving levels, and the corresponding relationship between different energy-saving levels and the first ratio is shown in Table 14.
  • the system supports four energy-saving levels, and the corresponding relationship between different energy-saving levels and the first ratio is shown in Table 15.
  • the higher the energy-saving level value, the more energy-saving the terminal needs, and the lower the corresponding first ratio that is, the higher the ratio of the number of resources in the candidate resource set after resource exclusion to the number of resources in the selection window. It is easy to exceed the first ratio, so there is no need to increase the RSRP threshold for iterative processing.
  • the terminal if the terminal detects the PSCCH in the listening window, it measures the RSRP of the PSSCH scheduled by the PSCCH, and if the measured PSSCH-RSRP is higher than the PSSCH-RSRP threshold (that is, the RSRP threshold), And if there is a resource conflict between the reserved transmission resource determined according to the reservation information in the PSCCH and the resource to be used by the terminal in the selection window, the terminal excludes the resource from the set A.
  • the selection of the PSSCH-RSRP threshold is determined by the priority information carried in the detected PSCCH and the priority of the data to be transmitted by the terminal.
  • the terminal when the terminal detects the PSCCH within the listening window, it can measure the RSRP of the PSCCH and compare it with the PSCCH-RSRP threshold, or measure the RSRP of the PSSCH scheduled by the PSCCH and compare it with the PSSCH-RSRP threshold.
  • different RSRP thresholds or different RSRP offset values delta_RSRP may be configured for different energy saving levels.
  • the terminal determines according to the energy saving level corresponding to the terminal.
  • Corresponding RSRP threshold value is related to the priority.
  • the default RSRP threshold value is included in the configuration parameters of the resource pool.
  • This threshold value is used by terminals that do not need energy saving during the listening process.
  • the RSRP offset value can be configured.
  • the default RSRP threshold value and the RSRP offset value can determine the RSRP threshold value used by the energy-saving terminal in the listening process.
  • different RSRP thresholds or different RSRP offset values may be configured for different energy saving levels, and the RSRP thresholds or RSRP offset values are used to determine that a terminal that does not need energy saving is in the listening process RSRP thresholds used for terminals with different energy-saving levels.
  • RSRP thresholds or RSRP offset values are used to determine that a terminal that does not need energy saving is in the listening process RSRP thresholds used for terminals with different energy-saving levels.
  • the corresponding RSRP threshold or RSRP threshold can be configured for energy-saving terminals or different energy-saving levels.
  • RSRP offset value When the terminal that does not need energy saving is in the listening process, the corresponding RSRP threshold may be determined according to the energy saving level of the transmitting end corresponding to the PSCCH detected in the listening window.
  • the RSRP threshold value or the RSRP offset value is related to the priority level. The RSRP offset value is used to determine the RSRP threshold used for the energy-saving terminal during the listening process.
  • the RSRP offset value can also be configured, according to the default RSRP threshold value and RSRP threshold The value of the RSRP threshold used for the energy-saving terminal during the listening process can be determined.
  • the terminal that does not require energy saving detects the PSCCH during the listening process, and learns the energy saving level corresponding to the transmitting end of the PSCCH (for example, obtain the energy saving corresponding to the terminal through the indication information in the SCI) level), then the terminal that does not need energy saving determines the RSRP threshold value corresponding to the terminal that does not need energy saving according to the energy saving level, and compares the RSRP measurement value for the PSCCH transmitter with the RSRP threshold value, if it is higher than the threshold value , the resources reserved by the terminal are excluded from the selection window.
  • two energy-saving levels or more are introduced in this application.
  • the corresponding relationship between different energy-saving levels and the RSRP threshold value is shown in Table 18.
  • the corresponding relationship between different energy saving levels and the RSRP threshold value is shown in Table 19.
  • the table only exemplarily shows the RSRP thresholds of different energy saving levels corresponding to one priority level.
  • the corresponding relationship between the corresponding energy saving levels and RSRP thresholds can be configured.
  • the configuration information of the resource pool carries the relevant information of the energy-saving terminal and/or the relevant information of different energy-saving levels.
  • the purpose of terminal energy saving can be achieved.
  • the configuration information of the resource pool carries the first indication information
  • a terminal that does not need energy saving needs to perform special processing on the energy saving terminal, such as being unable to preempt the transmission resources reserved by the energy saving terminal, so as to achieve the purpose of energy saving.
  • the configuration information of the resource pool carries the second indication information, some energy-saving terminals may not support the re-evaluation and/or pre-preemption mechanism, so as to achieve the purpose of energy saving.
  • the purpose of energy saving can also be achieved.
  • the energy saving level is higher, the minimum number of subframes or time slots in the listening window is smaller, and the purpose of energy saving can also be achieved.
  • the energy saving level is higher, the listening duration is shorter, and the purpose of energy saving can also be achieved.
  • the energy saving level is higher, the corresponding first ratio is smaller, and the purpose of energy saving can also be achieved.
