SG10201910164VA - Communication apparatus and communication method for channel estimation - Google Patents

Communication apparatus and communication method for channel estimation

Info

Publication number
SG10201910164VA
SG10201910164VA SG10201910164VA SG10201910164VA SG10201910164VA SG 10201910164V A SG10201910164V A SG 10201910164VA SG 10201910164V A SG10201910164V A SG 10201910164VA SG 10201910164V A SG10201910164V A SG 10201910164VA SG 10201910164V A SG10201910164V A SG 10201910164VA
Authority
SG
Singapore
Prior art keywords
channel estimation
communication
communication apparatus
communication method
estimation
Prior art date
Application number
SG10201910164VA
Inventor
Lei Huang
Yoshio Urabe
Yanyi Ding
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 SG10201910164VA priority Critical patent/SG10201910164VA/en
Priority to PCT/SG2020/050450 priority patent/WO2021086263A1/en
Priority to US17/768,446 priority patent/US20240121143A1/en
Priority to CN202080072611.0A priority patent/CN114556797A/en
Publication of SG10201910164VA publication Critical patent/SG10201910164VA/en

Links

Classifications

    • 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
    • H04L27/2602—Signal structure
    • 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
    • H04B7/0452—Multi-user MIMO systems
    • 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
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels
    • 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
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
    • 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
    • H04L5/0053—Allocation of signaling, 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, 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
    • 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]
SG10201910164VA 2019-10-31 2019-10-31 Communication apparatus and communication method for channel estimation SG10201910164VA (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SG10201910164VA SG10201910164VA (en) 2019-10-31 2019-10-31 Communication apparatus and communication method for channel estimation
PCT/SG2020/050450 WO2021086263A1 (en) 2019-10-31 2020-08-04 Communication apparatus and communication method for channel estimation
US17/768,446 US20240121143A1 (en) 2019-10-31 2020-08-04 Communication apparatus and communication method for channel estimation
CN202080072611.0A CN114556797A (en) 2019-10-31 2020-08-04 Communication apparatus and communication method for channel estimation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SG10201910164VA SG10201910164VA (en) 2019-10-31 2019-10-31 Communication apparatus and communication method for channel estimation

Publications (1)

Publication Number Publication Date
SG10201910164VA true SG10201910164VA (en) 2021-05-28

Family

ID=75718778

Family Applications (1)

Application Number Title Priority Date Filing Date
SG10201910164VA SG10201910164VA (en) 2019-10-31 2019-10-31 Communication apparatus and communication method for channel estimation

Country Status (4)

Country Link
US (1) US20240121143A1 (en)
CN (1) CN114556797A (en)
SG (1) SG10201910164VA (en)
WO (1) WO2021086263A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115643143A (en) * 2021-07-19 2023-01-24 华为技术有限公司 Communication method and device
WO2023149229A1 (en) * 2022-02-04 2023-08-10 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ Communication device and communication method
CN115051764B (en) * 2022-06-02 2023-10-10 恒玄科技(北京)有限公司 System and method for monitoring quality condition of transmission channel of WLAN 11ax system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106464323B (en) * 2014-04-29 2020-03-10 英特尔Ip公司 Packet structure for frequency offset estimation and method for UL MU-MIMO communication in HEW
EP3255857B1 (en) * 2015-02-04 2020-07-29 LG Electronics Inc. Method for multi-user transmission and reception in wireless communication system and device for same
US10848233B2 (en) * 2017-10-13 2020-11-24 Qualcomm Incorporated Managing high volumes of space-time-streams in next generation extremely high throughput (EHT) Wi-Fi systems
CN109412772B (en) * 2018-09-20 2021-10-12 展讯通信（上海）有限公司 Method and device for sending and receiving detection packet, base station and terminal

Also Published As

Publication number Publication date
CN114556797A (en) 2022-05-27
WO2021086263A1 (en) 2021-05-06
US20240121143A1 (en) 2024-04-11

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