CN109155695A - 信道状态信息的上报方法、读取方法及相关设备 - Google Patents

信道状态信息的上报方法、读取方法及相关设备 Download PDF

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CN109155695A
CN109155695A CN201680085689.XA CN201680085689A CN109155695A CN 109155695 A CN109155695 A CN 109155695A CN 201680085689 A CN201680085689 A CN 201680085689A CN 109155695 A CN109155695 A CN 109155695A
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pmi
state information
channel state
reference signal
signal resource
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CN109155695B (zh
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刘建琴
张瑞齐
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • 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
    • H04B7/0636—Feedback format
    • H04B7/0645—Variable feedback
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/373—Predicting channel quality or other radio frequency [RF] parameters
    • 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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • H04B7/0473—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking constraints in layer or codeword to antenna mapping into account
    • 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
    • H04B7/0478—Special codebook structures directed to feedback optimisation
    • H04B7/0479—Special codebook structures directed to feedback optimisation for multi-dimensional arrays, e.g. horizontal or vertical pre-distortion matrix index [PMI]
    • 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
    • H04B7/0486—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking channel rank into account
    • 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
    • H04B7/0617—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 for beam forming
    • 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
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • 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
    • H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
    • 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
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • 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

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

本发明公开了一种信道状态信息的上报方法，包括：终端确定M份第一参考信号资源的R个第一预编码矩阵指示PMI，以及根据所述R个第一PMI确定信道质量指示CQI，所述M和所述R为大于或等于1的整数；所述终端上报信道状态信息，所述信道状态信息包括所述R个第一PMI和N个CQI，或者所述信道状态信息包括所述R个第一PMI和一个CQI，所述R个第一PMI用于基站根据第一运算准则确定P个第二PMI，所述第二PMI的纬度高于所述第一PMI的维度，所述P和所述N为大于或等于1的整数。本发明实施例还提供了一种信道状态信息的读取方法以及相关设备。采用本发明实施例可降低CSI进程内的参考信号资源的开销。

Description

PCT国内申请，说明书已公开。

Claims (48)

  1. PCT国内申请，权利要求书已公开。
CN201680085689.XA 2016-05-13 2016-05-13 信道状态信息的上报方法、读取方法及相关设备 Active CN109155695B (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114287139A (zh) * 2019-08-23 2022-04-05 株式会社Ntt都科摩 终端以及无线通信方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018008975A1 (ko) * 2016-07-05 2018-01-11 엘지전자 주식회사 다중 안테나 통신 시스템에서 하이브리드 csi 을 갱신하는 방법 및 이를 위한 장치
EP3925309A1 (en) * 2019-02-14 2021-12-22 Sony Group Corporation Terminal device, system and methods
CN112272066B (zh) * 2020-09-15 2022-08-26 中国民用航空飞行学院 一种用于机场终端区甚高频通信中的频谱数据清洗方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102045762A (zh) * 2010-12-02 2011-05-04 大唐移动通信设备有限公司 一种上报信道状态的方法及装置
US20110141987A1 (en) * 2009-12-14 2011-06-16 Samsung Electronics Co., Ltd. Systems and methods for transmitting channel quality information in wireless communication systems
CN102684835A (zh) * 2012-05-10 2012-09-19 电信科学技术研究院 多点信道状态信息的上报方法和设备
CN103746779A (zh) * 2013-12-31 2014-04-23 上海华为技术有限公司 一种信道状态信息测量、参考信号的发送方法和装置
CN104335629A (zh) * 2012-06-28 2015-02-04 华为技术有限公司 信道状态信息处理方法及终端

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8619612B2 (en) * 2011-05-02 2013-12-31 Intel Corporation Measurement and feedback calculation for wireless communication network
MY164105A (en) * 2011-08-12 2017-11-30 Interdigital Patent Holdings Inc Interference measurement in wireless networks
KR101988285B1 (ko) * 2012-09-20 2019-06-12 삼성전자 주식회사 무선 통신 시스템에서 채널 상태 정보 송수신 방법 및 장치
CN103780332B (zh) * 2012-10-19 2017-03-29 电信科学技术研究院 传输编码指示信息和确定预编码矩阵的方法、系统及设备
EP2912875A4 (en) 2012-10-23 2016-07-06 Lg Electronics Inc METHOD FOR RETRIEVING CHANNEL STATE INFORMATION IN A WIRELESS COMMUNICATION SYSTEM AND APPARATUS THEREFOR
JP6407897B2 (ja) * 2013-02-24 2018-10-17 エルジー エレクトロニクス インコーポレイティド 無線通信システムにおいて３次元ビームフォーミングのためのチャネル状態情報を報告する方法およびそのための装置
WO2015054879A1 (zh) * 2013-10-18 2015-04-23 华为技术有限公司 信道状态信息的测量和反馈方法、终端及基站
US20150288499A1 (en) * 2014-04-07 2015-10-08 Samsung Electronics Co., Ltd. Periodic and aperiodic channel state information reporting for advanced wireless communication systems
US9537552B2 (en) * 2014-09-12 2017-01-03 Samsung Electronics Co., Ltd. Method and apparatus for channel state information based on antenna mapping and subsampling
CN105530036B (zh) * 2014-09-28 2019-04-02 电信科学技术研究院 信道状态信息反馈方法、设备及系统
CN105530037B (zh) * 2014-10-24 2019-04-19 电信科学技术研究院 一种信道状态信息的反馈、获取方法及装置
JP7085983B2 (ja) 2015-03-27 2022-06-17 サムスン エレクトロニクス カンパニー リミテッド 大規模アンテナシステムにおけるリソース割り当て装置及び方法
CN106160821B (zh) * 2015-03-31 2019-11-19 电信科学技术研究院 一种信道状态信息反馈、获取方法及装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110141987A1 (en) * 2009-12-14 2011-06-16 Samsung Electronics Co., Ltd. Systems and methods for transmitting channel quality information in wireless communication systems
CN102045762A (zh) * 2010-12-02 2011-05-04 大唐移动通信设备有限公司 一种上报信道状态的方法及装置
CN102684835A (zh) * 2012-05-10 2012-09-19 电信科学技术研究院 多点信道状态信息的上报方法和设备
CN104335629A (zh) * 2012-06-28 2015-02-04 华为技术有限公司 信道状态信息处理方法及终端
CN103746779A (zh) * 2013-12-31 2014-04-23 上海华为技术有限公司 一种信道状态信息测量、参考信号的发送方法和装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114287139A (zh) * 2019-08-23 2022-04-05 株式会社Ntt都科摩 终端以及无线通信方法

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WO2017193404A1 (zh) 2017-11-16
EP3451565A1 (en) 2019-03-06
JP2019521570A (ja) 2019-07-25
KR20190007475A (ko) 2019-01-22
JP6731497B2 (ja) 2020-07-29
US10742294B2 (en) 2020-08-11
BR112018073440A2 (pt) 2019-03-26
US20190081683A1 (en) 2019-03-14
EP3451565A4 (en) 2019-07-31
CN109155695B (zh) 2021-01-29

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