  • the RSRP threshold value used by the energy-saving terminal during the listening process is higher, or the RSRP threshold value used by the energy-saving terminal during the listening process for the terminal that does not need energy saving is lower, which can also achieve energy saving. the goal of.
  • FIG. 12 shows a schematic block diagram of a terminal 1200 according to an embodiment of the present application. As shown in FIG. 12 , the terminal 1200 is the first terminal, and the terminal 1200 includes:
  • the processing unit 1210 is configured to acquire transmission resources from the resource pool.
  • the communication unit 1220 is configured to perform sideline transmission on the transmission resource.
  • the configuration parameters of the resource pool include: related information of energy-saving terminals and/or related information of different energy-saving levels.
  • the relevant information of the energy-saving terminal and/or the relevant information of different energy-saving levels includes at least one of the following:
  • the first indication information where the first indication information is used to indicate whether the resource pool supports energy-saving terminals, or indicates the energy-saving level supported by the resource pool.
  • the second indication information is used to indicate whether the energy-saving terminal supports the re-evaluation mechanism and/or the pre-preemption mechanism, or whether different energy-saving levels support the re-evaluation mechanism and/or the pre-preemption mechanism respectively.
  • the third indication information where the third indication information is used to indicate the resource selection mode corresponding to the energy-saving terminal, or indicate the resource selection modes corresponding to different energy-saving levels respectively.
  • the first ratio corresponding to different energy saving levels respectively, the first ratio is a threshold value of the ratio of the number of resources in the candidate resource set of the terminal to the number of resources in the selection window of the terminal.
  • the RSRP threshold value or RSRP offset value corresponding to different energy saving levels respectively is an offset value relative to the default RSRP threshold value, and the default RSRP threshold value is the value of the terminal that does not need energy saving. Corresponding RSRP threshold value.
  • the transmission parameters include at least one of the following: a maximum transmission power, a power control parameter, and a maximum number of transmissions.
  • the resource selection method corresponding to the energy-saving terminal is a random resource selection method or a resource selection method based on partial listening.
  • the listening parameters include any of the following:
  • Parameters used to determine the listening slot or listening subframe within the listening window are used to determine the listening slot or listening subframe within the listening window.
  • Parameter used to determine the listening duration within the listening window is a parameter used to determine the listening duration within the listening window.
  • the power saving level of the terminal is determined according to the capability and/or the remaining power of the terminal.
  • the stronger the capability of the terminal and/or the more remaining power the lower the energy-saving level of the terminal.
  • the stronger the capability of the terminal and/or the more remaining power the higher the energy-saving level of the terminal.
  • the above-mentioned communication unit may be a communication interface or a transceiver, or an input/output interface of a communication chip or a system-on-chip.
  • the aforementioned processing unit may be one or more processors.
  • the terminal 1200 may correspond to the first terminal in the method embodiment of the present application, and the above-mentioned and other operations and/or functions of the various units in the terminal 1200 are respectively for realizing the method shown in FIG. 10 .
  • the corresponding process of the first terminal is not repeated here for brevity.
  • FIG. 13 shows a schematic block diagram of a network device 1300 according to an embodiment of the present application.
  • the network device 1300 includes: a communication unit 1310 configured to send the configuration parameters of the resource pool to the first terminal.
  • the configuration parameters of the resource pool include: related information of energy-saving terminals and/or related information of different energy-saving levels.
  • the relevant information of the energy-saving terminal and/or the relevant information of different energy-saving levels includes at least one of the following:
  • the first indication information where the first indication information is used to indicate whether the resource pool supports energy-saving terminals, or indicates the energy-saving level supported by the resource pool.
  • the second indication information is used to indicate whether the energy-saving terminal supports the re-evaluation mechanism and/or the pre-preemption mechanism, or whether different energy-saving levels support the re-evaluation mechanism and/or the pre-preemption mechanism respectively.
  • the third indication information where the third indication information is used to indicate the resource selection mode corresponding to the energy-saving terminal, or indicate the resource selection modes corresponding to different energy-saving levels respectively.
  • the first ratio corresponding to different energy saving levels respectively, the first ratio is a threshold value of the ratio of the number of resources in the candidate resource set of the terminal to the number of resources in the selection window of the terminal.
  • the RSRP threshold value or RSRP offset value corresponding to different energy saving levels respectively is an offset value relative to the default RSRP threshold value, and the default RSRP threshold value is the value of the terminal that does not need energy saving. Corresponding RSRP threshold value.
  • the transmission parameters include at least one of the following: a maximum transmission power, a power control parameter, and a maximum number of transmissions.
  • the resource selection method corresponding to the energy-saving terminal is a random resource selection method or a resource selection method based on partial listening.
  • the listening parameters include any of the following:
