CN110313136A - 一种模拟波束切换方法及装置 - Google Patents

一种模拟波束切换方法及装置 Download PDF

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Publication number
CN110313136A
CN110313136A CN201780083867.XA CN201780083867A CN110313136A CN 110313136 A CN110313136 A CN 110313136A CN 201780083867 A CN201780083867 A CN 201780083867A CN 110313136 A CN110313136 A CN 110313136A
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China
Prior art keywords
analog beam
base station
terminal
uplink
data channel
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CN201780083867.XA
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CN110313136B (zh
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黄禹淇
朱有团
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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
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam 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
    • H04B7/0621—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
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • 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
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • 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
    • H04B7/0617—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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0069—Transmission or use of information for re-establishing the radio link in case of dual connectivity, e.g. decoupled uplink/downlink
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/06—Reselecting a communication resource in the serving access point
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/34—Reselection control
    • H04W36/36—Reselection control by user or terminal equipment

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

Abstract

一种模拟波束切换方法及装置，用于在终端切换模拟波束时保证系统通信可靠性。该方法为：终端通过第一模拟波束传输数据信道，确定第二模拟波束为切换的目标波束，所述终端通过所述第二模拟波束传输数据信道的相关信号；以及，所述终端通过所述第一模拟波束传输数据信道，并在满足设定条件时由所述第一模拟波束切换到所述第二模拟波束传输所述数据信道。

Description

PCT国内申请，说明书已公开。

Claims (12)

  1. PCT国内申请，权利要求书已公开。
CN201780083867.XA 2017-01-24 2017-01-24 一种模拟波束切换方法及装置 Active CN110313136B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/072516 WO2018137156A1 (zh) 2017-01-24 2017-01-24 一种模拟波束切换方法及装置

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CN110313136A true CN110313136A (zh) 2019-10-08
CN110313136B CN110313136B (zh) 2021-05-18

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US (1) US10944464B2 (zh)
EP (1) EP3562054A4 (zh)
CN (1) CN110313136B (zh)
WO (1) WO2018137156A1 (zh)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116137545A (zh) * 2017-03-21 2023-05-19 三菱电机株式会社 通信系统
US11425650B2 (en) * 2019-04-26 2022-08-23 Qualcomm Incorporated Signaling for multi-panel UE activation
CN116391392A (zh) * 2020-11-13 2023-07-04 华为技术有限公司 一种波束切换的方法及装置
CN115550948B (zh) * 2022-11-25 2023-08-18 北京九天微星科技发展有限公司 一种上行探测参考信号传输方法及设备

Citations (5)

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US20110105126A1 (en) * 2009-06-15 2011-05-05 The Aerospace Corportion Terminal initiated intrasatellite antenna handover method
CN103607233A (zh) * 2013-12-06 2014-02-26 北京邮电大学 一种波束切换方法
CN104115419A (zh) * 2011-12-16 2014-10-22 三星电子株式会社 在毫米波宽带通信中增强可靠性的方法和装置
US20150382268A1 (en) * 2014-06-30 2015-12-31 Qualcomm Incorporated Handover with integrated antenna beam training in wireless networks
CN106063362A (zh) * 2014-01-29 2016-10-26 华为终端有限公司 通信连接建立方法及媒介设备

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Publication number Priority date Publication date Assignee Title
US6996418B2 (en) 2000-12-29 2006-02-07 Nortel Networks Limited Apparatus and method for OFDM data communications
WO2014107012A1 (en) * 2013-01-02 2014-07-10 Lg Electronics Inc. Method and apparatus for receiving downlink radio signal
CN104955061A (zh) * 2014-03-28 2015-09-30 华为技术有限公司 波束选择方法及基站
EP3295737B1 (en) 2015-05-12 2021-02-24 Telefonaktiebolaget LM Ericsson (publ) Methods and devices for beam selection
WO2017022870A1 (en) * 2015-08-03 2017-02-09 Samsung Electronics Co., Ltd. Method and apparatus for initial access in wireless communication system
WO2017088898A1 (en) * 2015-11-23 2017-06-01 Nokia Solutions And Networks Oy User device beamforming training in wireless networks
US10270514B2 (en) * 2016-01-14 2019-04-23 Samsung Electronics Co., Ltd. Method and apparatus for generating beam measurement information in a wireless communication system
US10574304B2 (en) * 2016-05-10 2020-02-25 Nokia Solutions And Networks Oy Method, system and apparatus of beam selection

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110105126A1 (en) * 2009-06-15 2011-05-05 The Aerospace Corportion Terminal initiated intrasatellite antenna handover method
CN104115419A (zh) * 2011-12-16 2014-10-22 三星电子株式会社 在毫米波宽带通信中增强可靠性的方法和装置
CN103607233A (zh) * 2013-12-06 2014-02-26 北京邮电大学 一种波束切换方法
CN106063362A (zh) * 2014-01-29 2016-10-26 华为终端有限公司 通信连接建立方法及媒介设备
US20150382268A1 (en) * 2014-06-30 2015-12-31 Qualcomm Incorporated Handover with integrated antenna beam training in wireless networks

Also Published As

Publication number Publication date
US10944464B2 (en) 2021-03-09
EP3562054A1 (en) 2019-10-30
WO2018137156A1 (zh) 2018-08-02
US20190349064A1 (en) 2019-11-14
CN110313136B (zh) 2021-05-18
EP3562054A4 (en) 2020-01-01

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