WO2023212858A1 - Procédés de création de rapport d'informations, et dispositifs - Google Patents

Procédés de création de rapport d'informations, et dispositifs Download PDF

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Publication number
WO2023212858A1
WO2023212858A1 PCT/CN2022/090948 CN2022090948W WO2023212858A1 WO 2023212858 A1 WO2023212858 A1 WO 2023212858A1 CN 2022090948 W CN2022090948 W CN 2022090948W WO 2023212858 A1 WO2023212858 A1 WO 2023212858A1
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WIPO (PCT)
Prior art keywords
sidelink
phr
information
reference signal
timer
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PCT/CN2022/090948
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English (en)
Chinese (zh)
Inventor
冷冰雪
卢前溪
张博源
Original Assignee
Oppo广东移动通信有限公司
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Priority to PCT/CN2022/090948 priority Critical patent/WO2023212858A1/fr
Publication of WO2023212858A1 publication Critical patent/WO2023212858A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets

Definitions

  • the present application relates to the field of communications, and more specifically, to an information reporting method, device, computer-readable storage medium, computer program product, and computer program.
  • D2D communication is a side link (SL, Sidelink) transmission technology.
  • SL Sidelink
  • the device to device communication system adopts It is a direct communication method from end to end, so it has higher spectrum efficiency and lower transmission delay.
  • how to make the system allocate resources more efficiently has become a problem that needs to be solved.
  • Embodiments of the present application provide an information reporting method, equipment, computer-readable storage media, computer program products, and computer programs.
  • the embodiment of this application provides an information reporting method, including:
  • the first device receives the first information sent by the second device
  • the first device sends a power headroom report PHR of the sidelink to the first network device; wherein the PHR of the sidelink is obtained based on the first information.
  • the embodiment of this application provides an information reporting method, including:
  • the second device sends first information to the first device; the first information is used to determine a power headroom report (PHR) of the sidelink.
  • PHR power headroom report
  • the embodiment of the present application provides a first device, including:
  • a first communication unit configured to receive the first information sent by the second device; send a power headroom report PHR of the sidelink to the first network device; wherein the PHR of the sidelink is based on the first information obtained.
  • This embodiment of the present application provides a second device, including:
  • the second communication unit is configured to send first information to the first device; the first information is used to determine the power headroom report PHR of the sidelink.
  • An embodiment of the present application provides a first device, including a processor and a memory.
  • the memory is used to store computer programs, and the processor is used to call and run the computer program stored in the memory, so that the first device performs the above method.
  • This embodiment of the present application provides a second device, including a processor and a memory.
  • the memory is used to store computer programs
  • the processor is used to call and run the computer programs stored in the memory, so that the electronic device performs the above method.
  • An embodiment of the present application provides a chip for implementing the above method.
  • the chip includes: a processor, configured to call and run a computer program from a memory, so that the device installed with the chip executes the above method.
  • Embodiments of the present application provide a computer-readable storage medium for storing a computer program, which when the computer program is run by a device, causes the device to perform the above method.
  • An embodiment of the present application provides a computer program product, which includes computer program instructions, and the computer program instructions cause a computer to execute the above method.
  • An embodiment of the present application provides a computer program that, when run on a computer, causes the computer to perform the above method.
  • the first device generates the PHR of the sidelink link based on the first information sent by the second device, and then reports the PHR of the sidelink link to the first network device.
  • the network device can obtain the power margin of the side link in a more timely manner, thereby enabling the system to allocate resources more efficiently and accurately, and improving the communication efficiency of the system.
  • Figure 1 is a schematic diagram of an application scenario according to an embodiment of the present application.
  • FIGS 2a and 2b are schematic diagrams of D2D scenes according to the present application.
  • FIG. 3 is a schematic flowchart of an information reporting method according to an embodiment of the present application.
  • Figure 4 is another schematic flowchart of an information reporting method according to an embodiment of the present application.
  • Figure 5 is a schematic flow chart of an information reporting method according to an embodiment of the present application.
  • Figure 6 is another schematic flow chart of an information reporting method according to an embodiment of the present application.
  • Figure 7 is a schematic block diagram of a first device according to an embodiment of the present application.
  • Figure 8 is another schematic block diagram of the first device according to an embodiment of the present application.
  • Figure 9 is a schematic block diagram of a second device according to an embodiment of the present application.
  • Figure 10 is another schematic block diagram of a second device according to an embodiment of the present application.
  • Figure 11 is a schematic block diagram of a communication device according to an embodiment of the present application.
  • Figure 12 is a schematic block diagram of a chip according to an embodiment of the present application.
  • Figure 13 is a schematic block diagram of a communication system according to an embodiment of the present application.
  • GSM Global System of Mobile communication
  • CDMA Code Division Multiple Access
  • WCDMA broadband code division multiple access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • LTE-A Advanced long term evolution
  • NR New Radio
  • NTN Non-Terrestrial Networks
  • UMTS Universal Mobile Telecommunication System
  • WLAN Wireless Local Area Networks
  • WiFi wireless fidelity
  • 5G fifth-generation communication
  • the communication system in the embodiment of the present application can be applied to a carrier aggregation (Carrier Aggregation, CA) scenario, a dual connectivity (Dual Connectivity, DC) scenario, or an independent ( Standalone, SA) network deployment scenario.
  • Carrier Aggregation, CA Carrier Aggregation, CA
  • DC Dual Connectivity
  • SA Standalone
  • the communication system in the embodiment of the present application can be applied to unlicensed spectrum, where the unlicensed spectrum can also be considered as shared spectrum; or, the communication system in the embodiment of the present application can also be applied to Licensed spectrum, where licensed spectrum can also be considered as unshared spectrum.
  • the embodiments of this application describe various embodiments in combination with network equipment and terminal equipment.
  • the terminal equipment may also be called user equipment (User Equipment, UE), access terminal, user unit, user station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication equipment, user agent or user device, etc.
  • User Equipment User Equipment
  • the terminal device can be a station (STAION, STA) in the WLAN, a cellular phone, a cordless phone, a Session Initiation Protocol (Session Initiation Protocol, SIP) phone, a wireless local loop (Wireless Local Loop, WLL) station, or a personal digital processing unit.
  • STAION Session Initiation Protocol
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • the terminal device can be deployed on land, including indoor or outdoor, handheld, wearable or vehicle-mounted; it can also be deployed on water (such as ships, etc.); it can also be deployed in the air (such as aircraft, balloons and satellites). superior).
  • the terminal device may be a mobile phone (Mobile Phone), a tablet computer (Pad), a computer with a wireless transceiver function, a virtual reality (Virtual Reality, VR) terminal device, or an augmented reality (Augmented Reality, AR) terminal.
  • Equipment wireless terminal equipment in industrial control, wireless terminal equipment in self-driving, wireless terminal equipment in remote medical, wireless terminal equipment in smart grid , wireless terminal equipment in transportation safety, wireless terminal equipment in smart city, or wireless terminal equipment in smart home, etc.
  • the terminal device may also be a wearable device.
  • Wearable devices can also be called wearable smart devices. It is a general term for applying wearable technology to intelligently design daily wear and develop wearable devices, such as glasses, gloves, watches, clothing and shoes, etc.
  • a wearable device is a portable device that is worn directly on the body or integrated into the user's clothing or accessories. Wearable devices are not just hardware devices, but also achieve powerful functions through software support, data interaction, and cloud interaction.
  • wearable smart devices include full-featured, large-sized devices that can achieve complete or partial functions without relying on smartphones, such as smart watches or smart glasses, and those that only focus on a certain type of application function and need to cooperate with other devices such as smartphones.
  • the network device may be a device used to communicate with mobile devices.
  • the network device may be an access point (Access Point, AP) in WLAN, or a base station (Base Transceiver Station, BTS) in GSM or CDMA.
  • BTS Base Transceiver Station
  • it can be a base station (NodeB, NB) in WCDMA, or an evolutionary base station (Evolutional Node B, eNB or eNodeB) in LTE, or a relay station or access point, or a vehicle-mounted device, a wearable device, and an NR network network equipment (gNB) or network equipment in the future evolved PLMN network or network equipment in the NTN network, etc.
  • AP Access Point
  • BTS Base Transceiver Station
  • NodeB, NB base station
  • Evolutional Node B, eNB or eNodeB evolution base station
  • gNB NR network network equipment
  • the network device may have mobile characteristics, for example, the network device may be a mobile device.
  • the network device can be a satellite or balloon station.
  • the satellite can be a low earth orbit (LEO) satellite, a medium earth orbit (MEO) satellite, a geosynchronous orbit (geostationary earth orbit, GEO) satellite, a high elliptical orbit (High Elliptical Orbit, HEO) satellite ) satellite, etc.
  • the network device may also be a base station installed on land, water, etc.
  • network equipment can provide services for a cell, and terminal equipment communicates with the network equipment through transmission resources (for example, frequency domain resources, or spectrum resources) used by the cell.
  • the cell can be a network equipment ( For example, the cell corresponding to the base station), the cell can belong to the macro base station, or it can belong to the base station corresponding to the small cell (Small cell).
  • the small cell here can include: urban cell (Metro cell), micro cell (Micro cell), pico cell ( Pico cell), femto cell (Femto cell), etc. These small cells have the characteristics of small coverage and low transmission power, and are suitable for providing high-rate data transmission services.
  • Figure 1 illustrates a communication system 100.
  • the communication system includes a network device 110 and two terminal devices 120.
  • the communication system 100 may include multiple network devices 110 , and the coverage of each network device 110 may include other numbers of terminal devices 120 , which is not limited in this embodiment of the present application.
  • the communication system 100 may also include other network entities such as a Mobility Management Entity (MME), an Access and Mobility Management Function (AMF), etc.
  • MME Mobility Management Entity
  • AMF Access and Mobility Management Function
  • network equipment may include access network equipment and core network equipment. That is, the wireless communication system also includes multiple core networks used to communicate with access network equipment.
  • the access network equipment can be a long-term evolution (long-term evolution, LTE) system, a next-generation (mobile communication system) (next radio, NR) system or authorized auxiliary access long-term evolution (LAA- Evolutional node B (eNB or e-NodeB for short), macro base station, micro base station (also called “small base station”), pico base station, access point (AP) in the LTE system , transmission point (TP) or new generation base station (new generation Node B, gNodeB), etc.
  • LTE long-term evolution
  • NR next-generation
  • LAA- Evolutional node B eNB or e-NodeB for short
  • macro base station macro base station
  • micro base station also called "small base station”
  • pico base station access point (AP) in the LTE system
  • TP transmission point
  • new generation Node B new generation No
  • the communication equipment may include network equipment and terminal equipment with communication functions.
  • the network equipment and terminal equipment may be specific equipment in the embodiments of the present application, which will not be described again here; the communication equipment also It may include other devices in the communication system, such as network controllers, mobility management entities and other network entities, which are not limited in the embodiments of this application.
  • Device-to-device communication is a side link transmission technology based on D2D. Different from the traditional cellular system in which communication data is received or sent through the base station, the Internet of Vehicles system uses terminal-to-terminal direct communication, so it has higher spectral efficiency and lower transmission delay.
