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WO2025208602A1 - Gestion de ressources de srs pour transmission de srs 3tx - Google Patents

Gestion de ressources de srs pour transmission de srs 3tx

Info

Publication number
WO2025208602A1
WO2025208602A1 PCT/CN2024/086221 CN2024086221W WO2025208602A1 WO 2025208602 A1 WO2025208602 A1 WO 2025208602A1 CN 2024086221 W CN2024086221 W CN 2024086221W WO 2025208602 A1 WO2025208602 A1 WO 2025208602A1
Authority
WO
WIPO (PCT)
Prior art keywords
srs
terminal device
resource configuration
ports
power control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
PCT/CN2024/086221
Other languages
English (en)
Inventor
Frederick Vook
Jun Tan
Bao Cai LI
Muhammad Karam Shehzad
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Shanghai Bell Co Ltd
Nokia Solutions and Networks Oy
Nokia Technologies Oy
Original Assignee
Nokia Shanghai Bell Co Ltd
Nokia Solutions and Networks Oy
Nokia Technologies Oy
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 Nokia Shanghai Bell Co Ltd, Nokia Solutions and Networks Oy, Nokia Technologies Oy filed Critical Nokia Shanghai Bell Co Ltd
Priority to PCT/CN2024/086221 priority Critical patent/WO2025208602A1/fr
Priority to CN202510417559.2A priority patent/CN120785502A/zh
Publication of WO2025208602A1 publication Critical patent/WO2025208602A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/146—Uplink power control
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • 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
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0094—Indication of how sub-channels of the path are allocated
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0404—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas the mobile station comprising multiple antennas, e.g. to provide uplink diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting

Definitions

  • Embodiments of the present disclosure generally relate to the field of telecommunication and, in particular, to a method, device, apparatus and computer readable storage medium for SRS resource management for 3TX SRS transmission.
  • a Sounding Reference Signal may be transmitted on the uplink (UL) and allow the network to estimate the quality of channel at different frequencies.
  • SRS Sounding Reference Signal
  • the SRS may also be used to estimate downlink (DL) channel quality.
  • example embodiments of the present disclosure provide a solution for SRS resource management for 3TX SRS transmission.
  • a network device in a first aspect, includes at least one processor; and at least one memory including computer program codes; wherein the at least one memory and the computer program codes are configured to, with the at least one processor, cause the network device to: receive an information element from a terminal device indicating that the terminal device supports uplink (UL) 3TX transmission, determine a Sounding Reference Signal (SRS) resource configuration for SRS transmission of the terminal device, and transmit the SRS resource configuration to the terminal device.
  • UL uplink
  • SRS Sounding Reference Signal
  • the method includes receiving, at a network device, an information element from a terminal device indicating that the terminal device supports uplink (UL) 3TX transmission; determining a Sounding Reference Signal (SRS) resource configuration for SRS transmission of the terminal device; and transmitting the SRS resource configuration to the terminal device.
  • UL uplink
  • SRS Sounding Reference Signal
  • a terminal device in a third aspect, includes at least one processor; and at least one memory including computer program codes; wherein the at least one memory and the computer program codes are configured to, with the at least one processor, cause the terminal device to: indicate to a network device that the terminal device supports uplink (UL) 3TX transmission, receive a Sounding Reference Signal (SRS) resource configuration for SRS transmission of the terminal device from the network device, and transmit SRSs to the network device according to the SRS resource configuration.
  • UL uplink
  • SRS Sounding Reference Signal
  • a method in a fourth aspect, includes indicating, at a terminal device, to a network device that the terminal device supports uplink (UL) 3TX transmission; receiving a Sounding Reference Signal (SRS) resource configuration for SRS transmission of the terminal device from the network device, and transmitting SRSs to the network device according to the SRS resource configuration.
  • SRS Sounding Reference Signal
  • a non-transitory computer readable medium comprising program instructions for causing an apparatus to perform at least the method according to the above second aspect or the above fourth aspect.
  • Fig. 1 illustrates an example communication system in which example embodiments of the present disclosure may be implemented
  • Fig. 2 illustrates a flowchart illustrating a process for of SRS resource management for 3TX SRS transmission according to some example embodiments of the present disclosure
  • Fig. 3 illustrates a simplified block diagram of a device that is suitable for implementing example embodiments of the present disclosure.
  • Fig. 4 illustrates a block diagram of an example computer readable medium in accordance with some example embodiments of the present disclosure.
  • references in the present disclosure to “one embodiment, ” “an embodiment, ” “some embodiments, ” and the like indicate that the embodiment described may include a particular feature, structure, or characteristic, but it is not necessary that every embodiment includes the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to affect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.
  • first and second etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, a first element could be termed a second element, and similarly, a second element could be termed a first element, without departing from the scope of example embodiments.
  • the term “and/or” includes any and all combinations of one or more of the listed terms.
  • circuitry may refer to one or more or all of the following:
  • any portions of hardware processor (s) with software including digital signal processor (s) , software, and memory (ies) that work together to cause an apparatus, such as a mobile phone or server, to perform various functions
  • software including digital signal processor (s) , software, and memory (ies) that work together to cause an apparatus, such as a mobile phone or server, to perform various functions
  • circuitry also covers an implementation of merely a hardware circuit or processor (or multiple processors) or portion of a hardware circuit or processor and its (or their) accompanying software and/or firmware.
  • circuitry also covers, for example and if applicable to the particular claim element, a baseband integrated circuit or processor integrated circuit for a mobile device or a similar integrated circuit in server, a cellular network device, or other computing or network device.
  • the term “communication network” or “communication system” refers to a network following any suitable communication standards, such as New Radio (NR) , Long Term Evolution (LTE) , LTE-Advanced (LTE-A) , Wideband Code Division Multiple Access (WCDMA) , High-Speed Packet Access (HSPA) , Narrow Band Internet of Things (NB-IoT) and so on.
  • NR New Radio
  • LTE Long Term Evolution
  • LTE-A LTE-Advanced
  • WCDMA Wideband Code Division Multiple Access
  • HSPA High-Speed Packet Access
  • NB-IoT Narrow Band Internet of Things
  • the communications between a terminal device and a network device in the communication system may be performed according to any suitable generation communication protocols, including, but not limited to, the first generation (1G) , the second generation (2G) , 2.5G, 2.75G, the third generation (3G) , the fourth generation (4G) , 4.5G, the fifth generation (5G) communication protocols, and/or any other protocols either currently known or to be developed in the future.
  • suitable generation communication protocols including, but not limited to, the first generation (1G) , the second generation (2G) , 2.5G, 2.75G, the third generation (3G) , the fourth generation (4G) , 4.5G, the fifth generation (5G) communication protocols, and/or any other protocols either currently known or to be developed in the future.
  • Embodiments of the present disclosure may be applied in various communication systems. Given the rapid development in communications, there will of course also be future type communication technologies and systems with which the present disclosure may be embodied. It should not be seen as limiting the scope of the present disclosure to only the aforementioned system
  • the term “network device” refers to a node in a communication network via which a terminal device accesses the network and receives services therefrom.