  • Parameters used to determine the listening slot or listening subframe within the listening window are used to determine the listening slot or listening subframe within the listening window.
  • Parameter used to determine the listening duration within the listening window is a parameter used to determine the listening duration within the listening window.
  • the power saving level of the terminal is determined according to the capability and/or the remaining power of the terminal.
  • the stronger the capability of the terminal and/or the more remaining power the lower the energy-saving level of the terminal.
  • the stronger the capability of the terminal and/or the more remaining power the higher the energy-saving level of the terminal.
  • the above-mentioned communication unit may be a communication interface or a transceiver, or an input/output interface of a communication chip or a system-on-chip.
  • the network device 1300 may correspond to the network device in the method embodiment of the present application, and the above-mentioned and other operations and/or functions of each unit in the network device 1300 are respectively for realizing the method embodiment of the present application.
  • the method performed by the network device in for brevity, will not be repeated here.
  • FIG. 14 is a schematic structural diagram of a communication device 1400 provided by an embodiment of the present application.
  • the communication device 1400 shown in FIG. 14 includes a processor 1410, and the processor 1410 can call and run a computer program from a memory to implement the method in the embodiment of the present application.
  • the communication device 1400 may further include a memory 1420 .
  • the processor 1410 may call and run a computer program from the memory 1420 to implement the methods in the embodiments of the present application.
  • the memory 1420 may be a separate device independent of the processor 1410, or may be integrated in the processor 1410.
  • the communication device 1400 may further include a transceiver 1430, and the processor 1410 may control the transceiver 1430 to communicate with other devices, specifically, may send information or data to other devices, or receive other devices Information or data sent by a device.
  • the processor 1410 may control the transceiver 1430 to communicate with other devices, specifically, may send information or data to other devices, or receive other devices Information or data sent by a device.
  • the transceiver 1430 may include a transmitter and a receiver.
  • the transceiver 1430 may further include antennas, and the number of the antennas may be one or more.
  • the communication device 1400 may specifically be the network device of the embodiment of the present application, and the communication device 1400 may implement the corresponding processes implemented by the network device in each method of the embodiment of the present application, which is not repeated here for brevity .
  • the communication device 1400 may specifically be a terminal of this embodiment of the present application, and the communication device 1400 may implement corresponding processes implemented by the terminal in each method of this embodiment of the present application, which is not repeated here for brevity.
  • FIG. 15 is a schematic structural diagram of an apparatus according to an embodiment of the present application.
  • the apparatus 1500 shown in FIG. 15 includes a processor 1510, and the processor 1510 can call and run a computer program from a memory to implement the method in the embodiment of the present application.
  • the apparatus 1500 may further include a memory 1520 .
  • the processor 1510 may call and run a computer program from the memory 1520 to implement the methods in the embodiments of the present application.
  • the memory 1520 may be a separate device independent of the processor 1510, or may be integrated in the processor 1510.
  • the apparatus 1500 may further include an input interface 1530 .
  • the processor 1510 can control the input interface 1530 to communicate with other devices or chips, and specifically, can obtain information or data sent by other devices or chips.
  • the apparatus 1500 may further include an output interface 1540 .
  • the processor 1510 may control the output interface 1540 to communicate with other devices or chips, and specifically, may output information or data to other devices or chips.
  • the apparatus can be applied to the network equipment in the embodiments of the present application, and the apparatus can implement the corresponding processes implemented by the network equipment in the various methods of the embodiments of the present application, which are not repeated here for brevity.
  • the apparatus may be applied to the terminal in the embodiment of the present application, and the apparatus may implement the corresponding processes implemented by the terminal in each method of the embodiment of the present application, which is not repeated here for brevity.
  • the device mentioned in the embodiment of the present application may also be a chip.
  • it can be a system-on-chip, a system-on-a-chip, a system-on-a-chip, or a system-on-a-chip.
  • FIG. 16 is a schematic block diagram of a communication system 1600 provided by an embodiment of the present application. As shown in FIG. 16 , the communication system 1600 includes a terminal 1610 and a network device 1620 .
  • the terminal 1610 can be used to implement the corresponding functions implemented by the terminal in the above method
  • the network device 1620 can be used to implement the corresponding functions implemented by the network device or the base station in the above method. For brevity, details are not repeated here. .
  • the processor in this embodiment of the present application may be an integrated circuit chip, which has a signal processing capability.
  • each step of the above method embodiments may be completed by a hardware integrated logic circuit in a processor or an instruction in the form of software.
  • the above-mentioned processor can be a general-purpose processor, a digital signal processor (Digital Signal Processor, DSP), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), an off-the-shelf programmable gate array (Field Programmable Gate Array, FPGA) or other available Programming logic devices, discrete gate or transistor logic devices, discrete hardware components.