  • Mode A as shown in Figure 2a, the transmission resources of the terminal device are allocated by the network device 210.
  • the terminal device (terminal device 211 and terminal device 212 in Figure 2a) transmits data on the sidelink according to the resources allocated by the network device 210.
  • the network device can allocate resources for a single transmission to the terminal, or allocate resources for semi-static transmission to the terminal device.
  • a two-way solid arrow is used to represent the side link between the terminal device 211 and the terminal device 212; in Figure 2a, a dotted arrow is used to represent the resource usage of the network device 210 allocating transmission to the terminal device 211 (or the terminal device 212). downlink.
  • Mode B as shown in Figure 2b, the terminal device, specifically a vehicle-mounted terminal, selects a resource in the resource pool for data transmission.
  • a two-way solid line arrow is used to represent the side link between the terminal device 221 and the terminal device 222.
  • the network device 220 does not allocate transmission information to the terminal device 221 or the terminal device 222. resource.
  • ProSe Proximity based Service
  • ProSe by configuring resource pools The position in the time domain, for example, the resource pool is non-continuous in the time domain, so that the terminal device can send/receive data non-continuously on the sidelink, thereby achieving the effect of power saving.
  • FeD2D Wearable devices
  • 3GPP concluded that network equipment can be configured remotely through a relay terminal DRX (Discontinuous Reception, discontinuous reception) parameters of the terminal, but since this topic has not further entered the standardization stage, there is no conclusion on the specific details of how to configure DRX.
  • DRX discontinuous Reception, discontinuous reception
  • NR V2X is not limited to broadcast scenarios, but further extends to unicast and multicast scenarios, and the application of V2X is studied in these scenarios. Similar to LTE V2X, NR V2X will also define the above two resource authorization modes mode-1/2; further, the terminal device may be in a mixed mode, that is, it can use mode-1 to obtain resources, and at the same time You can use mode-2 to obtain resources.
  • the resource acquisition is indicated through sidelink grant, that is, the sidelink grant indicates the time-frequency location of the corresponding PSCCH and PSSCH resources.
  • NR V2X introduces feedback-based HARQ retransmission, which is not limited to unicast communication, but also includes multicast communication.
  • Carrier selection in LTE-V2X carrier aggregation is completed by the following mechanism: the upper layer configures the mapping relationship between service type (service type) and carrier, that is, for a certain service, the upper layer indicates the available carriers (set) to the AS layer; further, the AS The layer configures the set of carriers available for each logical channel and the CBR measurement threshold configured for data priority (priority) in each resource pool.
  • the UE measures the CBR value in the resource pool and compares it with the CBR threshold corresponding to the priority of the transmitted data. If the measured value is lower than the threshold, the carrier is considered available.
  • CA Carrier Aggregation
  • CC component carriers
  • CA can aggregate multiple component carriers (CC) together and be received or transmitted by a terminal device at the same time.
  • CA can be divided into intra-band CA (intra-band CA) and cross-band CA (inter-band CA).
  • Intra-band CA intra-band CA
  • inter-band CA cross-band CA
  • One of the main uses of Intra-band CA is in scenarios where the cell carrier bandwidth is greater than the single carrier bandwidth capability of the terminal device.
  • the terminal device can use CA to operate in a "wide carrier" .
  • the network equipment supports a carrier of 300MHz, but the terminal equipment only supports a maximum carrier of 100MHz.
  • the terminal equipment can use CA mode to achieve broadband operation greater than 100MHz.
  • the aggregated carriers can be adjacent carriers or non-adjacent carriers. carrier.
  • a beam failure recovery mechanism is designed for the primary cell (PCell) and the secondary primary cell (PSCell). Its main functional modules (or main steps) are divided into 4: Beam Failure Detection (BFD); New beam selection (New Beam Identification, NBI); Beam Failure Recovery ReQest (BFRQ); Network side response.
  • BFD Beam Failure Detection
  • NBI New Beam Identification
  • BFRQ Beam Failure Recovery ReQest
  • the terminal equipment measures the PDCCH (Physical Downlink Control Channel) to determine the link quality corresponding to the downlink transmission beam; if the corresponding link quality is very poor, the downlink beam fails; the terminal equipment A group of candidate beams are measured, and the beam that meets the threshold is selected as a new beam; the terminal device notifies the network of a beam failure through BFRQ information and reports a new beam.
  • the network device After receiving the BFRQ information sent by a terminal device, the network device determines that a beam failure has occurred in the terminal device, and selects to send the PDCCH on a new beam.
  • the terminal device receives the PDCCH sent by the network device on the new beam, it is determined that the response information from the network side has been correctly received. At this point, the beam failure recovery process is successfully completed.
  • the "instruction” mentioned in the embodiments of this application may be a direct instruction, an indirect instruction, or an association relationship.
  • a indicates B which can mean that A directly indicates B, for example, B can be obtained through A; it can also mean that A indirectly indicates B, for example, A indicates C, and B can be obtained through C; it can also mean that there is an association between A and B. relation.
  • correlate can mean that there is a direct correspondence or indirect correspondence between the two, it can also mean that there is an associated relationship between the two, or it can mean indicating and being instructed, configuration and being. Configuration and other relationships.
  • Figure 3 is a schematic flow chart of an information reporting method according to an embodiment of the present application. The method includes at least part of the following.
  • the first device receives the first information sent by the second device
  • the first device sends a power headroom report (PHR, Power Headroom Report) of the sidelink to the first network device; wherein the PHR of the sidelink is obtained based on the first information.
  • PHR Power Headroom Report
  • the first device may be a terminal device; the second device may also be a terminal device; the first device and the second device may be different.
  • the number of the second device may be one or more. In the case where the number of the second device is one, unicast sidelink communication may be performed between the first device and the second device. . In the case where there are multiple second devices, the communication between the first device and multiple second devices may be multicast or broadcast sidelink communication.
  • the aforementioned first network device may be a network device of the network where the first device is located; specifically, the first network device may be an access network device of the network where the first device is located, such as an access network device of the network where the first device is located.
  • Base station gNB, eNB, etc.
  • the first device receives the first information sent by the second device, where the first information may include a sidelink measurement report or may include a sidelink reference signal. After receiving the first information, the first device may obtain the PHR of the sidelink based on the sidelink measurement report; or may obtain the sidelink based on the sidelink reference signal. Link PHR.
  • the specific processing of obtaining the PHR of the sidelink may also be different, which will be described below in various embodiments:
  • the first information includes: a sidelink measurement report.
  • the number of second devices may be one, that is, this embodiment is particularly suitable for a scenario where unicast sidelink communication can be performed between the first device and the second device.
  • the side link may include: a first side link between the second device and the third device.
  • the number of the aforementioned third device is one.
  • the number of the first sidelink is one; the first sidelink between the second device and a third device may be a unicast sidelink.
  • the third device and the first device may be the same or different; in a preferred example, the third device is the first device.
  • the PHR of the side link includes the power headroom PH of the side link; the PH of the side link is obtained based on a first path loss value, and the first path loss value is based on the side link. Determined by the line link measurement report. That is to say, after the first device receives the first information sent by the second device, the method may further include: the first device determines a first path loss value based on the sidelink measurement report. ; Calculate the PH of the sidelink based on the first path loss value; generate the PHR of the sidelink based on the PH of the sidelink.
  • the sidelink measurement report may include: a measurement result obtained by the second device measuring the sidelink reference signal sent by the third device on the first sidelink.
  • the measurement results may include at least one of the following: sidelink reference signal receiving power (RSRP), sidelink signal to interference plus noise ratio (SINR), sidelink Reference signal receiving quality (RSRQ) value, etc.
  • the first path loss value is determined based on the sidelink measurement report. Specifically, the first path loss value may be obtained by subtracting the measurement result included in the sidelink measurement report from the second transmission power value of the sidelink reference signal.
  • the transmit power value, high layer filtered RSRP (high layer filtered RSRP) 1 is the measurement result included in the measurement report.
  • the PH of the side link is obtained based on the first path loss value.
  • the PH of the side link may be obtained based on the maximum first power value and the first path loss value; for example, the first maximum transmit power, the first path loss value, and Other relevant parameters are used to calculate the PH of the sidelink.
  • the specific algorithm for calculating the PH of the sidelink is not limited in this embodiment, as long as it can be based on the maximum first power value and the first path loss. value, and the calculation methods for obtaining the PH of the sidelink are all within the protection scope of this embodiment.
  • the maximum first power value may refer to the maximum transmission power of the third device, and the maximum transmission power of the third device may be obtained in advance by the first device.
  • the first device can know its maximum transmit power in advance and use it as the maximum first power value; for example, when the third device is not the first device, it can The maximum transmit power of the third device is sent to the first device in advance through the second device; for another example, when the third device is not the first device, the first network device may send the third device in advance. The maximum transmission power of the device is sent to the first device. There is no limitation here on the way in which the first network device obtains the maximum transmission power of the third device.
  • the PHR of the sidelink can be directly generated based on the PH of the sidelink.
  • the number of the aforementioned third devices may be one or more.
  • the number of the third device is one, and the number of the first sidelink is one.
  • the third device and the first device may be the same or different; in a preferred example, the third device is the first device.
  • the number of the third devices is multiple, then the number of first side links is multiple; the third device between the second device and each of the plurality of third devices is A side link can be a broadcast or multicast side link.
  • the plurality of third devices may include the first device, or may not include the first device; in a preferred example, the plurality of third devices may include the first device. .
  • the PHR of the side link includes the power headroom PH of the side link; the PH of the side link is obtained based on a first path loss value, and the first path loss value is based on the side link. Determined by the line link measurement report.
  • the PH of the sidelink includes one or more first PHs obtained based on one or more first path loss values at the target granularity; wherein the one or more first path loss values are Determined based on sidelink measurement reports at the target granularity.
  • the target granularity is one of the following: carrier, link, resource pool, bandwidth part (BWP, Bandwidth Part), signal type, PH type, and target layer 2 address.
  • the carriers in the aforementioned target granularity may specifically refer to processing based on carriers as units; for example, a sidelink may include one or more carriers used to transmit sidelink reference signals.
  • One or more carriers used to transmit sidelink reference signals may include primary carriers and secondary carriers. This embodiment does not limit the number of secondary carriers.
  • the target granularity is a carrier
  • subsequent processing can be for each carrier; further, any carrier can be uniquely identified by the identifier of the side link and the identifier of the carrier.
  • the i-th carrier can be is carrier 1 on sidelink 1.
  • the link in the aforementioned target granularity can specifically refer to processing based on the link as a unit; for example, different side links are used between one device and different devices.
  • the target granularity is a link
  • subsequent The processing can be for each sidelink; further, any sidelink can be uniquely identified by the identifier of the sidelink.
  • the resource pool in the target granularity of the foregoing embodiment may specifically refer to processing based on the resource pool as a unit.
  • the resource pool contains time-frequency resources that can be used for sidelink communication. Different terminal devices can use time-frequency resources in the same or different resource pools.
