WO2022011684A1 - Procédé de configuration de signal de référence d'affaiblissement de trajet, dispositif de terminal et dispositif de réseau - Google Patents

Procédé de configuration de signal de référence d'affaiblissement de trajet, dispositif de terminal et dispositif de réseau Download PDF

Info

Publication number
WO2022011684A1
WO2022011684A1 PCT/CN2020/102706 CN2020102706W WO2022011684A1 WO 2022011684 A1 WO2022011684 A1 WO 2022011684A1 CN 2020102706 W CN2020102706 W CN 2020102706W WO 2022011684 A1 WO2022011684 A1 WO 2022011684A1
Authority
WO
WIPO (PCT)
Prior art keywords
mac
field
identifier
prs
reference signal
Prior art date
Application number
PCT/CN2020/102706
Other languages
English (en)
Chinese (zh)
Inventor
尤心
Original Assignee
Oppo广东移动通信有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to PCT/CN2020/102706 priority Critical patent/WO2022011684A1/fr
Priority to CN202080101636.9A priority patent/CN115918008A/zh
Publication of WO2022011684A1 publication Critical patent/WO2022011684A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path

Definitions

  • the present application relates to the field of communications, and more particularly, to a configuration method, terminal device and network device for path loss reference information.
  • Sounding Reference Signal (SRS, Sounding Reference Signal) is one of the main reference signals used for positioning.
  • the network side can measure the time of arrival, signal strength, and inclination of arrival of the SRS to determine the location information of the UE.
  • the pathloss reference signal (pathloss reference RS) of the current SRS for positioning (SRS for positioning, or positioning SRS) is configured by Radio Resource Control (RRC, Radio Resource Control); if the network side needs to update the SRS used for positioning
  • RRC Radio Resource Control
  • the path loss reference signal needs to be notified to the UE through an RRC reconfiguration message, which increases the RRC signaling overhead and also has a relatively large delay.
  • An embodiment of the present application provides a method for configuring path loss reference information, the method is applied to a terminal device, and the method includes:
  • MAC medium access control
  • CE control element
  • the first MAC CE is used to configure the path loss reference signal of the SRS used for positioning for the terminal device.
  • the embodiment of the present application also provides another method for configuring path loss reference information.
  • the method is applied to a network device, and the method includes:
  • the first MAC CE is used to configure the path loss reference signal of the SRS used for positioning for the terminal device.
  • the embodiment of the present application also provides a terminal device, including:
  • a receiving module configured to receive a first MAC CE; wherein, the first MAC CE is used to configure a path loss reference signal of the SRS used for positioning for the terminal device.
  • the embodiment of the present application also provides a network device, including:
  • a sending module configured to send a first MAC CE; wherein, the first MAC CE is used to configure a path loss reference signal of the SRS used for positioning for the terminal device.
  • An embodiment of the present application further provides a terminal device, including: a processor and a memory, where the memory is used to store a computer program, and the processor is used to call and run the computer program stored in the memory, and execute a method such as path loss reference information.
  • a terminal device including: a processor and a memory, where the memory is used to store a computer program, and the processor is used to call and run the computer program stored in the memory, and execute a method such as path loss reference information. The method described in any one of the configuration methods.
  • An embodiment of the present application further provides a network device, including: a processor and a memory, where the memory is used to store a computer program, and the processor is used to call and run the computer program stored in the memory, and execute a method such as path loss reference information.
  • a network device including: a processor and a memory, where the memory is used to store a computer program, and the processor is used to call and run the computer program stored in the memory, and execute a method such as path loss reference information. The method described in any one of the configuration methods.
  • An embodiment of the present application further provides a chip, including: a processor for calling and running a computer program from a memory, so that a device installed with the chip executes any one of the methods for configuring path loss reference information method.
  • An embodiment of the present application further provides a chip, including: a processor for calling and running a computer program from a memory, so that a device installed with the chip executes any one of the methods for configuring path loss reference information method.
  • Embodiments of the present application further provide a computer-readable storage medium for storing a computer program, the computer program causing a computer to execute the method described in any one of the methods for configuring path loss reference information.
  • Embodiments of the present application further provide a computer-readable storage medium for storing a computer program, the computer program causing a computer to execute the method described in any one of the methods for configuring path loss reference information.
  • Embodiments of the present application further provide a computer program product, including computer program instructions, the computer program instructions causing a computer to execute the method described in any one of the methods for configuring path loss reference information.
  • Embodiments of the present application further provide a computer program product, including computer program instructions, the computer program instructions causing a computer to execute the method described in any one of the methods for configuring path loss reference information.
  • Embodiments of the present application further provide a computer program, the computer program causing a computer to execute the method described in any one of the methods for configuring path loss reference information.
  • Embodiments of the present application further provide a computer program, the computer program causing a computer to execute the method described in any one of the methods for configuring path loss reference information.
  • the embodiment of the present application utilizes the MAC CE to configure the path loss reference signal of the SRS used for positioning, and implements the update of the path loss reference signal of the SRS used for positioning, which can save RRC signaling overhead and reduce delay.
  • FIG. 1 is a schematic diagram of an application scenario of an embodiment of the present application.
  • FIG. 2 is an implementation flowchart of a method 200 for configuring path loss reference information according to an embodiment of the present application.
  • FIG. 3 is a schematic structural diagram of the first MAC CE of Embodiment 1 of the present application.
  • FIG. 4 is a schematic structural diagram of the existing SRS Pathloss Reference RS Update MAC CE.
  • FIG. 5 is a schematic structural diagram of the first MAC CE of Embodiment 3 of the present application.
  • FIG. 6 is a schematic structural diagram of a path loss reference signal information (Pathloss reference RS info) part in the first MAC CE of Embodiment 3 of the present application.
  • Pathloss reference RS info path loss reference signal information
  • FIG. 7 is an implementation flowchart of a method 700 for configuring path loss reference information according to an embodiment of the present application.
  • FIG. 8 is a schematic structural diagram of a terminal device 800 according to an embodiment of the present application.
  • FIG. 9 is a schematic structural diagram of a network device 800 according to an embodiment of the present application.
  • FIG. 10 is a schematic structural diagram of a communication device 1000 according to an embodiment of the present application.
  • FIG. 11 is a schematic structural diagram of a chip 1100 according to an embodiment of the present application.
  • GSM Global System of Mobile communication
  • CDMA Code Division Multiple Access
  • CDMA Wideband Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • LTE-A Advanced Long Term Evolution
  • NR New Radio
  • LTE LTE-based access to unlicensed spectrum
  • LTE-U Universal Mobile Telecommunication System
  • UMTS Universal Mobile Telecommunication System
  • WLAN Wireless Local Area Networks
  • WiFi Wireless Fidelity
  • the communication system in this embodiment of the present application may be applied to a carrier aggregation (Carrier Aggregation, CA) scenario, a dual connectivity (Dual Connectivity, DC) scenario, or a standalone (Standalone, SA) distribution. web scene.
  • Carrier Aggregation, CA Carrier Aggregation, CA
  • DC Dual Connectivity
  • SA standalone
  • This embodiment of the present application does not limit the applied spectrum.
  • the embodiments of the present application may be applied to licensed spectrum, and may also be applied to unlicensed spectrum.
  • terminal equipment may also be referred to as user equipment (User Equipment, UE), access terminal, subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device, etc.
  • UE User Equipment
  • access terminal subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device, etc.