  • DSP Digital Signal Processor
  • ASIC Application Specific Integrated Circuit
  • FPGA Field Programmable Gate Array
  • a general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
  • the steps of the method disclosed in conjunction with the embodiments of the present application may be directly embodied as executed by a hardware decoding processor, or executed by a combination of hardware and software modules in the decoding processor.
  • the software modules may be located in random access memory, flash memory, read-only memory, programmable read-only memory or electrically erasable programmable memory, registers and other storage media mature in the art.
  • the storage medium is located in the memory, and the processor reads the information in the memory, and completes the steps of the above method in combination with its hardware.
  • the memory in this embodiment of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
  • the non-volatile memory may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM, PROM), an erasable programmable read-only memory (Erasable PROM, EPROM), an electrically programmable read-only memory (Erasable PROM, EPROM). Erase programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • Volatile memory may be Random Access Memory (RAM), which acts as an external cache.
  • RAM Static RAM
  • DRAM Dynamic RAM
  • SDRAM Synchronous DRAM
  • SDRAM double data rate synchronous dynamic random access memory
  • Double Data Rate SDRAM DDR SDRAM
  • enhanced SDRAM ESDRAM
  • synchronous link dynamic random access memory Synchlink DRAM, SLDRAM
  • Direct Rambus RAM Direct Rambus RAM
  • the memory in the embodiment of the present application may also be a static random access memory (static RAM, SRAM), a dynamic random access memory (dynamic RAM, DRAM), Synchronous dynamic random access memory (synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (double data rate SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous connection Dynamic random access memory (synch link DRAM, SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DR RAM) and so on. That is, the memory in the embodiments of the present application is intended to include but not limited to these and any other suitable types of memory.
  • Embodiments of the present application further provide a computer-readable storage medium for storing a computer program.
  • the computer-readable storage medium can be applied to the network device or the base station in the embodiments of the present application, and the computer program enables the computer to execute the corresponding processes implemented by the network device or the base station in each method of the embodiments of the present application, in order to It is concise and will not be repeated here.
  • the computer-readable storage medium can be applied to the mobile terminal/terminal in the embodiments of the present application, and the computer program enables the computer to execute the corresponding processes implemented by the mobile terminal/terminal in each method of the embodiments of the present application, in order to It is concise and will not be repeated here.
  • Embodiments of the present application also provide a computer program product, including computer program instructions.
  • the computer program product can be applied to the network device or the base station in the embodiments of the present application, and the computer program instructions cause the computer to execute the corresponding processes implemented by the network device or the base station in the various methods of the embodiments of the present application, for the sake of brevity. , and will not be repeated here.
  • the computer program product can be applied to the mobile terminal/terminal in the embodiments of the present application, and the computer program instructions cause the computer to execute the corresponding processes implemented by the mobile terminal/terminal in each method of the embodiments of the present application, for the sake of brevity. , and will not be repeated here.
  • the embodiments of the present application also provide a computer program.
  • the computer program can be applied to the network device or the base station in the embodiments of the present application, and when the computer program runs on the computer, the computer can execute the corresponding methods implemented by the network device or the base station in each method of the embodiments of the present application.
  • the process for the sake of brevity, will not be repeated here.
  • the computer program may be applied to the mobile terminal/terminal in the embodiments of the present application, and when the computer program runs on the computer, the computer executes the corresponding functions implemented by the mobile terminal/terminal in each method of the embodiments of the present application.
  • the process, for the sake of brevity, is not repeated here.
  • the disclosed system, apparatus and method may be implemented in other manners.
  • the apparatus embodiments described above are only illustrative.
  • the division of the units is only a logical function division. In actual implementation, there may be other division methods.
  • multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not implemented.
  • the shown or discussed mutual coupling or direct coupling or communication connection may be through some interfaces, indirect coupling or communication connection of devices or units, and may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution in this embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically alone, or two or more units may be integrated into one unit.
  • the functions, if implemented in the form of software functional units and sold or used as independent products, may be stored in a computer-readable storage medium.
  • the technical solution of the present application can be embodied in the form of a software product in essence, or the part that contributes to the prior art or the part of the technical solution.
  • the computer software product is stored in a storage medium, including Several instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the methods described in the various embodiments of the present application.
  • the aforementioned storage medium includes: U disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk and other media that can store program codes .

