CN109155711A - 参考信号发送方法、检测方法、基站和移动台 - Google Patents

参考信号发送方法、检测方法、基站和移动台 Download PDF

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Publication number
CN109155711A
CN109155711A CN201780026827.1A CN201780026827A CN109155711A CN 109155711 A CN109155711 A CN 109155711A CN 201780026827 A CN201780026827 A CN 201780026827A CN 109155711 A CN109155711 A CN 109155711A
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China
Prior art keywords
csi
mobile station
resource
configuration
antenna port
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CN109155711B (zh
Inventor
那崇宁
蒋惠玲
柿岛佑
柿岛佑一
永田聪
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NTT Docomo Inc
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NTT Docomo Inc
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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
    • 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
    • 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
    • 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
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • 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

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

本发明的实施例提供了一种CSI‑RS发送方法、CSI检测方法、基站和移动台。根据本发明实施例的信道状态信息参考信号(CSI‑RS)发送方法由基站执行，包括：对多个CSI‑RS初始资源配置进行聚合，以获得CSI‑RS聚合资源配置；使用所述CSI‑RS聚合资源配置中的第一部分资源配置，以第一密度发送所述天线阵列中的第一天线端口的CSI‑RS；以及使用所述CSI‑RS聚合资源配置中的第二部分资源配置，以第二密度发送所述天线阵列中的第二天线端口的CSI‑RS。

Description

PCT国内申请，说明书已公开。

Claims (23)

  1. PCT国内申请，权利要求书已公开。
CN201780026827.1A 2016-05-12 2017-05-08 参考信号发送方法、检测方法、基站和移动台 Active CN109155711B (zh)

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CN201610317343.XA CN107370582A (zh) 2016-05-12 2016-05-12 参考信号发送方法、检测方法、基站和移动台
CN201610317343X 2016-05-12
PCT/CN2017/083439 WO2017193884A1 (zh) 2016-05-12 2017-05-08 参考信号发送方法、检测方法、基站和移动台

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US (1) US20190199492A1 (zh)
EP (1) EP3457721A4 (zh)
JP (2) JP2019516327A (zh)
CN (2) CN107370582A (zh)
WO (1) WO2017193884A1 (zh)

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US11985515B2 (en) * 2019-11-04 2024-05-14 Qualcomm Incorporated Methods and apparatuses for dynamic antenna array reconfiguration and signaling in millimeter wave bands
WO2021168806A1 (zh) * 2020-02-28 2021-09-02 华为技术有限公司 信道状态信息测量的方法和装置
CN113950093A (zh) * 2020-07-15 2022-01-18 大唐移动通信设备有限公司 一种csi测量上报方法、终端及网络侧设备

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JP2022058862A (ja) 2022-04-12
EP3457721A4 (en) 2020-01-08
EP3457721A1 (en) 2019-03-20
US20190199492A1 (en) 2019-06-27
CN109155711B (zh) 2022-02-18
JP7291257B2 (ja) 2023-06-14
JP2019516327A (ja) 2019-06-13
WO2017193884A1 (zh) 2017-11-16
CN107370582A (zh) 2017-11-21

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