  • the terminal device can be a station (STAION, ST) in the WLAN, and can be a cellular phone, a cordless phone, a Session Initiation Protocol (Session Initiation Protocol, SIP) phone, a Wireless Local Loop (WLL) station, a personal digital processing (Personal Digital Assistant, PDA) devices, handheld devices with wireless communication capabilities, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, and next-generation communication systems, such as terminal devices in NR networks or Terminal equipment in the future evolved Public Land Mobile Network (Public Land Mobile Network, PLMN) network, etc.
  • STAION, ST Session Initiation Protocol
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • the terminal device may also be a wearable device.
  • Wearable devices can also be called wearable smart devices, which are the general term for the intelligent design of daily wear and the development of wearable devices using wearable technology, such as glasses, gloves, watches, clothing and shoes.
  • a wearable device is a portable device that is worn directly on the body or integrated into the user's clothing or accessories. Wearable device is not only a hardware device, but also realizes powerful functions through software support, data interaction, and cloud interaction.
  • wearable smart devices include full-featured, large-scale, complete or partial functions without relying on smart phones, such as smart watches or smart glasses, and only focus on a certain type of application function, which needs to cooperate with other devices such as smart phones.
  • a network device can be a device used to communicate with a mobile device.
  • the network device can be an access point (Access Point, AP) in WLAN, a base station (Base Transceiver Station, BTS) in GSM or CDMA, or a WCDMA
  • a base station NodeB, NB
  • it can also be an evolved base station (Evolutional Node B, eNB or eNodeB) in LTE, or a relay station or access point, or a vehicle-mounted device, wearable device, and network equipment (gNB) in NR networks Or network equipment in the PLMN network that evolves in the future.
  • AP Access Point
  • BTS Base Transceiver Station
  • gNB network equipment
  • a network device provides services for a cell
  • a terminal device communicates with the network device through transmission resources (for example, frequency domain resources, or spectrum resources) used by the cell
  • the cell may be a network device (for example, a frequency domain resource).
  • 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), where the small cell can include: Metro cell, Micro cell, Pico cell cell), Femto cell, etc.
  • These small cells have the characteristics of small coverage and low transmit power, and are suitable for providing high-speed data transmission services.
  • FIG. 1 exemplarily shows one network device 110 and two terminal devices 120.
  • the wireless communication system 100 may include a plurality of network devices 110, and the coverage of each network device 110 may include other numbers
  • the terminal device 120 is not limited in this embodiment of the present application.
  • the embodiments of the present application may be applied to one terminal device 120 and one network device 110 , and may also be applied to one terminal device 120 and another terminal device 120 .
  • the wireless communication system 100 may further include other network entities such as a mobility management entity (Mobility Management Entity, MME), an access and mobility management function (Access and Mobility Management Function, AMF). This is not limited.
  • MME Mobility Management Entity
  • AMF Access and Mobility Management Function
  • RRC is used to configure the path loss reference signal of the SRS for positioning, as follows:
  • the network side When the path loss reference signal of the SRS used for positioning needs to be updated, the network side notifies the UE through an RRC reconfiguration message, which increases the RRC signaling overhead and increases the delay.
  • a method of updating the path loss reference signal of a common SRS based on a medium access control (MAC, Medium Access Control) control unit (CE, Control Element) is introduced, wherein the aforementioned common SRS may refer to other SRSs different from those used for positioning SRS.
  • the MAC CE is the SRS Pathloss Reference Signal Update MAC CE (SRS Pathloss Reference RS Update MAC CE).
  • the existing SRS Pathloss Reference RS Update MAC CE cannot be directly applied to update the path loss reference signal of the SRS used for positioning.
  • the embodiment of the present application proposes a new MAC CE, which is used to configure the path loss reference signal of the SRS used for positioning.
  • the embodiments of the present application extend the existing SRS Pathloss Reference RS Update MAC CE, or extend the existing MAC CE for other purposes, to configure the SRS path loss reference signal used for positioning.
  • the aforementioned configuration may refer to the initial configuration of the path loss reference signal by the network device for the terminal device, or may refer to the network device updating the path loss reference signal for the terminal device after the initial configuration.
  • FIG. 2 is an implementation flowchart of a method 200 for configuring path loss reference information according to an embodiment of the present application.
  • the method can optionally be applied to the method shown in FIG. 1 .
  • the system shown in FIG. 1 is, for example, applied to the terminal equipment in the system shown in FIG. 1 , but is not limited thereto.
  • the method includes at least some of the following.
  • S210 Receive a first medium access control (MAC) control element (CE).
  • MAC medium access control
  • the first MAC CE is used to configure the path loss reference signal of the SRS used for positioning for the terminal device.
  • the first MAC CE is used to update the path loss reference signal of the SRS used for positioning for the terminal equipment; or, the first MAC CE can also be used to initially configure the path loss of the SRS used for positioning for the terminal equipment. reference signal.
  • the UE can obtain the path loss reference signal of the SRS configured for it by the network side for positioning.
  • the above-mentioned first MAC CE is used to configure the path loss reference signal used by the SRS resource set (SRS resource set) of the SRS used for positioning for the terminal equipment;
  • the path loss reference signal indicated by the first MAC CE includes at least one of the following:
  • SSB Serving Cell Synchronization Signal Block
  • Downlink Downlink
  • Positioning Reference Signal PRS, Positioning Reference Signal
  • CSI Channel State Information
  • RS Reference Signal
  • the above-mentioned first MAC CE indicates at least one of the following:
  • the identity of the serving cell SSB The identity of the serving cell SSB
  • the identifier of the CSI-RS is the identifier of the CSI-RS.
  • the serving cell SSB, the neighboring cell SSB, and the DL PRS are the types of the existing SRS path loss reference signals used for positioning, and a new path loss reference signal of the SRS used for positioning can be extended in this embodiment of the present application type of CSI-RS.
  • the first MAC CE When the path loss reference signals configured by the first MAC CE are of the above-mentioned different types, the first MAC CE correspondingly indicates the identification information of the above-mentioned different types of path loss reference signals; optionally, the first MAC CE may also include path loss Other relevant information about the reference signal.
  • the first MAC CE when the path loss reference signal configured by the first MAC CE includes the serving cell SSB, the first MAC CE indicates the identity of the serving cell SSB, such as the index of the serving cell SSB.
  • the indication may refer to that the first MAC CE includes the identification of the SSB of the serving cell, or it may refer to the first MAC CE that includes other information that can indirectly indicate the identification of the SSB of the serving cell.
  • the word "indicate" has the same meaning as here.
  • the first MAC CE may also indicate cell information corresponding to the serving cell SSB, such as a physical cell identifier (PCI, Physical Cell ID).
  • PCI physical cell identifier
  • the first MAC CE indicates the identity of the SSB of the neighboring cell and the cell information corresponding to the SSB of the neighboring cell.
  • the identifier of the SSB of the neighboring cell may specifically be the index of the SSB of the serving cell, and the cell information corresponding to the SSB of the neighboring cell may specifically be the PCI.
  • the first MAC CE indicates an identifier of the DL PRS, such as an index of the DL PRS. Further, the first MAC CE may also indicate configuration information to which the DL PRS belongs.
  • the configuration information to which the DL PRS belongs includes the resource set identifier of the DL PRS and/or the resource identifier of the DL PRS, such as including the index of the resource set of the DL PRS and/or the index of the resource of the DL PRS.
  • the first MAC CE indicates the identifier of the CSI-RS.
  • the length of the identifier of the path loss reference signal in the first MAC CE is set to 8 bits (bit).
  • the first MAC CE may include first indication information for indicating the type of the path loss reference signal updated this time.
  • the length of the first indication information may be 1 bit (bit), and two of the 1-bit first indication information Different values respectively indicate that the type of the path loss reference signal is SSB or DL PRS. Further, the length of the first indication information may be 2 bits, and in the case that the type of the indication path loss reference signal is SSB, the serving cell SSB and the neighboring cell SSB are further distinguished.
