JP4903805B2 - 多入力多出力無線通信システムのためのアンテナアレイ較正 - Google Patents

多入力多出力無線通信システムのためのアンテナアレイ較正 Download PDF

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Publication number
JP4903805B2
JP4903805B2 JP2008539159A JP2008539159A JP4903805B2 JP 4903805 B2 JP4903805 B2 JP 4903805B2 JP 2008539159 A JP2008539159 A JP 2008539159A JP 2008539159 A JP2008539159 A JP 2008539159A JP 4903805 B2 JP4903805 B2 JP 4903805B2
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JP
Japan
Prior art keywords
calibration
channel estimation
estimation information
antennas
antenna
Prior art date
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Expired - Fee Related
Application number
JP2008539159A
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English (en)
Japanese (ja)
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JP2009527132A (ja
Inventor
ナギブ、アイマン・フォージー
ゴロコブ、アレクセイ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm 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
Priority claimed from US11/398,077 external-priority patent/US8498669B2/en
Priority claimed from US11/405,944 external-priority patent/US8280430B2/en
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Priority claimed from PCT/US2006/060502 external-priority patent/WO2007056676A2/en
Publication of JP2009527132A publication Critical patent/JP2009527132A/ja
Application granted granted Critical
Publication of JP4903805B2 publication Critical patent/JP4903805B2/ja
Expired - Fee Related legal-status Critical Current
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    • 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
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/11—Monitoring; Testing of transmitters for calibration
    • H04B17/12—Monitoring; Testing of transmitters for calibration of transmit antennas, e.g. of the amplitude or phase
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03343—Arrangements at the transmitter end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/36—Modulator circuits; Transmitter circuits
    • H04L27/366—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator
    • H04L27/367—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion
    • H04L27/368—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion adaptive predistortion
    • 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
    • H04L25/0204—Channel estimation of multiple channels
    • 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
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
JP2008539159A 2005-11-02 2006-11-02 多入力多出力無線通信システムのためのアンテナアレイ較正 Expired - Fee Related JP4903805B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US73302105P 2005-11-02 2005-11-02
US60/733,021 2005-11-02
US11/398,077 US8498669B2 (en) 2005-06-16 2006-04-04 Antenna array calibration for wireless communication systems
US11/398,077 2006-04-04
US11/405,944 2006-04-17
US11/405,944 US8280430B2 (en) 2005-11-02 2006-04-17 Antenna array calibration for multi-input multi-output wireless communication systems
PCT/US2006/060502 WO2007056676A2 (en) 2005-11-02 2006-11-02 Antenna array calibration for multi-input multi-output wireless communication systems

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2011243768A Division JP5384599B2 (ja) 2005-11-02 2011-11-07 多入力多出力無線通信システムのためのアンテナアレイ較正

Publications (2)

Publication Number Publication Date
JP2009527132A JP2009527132A (ja) 2009-07-23
JP4903805B2 true JP4903805B2 (ja) 2012-03-28

Family

ID=41489044

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2008539159A Expired - Fee Related JP4903805B2 (ja) 2005-11-02 2006-11-02 多入力多出力無線通信システムのためのアンテナアレイ較正
JP2011243768A Expired - Fee Related JP5384599B2 (ja) 2005-11-02 2011-11-07 多入力多出力無線通信システムのためのアンテナアレイ較正

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2011243768A Expired - Fee Related JP5384599B2 (ja) 2005-11-02 2011-11-07 多入力多出力無線通信システムのためのアンテナアレイ較正

Country Status (3)

Country Link
JP (2) JP4903805B2 (ru)
RU (1) RU2395163C2 (ru)
TW (1) TWI357234B (ru)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090093222A1 (en) * 2007-10-03 2009-04-09 Qualcomm Incorporated Calibration and beamforming in a wireless communication system
US8428521B2 (en) * 2009-08-04 2013-04-23 Qualcomm Incorporated Control for uplink in MIMO communication system
CN102082745B (zh) * 2010-04-19 2013-10-16 电信科学技术研究院 天线校准信息的上报、天线校准因子的确定方法及设备
JP6723424B1 (ja) 2019-06-21 2020-07-15 株式会社横須賀テレコムリサーチパーク 送受信方法および送受信システム

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4557429B2 (ja) * 1998-11-24 2010-10-06 インテル・コーポレーション アレイ・アンテナを有する無線通信局を較正する方法および装置
US8320301B2 (en) * 2002-10-25 2012-11-27 Qualcomm Incorporated MIMO WLAN system
US7151809B2 (en) * 2002-10-25 2006-12-19 Qualcomm, Incorporated Channel estimation and spatial processing for TDD MIMO systems
US8134976B2 (en) * 2002-10-25 2012-03-13 Qualcomm Incorporated Channel calibration for a time division duplexed communication system
US7206354B2 (en) * 2004-02-19 2007-04-17 Qualcomm Incorporated Calibration of downlink and uplink channel responses in a wireless MIMO communication system

Also Published As

Publication number Publication date
JP5384599B2 (ja) 2014-01-08
TW200733604A (en) 2007-09-01
TWI357234B (en) 2012-01-21
JP2012109964A (ja) 2012-06-07
RU2008121956A (ru) 2009-12-10
JP2009527132A (ja) 2009-07-23
RU2395163C2 (ru) 2010-07-20

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