  • the network device may refer to a base station (BS) or an access point (AP) , for example, a node B (NodeB or NB) , an evolved NodeB (eNodeB or eNB) , a NR NB (also referred to as a gNB) , a Remote Radio Unit (RRU) , a radio header (RH) , a remote radio head (RRH) , a relay, a low power node such as a femto node, a pico node, and so forth, depending on the applied terminology and technology.
  • BS base station
  • AP access point
  • NodeB or NB node B
  • eNodeB or eNB evolved NodeB
  • NR NB also referred to as a gNB
  • RRU Remote Radio Unit
  • RH
  • terminal device refers to any end device that may be capable of wireless communication.
  • a terminal device may also be referred to as a communication device, user equipment (UE) , a Subscriber Station (SS) , a Portable Subscriber Station, a Mobile Station (MS) , or an Access Terminal (AT) .
  • UE user equipment
  • SS Subscriber Station
  • MS Mobile Station
  • AT Access Terminal
  • the terminal device may include, but not limited to, a mobile phone, a cellular phone, a smart phone, voice over IP (VoIP) phones, wireless local loop phones, a tablet, a wearable terminal device, a personal digital assistant (PDA) , portable computers, desktop computer, image capture terminal devices such as digital cameras, gaming terminal devices, music storage and playback appliances, vehicle-mounted wireless terminal devices, wireless endpoints, mobile stations, laptop-embedded equipment (LEE) , laptop-mounted equipment (LME) , USB dongles, smart devices, wireless customer-premises equipment (CPE) , an Internet of Things (loT) device, a watch or other wearable, a head-mounted display (HMD) , a vehicle, a drone, a medical device and applications (e.g., remote surgery) , an industrial device and applications (e.g., a robot and/or other wireless devices operating in an industrial and/or an automated processing chain contexts) , a consumer electronics device, a device operating on commercial and/
  • the communication system 100 may include one or more terminal devices, such as a terminal device 110, and one or more network devices, such as a network device 120 which serves an area 121 (also called as a cell 121) using different frequency bands in both DL and UL.
  • the terminal device 110 is capable of connecting and communicating in the UL and DL with the network device 120 as long as the terminal device 110 being located within the corresponding cell 121.
  • an UL refers to a link in a direction from a terminal device 110 to a network device 120
  • a DL refers to a link in a direction from the network device 120 to the terminal device 110
  • the DL may include DL control channels such as the Physical DL Control Channel (PDCCH) to transmit control information from the network device 120 to the terminal device 110.
  • the DL may further include DL data channels such as the Physical DL Shared Channel (PDSCH) to transmit data from the network device 120 to the terminal device 110.
  • PDCH Physical DL Control Channel
  • PDSCH Physical DL Shared Channel
  • the second device 120 may transmit the DL control information (DCI) on the PDCCH, which includes the resource allocation information, the modulation and coding scheme (MCS) , the HARQ associated with the PDSCH, and the bandwidth part (BWP) where the traffic is scheduled.
  • DCI DL control information
  • MCS modulation and coding scheme
  • BWP bandwidth part
  • the terminal device 110 may then correctly receive the transmission at certain PDSCH occasions.
  • the UL may include UL control channels such as the Physical UL Control Channel (PUCCH) to transmit control information from the terminal device 110 to the network device 120.
  • the UL may further include UL data channels such as the Physical UL Shared Channel (PUSCH) to transmit data from the terminal device 110 to the network device 120.
  • PUCCH Physical UL Control Channel
  • PUSCH Physical UL Shared Channel
  • NR has specified SRS resource configuration, in which both the SRS power control and the Transmitted Precoding Matrix Indicator (TPMI) applicability are configured per-SRS resource.
  • TPMI Transmitted Precoding Matrix Indicator
  • 3GPP NR Rel-15 UL MIMO supports 1, 2, 4 uplink TX antennas. Both codebook based and non-codebook-based transmission schemes are supported for coherent TX, partial coherent TX, and non-coherent TX.
  • 3GPP NR Rel-18 UL MIMO supports 8 uplink TX antennas. Codebooks for 8 UL TX antennas were specified for coherent TX, partial coherent TX, and non-coherent TX.
  • NR supports 1-port, 2-port, 4-port and 8-port PUSCH. Nonetheless, current commercial mobile UEs are generally equipped with only 1 or 2 TX antennas. To enhance the UL performance and anticipating advancements in hardware and design technology, the emergence of UEs equipped with 3 TX antennas is a foreseeable development in the near future. Consequently, it is advantageous to augment the NR standards to support 3-port PUSCH supporting up to 3 layers.
  • Alt2 -Support configuration of X SRS resources with equal/unequal number of ports e.g. 2 + 1 or 1 + 1 + 1) in a resource set.
  • one SRS resource set is configured for single TRP (transmission and reception point) operation.
  • the configuration and management of SRS resources for UL 3TX SRS transmission should be designed with the constraints imposed by the Rel-19 work item, the agreements from RAN1#116bis, and the constraints contained in the NR-MIMO framework.
  • Alt 1 proposes the idea of supporting one or more 4-port SRS resources with one port being muted. If more than one SRS resource is used, SRI feedback will be necessary, but the TPMI would be applicable to the SRS resource selected by the SRI.
  • the proposal is to support the configuration of multiple SRS resources with equal and/or unequal numbers of ports per SRS resource.
  • the (1+1+1) option in Alt 2 involves the configuration of three single-port SRS resources and the three SRS resources are transmitted in a TDM fashion, where all three single-port SRS resources can be transmitted with full UE TX power (because there would be no splitting of the total TX power across the multiple UE SRS ports within a single OFDM symbol) .
  • PMI (DL) and TPMI (UL) are assumed to be applicable to the ports within one resource (CSI-RS for DL, SRS for UL) and not applicable to ports that belong to multiple resources.
  • the channels measured from ports belonging to different resources are not assumed to be phase coherent, which means that the channel measured on ports that span multiple CSI-RS or SRS resources cannot be assumed to stay coherent between the time of the measurement and the time of the data transmission (which means the PMI (DL) or TPMI (UL) would be unreliable) . Therefore, the Alt 2 option goes against this basic assumption in NR.
  • a network device may determine an SRS resource configuration for a terminal device that supports UL 3TX transmission, and the terminal device may receive the SRS resource configuration and transmit SRSs according to the SRS resource configuration.
