SG11201908818YA - Partial band configuration for channel state information - Google Patents

Partial band configuration for channel state information

Info

Publication number
SG11201908818YA
SG11201908818YA SG11201908818YA SG11201908818YA SG 11201908818Y A SG11201908818Y A SG 11201908818YA SG 11201908818Y A SG11201908818Y A SG 11201908818YA SG 11201908818Y A SG11201908818Y A SG 11201908818YA
Authority
SG
Singapore
Prior art keywords
international
channel state
pct
state information
california
Prior art date
Application number
Other languages
English (en)
Inventor
Chenxi Hao
Yu Zhang
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of SG11201908818YA publication Critical patent/SG11201908818YA/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/12Wireless traffic scheduling
    • H04W72/1263Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1273Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of downlink data flows
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413MIMO systems
    • H04B7/0456Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity 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
    • H04B7/0615Diversity 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
    • H04B7/0619Diversity 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
    • H04B7/0621Feedback content
    • H04B7/0632Channel quality parameters, e.g. channel quality indicator [CQI]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity 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
    • H04B7/0615Diversity 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
    • H04B7/0619Diversity 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
    • H04B7/0621Feedback content
    • H04B7/0634Antenna weights or vector/matrix coefficients
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202Channel estimation
    • H04L25/0224Channel estimation using sounding signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0014Three-dimensional division
    • H04L5/0023Time-frequency-space
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/005Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/0051Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • H04W72/0457Variable allocation of band or rate
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/23Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202Channel estimation
    • H04L25/0204Channel estimation of multiple channels
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0003Two-dimensional division
    • H04L5/0005Time-frequency
    • H04L5/0007Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048Allocation of pilot signals, i.e. of signals known to the receiver

Landscapes

  • 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)
SG11201908818Y 2017-05-05 2017-08-11 Partial band configuration for channel state information SG11201908818YA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
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
SG11201908818YA true SG11201908818YA (en) 2019-11-28

Family

ID=64015697

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201908818Y SG11201908818YA (en) 2017-05-05 2017-08-11 Partial band configuration for channel state information

Country Status (9)

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

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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
WO2019029822A1 (en) * 2017-08-11 2019-02-14 Huawei Technologies Co., Ltd. ADAPTIVE ATTRIBUTION AND ADJUSTMENT OF CSI RESOURCES BASED ON DIFFERENTIATED CHANNEL CONDITIONS
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
WO2019241912A1 (en) * 2018-06-19 2019-12-26 Nec Corporation Csi measurement for multiple trp/panel transmission
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
EP4042583A4 (en) * 2019-10-08 2022-10-19 Telefonaktiebolaget Lm Ericsson (Publ) METHODS, UE AND APU FOR MANAGING 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
US20240340049A1 (en) * 2021-04-09 2024-10-10 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
US20230188946A1 (en) * 2021-12-10 2023-06-15 Qualcomm Incorporated Configuration of multiple sets of frequency resources for broadcast and multicast communications
CN115486022B (zh) * 2022-08-11 2025-07-04 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
MX2009010074A (es) 2007-03-21 2010-03-03 Interdigital Tech Corp Metodo y aparato de comunicacion inalambrico (mimo) para transmitir y descodificar estructuras de bloque de recurso en base en un modo de señal de referencia dedicado.
EP2522099A4 (en) 2010-01-07 2014-12-31 Marvell World Trade Ltd SIGNALING OF DEDICATED REFERENCE SIGNAL PRECODING GRANULARITY (DRS)
US9136997B2 (en) * 2010-05-04 2015-09-15 Qualcomm Incorporated Methods and apparatuses for using channel state information reference signals
CN102347817B (zh) * 2010-08-02 2014-01-08 华为技术有限公司 通知参考信号配置信息的方法及设备
US9252930B2 (en) 2011-01-07 2016-02-02 Futurewei Technologies, Inc. Reference signal transmission and reception method and equipment
CN103733583A (zh) * 2011-08-05 2014-04-16 瑞典爱立信有限公司 参考信号生成技术
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
US20130286964A1 (en) * 2012-04-27 2013-10-31 Htc Corporation Method of Configuring CSI-RS for Coordinated Multiple Point Interference Measurement and Related Communication Device
CN103391154B (zh) * 2012-05-10 2017-10-10 中兴通讯股份有限公司 信道状态信息的反馈方法及装置
US9407343B2 (en) * 2012-08-31 2016-08-02 Google Technology Holdings LLC Method and apparatus for mitigating downlink interference
US9503924B2 (en) 2013-01-18 2016-11-22 Qualcomm Incorporated Interpolation-based channel state information (CSI) enhancements in long-term evolution (LTE)
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CN109644033B (zh) * 2016-08-11 2022-04-15 Lg 电子株式会社 无线通信系统中的信道状态报告方法及其设备
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
US20200084787A1 (en) 2020-03-12
TWI778045B (zh) 2022-09-21
US20220159690A1 (en) 2022-05-19
EP3619936A1 (en) 2020-03-11
TW201843952A (zh) 2018-12-16
KR20200003810A (ko) 2020-01-10
US11792795B2 (en) 2023-10-17
CN110637474A (zh) 2019-12-31
US11265900B2 (en) 2022-03-01
WO2018201640A1 (en) 2018-11-08
CN110637474B (zh) 2023-06-02
BR112019023033A2 (pt) 2020-06-02
JP7206217B2 (ja) 2023-01-17
JP2020519116A (ja) 2020-06-25
WO2018201456A1 (en) 2018-11-08
EP3619936A4 (en) 2020-12-16

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