CN110637474B - 针对信道状态信息的部分频带配置 - Google Patents

针对信道状态信息的部分频带配置 Download PDF

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CN110637474B
CN110637474B CN201780090191.7A CN201780090191A CN110637474B CN 110637474 B CN110637474 B CN 110637474B CN 201780090191 A CN201780090191 A CN 201780090191A CN 110637474 B CN110637474 B CN 110637474B
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csi
resources
partial
band
configuration
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CN110637474A (zh
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郝辰曦
张煜
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Qualcomm Inc
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Qualcomm Inc
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    • 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
    • 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
    • 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
    • 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
    • H04L5/0051Allocation 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
    • 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
    • H04L5/0003Two-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

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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)
CN201780090191.7A 2017-05-05 2017-08-11 针对信道状态信息的部分频带配置 Active CN110637474B (zh)

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 (2)

Publication Number Publication Date
CN110637474A CN110637474A (zh) 2019-12-31
CN110637474B true CN110637474B (zh) 2023-06-02

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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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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
CN110637474A (zh) 2019-12-31
KR20200003810A (ko) 2020-01-10
US20220159690A1 (en) 2022-05-19
TWI778045B (zh) 2022-09-21
EP3619936A4 (en) 2020-12-16
SG11201908818YA (en) 2019-11-28

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