  • the target granularity is a resource pool, subsequent processing can be for each resource pool; further, any resource pool can be uniquely identified by the identifier of the resource pool.
  • the BWP in the aforementioned target granularity may specifically refer to processing based on BWP as a unit.
  • the sidelink reference signal can be the reference signal on one or more BWPs on the carrier, that is, one sidelink can correspond to one or more BWPs, and each BWP Used to transmit sidelink reference signals.
  • the target granularity is BWP
  • subsequent processing can be for each BWP; further, any BWP can be uniquely identified by the identifier of the side link and the identifier of the BWP.
  • the i-th BWP can be is BWP1 on sidelink 1; or, any BWP can be uniquely identified by the identifier of the sidelink, the identifier of the carrier, and the identifier of the BWP.
  • the i-th BWP can be carrier 1 of sidelink 1. on BWP1.
  • the signal type in the target granularity of the foregoing embodiment may specifically refer to processing based on the signal type as a unit.
  • subsequent processing may be for each signal type of the sidelink reference signal.
  • the signal type specifically refers to the signal type of the sidelink reference signal, which can include at least one of the following: physical sidelink control channel (PSCCH, Physical Sidelink Control Channel) signal, physical sidelink shared channel (PSSCH, Physical Sidelink Shared Channel) signal, Physical Sidelink Feedback Channel (PSFCH) signal, sidelink channel state information reference signal (channel state information-reference signal, CSI-RS), Sidelink synchronization signal block (SSB), sidelink demodulation reference signal (DMRS, Demodulation Reference Signal), sidelink phase tracking reference signal (PT-RS, Phase-tracking reference signal), the sounding reference signal (SRS) of the sidelink link.
  • PSCCH Physical Sidelink Control Channel
  • PSSCH Physical Sidelink shared channel
  • PSFCH Physical Sidelink Feedback Channel
  • CSI-RS Channel state information reference signal
  • SSB Side
  • the PH type in the aforementioned target granularity may specifically refer to processing based on the PH type as a unit.
  • there can be one or more PH types and one or more PH types can include type 1, type 2 and type 3 that have been specified in the protocol; in addition, in addition to the types that have been specified in the protocol, this implementation
  • a new PH type (for example, called PH type 4) may be defined.
  • the new PH type is used to represent the difference between the maximum transmit power value and the estimated power on the sidelink of the terminal device, and so on.
  • PH type 5 which is used to represent the maximum PH type on the sidelink of the terminal device.
  • PH type 6 can be used to represent the maximum power value on the sidelink of the terminal device, the difference between the estimated power value of the sidelink reference signal on different BWPs of the sidelink, etc., here Don’t exhaust yourself.
  • Type 1, Type 2 and Type 3 can respectively be: Type 1 (Type 1), the nominal maximum power value of the terminal equipment of each activated serving cell and the estimation of the Uplink Shared Channel (UL-SCH) emission The difference between the powers; Type 2 (Type 2), the difference between the nominal maximum power value of the terminal equipment and the estimated power of the UL-SCH and PUCCH transmission on the SpCell of another MAC entity; Type 3 (Type 3), each The difference between the nominal maximum power value of the terminal equipment of the activated serving cell and the estimated power of the SRS transmission.
  • Type 1 Type 1
  • Type 2 the difference between the nominal maximum power value of the terminal equipment and the estimated power of the UL-SCH and PUCCH transmission on the SpCell of another MAC entity
  • Type 3 Type 3
  • the target layer 2 address in the aforementioned target granularity may specifically refer to processing based on the target layer 2 address as a unit.
  • the target layer 2 address or may be called the target layer 2 identification (or target layer 2 identification)
  • L2 identification layer 2 identification
  • the target layer 2 addresses (or identifiers) of different terminal devices are different or the same, which are all within the protection scope of this embodiment.
  • the number of first sidelinks may be one or more.
  • the number of sidelink reference signals transmitted on any first sidelink may be one or more.
  • the one or more first path loss values are determined based on sidelink measurement reports at the target granularity. That is to say, the calculation of the first path loss value is related to the currently determined target granularity.
  • any first path loss value among one or more first path loss values is represented as the i-th first path loss value (i is a positive integer)
  • the i-th first path loss value It may be determined based on the second transmit power value of the i-th group of sidelink reference signals and the sidelink measurement report of the i-th group of sidelink reference signals.
  • the i-th group of sidelink reference signals may be composed of one or more sidelink reference signals at a target granularity.
  • the i-th group of sidelink reference signals is one or more sidelink reference signals on the i-th first sidelink; for example, if the target granularity is BWP, then the i-th group of sidelink reference signals is The i-th group of sidelink reference signals is one or more sidelink reference signals on the i-th BWP; it should be understood that it has been explained above that the i-th BWP can be the identification (or number) of the sidelink and The identification or number of the BWP is used to uniquely identify it, which will not be described here. This is not an exhaustive list of the possibilities of various i-th group sidelink reference signals at all target granularities.
  • the i-th first path loss value is specifically obtained by subtracting the i-th first measurement value based on the i-th first reference power value; wherein, the i-th first reference power value , is determined based on the second transmit power value of the i-th group of sidelink reference signals; the i-th first measurement value is determined based on the sidelink measurement report of the i-th group of sidelink reference signals. of.
  • the i-th first reference power value may be the average value, the maximum value, the minimum value, or any one of the second transmission power values of the i-th group of sidelink reference signals; wherein, The second transmit power value can be pre-configured for each third device.
  • the specific configuration method is not limited in this embodiment; it should be understood that the second transmit power value can also be one or more third devices under the target granularity.
  • Second transmit power value that is to say, under the target granularity, different second transmit power values can be configured for different objects. For example, if the target granularity is a carrier, then different second transmit power values can be configured for different carriers. This is not the case here. No more exhaustion.
  • the i-th first measurement value may be: the average value, the maximum value, the minimum value, or any one of the measurement results of the i-th group of sidelink reference signals included in the sidelink measurement report. .
  • the i first reference power value, high layer filtered RSRP i is the i first measured value.
  • the i-th group of sidelink reference signals may be the sidelink reference signals transmitted on the i-th first sidelink; correspondingly, the i-th first reference power value , can be the average value, the maximum value, the minimum value, or any one of the second transmit power values of the sidelink reference signal transmitted on the i-th first sidelink; the i-th first measurement
  • the value may be: the average value, the maximum value, the minimum value, or any one of the measurement results of the sidelink reference signal transmitted on the i-th first sidelink included in the sidelink measurement report. .
  • the ith group of sidelink reference signals may be the sidelink reference signals in the ith resource pool; correspondingly, the ith first reference power value may be the ith The average value, the maximum value, the minimum value, or any one of the second transmit power values of the sidelink reference signals in the resource pools; the i-th first measurement value may be: sidelink measurement report The average value, the maximum value, the minimum value, or any one of the measurement results of the sidelink reference signal in the i-th resource pool included in .
  • the i-th group of sidelink reference signals can be the sidelink reference signals transmitted on the i-th carrier; correspondingly, the i-th first reference power value can be the i-th The average value, or the maximum value, or the minimum value, or any one of the second transmit power values of the sidelink reference signal transmitted on the carrier; the i-th first measurement value can be: in the sidelink measurement report The average value, the maximum value, the minimum value, or any one of the measurement results of the sidelink reference signal transmitted on the i-th carrier.
  • the foregoing description only uses the target granularity as an example for resource pools, links, and carriers.
  • the processing method for actually calculating each first path loss value is the same as the above. It is similar, except that the sidelink measurement reports corresponding to different sidelink reference signals are used for specific calculations, so no details will be given one by one.
  • the sidelink PH includes one or more first PHs obtained based on one or more first path loss values at a target granularity. That is to say, among the one or more first PHs, each first PH is determined based on a corresponding first path loss value.
  • the i-th first PH may be obtained based on the i-th first path loss value.
  • the i-th first PH may be obtained based on the i-th maximum first power value and the i-th first path loss value.
  • the i-th maximum first power value may be an average value, a maximum value, a minimum value, any one, or a sum of the second transmission power values of the i-th group of sidelink reference signals.
  • the description of the i-th group of sidelink reference signals and the second transmit power value is the same as the previous embodiment, and therefore will not be repeated.
  • the i-th first PH can be calculated based on the i-th maximum first power value, the i-th group of other related parameters, and the i-th first path loss value.
  • the specific calculation is This embodiment does not limit the algorithm of the i-th first PH, as long as the calculation method of the i-th first PH can be obtained based on the i-th maximum first power value and the i-th first path loss value. Within the protection scope of this embodiment.
  • the PHR of the sidelink may be generated based on the one or more first PHs.
  • the aforementioned one or more first PHs may be carried by a PHR of a sidelink.
  • the PHR of the sidelink includes one or more entries at the target granularity; the one or more entries include the one or more first PHs, and different entries include the first PH.
  • One pH is different.
  • the one or more entries mentioned above are included in the one or more first PHs, and may be carried in the PHR of the sidelink in the form of a list.
  • the i-th entrance of the one or more entrances includes: the i-th first PH among the one or more first PHs; where i is a positive integer.
  • the i-th first PH may be any one of one or more first PHs.
  • the i-th entry also includes at least one of the following: the i-th maximum first power value, the identification of the i-th carrier, the identification of the i-th sidelink, and the identification of the i-th resource pool.
  • the definition of the i-th maximum first power value is the same as in the previous embodiment, and will not be repeated.
  • the i-th carrier identifier may be composed of an identifier of a first sidelink and a number (or identifier) of a carrier in the first sidelink.
  • the i-th signal type can be represented by the name of the signal type.
  • the i-th signal type is "SSB of the side link", or the i-th signal type can be represented by the number or index number of the signal type.
  • different numbers or index numbers are set in advance for the aforementioned multiple signal types. Assume that the index number of the SSB signal type of the side link is 001, and the index number of the CSI-RS of the side link is 010. The DMRS index number of the sidelink is 100 and so on.
  • the number of PHRs of the sidelink is one or more, and the one or more first PHs may be carried by one or more first PHRs.
  • the PHR of the sidelink is: one or more first PHRs at the target granularity; wherein the one or more first PHRs include the one or more first PHs, and different The first PHR contains a different first PH.
  • the target granularity is the same as the previous definition and will not be described again here. It should be understood that in this manner, each first PHR may only include one entry, and this one entry is used to carry the corresponding first PH.
  • the i-th first PHR of the one or more first PHRs includes: the i-th first PH among the one or more first PHs; where i is a positive integer.
  • the i-th first PHR also includes at least one of the following: i-th maximum first power value, identification of the i-th carrier, identification of the i-th sidelink, and i-th resource pool.
  • each first PHR among the one or more first PHRs includes a first PH; and different first PHRs include different first PHs.
  • the aforementioned one or more first PHRs are specifically: one or more first PHRs of each first sidelink among the one or more first sidelinks.