  • the solution may have several sub-solutions as described below.
  • Fig. 2 shows a process 200 of SRS resource management for 3TX SRS transmission according to some example embodiments of the present disclosure.
  • the process 200 will be described with reference to Fig. 1.
  • the process 200 may involve the terminal device 110 and the network device 120 as illustrated in Fig. 1.
  • the terminal device 110 may indicate to the network device 120 that the terminal device 110 may support UL 3TX transmission.
  • the current commercial terminal devices are usually equipped with only one or two TX antennas, and there may probably that the communication system 100 should support both conventional 1TX and 2TX terminal devices and upcoming 3TX terminal devices if terminal devices with 3TX antennas are developed. Therefore, to facilitate the network device 120 to perform the SRS resource configuration for the terminal device 110 with 3TX antennas, the terminal device 110 should first inform the network device 120 its ability of supporting UL 3TX transmission.
  • the network device 120 may transmit the SRS resource configuration determined at block 220 to the terminal device 110.
  • the apparatus may include means for indicating, at a terminal device, to a network device that the terminal device supports UL 3TX transmission; means for receiving a Sounding Reference Signal (SRS) resource configuration for SRS transmission of the terminal device from the network device, and means for transmitting SRSs to the network device according to the SRS resource configuration.
  • the means may be implemented in a circuitry or software module.
  • Fig. 3 is a simplified block diagram of a device 300 that is suitable for implementing example embodiments of the present disclosure.
  • the device 300 may be provided to implement the communication device, for example the terminal device 110 or the network device 120 as shown in Fig. 1.
  • the device 300 includes one or more processors 310, one or more memories 320 coupled to the processor 310, and one or more communication modules 340 coupled to the processor 310.
  • the communication module 340 is for bidirectional communications.
  • the communication module 340 has at least one antenna to facilitate communication. If the device 300 is provided to implement the terminal device 110, the communication module 340 may have three transmitting antennas.
  • the communication interface may represent any interface that is necessary for communication with other network elements.
  • the processor 310 may be of any type suitable to the local technical network and may include one or more of the following: general purpose computers, special purpose computers, microprocessors, digital signal processors (DSPs) and processors based on multicore processor architecture, as non-limiting examples.
  • the device 600 may have multiple processors, such as an application specific integrated circuit chip that is slaved in time to a clock which synchronizes the main processor.
  • a computer program 330 includes computer executable instructions that are executed by the associated processor 310.
  • the program 330 may be stored in the memory, e.g., ROM 324.
  • the processor 310 may perform any suitable actions and processing by loading the program 330 into the RAM 322.
  • the example embodiments of the present disclosure may be implemented by means of the program 330 so that the device 300 may perform any process of the disclosure as discussed with reference to Fig. 2.
  • the example embodiments of the present disclosure may also be implemented by hardware or by a combination of software and hardware.
  • the program 330 may be tangibly contained in a computer readable medium which may be included in the device 300 (such as in the memory 320) or other storage devices that are accessible by the device 300.
  • the device 300 may load the program 330 from the computer readable medium to the RAM 322 for execution.
  • the computer readable medium may include any types of tangible non-volatile storage, such as ROM, EPROM, a flash memory, a hard disk, CD, DVD, and the like.
  • Fig. 4 shows an example of the computer readable medium 300 in form of CD or DVD.
  • the computer readable medium 400 has the program 330 stored thereon.
  • the present disclosure also provides at least one computer program product tangibly stored on a non-transitory computer readable storage medium.
  • the computer program product includes computer-executable instructions, such as those included in program modules, being executed in a device on a target real or virtual processor, to carry out the method 600 as described above with reference to Figs. 2-5.
  • program modules include routines, programs, libraries, objects, classes, components, data structures, or the like that perform particular tasks or implement particular abstract data types.
  • the functionality of the program modules may be combined or split between program modules as desired in various embodiments.
  • Machine-executable instructions for program modules may be executed within a local or distributed device. In a distributed device, program modules may be located in both local and remote storage media.
  • Program code for carrying out methods of the present disclosure may be written in any combination of one or more programming languages. These program codes may be provided to a processor or controller of a general purpose computer, special purpose computer, or other programmable data processing apparatus, such that the program codes, when executed by the processor or controller, cause the functions/operations specified in the flowcharts and/or block diagrams to be implemented.
  • the program code may execute entirely on a machine, partly on the machine, as a stand-alone software package, partly on the machine and partly on a remote machine or entirely on the remote machine or server.
  • the computer program code or related data may be carried by any suitable carrier to enable the device, apparatus or processor to perform various processes and operations as described above.
  • Examples of the carrier include a signal, computer readable medium, and the like.
  • the computer readable medium may be a computer readable signal medium or a computer readable storage medium.
  • a computer readable medium may include but not limited to an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any suitable combination of the foregoing. More specific examples of the computer readable storage medium would include an electrical connection having one or more wires, a portable computer diskette, a hard disk, a random access memory (RAM) , a read-only memory (ROM) , an erasable programmable read-only memory (EPROM or Flash memory) , an optical fiber, a portable compact disc read-only memory (CD-ROM) , an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.