  • the first MAC CE can also indicate which bandwidth part (BWP, BandWidth Part) of which serving cell the updated path loss reference signal is applied to, and which path loss reference signal of which SRS resource set is updated; accordingly, the The first MAC CE may indicate at least one of the following to indicate the above information:
  • the identifier of the SRS resource set is the identifier of the SRS resource set.
  • the above-mentioned first MAC CE may be a newly defined MAC CE for the SRS used for positioning, or an extended existing SRS Pathloss Reference RS Update MAC CE.
  • the embodiment of the present application may also extend an existing MAC CE, which is used to activate or deactivate the SRS used for positioning, and indicates the spatial relationship corresponding to the SRS resource, such as SP Positioning SRS Activation/Deactivation MAC CE ); this MAC CE may be referred to as the second MAC CE.
  • the first MAC CE is a new MAC CE introduced for the SRS used for positioning, and is used to configure the path loss reference signal of the SRS used for positioning.
  • the first MAC CE indicates the path loss reference signal to be used by the SRS resource set; and/or the path loss reference signal to be used by the SRS resource.
  • the first MAC CE includes the following fields:
  • This field is used to indicate the identity of the serving cell. Among them, the activated SRS resource set is included. The length of this field can be set to 5 bits.
  • BWP ID (BWP ID) field This field indicates the upstream (UL) bandwidth part (BWP) as a code point for the DCI bandwidth part indicator field specified in TS38.212 [9]. Among them, the activated SRS resource set is included. The length of this field can be set to 2 bits.
  • SRS Resource Set ID (SRS Resource Set ID) field: This field indicates the ID of the SRS resource set, which may be the SRS-PosResourceSetId specified in TS 38.331 [5]. The length of this field can be set to 4 bits.
  • Pathloss Reference RS ID field This field indicates the ID of the Path Loss Reference Signal, which may be srs-PathlossReferenceRS-pos-Id specified in TS 38.331 [5].
  • the length of this field can be set to 8 bits.
  • the path loss reference signal indicated by the first MAC CE may include the following:
  • the above-mentioned Pathloss Reference RS ID field may specifically indicate the identity of the SSB of the serving cell, the identity of the SSB of the neighboring cell, the identity of the DL PRS, and the identity of the CSI-RS.
  • the first MAC CE can also indicate cell information corresponding to the serving cell, such as PCI.
  • the first MAC CE When the path loss reference signal indicated by the first MAC CE is the adjacent cell SSB, the first MAC CE also indicates the cell information corresponding to the adjacent cell, such as PCI.
  • the first MAC CE may include a PCI field, which is used to indicate the cell information corresponding to the serving cell SSB or the neighboring cell SSB;
  • the identifier may be the PhysCellId specified in TS 38.331 [5] and/or TS 37.355 [23].
  • the length of this field can be set to 10 bits.
  • the first MAC CE may or may not include the PCI field; if the PCI field is not included, the first MAC CE does not include the PCI field in FIG. 3 .
  • the first MAC CE includes a PCI field for indicating the PCI corresponding to the adjacent cell.
  • the first MAC CE may also indicate configuration information to which the DL PRS belongs, such as a resource set identifier (DL-PRS Resource Set ID) and/or The resource identifier of the DL PRS (DL-PRS Resource ID).
  • DL-PRS Resource Set ID resource set identifier
  • DL-PRS Resource ID The resource identifier of the DL PRS
  • the first MAC CE may include a DL PRS resource set identifier (DL-PRS Resource Set ID) field, which is used to indicate the DL PRS resource set identifier; optionally, this field includes DL-PRS resources The index of the set, which may be nr-DL-PRS-ResourceSetId as specified in 37.355 [23].
  • the first MAC CE may also include a DL PRS resource identifier (DL-PRS Resource ID) field for indicating the DL PRS resource set identifier; optionally, this field includes an index of the DL-PRS resource, and the index may be nr-DL-PRS-Resource-Id as specified in 37.355 [23].
  • the first MAC CE may include an indication information (F) field, and the indication information may be the above-mentioned first indication information, which is used to indicate the type of the path loss reference signal.
  • the length of the F field shown in FIG. 3 is 1 bit, and two different values of this 1 bit can be used to indicate that the path loss reference signal is SSB or DL PRS, respectively. If the length of the F field is 2 bits, it can further distinguish whether the SSB is the serving cell SSB or the neighboring cell SSB.
  • the value "00" or “01” indicates that the type of the path loss reference signal is DL PRS
  • the value "10” indicates that the type of the path loss reference signal is the serving cell SSB
  • the value "11” ” indicates that the type of path loss reference signal is neighbor cell SSB.
  • the R field in FIG. 3 is a reserved field. In this embodiment of the present application, any N reserved fields (N is a positive integer) may be used as the F field to indicate the type of the path loss reference signal.
  • the Serving Cell ID (Serving Cell ID) field and the BWP ID field may be set in the first byte in the first MAC CE; the first indication information (F) field and the SRS
  • the resource set identification (SRS Resource Set ID) field can be set in the second byte in the first MAC CE; the path loss reference signal identification (Pathloss Reference RS ID) field can be set in the third word in the first MAC CE Festival. Subsequent fields in the first MAC CE may be optional fields.
  • This embodiment extends the existing SRS Pathloss Reference RS Update MAC CE, and adds a path loss reference signal indicating the SRS used for positioning in the MAC CE.
  • FIG. 4 is a schematic structural diagram of the existing SRS Pathloss Reference RS Update MAC CE.
  • the existing SRS Pathloss Reference RS Update MAC CE is used to update the path loss reference signal of the common SRS, where the common SRS may refer to other SRSs except the SRS used for positioning.
  • the existing SRS Pathloss Reference RS Update MAC CE has a length of 3 bytes, including the Serving Cell ID field, the BWP ID (BWP ID) field, and the SRS Resource Set ID (SRS Resource Set). ID) field and Pathloss Reference RS ID field.
  • the length of the Pathloss Reference RS ID field is 6 bits.
  • the existing SRS Pathloss Reference RS Update MAC CE is extended to the first MAC CE for updating the path loss reference signal of the positioning SRS.
  • the length of the Pathloss Reference RS ID field in the MAC CE shown in FIG. 4 may be extended to 8 bits.
  • the Pathloss Reference RS ID field in the existing SRS Pathloss Reference RS Update MAC CE is extended to the entire byte where it is located.
  • the first MAC CE indicates the path loss reference signal to be used by the SRS resource set; and/or, the path loss reference signal to be used by the SRS resource.
  • the path loss reference signal indicated by the first MAC CE in this embodiment may include the following:
  • the above-mentioned Pathloss Reference RS ID field may specifically indicate the identity of the SSB of the serving cell, the identity of the SSB of the neighboring cell, the identity of the DL PRS, and the identity of the CSI-RS.
  • the first MAC CE may also indicate cell information corresponding to the serving cell, such as PCI.
  • the first MAC CE When the path loss reference signal configured by the first MAC CE is the adjacent cell SSB, the first MAC CE also indicates the cell information corresponding to the adjacent cell, such as PCI.
  • the first MAC CE may also indicate the configuration information to which the DL PRS belongs, such as a resource set identifier (DL-PRS Resource Set ID) and/or The resource identifier of the DL PRS (DL-PRS Resource ID).
  • DL-PRS Resource Set ID a resource set identifier
  • DL-PRS Resource ID The resource identifier of the DL PRS
  • this embodiment can extend the resource set identifier (DL-PRS Resource Set ID) field of DL PRS, the resource identifier (DL-PRS Resource ID) field and PCI field of DL PRS, and the content of each field can be the same as that of Embodiment 1.
  • the contents of the corresponding fields are the same and will not be repeated here.
  • any N (N is a positive integer) reserved (R) field in the MAC CE may be used as the first indication information (F) field to indicate the type of the path loss reference signal.
  • the indication information is the above-mentioned first indication information.
  • the specific indication manner of the indication information field may be the same as the content of Embodiment 1, which will not be repeated here.
  • the serving cell identification (Serving Cell ID) field and the BWP identification field may be set in the first byte in the first MAC CE; the first indication information (F) field and the SRS resource set identification (SRS Resource The Set ID) field can be set in the second byte in the first MAC CE; the path loss reference signal identification (Pathloss Reference RS ID) field can be set in the third byte in the first MAC CE. Subsequent fields in the first MAC CE may be optional fields.
  • This embodiment extends the existing SP Positioning SRS Activation/Deactivation MAC CE, so that the MAC CE can also update the function of activating/deactivating the SRS used for positioning and indicating the spatial relationship corresponding to the SRS resources Pathloss reference signal for SRS.
  • the first MAC CE indicates the path loss reference signal to be used by the SRS resource set; and/or the path loss reference signal to be used by the SRS resource.