  • the method may further include: the first device sending a sidelink measurement configuration to the second device; the sidelink measurement configuration includes at least one of the following: first timing The first timer is used to control the prohibition of sending side link measurement reports within the first time period; the second timer is the second timer; the second timer is used to control when the The sidelink measurement report is sent within the second timing duration.
  • the first device may also be provided with a third timer and a fourth timer, wherein the third timer is used to control the prohibition of sending the PHR of the sidelink within a third timing period, and the fourth timer is used to control Control sending the PHR of the sidelink when the fourth timing duration is reached.
  • the third timer and the fourth timer may be configured by the first network device for the first device, or may be defaulted by the first device, or may be determined by the first device according to the protocol. Etc., this is not an exhaustive list of all possible configurations.
  • This embodiment needs to ensure that the time when the second device sends the side link measurement report matches the time when the first device sends the PHR of the side link, so as to ensure that the first device reports the side link measurement report to the first network device.
  • the PH contained in the PHR of the line link is real-time. Therefore, the first timing duration of the aforementioned first timer and the third timing duration of the third timer can be configured to be the same; and the second timing duration of the aforementioned second timer and the fourth timing duration of the fourth timer can be configured to be the same. , can be configured to be the same. This is to ensure that the period in which the first device receives the sidelink measurement report matches the period in which the first device generates and sends the PHR.
  • the sidelink measurement configuration may also include other contents, such as the signal type of the reference signal, the first Absolute threshold value, second absolute threshold value, etc. are not limited here.
  • the aforementioned sidelink measurement configuration may be used by the second device to determine or generate a second condition, and the second condition is used to trigger the second device to send the sidelink measurement report.
  • the second condition includes at least one of the following: meeting the requirements of the first event; reaching the measurement report reporting period; receiving the third information. That is to say, after the second device obtains the aforementioned sidelink measurement report, the second device will send the sidelink measurement report obtained this time to the first device only if the second condition is met.
  • the first event includes an S1 event and/or an S2 event; the S1 event may be that the measurement result of the sidelink reference signal is higher than the first absolute threshold; the S2 event may be that the measurement result of the sidelink reference signal is lower than the first absolute threshold.
  • Absolute threshold value The first absolute threshold value may be greater than the second absolute threshold value.
  • the measurement report reporting period is determined by a first timer or a second timer; the definitions of the first timer and the second timer have been explained in the previous embodiments and will not be described again here. That is to say, when the first duration of the first timer is reached or exceeded and the preset conditions are met, the reporting of the sidelink measurement report can be controlled; where the preset condition can be the sidelink
  • the measurement result of the sidelink reference signal changes higher than the second threshold value. For example, the measurement result of the sidelink reference signal of the first sidelink obtained last time is measurement result 1.
  • the sidelink reference signal obtained this time If the measurement result of the signal is measurement result 2, and the difference between measurement result 1 and measurement result 2 is greater than the second threshold, it can be determined to report a measurement report of the sidelink reference signal.
  • the second timing duration of the second timer is reached or exceeded, the sidelink measurement report is sent.
  • the third information includes at least one of the following: transmission request information of the sidelink measurement report; primary carrier change indication information; secondary carrier configuration information; secondary carrier activation indication information; carrier configuration information; carrier activation instructions.
  • the third information is sent by the first device or by the second network device; wherein the second network device is a network device of the network where the second device is located.
  • the request information for sending the sidelink measurement report may be sent by the first device according to its own needs; or may be notified when the first network device needs to obtain the PHR of the sidelink link from the first device. Sent by the first device to the second device; or, it may be sent by the second network device to the second device when it receives the PHR of the sidelink that needs to be obtained from the first device from the first network device.
  • At least one of the primary carrier conversion indication information, the configuration information of the secondary carrier, the activation indication information of the secondary carrier, the configuration information of the carrier, and the activation indication information of the carrier may be sent by the first network device to the second through the first device. It is sent synchronously by the device; or it can be sent directly by the second network device to the second device.
  • the primary carrier conversion indication information, the configuration information of the secondary carrier, the activation indication information of the secondary carrier, the configuration information of the carrier, the activation indication information of the carrier, the generation method on the first network device or the second network device side this embodiment does not Make restrictions.
  • the sidelink measurement report can be sent regardless of whether other conditions are met. This is only an illustrative description and is not intended to limit this embodiment.
  • the first information includes: sidelink reference signal.
  • the first device receiving the first information sent by the second device includes: the first device receiving the sidelink reference signal sent by the second device with the first transmit power value.
  • the first transmit power value is: default, or specified by the protocol, or determined by the first device, or configured by the first network device, or configured by the second network device, or determined by the second device .
  • the first transmit power value is a default value, and the same default value can be used for the first device and the second device.
  • the default first transmit power value can be preset in the first device and the second device. of.
  • the first transmit power value is specified by the protocol, which may mean that the first device and the second device respectively determine the first transmit power value according to the protocol, as long as it can be ensured that the first transmit power value determined by both parties is the same.
  • the first transmit power value is determined by the first device, and may be determined by the first device itself according to actual conditions. For example, you can use your own maximum transmit power as the first transmit power value; or you can know the maximum transmit power value of the second device in advance, and use the second device's maximum transmit power as the first transmit power value; or you can use your own maximum transmit power value.
  • the first transmit power value is obtained by calculating the maximum transmit power (or the second device's) and the preset proportion value, where the preset proportion value can be set according to the actual situation, for example, it can be 80%, 90%, etc., there is no limit here. Lift.
  • the first transmit power value is determined by the first network device, and may be determined by the first device according to the configuration sent by the first network device. For example, the first network device may directly send a power configuration value, and the first device may use the power configuration value as the first transmission power value.
  • the power configuration value can be carried by any one of system messages, RRC signaling, MAC CE, DCI, etc.
  • the manner in which the first network device determines the first transmission power value may also be similar to the aforementioned manner in which the first device determines the first transmission power value, and all possibilities are not exhaustive here.
  • the method further includes: when the first transmit power value is determined by the first device or configured by the first network device, the first device sends the configuration of the first transmit power value to the second device.
  • Information wherein the first network device is a network device of the network where the first device is located.
  • the first device receives confirmation information of the configuration information of the first transmit power value sent by the second device, which may be an ACK message, for example. Possible implementation methods are not limited here.
  • the first device receives the configuration information of the first transmit power value sent by the second device; wherein, The second network device is a network device of the network where the second device is located. Correspondingly, it may also include: the first device sending confirmation information of the configuration information of the first transmission power value to the second device, which may be an ACK message, for example. Possible implementation methods are not limited here.
  • both the first device and the second device can know in advance the first transmit power value that will be used for the sidelink reference signal to be sent by the second device, thus ensuring the accuracy of subsequent PH calculations.
  • the aforementioned sidelink reference signal may be sent by the second device to the first device when a third condition is met; wherein the third condition includes at least one of the following: The second device has data to be sent; the second device sends feedback information to the first device; the reference signal sending cycle is reached; and the third information is received.
  • the presence of data to be sent by the second device may mean that the second device has data to be sent that needs to be sent to the first device.
  • the sending of the sidelink reference signal may be triggered at the same time.
  • the second device sending feedback information to the first device may mean that when the second device receives information from the first device that requires a feedback response, the second device sends feedback information in response to the information. At this time The transmission of sidelink reference signals can be triggered simultaneously.
  • the reference signal transmission period may be preset according to the actual situation.
  • the first device may be preconfigured for the second device, or the second network device may be preconfigured for the second device, or it may also be preconfigured for the second device.
  • a network device is configured by the first device and sent by the first device to the second device, etc. All configuration methods are not exhaustive here.
  • the way to determine whether the reference signal transmission period is reached may also be to maintain a fifth timer.
  • the fifth timing duration of the fifth timer may be preconfigured. Once it is determined that the fifth timing duration is reached or exceeded, the fifth timer may be It is determined that the reference signal transmission period is reached, thereby triggering the transmission of the sidelink reference signal.
  • the side link may include: a second side link between the first device and the second device.
  • the signal type of the sidelink reference signal includes at least one of the following: PSCCH signal, PSSCH signal, PSFCH signal, CSI-RS of the sidelink, SSB of the sidelink, DMRS of the sidelink, PT-RS for the uplink link and SRS for the sidelink link.
  • the PHR of the side link includes the PH of the side link; the PH of the side link is obtained based on a second path loss value, and the second path loss value is Determined based on the sidelink reference signal. That is to say, after the first device receives the first information sent by the second device, the method may further include: the first device measures the sidelink reference signal to obtain a measurement result, based on The measurement result determines a second path loss value; the PH of the sidelink link is calculated based on the second path loss value; and the PHR of the sidelink link is generated based on the PH of the sidelink link.
  • the measurement result obtained by the first device on the sidelink reference signal may include: the first device transmits data to the second device on the second sidelink with the first transmit power.
  • the transmitted sidelink reference signal is measured and the measurement result is obtained.
  • the measurement result may include at least one of the following: RSRP, SINR, RSRQ, etc.
  • the second path loss value is determined based on the sidelink reference signal.
  • the second path loss value may be obtained by subtracting the measurement result of the sidelink reference signal from the first transmit power value of the sidelink reference signal.
  • the PH of the side link is obtained based on the second path loss value. Specifically, the PH of the side link can be obtained based on the maximum second power value and the second path loss value.
  • the specific algorithm for calculating the PH of the sidelink link is not limited in this embodiment. As long as the PH of the sidelink link can be calculated based on the maximum second power value and the second path loss value, the calculation method is: within the protection scope of this embodiment.
  • the maximum second power value may refer to the maximum transmission power of the second device.
  • the maximum transmission power of the second device may be obtained in advance by the first device.
  • the acquisition method may be that the second device sends a signal to the first device. device, or may be sent by the first network device to the first device, etc., no exhaustive list will be made here.
  • the PHR of the sidelink can be directly generated based on the PH of the sidelink.
  • the number of the second devices may be one or more.
  • the side link may include: a second side link between the first device and a second device.
  • the side link may include: a second side link between the first device and each of the plurality of second devices.
  • the sidelink reference signal may specifically refer to: one or more reference signals transmitted on each of one or more second sidelinks.
  • the aforementioned first transmission power value may include: one or more first transmission power values under the target granularity.
  • the specific description of the target particle size is the same as in the previous embodiment, and will not be repeated.
  • the first transmission power value may include: the first transmission of the sidelink reference signal of each second sidelink in one or more second sidelinks. Power value, wherein the first transmission power values corresponding to different second sidelinks may be the same or different. This is not an exhaustive list of all target granularities mentioned above.
  • the PHR of the side link includes the PH of the side link; the PH of the side link is obtained based on a second path loss value, and the second path loss value is based on the side link determined by the reference signal.
  • the PH of the sidelink includes one or more second PHs obtained based on one or more second path loss values at the target granularity; the one or more second path loss values are based on the Determined by the sidelink reference signal at the above target granularity.
  • the number of second sidelinks is one or more. There may be one or more sidelink reference signals on any second sidelink.
  • the one or more second path loss values are determined based on the sidelink reference signal at the target granularity. That is to say, the calculation of the second path loss value is related to the currently determined target granularity.
