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CN105432138A - 单板、无线通信系统及单板内外的通道校正方法 - Google Patents

单板、无线通信系统及单板内外的通道校正方法 Download PDF

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Publication number
CN105432138A
CN105432138A CN201380074402.XA CN201380074402A CN105432138A CN 105432138 A CN105432138 A CN 105432138A CN 201380074402 A CN201380074402 A CN 201380074402A CN 105432138 A CN105432138 A CN 105432138A
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China
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single board
board
receiver
channel
previous
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CN201380074402.XA
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CN105432138B (zh
Inventor
王斌
赵育青
温怀林
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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
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/11—Monitoring; Testing of transmitters for calibration
    • H04B17/14—Monitoring; Testing of transmitters for calibration of the whole transmission and reception path, e.g. self-test loop-back
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/21—Monitoring; Testing of receivers for calibration; for correcting measurements
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/42—Loop networks
    • H04L12/422—Synchronisation for ring networks

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)

Abstract

本发明涉及无线通信领域，特别涉及一种单板、无线通信系统及单板内外的通道校正方法，其中所述单板包括：基带单元、多个发射机、多个接收机、多天线阵列、校正收发信机、校正计算单元，双向耦合器和合路-功分器，所述双向耦合器，用于耦合所述多个发射机输出的射频信号后传输给所述合路-功分器，并将所述合路-功分器分路后的接收机校正参考信号耦合后发送给所述多个接收机；所述合路-功分器，用于将所述双向耦合器耦合后的发射机射频信号合路后传给所述校正收发信机，并用于将所述校正收发信机发送的接收机校正参考信号分路后发送给所述耦合器。本发明实施例可保证发射机和接收机通道互易性校正的准确性。

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。
CN201380074402.XA 2013-11-08 2013-11-08 单板、无线通信系统及单板内外的通道校正方法 Active CN105432138B (zh)

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PCT/CN2013/086757 WO2015066884A1 (zh) 2013-11-08 2013-11-08 单板、无线通信系统及单板内外的通道校正方法

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CN105432138A true CN105432138A (zh) 2016-03-23
CN105432138B CN105432138B (zh) 2020-06-02

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Country Link
US (1) US9954662B2 (zh)
EP (1) EP3054743B1 (zh)
KR (1) KR101816467B1 (zh)
CN (1) CN105432138B (zh)
WO (1) WO2015066884A1 (zh)

Cited By (1)

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CN112731315A (zh) * 2020-12-21 2021-04-30 四川九洲空管科技有限责任公司 一种大阵面数字阵雷达快速幅相校准系统及方法

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* Cited by examiner, † Cited by third party
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KR102408468B1 (ko) 2017-02-21 2022-06-14 메이븐 와이어리스 스웨덴 에이비 멀티-오퍼레이터 네트워크를 위한 분산형 안테나 시스템
WO2019153186A1 (zh) * 2018-02-08 2019-08-15 上海诺基亚贝尔股份有限公司 一种对天线阵列进行盲校准的方法和装置
CN110299951B (zh) * 2018-03-23 2022-04-22 中兴通讯股份有限公司 一种相位校准方法及装置
EP3565135B8 (en) * 2018-04-30 2022-06-22 Rohde & Schwarz GmbH & Co. KG System and method for inverting a radio channel for broadband signals
CN111889976B (zh) * 2020-07-30 2022-05-20 广东三睿科技有限公司 一种基站反射板的生产方法

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CN1303220A (zh) * 1999-12-15 2001-07-11 日本电信电话株式会社 自适应阵列天线收发装置
CN1571534A (zh) * 2003-07-17 2005-01-26 华为技术有限公司 一种无线通信系统收发通道的校正装置及方法
CN1571549A (zh) * 2003-07-17 2005-01-26 华为技术有限公司 一种阵列天线收发通道的校正装置及方法
WO2010121425A1 (zh) * 2009-04-22 2010-10-28 华为技术有限公司 一种校准方法及有源天线
US20110103495A1 (en) * 2009-11-04 2011-05-05 Itt Manufacturing Enterprises, Inc. Communications link redundancy including multiple input, multiple output architecture
US20120020392A1 (en) * 2009-02-13 2012-01-26 O'keeffe Conor Communication system, network element and method for antenna array calibration
CN103378886A (zh) * 2012-04-13 2013-10-30 中国移动通信集团公司 一种rru天线校准方法、装置及系统

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CN100514947C (zh) 2005-12-23 2009-07-15 华为技术有限公司 一种通道校正的方法和系统
US8559571B2 (en) * 2007-08-17 2013-10-15 Ralink Technology Corporation Method and apparatus for beamforming of multi-input-multi-output (MIMO) orthogonal frequency division multiplexing (OFDM) transceivers
KR101452999B1 (ko) * 2008-01-25 2014-10-21 삼성전자주식회사 다중 안테나 시스템에서 캘리브레이션 장치 및 방법
WO2011097652A1 (en) * 2010-02-08 2011-08-11 Broadcom Corporation Method and system for uplink beamforming calibration in a multi-antenna wireless communication system
CN203012704U (zh) * 2012-12-14 2013-06-19 中船重工（武汉）凌久电子有限责任公司 可实现dsp单板或多板jtag调试的系统
US10205585B2 (en) * 2014-09-25 2019-02-12 Huawei Technologies Co., Ltd. Systems and methods for analog cancellation for division free duplexing for radios using MIMO

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1303220A (zh) * 1999-12-15 2001-07-11 日本电信电话株式会社 自适应阵列天线收发装置
CN1571534A (zh) * 2003-07-17 2005-01-26 华为技术有限公司 一种无线通信系统收发通道的校正装置及方法
CN1571549A (zh) * 2003-07-17 2005-01-26 华为技术有限公司 一种阵列天线收发通道的校正装置及方法
US20120020392A1 (en) * 2009-02-13 2012-01-26 O'keeffe Conor Communication system, network element and method for antenna array calibration
WO2010121425A1 (zh) * 2009-04-22 2010-10-28 华为技术有限公司 一种校准方法及有源天线
US20110103495A1 (en) * 2009-11-04 2011-05-05 Itt Manufacturing Enterprises, Inc. Communications link redundancy including multiple input, multiple output architecture
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112731315A (zh) * 2020-12-21 2021-04-30 四川九洲空管科技有限责任公司 一种大阵面数字阵雷达快速幅相校准系统及方法
CN112731315B (zh) * 2020-12-21 2023-02-03 四川九洲空管科技有限责任公司 一种大阵面数字阵雷达快速幅相校准系统及方法

Also Published As

Publication number Publication date
KR101816467B1 (ko) 2018-01-08
EP3054743A4 (en) 2016-11-23
WO2015066884A1 (zh) 2015-05-14
CN105432138B (zh) 2020-06-02
KR20160077143A (ko) 2016-07-01
EP3054743A1 (en) 2016-08-10
EP3054743B1 (en) 2019-06-26
US20160254890A1 (en) 2016-09-01
US9954662B2 (en) 2018-04-24

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