  • the path loss reference signal information (Pathloss reference RS info) is an extension of this embodiment, and can be used to indicate the path loss reference signal.
  • the part before the Pathloss reference RS info is the content contained in the existing SP Positioning SRS Activation/Deactivation MAC CE, which is used to activate/deactivate the SRS used for positioning and indicate the spatial relationship corresponding to the SRS resource. Specifically include:
  • Activation/Deactivation (A/D) field This field is used to indicate activation or deactivation of the indicated SP Positioning SRS resource set. The length of this field is 1 bit. When the value is 1, it means activation, and when the value is 0, it means deactivation.
  • the Cell ID (Positioning SRS Resource Set'Cell ID) field of the resource set of the Positioning SRS This field is used to indicate the serving cell, which contains the activated/deactivated Positioning SRS resource set. If the C field is set to 0, this field is also used to indicate the identity of the serving cell that contains all resources indicated by the Spatial Relation for Resource IDi field. The length of this field is 5 bits.
  • This field indicates the uplink (UL) bandwidth part (BWP) as the DCI bandwidth part indicator field (DCI bandwidth part) specified in TS38.212 [9] indicator field) code points. Among them, the active/inactive SP Positioning SRS resource set is included. If the C field is set to 0, this field is also used to indicate the identity of the BWP containing all resources indicated by the Spatial Relation for Resource IDi field. The length of this field is 2 bits.
  • This field is used to indicate whether the byte contains the Resource Serving Cell ID field, and whether the Resource BWP ID field in the Spatial Relation for Resource IDi field exists.
  • the value of the A/D field is 1, if the value of the C field is 1, the byte contains the Resource Serving Cell ID field and the Resource BWP ID field in the Spatial Relation for Resource IDi field exists; if the value of the C field is If it is 0, it does not exist.
  • the value of the A/D field is 0, the value of the C field is always 1, indicating that the above fields are not included.
  • SUL field This field is used to indicate whether the MAC CE supports a normal uplink (NUL, normal uplink) carrier configuration or a supplementary uplink (SUL, supplementary uplink) carrier configuration. When the value of this field is 1, it indicates that the SUL carrier configuration is supported; when the value of this field is 0, it indicates that the NUL carrier configuration is supported.
  • Positoining SRS Resource Set ID (Positoining SRS Resource Set ID) field: This field indicates the active/inactive SP Positioning SRS Resource Set, which can be the SRS-PosResourceSetId specified in TS 38.331[5]. The length of this field is 4 bits.
  • Spatial Relation for Resource Idi field This field exists only when the MAC CE is used for activation (for example, A/field D has a value of 1).
  • M is the number of Positioning SRS resources in the SP Positioning SRS resource set indicated by the Positioning SRS Resource Set ID field.
  • Resource Idi has 4 types of spatial relationships, which can be indicated by the F field (F0 and F1).
  • S field This field is used to indicate whether the Spatial Relation for Resource Idi field exists. If the value of the S field is 1, the Spatial Relation for Resource Idi field exists, otherwise, the Spatial Relation for Resource Idi field does not exist.
  • the existing SP Positioning SRS Activation/Deactivation MAC CE is extended to the first MAC CE, which includes the above-mentioned fields.
  • the first MAC CE includes at least one of the following:
  • the second information indication field is used to indicate the second indication information for activating or deactivating the resource set of the SRS used for positioning; such as the above A/D field.
  • the spatial relationship field is used to indicate the spatial relationship information corresponding to the resources in the resource set of the SRS used for positioning; such as the above-mentioned Positoining SRS Resource Set ID field.
  • the third indication information field is used to indicate whether the spatial relationship information is included; such as the above S field.
  • the fourth indication information field is used to indicate whether there is a byte containing the resource serving cell identifier and the resource BWP identifier in the spatial relationship information; such as the above C field.
  • the fourth indication information field is used to indicate whether the first MAC CE is applied to the normal uplink NUL carrier configuration or the supplementary uplink SUL carrier configuration; such as the above SUL field.
  • This embodiment extends the above-mentioned SP Positioning SRS Activation/Deactivation MAC CE, and can add a path loss reference signal information (Pathloss reference RS info) part after the original field to generate the first MAC CE.
  • the first MAC CE is used to indicate the path loss reference signal of the positioning SRS, and the path loss reference signal may include the following:
  • the first MAC CE indicates at least one of the following:
  • the identity of the serving cell SSB The identity of the serving cell SSB
  • the identifier of the CSI-RS is the identifier of the CSI-RS.
  • FIG. 6 is a schematic structural diagram of a path loss reference signal information (Pathloss reference RS info) part in the first MAC CE of Embodiment 3 of the present application. As shown in Figure 6, this section includes:
  • Pathloss Reference RS ID Path loss reference signal identification
  • DL-PRS Resource Set ID DL PRS resource set identification
  • DL-PRS Resource ID DL PRS resource identification
  • PCI PCI field.
  • the Pathloss Reference RS ID field is a field that must be included and is used to indicate the identifier of the path loss reference signal.
  • the last three fields are optional. The contents of the foregoing fields are the same as those of the corresponding fields in Embodiment 1, and are not repeated here.
  • the fields in the path loss reference signal information (Pathloss reference RS info) part that is, the path loss reference signal identification (Pathloss Reference RS ID) field, the DL PRS The resource set identification (DL-PRS Resource Set ID) field, the DL PRS resource identification (DL-PRS Resource ID) field and the PCI field are all set after the original field of the SP Positioning SRS Activation/Deactivation MAC CE.
  • some fields in the aforementioned path loss reference signal information (Pathloss reference RS info) part may also be set before the original fields of the SP Positioning SRS Activation/Deactivation MAC CE.
  • the order of each field in a MAC CE is not limited.
  • any N (N is a positive integer) reserved fields in the MAC CE may be used as the indication information (F) field to indicate the type of the path loss reference signal.
  • the indication information is the above-mentioned first indication information.
  • the specific indication manner of the indication information field may be the same as the content of Embodiment 1, which will not be repeated here.
  • the path loss reference information configuration method proposed in the embodiment of the present application can realize the configuration of the path loss reference signal of the SRS used for positioning by using the MAC CE, save the RRC signaling overhead, and reduce the delay.
  • FIG. 7 is a flowchart of an implementation of a method 700 for configuring path loss reference information according to an embodiment of the present application, including:
  • S710 Send a first MAC CE; wherein, the first MAC CE is used to configure a path loss reference signal of the SRS used for positioning for the terminal device.
  • the method can be applied to a network device.
  • the network device sends the first MAC CE to the terminal device, which can be used to update the SRS path loss reference signal used for positioning for the terminal device, and can also be used to initially configure the terminal device for positioning.
  • Pathloss reference signal for SRS can be used to update the SRS path loss reference signal used for positioning for the terminal device.
  • the first MAC CE is used to configure the path loss reference signal of the SRS used for positioning for the terminal device, specifically:
  • the first MAC CE is used to configure the path loss reference signal used by the SRS resource set of the SRS used for positioning for the terminal device; or,
  • the first MAC CE is used to configure the path loss reference signal used by the SRS resource of the SRS used for positioning for the terminal device.
  • the path loss reference signal includes at least one of the following:
  • serving cell synchronization signal block SSB serving cell synchronization signal block
  • the first MAC CE indicates at least one of the following:
  • the identity of the serving cell SSB The identity of the serving cell SSB
  • the identifier of the CSI-RS is the identifier of the CSI-RS.
  • the first MAC CE when the first MAC CE indicates the identity of the serving cell SSB, the first MAC CE also indicates cell information corresponding to the serving cell SSB.
  • the cell information includes a physical cell identifier PCI.
  • the first MAC CE when the first MAC CE indicates the identifier of the DL PRS, the first MAC CE also indicates the configuration information to which the DL PRS belongs; wherein the configuration information to which the DL PRS belongs includes: the resource set identifier of the DL PRS and/or the configuration information to which the DL PRS belongs. or the resource identifier of the DL PRS.
  • the first MAC CE indicates at least one of the following:
  • the identifier of the SRS resource set is the identifier of the SRS resource set.