  • any second path loss value among one or more second path loss values is represented as the j-th second path loss value (j is a positive integer)
  • the j-th second path loss value It may be determined based on the first transmit power value of the jth group of sidelink reference signals and the measurement results of the jth group of sidelink reference signals.
  • the jth group of sidelink reference signals may be composed of one or more sidelink reference signals under the target granularity; for example, if the target granularity is a link, then the jth group of sidelink reference signals The signal is one or more sidelink reference signals on the jth second sidelink; for example, if the target granularity is BWP, then the jth group of sidelink reference signals is one or more sidelink reference signals on the jth BWP. Multiple sidelink reference signals.
  • the possibilities of various jth group sidelink reference signals at all target granularities are not exhaustive here.
  • the j-th second path loss value is specifically obtained by subtracting the j-th second measurement value based on the j-th second reference power value; wherein, the j-th second reference power value , is determined based on the first transmission power value of the jth group of sidelink reference signals; the jth second measurement value is determined based on the measurement result of the jth group of sidelink reference signals.
  • the j-th second reference power value may be the average value, the maximum value, the minimum value, or any one of the first transmission power values of the j-th group of sidelink reference signals; wherein, The first transmit power value can be pre-configured for the first device and each second device.
  • the specific configuration method has been described above and will not be repeated here.
  • the jth second measurement value may be: the average value, the maximum value, the minimum value, or any one of the measurement results of each sidelink reference signal in the jth group of sidelink reference signals.
  • the jth group of sidelink reference signals may be the sidelink reference signals transmitted on the jth second sidelink; correspondingly, the jth second reference power value , can be the average value, the maximum value, the minimum value, or any one of the first transmit power values of the sidelink reference signal transmitted on the j-th second sidelink; the j-th second measurement The value may be: the average value, the maximum value, the minimum value, or any one of the measurement results of the sidelink reference signal transmitted on the j-th second sidelink.
  • the jth group of sidelink reference signals may be the sidelink reference signals in the jth resource pool; correspondingly, the jth second reference power value may be the jth The average value, the maximum value, the minimum value, or any one of the first transmit power values of the sidelink reference signals in the resource pools; the j-th second measurement value may be: in the j-th resource pool The average value, the maximum value, the minimum value, or any one of the measurement results of the sidelink reference signal.
  • the jth group of sidelink reference signals may be the sidelink reference signals transmitted on the jth BWP; correspondingly, the jth second reference power value may be the jth The average value, the maximum value, the minimum value, or any one of the first transmit power values of the sidelink reference signal transmitted on the BWP; the j-th second measurement value may be: the j-th second measurement value transmitted on the j-th BWP The average value, the maximum value, the minimum value, or any one of the measurement results of the sidelink reference signal.
  • the foregoing description only uses the target granularity as an example for resource pools, links, and BWPs.
  • the processing method for actually calculating each second path loss value is the same as the above. It is similar, except that the measurement results corresponding to different sidelink reference signals are used for specific calculations, so no details will be given one by one.
  • the sidelink PH includes one or more second PHs obtained based on one or more second path loss values at a target granularity. That is to say, among the one or more second PHs, each second PH is determined based on a corresponding second path loss value.
  • the j-th second PH may be obtained based on the j-th second path loss value.
  • the j-th second PH may be obtained based on the j-th maximum second power value and the j-th second path loss value.
  • the specific algorithm for calculating the j-th second PH is not limited in this embodiment, as long as the j-th second PH can be obtained based on the j-th maximum second power value and the j-th second path loss value. The calculation methods are all within the protection scope of this embodiment.
  • the jth maximum second power value may be an average value, a maximum value, a minimum value, any one, or a sum of the first transmission power values of the jth group of sidelink reference signals.
  • the description about the jth group of sidelink reference signals and the first transmit power value is the same as that in the previous embodiment, and therefore will not be repeated.
  • the PHR of the sidelink may be generated based on the one or more second PHs.
  • the aforementioned one or more second PHs may be carried by a PHR of a sidelink.
  • the PHR of the sidelink includes one or more entries at the target granularity; the one or more entries include the one or more second PHs, and different entries include the first The two pHs are different.
  • the j-th entrance of the one or more entrances includes: the j-th second PH among the one or more second PHs; where j is a positive integer.
  • the jth entry also includes at least one of the following: jth maximum second power value, jth carrier identifier, jth sidelink identifier, jth resource pool identifier, jth
  • the identifier of the BWP, the jth signal type, the identifier of the jth PH type, and the jth target layer 2 address is similar to that of the foregoing embodiment, and will not be repeated again.
  • the second PH included in each of the one or more entrances may be carried in the PHR of the sidelink in the form of a list; the specific carrying form is the same as the previous embodiment and will not be described again. .
  • the number of PHRs of the sidelink is one or more, and the one or more second PHs may be carried by one or more second PHRs.
  • the PHR of the sidelink is: one or more second PHRs at the target granularity; wherein the one or more second PHRs include the one or more second PHs, and different The second PHR contains a different second PH.
  • each second PHR may contain only one entry, and this one entry is used to carry the corresponding second PH.
  • the j-th second PHR of the one or more second PHRs includes: the j-th second PH among the one or more second PHs; where j is a positive integer.
  • the jth second PHR also includes at least one of the following: jth maximum second power value, jth carrier identifier, jth sidelink identifier, jth resource pool identifier, jth The identifier of the BWP, the jth signal type, the identifier of the jth PH type, and the jth target layer 2 address.
  • the PHR of the sidelink can be obtained. Then, S320 may be performed: the first device sends the PHR of the side link to the first network device.
  • the first device sends the PHR of the sidelink to the first network device, which may include:
  • the first device When the first condition is met, the first device reports the PHR of the sidelink to the first network device;
  • the first condition includes at least one of the following: a first sub-condition, a third timer times out, and a change in path loss of the sidelink exceeds a first threshold; wherein the third timer is To control the prohibition of sending the PHR of the side link within the third timing period; the second sub-condition and the fourth timer timeout; the fourth timer is used to control the sending of the side link when the fourth timing period is reached. PHR of the link; the third sub-condition, receiving the second information sent by the network device.
  • the second device side can save the first timing duration of the first timer and the second timing duration of the second timer; correspondingly, the first device can save the third timing duration based on the third timer.
  • the duration is the first timing duration of the first timer configured for the second device; similarly, the first device can be the fourth timing duration based on the fourth timer, and the second timer configured for the second device The second timing duration.
  • the starting time of the first timer of the first device and the second device and the starting time of the third timer may also be the same or approximately the same; the starting time of the second timer of the first device and the second device is the same as the starting time of the third timer.
  • the start time of the fourth timer may also be the same or approximately the same.
  • the second device controls reporting of the reference signal measurement report according to the first timer and/or the second timer, by combining the first timer, the second timer, the third timer, and the Uniform or similar configuration of the four timers can ensure that the PHR obtained by the first device based on the sidelink measurement report is the latest or most timely result, thereby ensuring that the subsequent first network device side performs resource control or adjustment based on the PHR. timely and accurate.
  • the path loss change of the side link may be specifically the difference between the path loss value of the side link when the PHR of the side link was last sent and the path loss value of the side link calculated this time. the difference between.
  • the path loss change of the sidelink link may specifically be the first path loss value calculated when the PHR of the sidelink link was last sent. , and the difference between the first path loss value calculated this time.
  • the path loss change of the sidelink link may be the second path loss value calculated when the PHR of the sidelink link was sent last time and the second path loss value calculated this time. The difference between loss values.
  • At least one of the third timer, the fourth timer, and the first threshold value is: configured by a network device, or configured by a second device, or determined by the first device, Either by default or specified by the agreement.
  • the second information includes at least one of the following: primary carrier change indication information; secondary carrier configuration information; secondary carrier activation indication information; carrier configuration information; carrier activation indication information; update of the sidelink Configuration information of the PHR related parameters of the sidelink; report the indication information of the PHR of the sidelink.
  • the PHR of the sidelink can be carried by one of the following: Radio Resource Control (RRC, Radio Resource Control) signaling, or by a Media Access Control (MAC, Media Access Control) control element (CE, Control Element).
  • RRC Radio Resource Control
  • MAC Media Access Control
  • CE Control Element
  • the first device may change the currently generated PHR of the sidelink. Send to the first network device; the specific content that the PHR of the sidelink link may contain has been described in detail in the previous embodiments, and will not be repeated here;
  • the first device may send the currently generated PHR of the sidelink to the first network device;
  • the currently generated PHR of the sidelink may be sent to the first network device.
  • the three sub-conditions in the aforementioned first condition can also be configured with different priorities.
  • the priority of the third sub-condition can be set to the highest, that is, regardless of whether the first sub-condition or the second sub-condition is currently met.
  • the PHR of the currently uploaded sidelink can be reported.
  • the third timer includes: one or more third timers at a target granularity; and/or the fourth timer includes: one or more third timers at a target granularity.
  • the first device can maintain one or more third timers, and accordingly, can maintain the third timing duration of one or more third timers.
  • the target granularity is a carrier
  • the first device can maintain a third timer for each carrier; for example, if the target granularity is a link, then the first device can maintain a third timer for each sidelink (such as each first sidelink or each third timer). Secondary sidelink) maintains a third timer.
  • the descriptions of the fourth timer and the third timer are similar and will not be described again.
  • the first threshold value can also be set according to actual conditions.
  • the first device can save one or more first threshold values. For example, if the target granularity is a carrier, the first device can target the first threshold value of each carrier; for example, if the target granularity is a link, the first device can target the first threshold value of each sidelink, etc. , I won’t do an exhaustive list here.
  • the updated PHR-related parameters of the sidelinks include: updated PHR-related parameters of each of the one or more sidelinks at the target granularity.
  • target granularity can be introduced, that is to say, as long as any PHR under the target granularity satisfies the reporting conditions, the PHR of the sidelink can be reported, and it is not necessary that the PHRs of all sidelinks meet the first condition. Only then can the PHR of the sidelink link be reported.
  • the target granularity is a link.
  • the target granularity is a link.
  • second sidelink it is assumed that there are three second sidelinks, namely second sidelink 1, second sidelink 2, The second sidelink 3; maintains the third timer 1 and the fourth timer 1 for the second sidelink 1, and sets the first threshold value 1 for the second sidelink 1.
  • second sidelinks 2 and 3 Corresponding content is also maintained for the second sidelinks 2 and 3, which will not be described in detail here.
  • the first device may change the currently generated second side link 1 to The PHR of link 1 is sent to the first network device; wherein, the PHR of the second sidelink 1 may specifically be the entry of the second PH of the second sidelink 1 in the PHR of the sidelink. , or it may be the second PHR corresponding to the second sidelink 1.
  • the first device determines that the current fourth timer 2 has timed out, the first device
  • the currently generated PHR of the second sidelink 2 may be sent to the first network device; the PHR of the second sidelink 2 is similar to the description of the PHR of the second sidelink 1 and will not be described again; or , in the case where the first device receives the updated PHR related parameters of the second sidelink 3 at the target granularity in the aforementioned second information sent by the first network device, the currently generated second sidelink The PHR of link 3 is sent to the first network device.
