KR20200003810A - 채널 상태 정보에 대한 부분 대역 구성 - Google Patents

채널 상태 정보에 대한 부분 대역 구성 Download PDF

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Publication number
KR20200003810A
KR20200003810A KR1020197032526A KR20197032526A KR20200003810A KR 20200003810 A KR20200003810 A KR 20200003810A KR 1020197032526 A KR1020197032526 A KR 1020197032526A KR 20197032526 A KR20197032526 A KR 20197032526A KR 20200003810 A KR20200003810 A KR 20200003810A
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South Korea
Prior art keywords
csi
partial band
resource
configuration
resources
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Ceased
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KR1020197032526A
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English (en)
Korean (ko)
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천시 하오
유 장
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퀄컴 인코포레이티드
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1273—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of downlink data flows
    • 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
    • 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
    • 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
    • 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
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • 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
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • 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
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • 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
    • 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
    • H04W72/0457—Variable allocation of band or rate
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • 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
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • 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—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • 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

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Circuits Of Receivers In General (AREA)
KR1020197032526A 2017-05-05 2017-08-11 채널 상태 정보에 대한 부분 대역 구성 Ceased KR20200003810A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CNPCT/CN2017/083251 2017-05-05
PCT/CN2017/083251 WO2018201456A1 (en) 2017-05-05 2017-05-05 Partial band configuration for channel state information
PCT/CN2017/097102 WO2018201640A1 (en) 2017-05-05 2017-08-11 Partial band configuration for channel state information

Publications (1)

Publication Number Publication Date
KR20200003810A true KR20200003810A (ko) 2020-01-10

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KR1020197032526A Ceased KR20200003810A (ko) 2017-05-05 2017-08-11 채널 상태 정보에 대한 부분 대역 구성

Country Status (9)

Country Link
US (2) US11265900B2 (https=)
EP (1) EP3619936A4 (https=)
JP (1) JP7206217B2 (https=)
KR (1) KR20200003810A (https=)
CN (1) CN110637474B (https=)
BR (1) BR112019023033A2 (https=)
SG (1) SG11201908818YA (https=)
TW (1) TWI778045B (https=)
WO (2) WO2018201456A1 (https=)

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WO2018201456A1 (en) 2017-05-05 2018-11-08 Qualcomm Incorporated Partial band configuration for channel state information
WO2018209596A1 (en) * 2017-05-17 2018-11-22 Qualcomm Incorporated Csi-rs configuration for partial band retuning
CN111034095B (zh) * 2017-08-11 2021-09-21 华为技术有限公司 基于差异化信道条件的适应性csi资源分配和调整
CN109429338B (zh) * 2017-08-24 2024-03-05 株式会社电装 频带指示方法、频带确定方法、发射端设备和接收端设备
CN112292879B (zh) * 2018-06-19 2025-05-06 日本电气株式会社 用于多trp/面板传输的csi测量
US10911919B2 (en) * 2018-12-24 2021-02-02 Industrial Technology Research Institute Wireless access method, wireless receiving method for a communication system and a base station therefor with a low-latency mechanism
US11652526B2 (en) * 2019-04-30 2023-05-16 Ofinno, Llc Channel state information feedback for multiple transmission reception points
CN111082841B (zh) * 2019-08-14 2025-04-01 中兴通讯股份有限公司 信道状态信息的处理、接收方法及装置
US11438116B2 (en) 2019-09-25 2022-09-06 Qualcomm Incorporated Floating-band CSI-RS
US12445174B2 (en) * 2019-10-08 2025-10-14 Telefonaktiebolaget Lm Ericsson (Publ) Methods, UE and APU for handling data transmissions in a distributed MIMO system
CN115918225B (zh) * 2020-04-20 2025-12-16 株式会社Ntt都科摩 终端、无线通信方法以及基站
US20230155653A1 (en) * 2020-05-11 2023-05-18 Qualcomm Incorporated Channel state information reporting for partial bands
US12262360B2 (en) * 2020-07-24 2025-03-25 Qualcomm Incorporated Communicating across a wideband using sub-bands
WO2022027625A1 (en) * 2020-08-07 2022-02-10 Qualcomm Incorporated Frequency domain precoding for fdd reciprocity
US12088378B2 (en) 2020-09-18 2024-09-10 Qualcomm Incorporated Low overhead and high accuracy channel state feedback using neural networks
WO2022213347A1 (en) * 2021-04-09 2022-10-13 Qualcomm Incorporated Channel state reporting for the updating of precoders
CN116016045B (zh) * 2021-10-22 2025-03-14 维沃移动通信有限公司 信道估计方法、装置、终端及网络侧设备
US12568346B2 (en) * 2021-12-10 2026-03-03 Qualcomm Incorporated Configuration of multiple sets of frequency resources for broadcast and multicast communications
WO2024031570A1 (zh) * 2022-08-11 2024-02-15 北京小米移动软件有限公司 Csi-rs资源的配置方法、装置、设备及介质

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US7660229B2 (en) 2005-06-20 2010-02-09 Texas Instruments Incorporated Pilot design and channel estimation
KR101496382B1 (ko) 2007-03-21 2015-02-27 인터디지탈 테크날러지 코포레이션 전용 기준 신호 모드에 기초하여 리소스 블록 구조를 전송 및 디코딩하는 ｍｉｍｏ 무선 통신 방법 및 장치
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JP5906532B2 (ja) * 2012-03-15 2016-04-20 シャープ株式会社 基地局装置、端末装置、通信方法および集積回路
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WO2018026230A1 (ko) * 2016-08-05 2018-02-08 엘지전자 주식회사 무선 통신 시스템에서 채널 상태 보고를 위한 방법 및 이를 위한 장치
KR102108077B1 (ko) * 2016-08-11 2020-05-08 엘지전자 주식회사 무선 통신 시스템에서 채널 상태 보고를 위한 방법 및 이를 위한 장치
JP2020519124A (ja) * 2017-05-04 2020-06-25 株式会社Ｎｔｔドコモ チャネル状態情報（ｃｓｉ）の取得方法、ユーザ端末（ｕｅ）、および送受信ポイント（ｔｒｐ）
WO2018201456A1 (en) 2017-05-05 2018-11-08 Qualcomm Incorporated Partial band configuration for channel state information

Also Published As

Publication number Publication date
WO2018201640A1 (en) 2018-11-08
BR112019023033A2 (pt) 2020-06-02
US11265900B2 (en) 2022-03-01
TW201843952A (zh) 2018-12-16
JP2020519116A (ja) 2020-06-25
WO2018201456A1 (en) 2018-11-08
US20200084787A1 (en) 2020-03-12
US11792795B2 (en) 2023-10-17
EP3619936A1 (en) 2020-03-11
JP7206217B2 (ja) 2023-01-17
CN110637474B (zh) 2023-06-02
CN110637474A (zh) 2019-12-31
US20220159690A1 (en) 2022-05-19
TWI778045B (zh) 2022-09-21
EP3619936A4 (en) 2020-12-16
SG11201908818YA (en) 2019-11-28

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