  • the first MAC CE includes at least one of the following:
  • the serving cell identification field is used to indicate the identification of the serving cell
  • the BWP identification field is used to indicate the identification of the UL BWP
  • a first indication information field used to indicate the type of the path loss reference signal
  • SRS resource set identification field used to indicate the identification of the SRS resource set
  • the path loss reference signal identifier field is used to indicate the identifier of the SSB of the serving cell, the identifier of the SSB of the neighboring cell, the identifier of the DL PRS or the identifier of the CSI-RS.
  • the length of the path loss reference signal identification field is 8 bits.
  • the first MAC CE also includes at least one of the following:
  • the DL PRS resource set identifier field is used to indicate the resource set identifier of the DL PRS
  • the DL PRS resource identifier field is used to indicate the resource identifier of the DL PRS
  • the PCI field is used to indicate cell information corresponding to the serving cell SSB or the neighboring cell SSB.
  • the serving cell identification field and the BWP identification field are set to the first byte in the first MAC CE;
  • the first indication information field and the SRS resource set identification field are set to the second byte in the first MAC CE;
  • the path loss reference signal identification field is set in the third byte in the first MAC CE.
  • the first MAC CE further includes:
  • a field in the second MAC CE; the second MAC CE is used to activate or deactivate the SRS for positioning, and indicates the spatial relationship corresponding to the SRS resources.
  • At least one of the path loss reference signal identification field, the DL PRS resource set identification field, the DL PRS resource identification field, and the PCI field is set in the second MAC CE. After the position of the field in .
  • the field in the second MAC CE includes at least one of the following:
  • the second indication information field is used to indicate the activation or deactivation of the resource set of the SRS used for positioning
  • Spatial relationship field used to indicate the spatial relationship information corresponding to the resources in the resource set of the SRS used for positioning
  • a third indication information field used to indicate whether the spatial relationship information is included
  • the fourth indication information field is used to indicate whether there are bytes containing the resource serving cell identifier and the resource BWP identifier in the spatial relationship information;
  • the fifth indication information field is used to indicate whether the first MAC CE is applied to the normal uplink NUL carrier configuration or the supplementary uplink SUL carrier configuration.
  • FIG. 8 is a schematic structural diagram of a terminal device 800 according to an embodiment of the present application, including:
  • the receiving module 810 is configured to receive a first MAC CE; wherein, the first MAC CE is used to configure a path loss reference signal of the SRS used for positioning for the terminal device.
  • the first MAC CE is used to configure the path loss reference signal of the SRS used for positioning for the terminal device, specifically:
  • the first MAC CE is used to configure the path loss reference signal used by the SRS resource set of the SRS used for positioning for the terminal device; or,
  • the first MAC CE is used to configure the path loss reference signal used by the SRS resource of the SRS used for positioning for the terminal device.
  • the path loss reference signal includes at least one of the following:
  • serving cell synchronization signal block SSB serving cell synchronization signal block
  • the first MAC CE indicates at least one of the following:
  • the identity of the serving cell SSB The identity of the serving cell SSB
  • the identifier of the CSI-RS is the identifier of the CSI-RS.
  • the first MAC CE when the first MAC CE indicates the identity of the serving cell SSB, the first MAC CE also indicates cell information corresponding to the serving cell SSB.
  • the cell information includes a physical cell identifier PCI.
  • the first MAC CE when the first MAC CE indicates the identifier of the DL PRS, the first MAC CE also indicates the configuration information to which the DL PRS belongs; wherein the configuration information to which the DL PRS belongs includes: the resource set identifier of the DL PRS and/or the configuration information to which the DL PRS belongs. or the resource identifier of the DL PRS.
  • the first MAC CE indicates at least one of the following:
  • the identifier of the SRS resource set is the identifier of the SRS resource set.
  • the first MAC CE includes at least one of the following:
  • the serving cell identification field is used to indicate the identification of the serving cell
  • the BWP identification field is used to indicate the identification of the UL BWP
  • a first indication information field used to indicate the type of the path loss reference signal
  • SRS resource set identification field used to indicate the identification of the SRS resource set
  • the path loss reference signal identification field is used to indicate the identification of the SSB of the serving cell, the identification of the SSB of the neighboring cell, the identification of the DL PRS or the identification of the CSI-RS.
  • the length of the path loss reference signal identification field is 8 bits.
  • the first MAC CE also includes at least one of the following:
  • the DL PRS resource set identifier field is used to indicate the resource set identifier of the DL PRS
  • the DL PRS resource identifier field is used to indicate the resource identifier of the DL PRS
  • the PCI field is used to indicate cell information corresponding to the serving cell SSB or the neighboring cell SSB.
  • the serving cell identification field and the BWP identification field are set to the first byte in the first MAC CE;
  • the first indication information field and the SRS resource set identification field are set to the second byte in the first MAC CE;
  • the path loss reference signal identification field is set in the third byte in the first MAC CE.
  • the first MAC CE further includes:
  • a field in the second MAC CE; the second MAC CE is used to activate or deactivate the SRS used for positioning, and indicates the spatial relationship corresponding to the SRS resources.
  • At least one of the path loss reference signal identification field, the DL PRS resource set identification field, the DL PRS resource identification field, and the PCI field is set in the second MAC CE. After the position of the field in .
  • the field in the second MAC CE includes at least one of the following:
  • the second indication information field is used to indicate the activation or deactivation of the resource set of the SRS used for positioning
  • Spatial relationship field used to indicate the spatial relationship information corresponding to the resources in the resource set of the SRS used for positioning
  • a third indication information field used to indicate whether the spatial relationship information is included
  • the fourth indication information field is used to indicate whether there are bytes containing the resource serving cell identifier and the resource BWP identifier in the spatial relationship information;
  • the fifth indication information field is used to indicate whether the first MAC CE is applied to the normal uplink NUL carrier configuration or the supplementary uplink SUL carrier configuration.
  • FIG. 9 is a schematic structural diagram of a network device 900 according to an embodiment of the present application, including:
  • the sending module 910 is configured to send a first MAC CE; wherein, the first MAC CE is used to configure a path loss reference signal of the SRS used for positioning for the terminal device.
  • the first MAC CE is used to configure the path loss reference signal of the SRS used for positioning for the terminal device, specifically:
  • the first MAC CE is used to configure the path loss reference signal used by the SRS resource set of the SRS used for positioning for the terminal device; or,
  • the first MAC CE is used to configure the path loss reference signal used by the SRS resource of the SRS used for positioning for the terminal device.
  • the path loss reference signal includes at least one of the following:
  • serving cell synchronization signal block SSB serving cell synchronization signal block
  • the first MAC CE indicates at least one of the following:
  • the identity of the serving cell SSB The identity of the serving cell SSB
  • the identifier of the CSI-RS is the identifier of the CSI-RS.
  • the first MAC CE when the first MAC CE indicates the identity of the serving cell SSB, the first MAC CE also indicates cell information corresponding to the serving cell SSB.
  • the cell information includes a physical cell identifier PCI.
  • the first MAC CE when the first MAC CE indicates the identifier of the DL PRS, the first MAC CE also indicates the configuration information to which the DL PRS belongs; wherein the configuration information to which the DL PRS belongs includes: the resource set identifier of the DL PRS and/or or the resource identifier of the DL PRS.
  • the first MAC CE indicates at least one of the following:
  • the identifier of the SRS resource set is the identifier of the SRS resource set.
  • the first MAC CE includes at least one of the following:
  • the serving cell identification field is used to indicate the identification of the serving cell
  • the BWP identification field is used to indicate the identification of the UL BWP