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

Abstract

Des exemples de modes de réalisation de la présente divulgation concernent la gestion de ressources de SRS pour une transmission de SRS 3TX. Un dispositif de réseau comprend au moins un processeur ; et au moins une mémoire comprenant des codes de programme informatique ; la ou les mémoires et les codes de programme informatique étant configurés pour, au moyen du ou des processeurs, amener le dispositif de réseau à : recevoir un élément d'information en provenance d'un dispositif terminal indiquant que le dispositif terminal prend en charge une transmission 3TX en liaison montante (UL), déterminer une configuration de ressource de signal de référence de sondage (SRS) pour une transmission de SRS du dispositif terminal, et transmettre la configuration de ressource de SRS au dispositif terminal.
PCT/CN2024/086221 2024-04-05 2024-04-05 Gestion de ressources de srs pour transmission de srs 3tx Pending WO2025208602A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2024/086221 WO2025208602A1 (fr) 2024-04-05 2024-04-05 Gestion de ressources de srs pour transmission de srs 3tx
CN202510417559.2A CN120785502A (zh) 2024-04-05 2025-04-03 用于3tx srs传输的srs资源管理

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2024/086221 WO2025208602A1 (fr) 2024-04-05 2024-04-05 Gestion de ressources de srs pour transmission de srs 3tx

Publications (1)

Publication Number Publication Date
WO2025208602A1 true WO2025208602A1 (fr) 2025-10-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
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CN (1) CN120785502A (fr)
WO (1) WO2025208602A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023050320A1 (fr) * 2021-09-30 2023-04-06 Oppo广东移动通信有限公司 Procédé de communication sans fil, dispositif terminal et dispositif de réseau
US20230147639A1 (en) * 2020-03-20 2023-05-11 Lg Electronics Inc. Method and device for transmitting and receiving sounding reference signal in wireless communication system
CN116195216A (zh) * 2021-09-29 2023-05-30 北京小米移动软件有限公司 资源配置方法、装置及存储介质
US20230239863A1 (en) * 2022-01-26 2023-07-27 Qualcomm Incorporated Sounding reference signal configuration

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230147639A1 (en) * 2020-03-20 2023-05-11 Lg Electronics Inc. Method and device for transmitting and receiving sounding reference signal in wireless communication system
CN116195216A (zh) * 2021-09-29 2023-05-30 北京小米移动软件有限公司 资源配置方法、装置及存储介质
WO2023050320A1 (fr) * 2021-09-30 2023-04-06 Oppo广东移动通信有限公司 Procédé de communication sans fil, dispositif terminal et dispositif de réseau
US20230239863A1 (en) * 2022-01-26 2023-07-27 Qualcomm Incorporated Sounding reference signal configuration

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