ATE478351T1 - Antennengruppenkalibrierung - Google Patents

Antennengruppenkalibrierung

Info

Publication number
ATE478351T1
ATE478351T1 AT05792495T AT05792495T ATE478351T1 AT E478351 T1 ATE478351 T1 AT E478351T1 AT 05792495 T AT05792495 T AT 05792495T AT 05792495 T AT05792495 T AT 05792495T AT E478351 T1 ATE478351 T1 AT E478351T1
Authority
AT
Austria
Prior art keywords
signal
antennas
phase
power
quadrature
Prior art date
Application number
AT05792495T
Other languages
English (en)
Inventor
Hang Jin
John Grabner
Original Assignee
Cisco Tech Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cisco Tech Inc filed Critical Cisco Tech Inc
Application granted granted Critical
Publication of ATE478351T1 publication Critical patent/ATE478351T1/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/267—Phased-array testing or checking 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
    • H04B17/22—Monitoring; Testing of receivers for calibration; for correcting measurements for calibration of the receiver components
    • H04B17/221—Monitoring; Testing of receivers for calibration; for correcting measurements for calibration of the receiver components of receiver antennas, e.g. as to amplitude or phase
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/40—Means for monitoring or calibrating

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
AT05792495T 2004-08-31 2005-08-29 Antennengruppenkalibrierung ATE478351T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US60653404P 2004-08-31 2004-08-31
US11/115,598 US7209078B2 (en) 2004-08-31 2005-04-27 Antenna array calibration
PCT/US2005/030739 WO2006026582A2 (en) 2004-08-31 2005-08-29 Antenna array calibration

Publications (1)

Publication Number Publication Date
ATE478351T1 true ATE478351T1 (de) 2010-09-15

Family

ID=35942325

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05792495T ATE478351T1 (de) 2004-08-31 2005-08-29 Antennengruppenkalibrierung

Country Status (6)

Country Link
US (1) US7209078B2 (de)
EP (1) EP1784658B1 (de)
CN (1) CN101180551B (de)
AT (1) ATE478351T1 (de)
DE (1) DE602005023030D1 (de)
WO (1) WO2006026582A2 (de)