  • a first indication information field used to indicate the type of the path loss reference signal
  • SRS resource set identification field used to indicate the identification of the SRS resource set
  • the path loss reference signal identifier field is used to indicate the identifier of the SSB of the serving cell, the identifier of the SSB of the neighboring cell, the identifier of the DL PRS or the identifier of the CSI-RS.
  • the length of the path loss reference signal identification field is 8 bits.
  • the first MAC CE also includes at least one of the following:
  • the DL PRS resource set identifier field is used to indicate the resource set identifier of the DL PRS
  • the DL PRS resource identifier field is used to indicate the resource identifier of the DL PRS
  • the PCI field is used to indicate cell information corresponding to the serving cell SSB or the neighboring cell SSB.
  • the serving cell identification field and the BWP identification field are set to the first byte in the first MAC CE;
  • the first indication information field and the SRS resource set identification field are set to the second byte in the first MAC CE;
  • the path loss reference signal identification field is set in the third byte in the first MAC CE.
  • the first MAC CE further includes:
  • a field in the second MAC CE; the second MAC CE is used to activate or deactivate the SRS for positioning, and indicates the spatial relationship corresponding to the SRS resources.
  • At least one of the path loss reference signal identification field, the DL PRS resource set identification field, the DL PRS resource identification field, and the PCI field is set in the second MAC CE. After the position of the field in .
  • the field in the second MAC CE includes at least one of the following:
  • the second indication information field is used to indicate the activation or deactivation of the resource set of the SRS used for positioning
  • Spatial relationship field used to indicate the spatial relationship information corresponding to the resources in the resource set of the SRS used for positioning
  • a third indication information field used to indicate whether the spatial relationship information is included
  • the fourth indication information field is used to indicate whether there are bytes containing the resource serving cell identifier and the resource BWP identifier in the spatial relationship information;
  • the fifth indication information field is used to indicate whether the first MAC CE is applied to the normal uplink NUL carrier configuration or the supplementary uplink SUL carrier configuration.
  • FIG. 10 is a schematic structural diagram of a communication device 1000 according to an embodiment of the present application.
  • the communication device 1000 shown in FIG. 10 includes a processor 1010, and the processor 1010 can call and run a computer program from a memory to implement the method in the embodiments of the present application.
  • the communication device 1000 may further include a memory 1020 .
  • the processor 1010 may call and run a computer program from the memory 1020 to implement the methods in the embodiments of the present application.
  • the memory 1020 may be a separate device independent of the processor 1010, or may be integrated in the processor 1010.
  • the communication device 1000 may further include a transceiver 1030, and the processor 1010 may control the transceiver 1030 to communicate with other devices, specifically, may send information or data to other devices, or receive other devices Information or data sent by a device.
  • the processor 1010 may control the transceiver 1030 to communicate with other devices, specifically, may send information or data to other devices, or receive other devices Information or data sent by a device.
  • the transceiver 1030 may include a transmitter and a receiver.
  • the transceiver 1030 may further include antennas, and the number of the antennas may be one or more.
  • the communication device 1000 may be a terminal device of an embodiment of the present application, and the communication device 1000 may implement the corresponding process implemented by the terminal device in the configuration method of each path loss reference information of the embodiment of the present application. For brevity, It is not repeated here.
  • the communication device 1000 may be the network device in this embodiment of the present application, and the communication device 1000 may implement the corresponding process implemented by the network device in the method for configuring each path loss reference information in the embodiment of the present application.
  • the communication device 1000 may implement the corresponding process implemented by the network device in the method for configuring each path loss reference information in the embodiment of the present application. For brevity, It is not repeated here.
  • FIG. 11 is a schematic structural diagram of a chip 1100 according to an embodiment of the present application.
  • the chip 1100 shown in FIG. 11 includes a processor 1110, and the processor 1110 can call and run a computer program from a memory to implement the method in the embodiment of the present application.
  • the chip 1100 may further include a memory 1120 .
  • the processor 1110 may call and run a computer program from the memory 1120 to implement the methods in the embodiments of the present application.
  • the memory 1120 may be a separate device independent of the processor 1110, or may be integrated in the processor 1110.
  • the chip 1100 may further include an input interface 1130 .
  • the processor 1110 may control the input interface 1130 to communicate with other devices or chips, and specifically, may acquire information or data sent by other devices or chips.
  • the chip 1100 may further include an output interface 1140 .
  • the processor 1110 may control the output interface 1140 to communicate with other devices or chips, and specifically, may output information or data to other devices or chips.
  • the chip can be applied to the terminal device in the embodiment of the present application, and the chip can implement the corresponding processes implemented by the terminal device in each method of the embodiment of the present application, which is not repeated here for brevity.
  • the chip mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip, a system-on-chip, or a system-on-a-chip, or the like.
  • the above-mentioned processor may be a general-purpose processor, a digital signal processor (DSP), an off-the-shelf programmable gate array (field 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 field programmable gate array
  • ASIC application specific integrated circuit
  • the general-purpose processor mentioned above may be a microprocessor or any conventional processor or the like.
  • the memory mentioned above may be either volatile memory or non-volatile memory, or may include both volatile and non-volatile memory.
  • the non-volatile memory may be read-only memory (ROM), programmable read-only memory (PROM), erasable programmable read-only memory (EPROM), electrically programmable Erase programmable read-only memory (electrically EPROM, EEPROM) or flash memory.
  • Volatile memory may be random access memory (RAM).
  • the memory in the embodiment of the present application may also be a static random access memory (static RAM, SRAM), a dynamic random access memory (dynamic RAM, DRAM), Synchronous dynamic random access memory (synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (double data rate SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous connection Dynamic random access memory (synch link DRAM, SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DR RAM) and so on. That is, the memory in the embodiments of the present application is intended to include but not limited to these and any other suitable types of memory.
  • the above-mentioned embodiments it may be implemented in whole or in part by software, hardware, firmware or any combination thereof.
  • software it can be implemented in whole or in part in the form of a computer program product.
  • the computer program product includes one or more computer instructions. When the computer program instructions are loaded and executed on a computer, all or part of the processes or functions described in the embodiments of the present application are generated.
  • the computer may be a general purpose computer, a special purpose computer, a computer network, or other programmable device.
  • the computer instructions may be stored on or transmitted from one computer readable storage medium to another computer readable storage medium, for example, the computer instructions may be transmitted over a wire from a website site, computer, server or data center (eg coaxial cable, optical fiber, Digital Subscriber Line (DSL)) or wireless (eg infrared, wireless, microwave, etc.) means to another website site, computer, server or data center.
  • the computer-readable storage medium can be any available medium that can be accessed by a computer or a data storage device such as a server, data center, etc. that includes one or more available media integrated.
  • the available medium may be a magnetic medium (eg, a floppy disk, a hard disk, a magnetic tape), an optical medium (eg, a DVD), or a semiconductor medium (eg, a Solid State Disk (SSD)), and the like.
  • a magnetic medium eg, a floppy disk, a hard disk, a magnetic tape
  • an optical medium eg, a DVD
  • a semiconductor medium eg, a Solid State Disk (SSD)
  • the size of the sequence numbers of the above-mentioned processes does not mean the sequence of execution, and the execution sequence of each process should be determined by its functions and internal logic, and should not be dealt with in the embodiments of the present application. implementation constitutes any limitation.