Landscapes

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

Abstract

Les modes de réalisation de la présente invention concernent un procédé de communication sans fil, un terminal et un dispositif de réseau. Ledit procédé comprend : un premier terminal acquérant une ressource de transmission à partir d'un pool de ressources ; et le premier terminal effectuant une transmission par liaison latérale sur la ressource de transmission, les paramètres de configuration du pool de ressources comprenant des informations relatives à un terminal économiseur d'énergie et/ou des informations relatives à différents niveaux d'économie d'énergie. Ainsi, l'objectif d'économie d'énergie pour le terminal peut être atteint.
PCT/CN2020/120621 2020-10-13 2020-10-13 Procédé de communication sans fil, terminal et dispositif de réseau Ceased WO2022077215A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2020/120621 WO2022077215A1 (fr) 2020-10-13 2020-10-13 Procédé de communication sans fil, terminal et dispositif de réseau
CN202080103160.2A CN115918202B (zh) 2020-10-13 2020-10-13 无线通信方法、终端和网络设备

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/120621 WO2022077215A1 (fr) 2020-10-13 2020-10-13 Procédé de communication sans fil, terminal et dispositif de réseau

Publications (1)

Publication Number Publication Date
WO2022077215A1 true WO2022077215A1 (fr) 2022-04-21

Family

ID=81208844

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2020/120621 Ceased WO2022077215A1 (fr) 2020-10-13 2020-10-13 Procédé de communication sans fil, terminal et dispositif de réseau

Country Status (2)

Country Link
CN (1) CN115918202B (fr)
WO (1) WO2022077215A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024235022A1 (fr) * 2023-05-12 2024-11-21 Mediatek Inc. Resélection sensible au service intelligent au carbone