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US8193971B2 (en) * 2008-11-10 2012-06-05 Motorola Mobility, Inc. Antenna reciprocity calibration
GB2467773B (en) * 2009-02-13 2012-02-01 Socowave Technologies Ltd Communication system, apparatus and methods for calibrating an antenna array
GB2467772B (en) * 2009-02-13 2012-05-02 Socowave Technologies Ltd Communication system, network element and method for antenna array calibration
CN101483273B (zh) * 2009-02-24 2012-06-13 中国航天科技集团公司第五研究院第五○四研究所 一种幅度和相位可变的阵列天线的校准方法
US8380133B2 (en) * 2009-05-11 2013-02-19 Nec Laboratories America, Inc. Beamforming methods and systems employing measured power at a receiver to perform channel estimation
US8548379B2 (en) 2009-08-19 2013-10-01 Cisco Technology, Inc. Calibration-less transmit beamforming
CN102148425B (zh) * 2010-02-10 2014-07-30 雷凌科技股份有限公司 用于智慧型天线的馈入装置
EP2372836B1 (de) * 2010-03-18 2017-05-03 Alcatel Lucent Kalibriereinrichtung für ein Antennen-Array
WO2012000569A1 (en) * 2010-07-01 2012-01-05 Nokia Siemens Networks Oy Antenna arrangement
JP5620757B2 (ja) * 2010-09-01 2014-11-05 株式会社豊田中央研究所 レーダ装置
US9025575B2 (en) 2012-11-15 2015-05-05 Telefonaktiebolaget Lm Ericsson (Publ) Antenna array calibration using traffic signals
US9094254B2 (en) 2012-11-15 2015-07-28 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for antenna array calibration using traffic signals
US9214726B2 (en) 2013-01-21 2015-12-15 International Business Machines Corporation High frequency phase shifter array testing
US20140329472A1 (en) * 2013-05-03 2014-11-06 CommSense LLC Antenna Environment Sensing Device
CN104515961B (zh) * 2013-09-30 2018-02-13 西门子(深圳)磁共振有限公司 磁共振成像方法和装置
CN103746193B (zh) * 2013-12-13 2016-07-06 京信通信技术(广州)有限公司 智能天线及其校准装置
US10056685B2 (en) * 2014-03-06 2018-08-21 Samsung Electronics Co., Ltd. Antenna array self-calibration
EP3192194B1 (de) * 2014-09-11 2019-08-28 Guangdong OPPO Mobile Telecommunications Corp., Ltd. Verfahren und vorrichtung zur antennenkalibrierung und sender-empfänger
US10014916B2 (en) 2014-11-10 2018-07-03 Samsung Electronics Co., Ltd. 2D active antenna array operation for wireless communication systems
US9866336B2 (en) * 2015-06-17 2018-01-09 Google Llc Phased array antenna self-calibration
US9759799B2 (en) 2015-06-24 2017-09-12 International Business Machines Corporation Beacon array
CN106330789B (zh) * 2015-07-01 2019-08-23 上海朗帛通信技术有限公司 一种基于多用户叠加传输的pmch传输方法和装置
CN105375118A (zh) * 2015-11-30 2016-03-02 深圳市华讯方舟科技有限公司 一种智能天线校准装置
EP3358753B1 (de) 2016-02-04 2020-09-09 Huawei Technologies Co., Ltd. Verfahren und vorrichtung zur anpassung der phase einer gruppenantenne
US10484106B2 (en) * 2016-05-05 2019-11-19 International Business Machines Corporation Antenna calibration
WO2017203324A1 (en) 2016-05-24 2017-11-30 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for antenna array calibration using on-board receiver
US10523345B2 (en) * 2017-03-06 2019-12-31 Samsung Electronics Co., Ltd. Methods and apparatus for calibration and array operation in advanced MIMO system
US10128894B1 (en) * 2017-05-09 2018-11-13 Analog Devices Global Active antenna calibration
TWI645687B (zh) * 2017-08-11 2018-12-21 瑞昱半導體股份有限公司 訊號收發裝置與其校正方法
WO2019048903A1 (en) 2017-09-06 2019-03-14 Telefonaktiebolaget Lm Ericsson (Publ) METHOD AND APPARATUS FOR ANTENNA NETWORK CALIBRATION WITH INTERFERENCE REDUCTION
EP3641165B1 (de) * 2017-09-28 2022-05-25 Huawei Technologies Co., Ltd. Verfahren, vorrichtung und system zur kalibrierung von gruppenantennen
EP3704820B1 (de) 2017-10-31 2022-04-27 Telefonaktiebolaget LM Ericsson (publ) Orthogonale trainingssignale zur übertragung in einem antennenarray
FR3087977B1 (fr) * 2018-10-29 2021-12-10 Safran Electronics & Defense Auto-etalonnage d'un reseau d'antennes
FR3093595B1 (fr) * 2019-03-07 2022-03-11 Thales Sa Systeme de calibration depuis le sol d'une charge utile d'un satellite
US11038601B2 (en) * 2019-04-18 2021-06-15 Samsung Electronics Co., Ltd Apparatus and method for calibrating analog phased antenna array
EP3748374B8 (de) * 2019-06-06 2023-02-15 Rohde & Schwarz GmbH & Co. KG System und verfahren zur kalibrierung von funkfrequenz-testkammern
US20210328560A1 (en) * 2020-04-17 2021-10-21 Infineon Technologies Ag Integrated phase difference measurement
CN111610379B (zh) * 2020-05-30 2021-09-14 广东省计量科学研究院（华南国家计量测试中心） 5g天线阵列信号计量方法和系统
CN113514793B (zh) * 2021-06-09 2024-09-17 上海铂联通信技术有限公司 一种测向链路校准方法及系统
CN116068273B (zh) * 2023-03-06 2023-06-13 中国人民解放军海军工程大学 一种大功率短波相控阵相位检测方法
WO2025076650A1 (en) * 2023-10-09 2025-04-17 Telefonaktiebolaget Lm Ericsson (Publ) Antenna calibration for extended rf branches

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Also Published As

Publication number Publication date
WO2006026582A2 (en) 2006-03-09
US7209078B2 (en) 2007-04-24
EP1784658A4 (de) 2007-09-26
EP1784658A2 (de) 2007-05-16
US20060044185A1 (en) 2006-03-02
CN101180551A (zh) 2008-05-14
EP1784658B1 (de) 2010-08-18
DE602005023030D1 (de) 2010-09-30
CN101180551B (zh) 2011-10-05
WO2006026582A3 (en) 2006-09-21

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