  • the target granularity can be other granularities, such as carrier, BWP, and all the possibilities listed above.
  • the PHR of the sidelink link can be generated according to the first information sent by the second device, and then the PHR of the sidelink link can be reported to the first network device.
  • the network device can obtain the power margin of the side link in a more timely manner, thereby enabling the system to allocate resources more efficiently and accurately, and improving the communication efficiency of the system.
  • Figure 4 is a schematic flow chart of an information reporting method according to an embodiment of the present application. The method includes at least part of the following.
  • the second device sends first information to the first device; the first information is used to determine the PHR of the sidelink.
  • the first device may be a terminal device; the second device may also be a terminal device; the first device and the second device may be different.
  • the first information may include a sidelink measurement report, or may include a sidelink reference signal.
  • the specific processing method may also be different. The following will be described separately in multiple implementation modes:
  • the first information includes: a sidelink measurement report.
  • the side link may include: a first side link between the second device and the third device.
  • the number of the aforementioned third device is one.
  • the number of the first sidelink is one; the first sidelink between the second device and a third device may be a unicast sidelink.
  • the third device and the first device may be the same or different; in a preferred example, the third device is the first device.
  • the method may further include: the second device measures the sidelink reference signal sent by the third device to obtain a measurement result; and generates the sidelink measurement report based on the measurement result.
  • the sidelink measurement report may include: the measurement result obtained by the second device measuring the sidelink reference signal sent by the third device on the first sidelink.
  • the measurement result obtained by the second device measuring the sidelink reference signal sent by the third device may be: the second device measures the third device on the first sidelink with the third device.
  • the measurement results may include at least one of the following: sidelink reference signal receiving power (RSRP), sidelink signal to interference plus noise ratio (SINR), sidelink Reference signal receiving quality (RSRQ) value, etc.
  • the second transmit power value may be a default, or specified by a protocol, or determined by the first device, or determined by the second device, or determined by the third device, or configured by the first network device, or
  • the second network device that is, the network device of the network where the second device is located
  • the third network device that is, the network device of the network where the third device is located
  • the second transmit power value is determined by the second device or configured by the second network device
  • the second device will also send the second transmit power value to the third device.
  • the third device is different from the first device, if the second transmission power value is determined by the first device or configured by the first network device, the first device will also send the second transmission power value to the second device and the third device.
  • the third device Transmit power value.
  • the third device will also send the second transmission power value to the second device and the first device. the second transmit power value.
  • the third device is the same as the first device, if the second transmission power value is determined by the first device or configured by the first network device, the first device will also send the second transmission power value to the second device. power value.
  • the number of the aforementioned third devices may be one or more.
  • the number of the third device is one, and the number of the first sidelink is one.
  • the third device and the first device may be the same or different; in a preferred example, the third device is the first device.
  • the number of the third devices is multiple, then the number of first side links is multiple; the third device between the second device and each of the plurality of third devices is A side link can be a broadcast or multicast side link.
  • the plurality of third devices may include the first device, or may not include the first device; in a preferred example, the plurality of third devices may include the first device. .
  • the sidelink measurement report is determined based on the sidelink reference signal at the target granularity. That is to say, the sidelink measurement report may include one or more measurement results of one or more sidelink reference signals at a target granularity.
  • the target granularity is one of the following: carrier, link, resource pool, bandwidth part (BWP, Bandwidth Part), signal type, PH type, and target layer 2 address.
  • BWP Bandwidth Part
  • the detailed description of the target particle size is the same as in the previous embodiment, and will not be repeated.
  • a certain sidelink measurement report may include: the measurement results of one or more sidelink reference signals on one carrier.
  • a certain sidelink measurement report may include: the measurement results of one or more sidelink reference signals on a first sidelink.
  • Other target granularities are similar to the foregoing specific examples of carriers or links, and therefore are not exhaustive.
  • the content that may be included in the measurement results is also the same as that in the previous embodiment, and will not be described again.
  • the method may further include: the second device measuring the sidelink reference signal sent by the third device with the second transmission power value to obtain a measurement result; and generating the sidelink measurement report based on the measurement result.
  • the second transmission power may also be one or more second transmission powers under the target granularity. For example, if the target granularity is BWP, different BWPs among one or more BWPs may correspond to different second transmit powers; other target granularities are similar and will not be described one by one.
  • the second device sending the first information to the first device includes: the second device sending the side link to the first device if the second condition is met. Measurement report; wherein the second condition includes at least one of the following: meeting the requirements of the first event; reaching the measurement report reporting period; receiving the third information.
  • the second device after obtaining the aforementioned sidelink measurement report, the second device will send the sidelink measurement report obtained this time to the first device only if the second condition needs to be met.
  • the first event includes an S1 event and/or an S2 event; wherein the S1 event may specifically be that the measurement result of the sidelink reference signal is higher than the first absolute threshold; the S2 event may be that the measurement result of the sidelink reference signal is higher than the first absolute threshold.
  • the measurement result is below the second absolute threshold value.
  • the first absolute threshold value may be greater than the second absolute threshold value.
  • the measurement report reporting period is determined by a first timer or a second timer; wherein the first timer is used to control the prohibition of sending the side link measurement report within a first time period; the second timer The controller is used to control sending the sidelink measurement report when the second timing duration is reached.
  • the reporting of the sidelink measurement report can be controlled; where the preset condition can be the sidelink
  • the measurement result of the sidelink reference signal changes higher than the second threshold value.
  • the measurement result of the sidelink reference signal of the first sidelink obtained last time is measurement result 1.
  • the sidelink reference signal obtained this time If the measurement result of the signal is measurement result 2, and the difference between measurement result 1 and measurement result 2 is greater than the second threshold, it can be determined to report a measurement report of the sidelink reference signal.
  • the sidelink measurement report is sent.
  • the first timing duration of the first timer and/or the second timing duration of the second timer are default, or specified by the protocol, or determined by the second device, or configured by the second network device. , or the first device configuration.
  • the second network device is specifically a network device where the second device is located, and specifically may be an access network device, such as a base station, gNB, eNB, etc.
  • the method may further include: the second device receives The sidelink measurement configuration sent by the first device; the sidelink measurement configuration includes at least one of the following: a first timing duration of the first timer; the first timer is used to control the first timing It is forbidden to send the side link measurement report within the time period; the second timing duration of the second timer; the second timer is used to control the sending of the side link measurement report when the second timing duration is reached.
  • the first device itself can also configure a third timer and a fourth timer, wherein the third timer is used to control the prohibition of sending the PHR of the sidelink within a third timing period, and the fourth timer is used to control Control sending the PHR of the sidelink when the fourth timing duration is reached.
  • This embodiment needs to ensure that the time when the second device sends the side link measurement report matches the time when the first device sends the PHR of the side link, so as to ensure that the first device reports the side link measurement report to the first network device.
  • the PH contained in the PHR of the line link is real-time.
  • the first timing duration of the aforementioned first timer and the third timing duration of the third timer can be configured to be the same; and the second timing duration of the aforementioned second timer and the fourth timing duration of the fourth timer can be configured to be the same. , can be configured to be the same. This is to ensure that the period in which the first device receives the sidelink measurement report matches the period in which the first device generates and sends the PHR.
  • the third information includes at least one of the following: transmission request information of the sidelink measurement report; primary carrier change indication information; secondary carrier configuration information; secondary carrier activation indication information; carrier configuration information; carrier activation instructions.
  • the third information is sent by the first device or by the second network device; wherein the second network device is a network device of the network where the second device is located.
  • the request information for sending the sidelink measurement report may be sent by the first device according to its own needs; or may be notified when the first network device needs to obtain the PHR of the sidelink link from the first device. Sent by the first device to the second device; or, it may be sent by the second network device to the second device when it receives the PHR of the sidelink that needs to be obtained from the first device from the first network device.
  • At least one of the primary carrier conversion indication information, the configuration information of the secondary carrier, the activation indication information of the secondary carrier, the configuration information of the carrier, and the activation indication information of the carrier may be the first network device transmitting information to the second device through the first device. Sent synchronously; or, it may be sent directly from the second network device to the second device.
  • the primary carrier conversion indication information, the configuration information of the secondary carrier, the activation indication information of the secondary carrier, the configuration information of the carrier, the activation indication information of the carrier, the generation method on the first network device or the second network device side this embodiment does not Make restrictions.
  • the sidelink measurement report can be sent regardless of whether other conditions are met.
  • the sidelink measurement report can also be determined based on the sidelink reference signal at the target granularity; accordingly, it can also be determined when any sidelink measurement report satisfies the aforementioned first requirement. According to event requirements, the sidelink measurement report can be reported. For example, assuming that the target granularity is a carrier, if the measurement results of the sidelink reference signal on any carrier are determined to meet the aforementioned S1 and/or S2 events, a report containing the sidelink reference signal on that carrier can be triggered. Road survey report. It should be understood that this is only an exemplary description, and the processing for other target granularities is similar to the foregoing description, and will not be repeated one by one.
  • the first information includes: sidelink reference signal.
  • the side link may include: a second side link between the first device and the second device.
  • the signal type of the sidelink reference signal includes at least one of the following: PSCCH signal, PSSCH signal, PSFCH signal, CSI-RS of the sidelink, SSB of the sidelink, DMRS of the sidelink, PT-RS for the uplink link and SRS for the sidelink link.
  • the second device sends the sidelink reference signal to the first device, including: the second device sends the sidelink reference signal to the first device with a first transmit power value.
  • the sidelink reference signal is not limited to: the second device sends the sidelink reference signal to the first device with a first transmit power value.
  • the first transmit power value is: default, or specified by the protocol, or determined by the second device, or configured by the first network device, or configured by the second network device, or by the first device configured.
  • the first transmit power value is a default value, and the same default value can be used for the first device and the second device.
  • the default first transmit power value can be preset in the first device and the second device. of.
  • the first transmit power value is specified by the protocol, which may mean that the first device and the second device respectively determine the first transmit power value according to the protocol, as long as it can be ensured that the first transmit power value determined by both parties is the same.
  • the first transmit power value is determined by the first device, and may be determined by the first device according to actual conditions.
  • the maximum transmit power of the first device can be used as the first transmit power value; or the maximum transmit power value of the second device can be known in advance, and the maximum transmit power of the second device can be used as the first transmit power value; or it can be
  • the first transmit power value is obtained by calculating the maximum transmit power of the first device or the second device and the preset ratio value, where the preset ratio value can be set according to the actual situation, for example, it can be 80%, 90%, etc., which is not used here. Do exhaustion.
  • the first transmit power value is determined by the first network device, and may be determined by the first device according to the configuration sent by the first network device. For example, the first network device may directly send a power configuration value, and the first device may use the power configuration value as the first transmission power value.
  • the power configuration value can be carried by any one of system messages, RRC signaling, MAC CE, DCI, etc.
