CN105075165A - 反馈csi的方法、调度ue的方法、ue及基站 - Google Patents

反馈csi的方法、调度ue的方法、ue及基站 Download PDF

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Publication number
CN105075165A
CN105075165A CN201480017768.8A CN201480017768A CN105075165A CN 105075165 A CN105075165 A CN 105075165A CN 201480017768 A CN201480017768 A CN 201480017768A CN 105075165 A CN105075165 A CN 105075165A
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CN
China
Prior art keywords
channel quality
channel
csi
parameter
base station
Prior art date
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Pending
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CN201480017768.8A
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English (en)
Inventor
张永平
王悦
刘雨
赖冠宏
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to CN201480017768.8A priority Critical patent/CN105075165A/zh
Publication of CN105075165A publication Critical patent/CN105075165A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • H04L1/0001—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
    • H04L1/0027—Scheduling of signalling, e.g. occurrence thereof
    • 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
    • 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

Landscapes

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

Abstract

本发明公开了反馈CSI的方法、调度UE的方法、UE及基站，其中，反馈CSI的方法包括：UE接收基站广播的参考信号；利用参考信号对基站与UE之间的无线信道进行信道估计，获得CSI和信道质量参数；根据信道质量权值参数对信道质量参数进行调整，获得信道统计质量参数；当信道统计质量参数超过信道质量阈值时，向基站反馈CSI。本发明由于通过信道质量权值参数对信道质量参数进行动态调整，并根据调整后的信道统计质量参数与信道质量阈值的比较结果选择是否上报CSI，因此可以使得系统内的UE被均匀调度。

Description

PCT国内申请，说明书已公开。

Claims (1)

  1. PCT国内申请，权利要求书已公开。
CN201480017768.8A 2013-06-27 2014-05-27 反馈csi的方法、调度ue的方法、ue及基站 Pending CN105075165A (zh)

Priority Applications (1)

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CN201480017768.8A CN105075165A (zh) 2013-06-27 2014-05-27 反馈csi的方法、调度ue的方法、ue及基站

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CN2013102630928 2013-06-27
CN201310263092.8A CN104253674B (zh) 2013-06-27 2013-06-27 反馈csi的方法、调度ue的方法、ue及基站
CN201480017768.8A CN105075165A (zh) 2013-06-27 2014-05-27 反馈csi的方法、调度ue的方法、ue及基站
PCT/CN2014/078474 WO2014206167A1 (zh) 2013-06-27 2014-05-27 反馈csi的方法、调度ue的方法、ue及基站

Publications (1)

Publication Number Publication Date
CN105075165A true CN105075165A (zh) 2015-11-18

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US (1) US9515715B2 (zh)
EP (1) EP3016308B1 (zh)
CN (2) CN104253674B (zh)
WO (1) WO2014206167A1 (zh)

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CN106559123B (zh) * 2015-09-28 2021-10-19 中兴通讯股份有限公司 一种权值获取方法及装置
EP3411969B1 (en) 2016-02-04 2021-05-26 Telefonaktiebolaget LM Ericsson (PUBL) Reporting of radio channel quality
CN108604943A (zh) * 2016-03-15 2018-09-28 富士通株式会社 确认信息的反馈装置、方法以及通信系统
CN107295483A (zh) * 2016-03-31 2017-10-24 展讯通信（上海）有限公司 一种基站及其组呼数据的传输方法
CN107769826A (zh) 2016-08-19 2018-03-06 索尼公司 无线通信系统中的电子设备和方法以及无线通信系统
US10484064B2 (en) * 2016-09-01 2019-11-19 Samsung Electronics Co., Ltd. Method and apparatus for downlink and uplink CSI acquisition
CN107872293B (zh) * 2016-09-28 2023-04-07 华为技术有限公司 信号传输方法和装置
CN108093427B (zh) * 2016-11-23 2020-11-06 中国移动通信集团公司 一种VoLTE业务质量评估方法及系统
CN108390707B (zh) * 2016-12-08 2020-06-30 上海朗帛通信技术有限公司 一种被用于多天线传输的ue、基站中的方法和装置
US10924162B2 (en) 2017-05-05 2021-02-16 At&T Intellectual Property I, L.P. Facilitation of incremental feedback for 5G or other next generation network
CN109560842B (zh) * 2017-09-23 2021-02-12 华为技术有限公司 一种信道状态信息的测量方法及相关设备
CN109600210A (zh) * 2017-09-30 2019-04-09 华为技术有限公司 数据传输方法、终端设备以及网络设备
CN109644119B (zh) 2018-05-08 2020-04-21 Oppo广东移动通信有限公司 无线通信的方法、终端设备和网络设备
WO2021011954A1 (en) 2019-07-15 2021-01-21 Qualcomm Incorporated Channel state information reference signal for wideband operation
US11336352B2 (en) * 2019-07-15 2022-05-17 Qualcomm Incorporated Channel state information reference signal for wideband operation
CN111181889B (zh) * 2019-11-22 2022-08-16 紫光展锐(重庆)科技有限公司 频偏估计样本接收控制方法、系统、设备及存储介质
US11337100B1 (en) 2021-02-25 2022-05-17 Nokia Solutions And Networks Oy Transfer of channel estimate in radio access network
CN114051234B (zh) * 2021-12-03 2023-05-02 广东工业大学 基于深度学习的irs辅助通信系统的csi压缩恢复方法和装置

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Also Published As

Publication number Publication date
CN104253674B (zh) 2017-12-29
CN104253674A (zh) 2014-12-31
EP3016308A1 (en) 2016-05-04
US20160149629A1 (en) 2016-05-26
WO2014206167A1 (zh) 2014-12-31
EP3016308B1 (en) 2018-10-03
EP3016308A4 (en) 2016-07-06
US9515715B2 (en) 2016-12-06

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