SG10202003138UA - Communication apparatus and communication method for channel sounding - Google Patents

Communication apparatus and communication method for channel sounding

Info

Publication number
SG10202003138UA
SG10202003138UA SG10202003138UA SG10202003138UA SG10202003138UA SG 10202003138U A SG10202003138U A SG 10202003138UA SG 10202003138U A SG10202003138U A SG 10202003138UA SG 10202003138U A SG10202003138U A SG 10202003138UA SG 10202003138U A SG10202003138U A SG 10202003138UA
Authority
SG
Singapore
Prior art keywords
sounding
eht
frame
sta
procedure
Prior art date
Application number
SG10202003138UA
Other languages
English (en)
Inventor
Lei Huang
Yoshio Urabe
Rojan Chitrakar
Original Assignee
Panasonic Ip Corp America
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 Panasonic Ip Corp America filed Critical Panasonic Ip Corp America
Priority to SG10202003138UA priority Critical patent/SG10202003138UA/en
Priority to CN202510730548.XA priority patent/CN120710830A/zh
Priority to CN202180026174.3A priority patent/CN115349271B/zh
Priority to EP21782269.1A priority patent/EP4128871A4/en
Priority to US17/914,721 priority patent/US20230141486A1/en
Priority to JP2022560182A priority patent/JP7648646B2/ja
Priority to CN202510730435.XA priority patent/CN120785692A/zh
Priority to CN202510730351.6A priority patent/CN120710829A/zh
Priority to PCT/SG2021/050091 priority patent/WO2021201771A1/en
Publication of SG10202003138UA publication Critical patent/SG10202003138UA/en
Priority to JP2025034777A priority patent/JP7813395B2/ja

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0226—Channel estimation using sounding signals sounding signals per se
    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0028—Formatting
    • H04L1/0029—Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • 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
    • 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
    • H04L5/0057—Physical resource allocation for CQI
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/12—WLAN [Wireless Local Area Networks]

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
SG10202003138UA 2020-04-03 2020-04-03 Communication apparatus and communication method for channel sounding SG10202003138UA (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
SG10202003138UA SG10202003138UA (en) 2020-04-03 2020-04-03 Communication apparatus and communication method for channel sounding
CN202510730548.XA CN120710830A (zh) 2020-04-03 2021-02-25 集成电路和集成电路控制的通信方法
CN202180026174.3A CN115349271B (zh) 2020-04-03 2021-02-25 用于信道探测的通信装置和通信方法
EP21782269.1A EP4128871A4 (en) 2020-04-03 2021-02-25 COMMUNICATION APPARATUS AND COMMUNICATION METHOD FOR CHANNEL PROBING
US17/914,721 US20230141486A1 (en) 2020-04-03 2021-02-25 Communication apparatus and communication method for channel sounding
JP2022560182A JP7648646B2 (ja) 2020-04-03 2021-02-25 チャネルサウンディングのための通信装置、通信方法および集積回路
CN202510730435.XA CN120785692A (zh) 2020-04-03 2021-02-25 集成电路和集成电路控制的通信方法
CN202510730351.6A CN120710829A (zh) 2020-04-03 2021-02-25 接入点和由接入点执行的通信方法
PCT/SG2021/050091 WO2021201771A1 (en) 2020-04-03 2021-02-25 Communication apparatus and communication method for channel sounding
JP2025034777A JP7813395B2 (ja) 2020-04-03 2025-03-05 チャネルサウンディングのための通信装置および通信方法、および集積回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SG10202003138UA SG10202003138UA (en) 2020-04-03 2020-04-03 Communication apparatus and communication method for channel sounding

Publications (1)

Publication Number Publication Date
SG10202003138UA true SG10202003138UA (en) 2021-11-29

Family

ID=77930445

Family Applications (1)

Application Number Title Priority Date Filing Date
SG10202003138UA SG10202003138UA (en) 2020-04-03 2020-04-03 Communication apparatus and communication method for channel sounding

Country Status (6)

Country Link
US (1) US20230141486A1 (https=)
EP (1) EP4128871A4 (https=)
JP (2) JP7648646B2 (https=)
CN (4) CN120785692A (https=)
SG (1) SG10202003138UA (https=)
WO (1) WO2021201771A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220322116A1 (en) * 2021-04-06 2022-10-06 Huawei Technologies Co., Ltd. Method, apparatus and system for communicating wi-fi sensing measurements and feedback
KR20230005686A (ko) * 2021-07-01 2023-01-10 삼성전자주식회사 채널 사운딩을 위한 장치 및 방법
KR20240093876A (ko) * 2021-10-27 2024-06-24 뉴라컴 인코포레이티드 다중 ap 협력을 위한 프레임 교환 시퀀스
EP4432775B1 (en) * 2021-11-26 2026-01-28 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Wireless communication method and device
WO2025202138A1 (en) * 2024-03-28 2025-10-02 Sony Group Corporation Communication devices and methods
WO2026012847A1 (en) * 2024-07-12 2026-01-15 Sony Group Corporation Communication devices and methods to perform conditional txop sharing