  • the manner in which the first network device determines the first transmission power value may also be similar to the aforementioned manner in which the first device determines the first transmission power value, and all possibilities are not exhaustive here.
  • the method further includes: when the first transmit power value is determined by the first device or configured by the first network device, the second device receives the configuration of the first transmit power value sent by the first device.
  • Information wherein the first network device is a network device of the network where the first device is located.
  • the second device sending confirmation information of the configuration information of the first transmission power value to the first device, which may be an ACK message, for example. Possible implementation methods are not limited here.
  • the second device sends the configuration information of the first transmit power value to the first device; wherein, The second network device is a network device of the network where the second device is located. Correspondingly, it may also include: the second device receives confirmation information of the configuration information of the first transmission power value sent by the first device, which may be an ACK message, for example. Possible implementation methods are not limited here.
  • the aforementioned first transmission power value may include: one or more first transmission power values at a target granularity.
  • the specific description of the target particle size is the same as in the previous embodiment, and will not be repeated.
  • the first transmit power value may include: the first transmit power value of the sidelink reference signal on each carrier in one or more carriers, where different carriers correspond to The first transmit power values may be the same or different. This is not an exhaustive list of all target granularities mentioned above.
  • both the first device and the second device can know in advance the first transmit power value that will be used for the sidelink reference signal to be sent by the second device, thus ensuring the accuracy of subsequent PH calculations.
  • the second device sends the first information to the first device, including: if the third condition is met, the second device sends the sidelink reference signal to the first device;
  • the third condition includes at least one of the following: the second device has data to be sent; the second device sends feedback information to the first device; the reference signal sending period is reached; and the third information is received.
  • the presence of data to be sent by the second device may mean that the second device has data to be sent that needs to be sent to the first device.
  • the sending of the sidelink reference signal may be triggered at the same time.
  • the second device sending feedback information to the first device may mean that when the second device receives information from the first device that requires a feedback response, the second device sends feedback information in response to the information. At this time The transmission of sidelink reference signals can be triggered simultaneously.
  • the reference signal transmission period may be preset according to the actual situation.
  • the first device may be preconfigured for the second device, or the second network device may be preconfigured for the second device, or it may also be preconfigured for the second device.
  • a network device is configured by the first device and sent by the first device to the second device, etc. All configuration methods are not exhaustive here.
  • the way to determine whether the reference signal transmission period is reached may also be to maintain a fifth timer.
  • the fifth timing duration of the fifth timer may be preconfigured. Once it is determined that the fifth timing duration is reached or exceeded, the fifth timer may be It is determined that the reference signal transmission period is reached, thereby triggering the transmission of the sidelink reference signal.
  • the PHR of the sidelink link can be generated according to the first information sent by the second device, and then the PHR of the sidelink link can be reported to the first network device.
  • the network device can obtain the power margin of the side link in a more timely manner, thereby enabling the system to allocate resources more efficiently and accurately, and improving the communication efficiency of the system.
  • S510 The first device sends the sidelink measurement configuration to the second device.
  • the sidelink measurement configuration may include at least one of the following: a first timing duration of a first timer; the first timer is used to control the prohibition of sending a sidelink measurement report within a first timing duration. ; The second timing duration of the second timer; the second timer is used to control sending the sidelink measurement report when the second timing duration is reached.
  • S510 can be configured or executed according to actual needs. That is to say, S510 does not need to be executed every time the PHR is reported. For example, when the processing is performed for the first time, the second device does not save side link measurements.
  • the second device measures the sidelink reference signal sent by the third device to obtain a measurement result; and generates a sidelink measurement report based on the measurement result.
  • the third device may or may not include the first device. This has been described in the foregoing embodiments and will not be repeated here.
  • S530 The second device sends a sidelink measurement report to the first device.
  • the second device sends the side link measurement report to the first device when the second condition is satisfied; wherein the second condition includes at least one of the following: satisfying the first Event requirements; measurement report reporting period reached; third information received.
  • the specific description of the second condition is the same as that of the previous embodiment and will not be repeated here.
  • S540 The first device generates a PHR of the sidelink.
  • the first device determines a first path loss value based on the side link measurement report; calculates the PH of the side link based on the first path loss value; and calculates the PH of the side link based on the side link measurement report.
  • the PH of the sidelink generates the PHR of the sidelink.
  • the first device sends the PHR of the sidelink to the first network device. Specifically, when the first condition is met, the first device reports the PHR of the side link to the first network device.
  • the relevant processing regarding the specific first condition is the same as the previous embodiment.
  • S610 The first device sends the configuration information of the first transmission power value to the second device.
  • the first device may also include: the first device receiving confirmation information of the configuration information of the first transmission power value sent by the second device, which will not be described again here.
  • the first transmission power may be default, or specified by the protocol, or determined by the first device, or configured by the first network device, or configured by the second network device, or determined by the second device.
  • the second device may also send the configuration information of the first transmission power value to the first device.
  • S620 The second device sends a sidelink reference signal to the first device.
  • the second device sends the sidelink reference signal to the first device with a first transmit power value. More specifically, when the third condition is met, the second device sends the sidelink reference signal to the first device with the first transmit power value.
  • S630 The first device generates the PHR of the sidelink.
  • the first device measures the sidelink reference signal to obtain a measurement result, determines a second path loss value based on the measurement result, and calculates the PH of the sidelink based on the second path loss value; Based on the PH of the sidelink, a PHR for the sidelink is generated.
  • S640 The first device sends the PHR of the sidelink to the first network device.
  • the first device reports the PHR of the side link to the first network device.
  • the relevant processing regarding the specific first condition is the same as the previous embodiment.
  • Figure 7 is a schematic structural diagram of a first device according to an embodiment of the present application, including:
  • the first communication unit 701 is configured to receive the first information sent by the second device; send the power headroom report PHR of the sidelink to the first network device; wherein the PHR of the sidelink is based on the first network device. One piece of information is obtained.
  • the first information includes: sidelink measurement report.
  • the PHR of the side link includes the power headroom PH of the side link; the PH of the side link is obtained based on a first path loss value, and the first path loss value is based on the side link. Determined by the line link measurement report.
  • the PH of the sidelink includes one or more first PHs obtained based on one or more first path loss values at a target granularity; wherein the one or more first path loss values are based on the Determined by measurement reports of sidelinks at target granularity.
  • the PHR of the sidelink includes one or more entries at the target granularity; wherein the i-th entry of the one or more entries includes: the i-th entry in the one or more first PHs The first PH; where i is a positive integer.
  • the i-th entry also includes at least one of the following: the i-th maximum first power value, the identification of the i-th carrier, the identification of the i-th sidelink, the identification of the i-th resource pool, the identification of the i-th The identifier of the i BWP, the i-th signal type, the i-th PH type identifier, and the i-th target layer 2 address.
  • the PHR of the sidelink is: one or more first PHRs at the target granularity; wherein the i-th first PHR of the one or more first PHRs includes: the one or more first PHRs The i-th first PH in PH; where i is a positive integer.
  • the i-th first PHR also includes at least one of the following: the i-th maximum first power value, the identifier of the i-th carrier, the identifier of the i-th sidelink, the identifier of the i-th resource pool, The identifier of the i-th BWP, the i-th signal type, the i-th PH type identifier, and the i-th target layer 2 address.
  • the sidelink includes: a first sidelink between the second device and a third device.
  • the first communication unit 701 is configured to send a sidelink measurement configuration to the second device;
  • the sidelink measurement configuration includes at least one of the following: a first timing duration of a first timer;
  • the first timer is used to control the prohibition of sending the side link measurement report within the first time period;
  • the second timer is the second time period;
  • the second timer is used to control the sending side when the second time period is reached.
  • Line link measurement report is
  • the first information includes: sidelink reference signal.
  • the PHR of the side link includes the PH of the side link; the PH of the side link is obtained based on a second path loss value, and the second path loss value is based on the side link determined by the reference signal.
  • the PH of the sidelink includes one or more second PHs obtained based on one or more second path loss values at a target granularity; the one or more second path loss values are based on the target granularity. Determined by the sidelink reference signal below.
  • the PHR of the sidelink includes one or more entries at the target granularity; wherein the j-th entry of the one or more entries includes: the j-th entry in the one or more second PHs The second PH; where j is a positive integer.
  • the jth entry also includes at least one of the following: jth maximum second power value, jth carrier identifier, jth sidelink identifier, jth resource pool identifier, jth BWP The identifier, the jth signal type, the jth PH type identifier, and the jth target layer 2 address.
  • the PHR of the sidelink is: one or more second PHRs at the target granularity; wherein the j-th second PHR of the one or more second PHRs includes: the one or more second PHRs.
  • the jth second PHR also includes at least one of the following: jth maximum second power value, jth carrier identifier, jth sidelink identifier, jth resource pool identifier, jth BWP The identifier, the jth signal type, the jth PH type identifier, and the jth target layer 2 address.
  • the first communication unit 701 is configured to receive the sidelink reference signal sent by the second device with a first transmission power value.
  • the first transmit power value is: default, or specified by the protocol, or determined by the first device, or configured by the first network device, or configured by the second network device, or determined by the second device.
  • the first communication unit 701 sends the first transmission power to the second device when the first transmission power value is determined by the first device or configured by the first network device. Configuration information of value; wherein, the first network device is a network device of the network where the first device is located.
  • the first communication unit 701 receives the first transmission sent by the second device when the first transmission power value is determined by the second device or configured by the second network device. Configuration information of the power value; wherein the second network device is a network device of the network where the second device is located.
  • the first transmit power value includes: one or more first transmit power values at a target granularity.
  • the signal type of the sidelink reference signal includes at least one of the following: physical sidelink control channel PSCCH signal, physical sidelink shared channel PSSCH signal, physical sidelink feedback channel PSFCH signal, sidelink
  • the sidelink includes: a second sidelink between the first device and the second device.
  • the first device also includes: a first processing unit 702, used to determine that the first device controls the first communication unit through the first communication unit when the first condition is met. Report the PHR of the sidelink link to the first network device;
  • the first communication unit 701 is configured to report the PHR of the sidelink to the first network device
  • the first condition includes at least one of the following: the third timer times out and the path loss change of the sidelink exceeds a first threshold value; wherein the third timer is used to control the third timer. It is forbidden to send the PHR of the side link within the timing period; the fourth timer times out; the fourth timer is used to control the sending of the PHR of the side link when the fourth timing period is reached; receiving the first network Second information sent by the device.
  • the third timer includes: one or more third timers under the target granularity; and/or the fourth timer includes: one or more fourth timers under the target granularity; and/or
  • the first threshold value includes: one or more first threshold values under the target granularity.
  • At least one of the third timer, the fourth timer, and the first threshold value is: configured by the first network device, or configured by the second device, or determined by the first device, Either by default or specified by the agreement.
  • the second information includes at least one of the following: primary carrier change indication information; secondary carrier configuration information; secondary carrier activation indication information; carrier configuration information; carrier activation indication information; update of the sidelink Configuration information of the PHR related parameters of the sidelink; report the indication information of the PHR of the sidelink.
