TWI778045B - 針對通道狀態資訊的部分頻帶配置 - Google Patents

針對通道狀態資訊的部分頻帶配置 Download PDF

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Publication number
TWI778045B
TWI778045B TW107112544A TW107112544A TWI778045B TW I778045 B TWI778045 B TW I778045B TW 107112544 A TW107112544 A TW 107112544A TW 107112544 A TW107112544 A TW 107112544A TW I778045 B TWI778045 B TW I778045B
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TW
Taiwan
Prior art keywords
csi
frequency band
resource
partial frequency
resources
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TW107112544A
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English (en)
Chinese (zh)
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TW201843952A (zh
Inventor
郝辰溪
張宇
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美商高通公司
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    • 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
    • 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
    • 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
    • H04L5/0051—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
    • 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
    • H04L5/0003—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)
TW107112544A 2017-05-05 2018-04-12 針對通道狀態資訊的部分頻帶配置 TWI778045B (zh)

Applications Claiming Priority (6)

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
WOPCT/CN2017/083251 2017-05-05
??PCT/CN2017/083251 2017-05-05
WOPCT/CN2017/097102 2017-08-11
PCT/CN2017/097102 WO2018201640A1 (en) 2017-05-05 2017-08-11 Partial band configuration for channel state information
??PCT/CN2017/097102 2017-08-11

Publications (2)

Publication Number Publication Date
TW201843952A TW201843952A (zh) 2018-12-16
TWI778045B true TWI778045B (zh) 2022-09-21

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TW107112544A TWI778045B (zh) 2017-05-05 2018-04-12 針對通道狀態資訊的部分頻帶配置

Country Status (9)

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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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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
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US20100124297A1 (en) * 2005-06-20 2010-05-20 Texas Instruments Incorporated Receiving a Pilot Design and Channel Estimation
EP2603031A1 (en) * 2010-08-02 2013-06-12 Huawei Technologies Co., Ltd. Method and device for notifying configuration information for reference signals
TW201345185A (zh) * 2012-03-15 2013-11-01 Sharp Kk 基地台、終端機、通訊系統、通訊方法及積體電路
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US20170063436A1 (en) * 2014-05-16 2017-03-02 Huawei Technologies Co., Ltd. Information Processing Method, Base Station, and User Equipment

Also Published As

Publication number Publication date
US20200084787A1 (en) 2020-03-12
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
SG11201908818YA (en) 2019-11-28
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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