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8787841B2 (en) * 2006-06-27 2014-07-22 Qualcomm Incorporated Method and system for providing beamforming feedback in wireless communication systems
EP3020243A1 (en) * 2013-07-11 2016-05-18 Interdigital Patent Holdings, Inc. Methods and procedures for scheduling to sector-edge and non-sector-edge station groups
US9172446B2 (en) * 2014-03-19 2015-10-27 Magnolia Broadband Inc. Method and system for supporting sparse explicit sounding by implicit data
WO2017030295A1 (ko) * 2015-08-19 2017-02-23 엘지전자(주) 무선 통신 시스템에서 채널 상태의 피드백 방법 및 이를 위한 장치
US10924955B2 (en) * 2016-11-18 2021-02-16 Lg Electronics Inc. Method for reporting channel information in wireless LAN system and device therefor
US10412769B2 (en) * 2017-01-17 2019-09-10 Qualcomm Incorporated Methods and systems for cross BSS sounding
US10897285B2 (en) * 2017-02-15 2021-01-19 Qualcomm Incorporated Distributed multi-user (MU) wireless communication
WO2018222177A1 (en) * 2017-05-31 2018-12-06 Intel Corporation Methods and arrangements for collaborative beamforming in multi-access point wi-fi networks
US10171151B1 (en) * 2017-06-30 2019-01-01 Qualcomm Incorporated Throughput optimization by guard interval selection from beamforming feedback
US10911120B2 (en) * 2017-07-24 2021-02-02 Qualcomm Incorporated Downlink (DL) coordinated beamforming protocols for WiFi
US10721627B2 (en) * 2017-08-04 2020-07-21 Qualcomm Incorporated Generalized distributed multi-user (MU) transmissions
US10454538B2 (en) * 2017-09-08 2019-10-22 Qualcomm Incorporated Methods and systems for joint access point MIMO transmissions
CN113595602B (zh) * 2017-09-22 2024-04-12 华为技术有限公司 信道探测的方法、通信设备和计算机可读存储介质
DE102019203556A1 (de) * 2018-03-19 2019-09-19 Mediatek Singapore Pte. Ltd. Raumwiederverwendung in einem WLAN-Multi-AP-Netzwerk
US11096132B2 (en) * 2018-07-26 2021-08-17 Mediatek Singapore Pte. Ltd. Joint sounding for multi-user communication in multi-AP WLAN
US11206554B2 (en) * 2018-08-06 2021-12-21 Qualcomm Incorporated Joint transmissions to a station
US11051174B2 (en) * 2018-08-17 2021-06-29 Intel Corporation Grouping of access points (AP) into multi-AP groups to enable coordination of downlink transmissions
WO2020045891A1 (ko) * 2018-08-26 2020-03-05 엘지전자 주식회사 무선랜 시스템에서 조인트 전송을 수행하는 방법 및 장치
US11245501B2 (en) * 2018-09-04 2022-02-08 Qualcomm Incorporated Multi-access point scheduling in wireless local area networks
US10892863B2 (en) * 2018-09-10 2021-01-12 Intel Corporation Joint nulling and joint beamforming for downlink transmissions by multiple access points (AP)
JP2022047547A (ja) * 2019-01-11 2022-03-25 ソニーグループ株式会社 無線基地局、および端末装置
CN119767425A (zh) * 2019-03-08 2025-04-04 华为技术有限公司 应用于无线通信系统的通信方法和通信装置
CN115459815A (zh) * 2019-03-08 2022-12-09 华为技术有限公司 用于无线通信系统的信息传输方法、信息接收方法和装置
JP7492317B2 (ja) * 2019-04-25 2024-05-29 キヤノン株式会社 通信装置、無線通信システムおよびアクセスポイントの制御方法
US11251841B2 (en) * 2019-05-07 2022-02-15 Huawei Technologies Co., Ltd. Systems and methods for extremely high throughput sounding process indication
US11641633B1 (en) * 2019-09-06 2023-05-02 Marvell Asia Pte Ltd Synchronization of joint transmissions with multiple access points
US11716121B2 (en) * 2019-10-25 2023-08-01 Intel Corporation NDPA for multi-AP coordinated beamforming (CBF) and multi-AP joint transmission (JT) in EHT
US11764845B2 (en) * 2019-10-30 2023-09-19 Intel Corporation Channel state information for multiple access points
US20210143878A1 (en) * 2019-11-08 2021-05-13 Huawei Technologies Co., Ltd. Method and apparatus for channel state information feedback for joint transmission

Also Published As

Publication number Publication date
CN120785692A (zh) 2025-10-14
CN120710830A (zh) 2025-09-26
CN115349271B (zh) 2025-06-20
EP4128871A1 (en) 2023-02-08
EP4128871A4 (en) 2023-09-06
US20230141486A1 (en) 2023-05-11
CN115349271A (zh) 2022-11-15
JP7648646B2 (ja) 2025-03-18
JP7813395B2 (ja) 2026-02-12
CN120710829A (zh) 2025-09-26
JP2025087815A (ja) 2025-06-10
JP2023521659A (ja) 2023-05-25
WO2021201771A1 (en) 2021-10-07

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