  • the updated PHR-related parameters of the sidelinks include: updated PHR-related parameters of each of the one or more sidelinks at the target granularity.
  • the target granularity is one of the following: carrier, link, resource pool, bandwidth part BWP, signal type, PH type, and target layer 2 address.
  • the PHR of the sidelink is carried by one of the following: RRC signaling, MAC CE.
  • Figure 9 is a schematic structural diagram of a second device according to an embodiment of the present application, including:
  • the second communication unit 901 is configured to send first information to the first device; the first information is used to determine the power headroom report PHR of the sidelink.
  • the first information includes: sidelink measurement report.
  • the sidelink measurement report is determined based on the sidelink reference signal at the target granularity.
  • the second device also includes:
  • the second processing unit 902 is configured to send the side link measurement report to the first device through the second communication unit when the second condition is met;
  • the second communication unit 901 is configured to send the side link measurement report to the first device
  • the second condition includes at least one of the following: meeting the requirements of the first event; reaching the measurement report reporting period; receiving the third information.
  • the first event includes an S1 event and/or an S2 event.
  • the measurement report reporting period is determined by a first timer or a second timer; wherein the first timer is used to control the prohibition of sending the side link measurement report within a first time period; the second timer is used to control Control sending the sidelink measurement report when the second timing duration is reached.
  • the first timing duration of the first timer and/or the second timing duration of the second timer are default, or specified by the protocol, or determined by the second device, or configured by the second network device. Or configured by the first device.
  • the sidelink includes: a first sidelink between the second device and a third device.
  • the first information includes sidelink reference signals.
  • the second device further includes: a second processing unit 902, configured to send the sidelink reference signal to the first device through a second communication unit if the third condition is met; the third A second communication unit 901, configured to send the sidelink reference signal to the first device; wherein the third condition includes at least one of the following: the second device has data to be sent; the second device The device sends feedback information to the first device; reaches the reference signal sending period; and receives the third information.
  • a second processing unit 902 configured to send the sidelink reference signal to the first device through a second communication unit if the third condition is met
  • the third A second communication unit 901 configured to send the sidelink reference signal to the first device
  • the third condition includes at least one of the following: the second device has data to be sent; the second device The device sends feedback information to the first device; reaches the reference signal sending period; and receives the third information.
  • the third information includes at least one of the following: transmission request information of the sidelink reference signal; primary carrier change indication information; secondary carrier configuration information; secondary carrier activation indication information; carrier configuration information; carrier Activation instructions.
  • the third information is sent by the first device or by the second network device; wherein the second network device is a network device of the network where the second device is located.
  • the second communication unit is configured to send the sidelink reference signal to the first device with a first transmission power value.
  • the first transmit power value includes: one or more first transmit power values at a target granularity.
  • the target granularity is one of the following: carrier, link, resource pool, bandwidth part BWP, signal type, PH type, and target layer 2 address.
  • the first transmit power value is: default, or specified by the protocol, or determined by the second device, or configured by the first network device, or configured by the second network device, or configured by the first device .
  • the second communication unit is configured to receive configuration information of the first transmit power value sent by the first device when the first transmit power value is determined by the first device or configured by the first network device;
  • the first network device is a network device of the network where the first device is located.
  • the second communication unit is configured to send the configuration information of the first transmit power value to the first device when the first transmit power value is determined by the second device or configured by the second network device; wherein , the second network device is a network device of the network where the second device is located.
  • the sidelink includes: a second sidelink between the first device and the second device.
  • the sidelink reference signal includes at least one of the following: physical sidelink control channel PSCCH signal, physical sidelink shared channel PSSCH signal, physical sidelink feedback channel PSFCH signal, sidelink channel Status information reference signal CSI-RS, synchronization signal block SSB of the sidelink, demodulation reference signal DMRS of the sidelink, phase tracking reference signal PT-RS of the sidelink, channel sounding reference of the sidelink Signal SRS.
  • the electronic device in the embodiment of the present application can implement the corresponding functions in the model generation method in the foregoing method embodiment.
  • the above-mentioned electronic device may also include a receiving unit, a sending unit, a storage unit, etc., for example, after obtaining the trained target model, it can be sent to the aforementioned first device through the sending unit; and
  • the aforementioned training samples can be stored in a storage unit and so on.
  • each module (sub-module, unit or component, etc.) in the electronic device of the embodiment of the application may be implemented by different modules (sub-module, unit or component, etc.), or may be implemented by the same module. (Submodule, unit or component, etc.) implementation.
  • Figure 11 is a schematic structural diagram of a communication device 1100 according to an embodiment of the present application.
  • the communication device 1100 includes a processor 1110, and the processor 1110 can call and run a computer program from the memory, so that the communication device 1100 implements the method in the embodiment of the present application.
  • the communication device 1100 may further include a memory 1120.
  • the processor 1110 can call and run the computer program from the memory 1120, so that the communication device 1100 implements the method in the embodiment of the present application.
  • the memory 1120 may be a separate device independent of the processor 1110, or may be integrated into the processor 1110.
  • the communication device 1100 may also include a transceiver 1130, and the processor 1110 may control the transceiver 1130 to communicate with other devices. Specifically, the communication device 1100 may send information or data to, or receive data from, other devices. Information or data sent.
  • the transceiver 1130 may include a transmitter and a receiver.
  • the transceiver 1130 may further include an antenna, and the number of antennas may be one or more.
  • the communication device 1100 may be the first device in the embodiment of the present application, and the communication device 1100 may implement the corresponding processes implemented by the first device in the various methods of the embodiment of the present application. For the sake of simplicity , which will not be described in detail here.
  • the communication device 1100 can be the second device in the embodiment of the present application, and the communication device 1100 can implement the corresponding processes implemented by the second device in the various methods of the embodiment of the present application. For the sake of simplicity , which will not be described in detail here.
  • FIG 12 is a schematic structural diagram of a chip 1200 according to an embodiment of the present application.
  • the chip 1200 includes a processor 1210, and the processor 1210 can call and run a computer program from the memory to implement the method in the embodiment of the present application.
  • the chip 1200 may also include a memory 1220.
  • the processor 1210 can call and run the computer program from the memory 1220 to implement the method executed by the aforementioned first device or electronic device in the embodiment of the present application.
  • the memory 1220 may be a separate device independent of the processor 1210, or may be integrated into the processor 1210.
  • the chip 1200 may also include an input interface 1230.
  • the processor 1210 can control the input interface 1230 to communicate with other devices or chips, and specifically, can obtain information or data sent by other devices or chips.
  • the chip 1200 may also include an output interface 1240.
  • the processor 1210 can control the output interface 1240 to communicate with other devices or chips. Specifically, it can output information or data to other devices or chips.
  • the chip can be applied to the first device in the embodiment of the present application, and the chip can implement the corresponding processes implemented by the first device in the various methods of the embodiment of the present application. For simplicity, in This will not be described again.
  • the chip can be applied to the second device in the embodiment of the present application, and the chip can implement the corresponding processes implemented by the second device in the various methods of the embodiment of the present application. For simplicity, in This will not be described again.
  • the chips applied to the first device and the second device may be the same chip or different chips.
  • chips mentioned in the embodiments of this application may also be called system-on-chip, system-on-a-chip, system-on-chip or system-on-chip, etc.
  • the processor mentioned above can be a general-purpose processor, a digital signal processor (DSP), an off-the-shelf programmable gate array (FPGA), an application specific integrated circuit (ASIC), or Other programmable logic devices, transistor logic devices, discrete hardware components, etc.
  • DSP digital signal processor
  • FPGA off-the-shelf programmable gate array
  • ASIC application specific integrated circuit
  • the above-mentioned general processor may be a microprocessor or any conventional processor.
  • non-volatile memory may be volatile memory or non-volatile memory, or may include both volatile and non-volatile memory.
  • non-volatile memory can be read-only memory (ROM), programmable ROM (PROM), erasable programmable read-only memory (erasable PROM, EPROM), electrically removable memory. Erase electrically programmable read-only memory (EPROM, EEPROM) or flash memory.
  • Volatile memory can be random access memory (RAM).
  • the memory in the embodiment of the present application can 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 linN DRAM, SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DR RAM) and so on. That is, memories in embodiments of the present application are intended to include, but are not limited to, these and any other suitable types of memories.
  • Figure 13 is a schematic block diagram of a communication system 1300 according to an embodiment of the present application.
  • the communication system 1300 includes a first device 1310 and a second device 1320.
  • the first device 1310 can be used to implement the corresponding functions implemented by the first device in the above method
  • the second device 1320 can be used to implement the corresponding functions implemented by the second device in the above method.
  • no further details will be given here.
  • the computer program product includes one or more computer instructions.
  • the computer may be a general purpose computer, a special purpose computer, a 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 transmitted over a wired connection from a website, computer, server, or data center (such as coaxial cable, optical fiber, Digital Subscriber Line (DSL)) or wireless (such as infrared, wireless, microwave, etc.) means to transmit to another website, computer, server or data center.
  • the computer-readable storage medium may be any available medium that can be accessed by a computer or a data storage device such as a server or data center integrated with one or more available media.
  • the available media may be magnetic media (eg, floppy disk, hard disk, tape), optical media (eg, DVD), or semiconductor media (eg, Solid State Disk (Solid State Disk, SSD)), etc.
  • the size of the sequence numbers of the above-mentioned processes does not mean the order of execution.
  • the execution order of each process should be determined by its functions and internal logic, and should not be used in the embodiments of the present application.
  • the implementation process constitutes any limitation.

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

Abstract

La présente demande concerne des procédés de création de rapport d'informations, des dispositifs, un support de stockage lisible par ordinateur, un produit programme d'ordinateur, et un programme informatique. Un procédé de création de rapport d'informations comprend les étapes suivantes : un premier dispositif reçoit des premières informations envoyées par un second dispositif; et le premier dispositif envoie un rapport de marge de puissance (PHR) d'une liaison latérale à un premier dispositif de réseau, le PHR de la liaison latérale étant obtenu sur la base des premières informations.
PCT/CN2022/090948 2022-05-05 2022-05-05 Procédés de création de rapport d'informations, et dispositifs WO2023212858A1 (fr)

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CN111148207A (zh) * 2018-11-02 2020-05-12 华为技术有限公司 一种功率余量报告的上报方法、获取方法及装置
CN111726856A (zh) * 2019-03-21 2020-09-29 华为技术有限公司 功率余量报告触发方法及设备
WO2021026715A1 (fr) * 2019-08-12 2021-02-18 Oppo广东移动通信有限公司 Procédé de transmission de données de liaison latérale, équipement terminal et dispositif de réseau
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CN111148207A (zh) * 2018-11-02 2020-05-12 华为技术有限公司 一种功率余量报告的上报方法、获取方法及装置
CN111726856A (zh) * 2019-03-21 2020-09-29 华为技术有限公司 功率余量报告触发方法及设备
WO2021026715A1 (fr) * 2019-08-12 2021-02-18 Oppo广东移动通信有限公司 Procédé de transmission de données de liaison latérale, équipement terminal et dispositif de réseau
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