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080298289A1 (en) * 2007-06-01 2008-12-04 Jeyaseelan Jaya L Power management for wireless devices
US20090137260A1 (en) * 2007-11-27 2009-05-28 Samsung Electronics Co. Ltd. System and method for transmitting and receiving ranging information in sleep mode in a communication system
CN101543002A (zh) * 2006-05-13 2009-09-23 Lg电子株式会社 在宽带无线接入系统中执行初始网络进入和切换的流程的方法
CN101933373A (zh) * 2008-02-01 2010-12-29 高通股份有限公司 睡眠模式中用于由移动站进行节电级别配置和激活的方法和系统
CN101999211A (zh) * 2008-02-28 2011-03-30 韩国电子通信研究院 无线通信系统中的用于管理节能操作的方法
CN106686736A (zh) * 2016-12-30 2017-05-17 宇龙计算机通信科技(深圳)有限公司 一种通信资源选择方法，手持智能终端及接入设备
CN108024283A (zh) * 2016-11-04 2018-05-11 电信科学技术研究院 资源池分配方法及装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101543002A (zh) * 2006-05-13 2009-09-23 Lg电子株式会社 在宽带无线接入系统中执行初始网络进入和切换的流程的方法
US20080298289A1 (en) * 2007-06-01 2008-12-04 Jeyaseelan Jaya L Power management for wireless devices
US20090137260A1 (en) * 2007-11-27 2009-05-28 Samsung Electronics Co. Ltd. System and method for transmitting and receiving ranging information in sleep mode in a communication system
CN101933373A (zh) * 2008-02-01 2010-12-29 高通股份有限公司 睡眠模式中用于由移动站进行节电级别配置和激活的方法和系统
CN101999211A (zh) * 2008-02-28 2011-03-30 韩国电子通信研究院 无线通信系统中的用于管理节能操作的方法
CN108024283A (zh) * 2016-11-04 2018-05-11 电信科学技术研究院 资源池分配方法及装置
CN106686736A (zh) * 2016-12-30 2017-05-17 宇龙计算机通信科技(深圳)有限公司 一种通信资源选择方法，手持智能终端及接入设备

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024235022A1 (fr) * 2023-05-12 2024-11-21 Mediatek Inc. Resélection sensible au service intelligent au carbone

Also Published As

Publication number Publication date
CN115918202A (zh) 2023-04-04
CN115918202B (zh) 2025-08-01

Similar Documents

Publication Publication Date Title
CN112911546B (zh) 侧行链路中数据传输的方法和终端设备
CN111316675B (zh) D2d通信中资源选取的方法和终端设备
CN115941085A (zh) 一种资源选取方法及终端设备
US12581516B2 (en) Resource selection in side link (SL) communications
WO2021134283A1 (fr) Procédé de sélection de ressources et dispositif
US20240073875A1 (en) Terminal device and method therein for resource reservation
US20230362815A1 (en) Discontinuous reception-based sensing method and terminal
US20230232375A1 (en) Method for determining resource set and terminal device
WO2022236488A1 (fr) Procédé de mesure de taux d'occupation de canal, dispositif terminal, et dispositif de réseau
JP2024511814A (ja) サイドリンクリソースの再選択方法及び装置
CN115669093B (zh) 节能的方法及设备
WO2022140934A1 (fr) Procédé de communication sans fil et dispositif terminal
WO2022165843A1 (fr) Procédé de transmission de liaison latérale et terminal
WO2022094933A1 (fr) Procédé de détection et dispositif terminal
WO2020124534A1 (fr) Procédé et dispositif de transmission de données
CN117751645A (zh) 无线通信的方法和终端设备
WO2022236696A1 (fr) Procédé de communication sans fil et dispositif terminal
WO2022077215A1 (fr) Procédé de communication sans fil, terminal et dispositif de réseau
CN116325827B (zh) 设置方法、终端设备和网络设备
WO2022170478A1 (fr) Procédé de communication sans fil, dispositif terminal et dispositif de réseau
WO2023279258A1 (fr) Procédé de sélection de ressource et dispositif terminal
WO2024026632A1 (fr) Procédé de sélection de ressource de transmission, et dispositif
WO2023133685A1 (fr) Procédé de communication sans fil et dispositif terminal
WO2023044735A1 (fr) Procédé de communication sans fil et dispositif terminal
WO2022236511A1 (fr) Procédé d'écoute, dispositif terminal, dispositif de réseau, puce et support de stockage

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: 20956997

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: 20956997

Country of ref document: EP

Kind code of ref document: A1

WWG Wipo information: grant in national office

Ref document number: 202080103160.2

Country of ref document: CN