Landscapes

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

Abstract

Des modes de réalisation de la présente demande concernent un procédé de configuration d'informations de référence d'affaiblissement de trajet, un dispositif de terminal et un dispositif de réseau. Le procédé de configuration d'informations de référence d'affaiblissement de trajet comprend : la réception d'un premier élément de commande (CE) pour une commande d'accès au support (MAC), le premier élément MAC CE étant utilisé pour configurer, pour le dispositif de terminal, un signal de référence d'affaiblissement de trajet d'un signal de référence de sondage (SRS) destiné au positionnement. Selon les modes de réalisation de la présente demande, le signal de référence d'affaiblissement de trajet du signal SRS destiné au positionnement peut être configuré à l'aide d'un élément MAC CE, ce qui permet d'économiser un surdébit de signalisation RRC et de réduire un retard temporel.
PCT/CN2020/102706 2020-07-17 2020-07-17 Procédé de configuration de signal de référence d'affaiblissement de trajet, dispositif de terminal et dispositif de réseau WO2022011684A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2020/102706 WO2022011684A1 (fr) 2020-07-17 2020-07-17 Procédé de configuration de signal de référence d'affaiblissement de trajet, dispositif de terminal et dispositif de réseau
CN202080101636.9A CN115918008A (zh) 2020-07-17 2020-07-17 路径损失参考信号的配置方法、终端设备和网络设备

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/102706 WO2022011684A1 (fr) 2020-07-17 2020-07-17 Procédé de configuration de signal de référence d'affaiblissement de trajet, dispositif de terminal et dispositif de réseau

Publications (1)

Publication Number Publication Date
WO2022011684A1 true WO2022011684A1 (fr) 2022-01-20

Family

ID=79554464

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2020/102706 WO2022011684A1 (fr) 2020-07-17 2020-07-17 Procédé de configuration de signal de référence d'affaiblissement de trajet, dispositif de terminal et dispositif de réseau

Country Status (2)

Country Link
CN (1) CN115918008A (fr)
WO (1) WO2022011684A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024207330A1 (fr) * 2023-04-06 2024-10-10 Oppo广东移动通信有限公司 Procédé de communication sans fil, dispositif de terminal et dispositif de réseau

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190281588A1 (en) * 2018-06-11 2019-09-12 Intel Corporation Enhanced uplink beam management
CN111083773A (zh) * 2019-10-12 2020-04-28 中兴通讯股份有限公司 功率控制的方法及装置、上行传输的发送方法及装置
CN111093257A (zh) * 2019-08-07 2020-05-01 中兴通讯股份有限公司 功率控制方法、通信节点和存储介质
CN111316709A (zh) * 2017-09-11 2020-06-19 瑞典爱立信有限公司 用于上行链路功率控制的波束指示

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11025388B2 (en) * 2017-10-10 2021-06-01 Futurewei Technologies, Inc. System and method for control signaling
WO2019136717A1 (fr) * 2018-01-12 2019-07-18 Oppo广东移动通信有限公司 Procédé de commande de puissance et dispositif terminal et dispositif de réseau
US10887843B2 (en) * 2018-05-11 2021-01-05 Lenovo (Singapore) Pte. Ltd. Method and apparatus for transmitting an uplink transmission based on a pathloss estimate
US12041578B2 (en) * 2018-10-31 2024-07-16 Qualcomm Incorporated System and methods for supporting uplink and downlink positioning procedures in a wireless network

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111316709A (zh) * 2017-09-11 2020-06-19 瑞典爱立信有限公司 用于上行链路功率控制的波束指示
US20190281588A1 (en) * 2018-06-11 2019-09-12 Intel Corporation Enhanced uplink beam management
CN111093257A (zh) * 2019-08-07 2020-05-01 中兴通讯股份有限公司 功率控制方法、通信节点和存储介质
CN111083773A (zh) * 2019-10-12 2020-04-28 中兴通讯股份有限公司 功率控制的方法及装置、上行传输的发送方法及装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ERICSSON: "Session notes #2 on offline discussion 7.2.10.2 UL Reference Signals for NR Positioning", 3GPP TSG RAN WG1 MEETING #99 R1-1913507, 22 November 2019 (2019-11-22), XP051830785 *

Also Published As

Publication number Publication date
CN115918008A (zh) 2023-04-04

Similar Documents

Publication Publication Date Title
WO2022021247A1 (fr) Procédé et dispositif de changement conditionnel de nœud secondaire ou de cellule primaire-secondaire
WO2021163938A1 (fr) Procédé de commutation d'antenne, dispositif terminal, et dispositif de communication
US11477307B2 (en) Media access control protocol data unit processing method and apparatus
WO2019213919A1 (fr) Procédé de détermination d'informations, appareil terminal, et appareil de réseau
US12096520B2 (en) Method for determining terminal capability message format, network device and server
WO2019096232A1 (fr) Appareil et procédé de communication
US20220394461A1 (en) Sidelink capability sending method and terminal device
WO2022021246A1 (fr) Procédé et dispositif d'ajout de cellule secondaire primaire ou de nœud secondaire basés sur une condition
WO2020073257A1 (fr) Procédé de communication sans fil, et dispositif terminal
WO2020051892A1 (fr) Procédé de communication sans fil, dispositif terminal et dispositif de réseau
WO2021189461A1 (fr) Procédé de détermination de groupe de radiomessagerie, équipement terminal et dispositif de réseau
WO2020258051A1 (fr) Procédé et appareil d'accès cellulaire
WO2022160123A1 (fr) Procédé de sélection de mode d'accès, dispositif terminal et dispositif de réseau
WO2022056676A1 (fr) Procédé d'identification de service, dispositif terminal et dispositif de réseau
WO2022011684A1 (fr) Procédé de configuration de signal de référence d'affaiblissement de trajet, dispositif de terminal et dispositif de réseau
WO2019218126A1 (fr) Procédé permettant de commander une congestion de réseau, dispositif terminal, et dispositif de réseau
WO2022027375A1 (fr) Procédé de sélection d'accès à une cellule, dispositif de terminal et dispositif de réseau
WO2022183356A1 (fr) Procédé de fonctionnement de temporisateur, dispositif terminal, et dispositif de réseau
US20210204246A1 (en) Information transmission method, terminal device, and network device
WO2021120009A1 (fr) Procédé de détection de signal, procédé d'émission de signal, dispositif terminal et dispositif de réseau
WO2021232256A1 (fr) Procédé de notification d'informations d'assistance d'ue, équipement utilisateur et équipement réseau
WO2022147673A1 (fr) Procédé d'envoi de signalisation, procédé de migration de contexte de dispositif terminal, et dispositif de réseau
WO2022061838A1 (fr) Procédé d'activation d'un mécanisme de mappage inverse, dispositif terminal et dispositif de réseau
WO2021232321A1 (fr) Procédé permettant de déterminer une ressource de signal de référence de démodulation, dispositif terminal et dispositif de réseau
WO2022213779A1 (fr) Procédé de configuration de paramètre, dispositif de terminal et dispositif de réseau

Legal Events

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

Ref document number: 20945452

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20945452

Country of ref document: EP

Kind code of ref document: A1