TWI267234B - Base station device achieving effective use of frequencies by changing structures of antennas - Google Patents

Base station device achieving effective use of frequencies by changing structures of antennas

Info

Publication number
TWI267234B
TWI267234B TW093131307A TW93131307A TWI267234B TW I267234 B TWI267234 B TW I267234B TW 093131307 A TW093131307 A TW 093131307A TW 93131307 A TW93131307 A TW 93131307A TW I267234 B TWI267234 B TW I267234B
Authority
TW
Taiwan
Prior art keywords
antennas
base station
station device
frequencies
effective use
Prior art date
Application number
TW093131307A
Other languages
English (en)
Other versions
TW200518384A (en
Inventor
Masahiro Narita
Original Assignee
Sanyo Electric Co
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 Sanyo Electric Co filed Critical Sanyo Electric Co
Publication of TW200518384A publication Critical patent/TW200518384A/zh
Application granted granted Critical
Publication of TWI267234B publication Critical patent/TWI267234B/zh

Links

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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/0874—Hybrid systems, i.e. switching and combining using subgroups of receive antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/002—Antennas or antenna systems providing at least two radiating patterns providing at least two patterns of different beamwidth; Variable beamwidth antennas
    • 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
    • H01Q3/24—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 orientation by switching energy from one active radiating element to another, e.g. for beam switching
    • 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
    • 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
    • H04B7/0691—Hybrid systems, i.e. switching and simultaneous transmission using subgroups of transmit antennas

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radio Transmission System (AREA)
TW093131307A 2003-10-20 2004-10-15 Base station device achieving effective use of frequencies by changing structures of antennas TWI267234B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003359851A JP4187104B2 (ja) 2003-10-20 2003-10-20 複数アンテナを備えた基地局装置

Publications (2)

Publication Number Publication Date
TW200518384A TW200518384A (en) 2005-06-01
TWI267234B true TWI267234B (en) 2006-11-21

Family

ID=34509895

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093131307A TWI267234B (en) 2003-10-20 2004-10-15 Base station device achieving effective use of frequencies by changing structures of antennas

Country Status (4)

Country Link
US (1) US7200421B2 (zh)
JP (1) JP4187104B2 (zh)
CN (1) CN100444663C (zh)
TW (1) TWI267234B (zh)

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JP3540782B2 (ja) * 2001-08-06 2004-07-07 三洋電機株式会社 無線基地装置、無線端末装置、移動体通信システム、および受信動作制御プログラム
JP5061189B2 (ja) 2006-08-07 2012-10-31 インターデイジタル テクノロジー コーポレーション マルチ・ユーザーの仮想ｍｉｍｏを実施するための方法、装置、およびシステム
WO2009101811A1 (ja) * 2008-02-14 2009-08-20 Panasonic Corporation 受信装置とこれを用いた電子機器
WO2011103918A1 (en) 2010-02-25 2011-09-01 Telefonaktiebolaget L M Ericsson (Publ) A communication system node comprising a transformation matrix
JP5121863B2 (ja) * 2010-03-01 2013-01-16 株式会社東芝 無線基地局装置
US8767862B2 (en) 2012-05-29 2014-07-01 Magnolia Broadband Inc. Beamformer phase optimization for a multi-layer MIMO system augmented by radio distribution network
US9154204B2 (en) 2012-06-11 2015-10-06 Magnolia Broadband Inc. Implementing transmit RDN architectures in uplink MIMO systems
US9226171B2 (en) * 2012-09-26 2015-12-29 Futurewei Technologies, Inc. Method and apparatus for combined adaptive beamforming and MIMO in indoor wireless LAN
US9343808B2 (en) 2013-02-08 2016-05-17 Magnotod Llc Multi-beam MIMO time division duplex base station using subset of radios
US8797969B1 (en) 2013-02-08 2014-08-05 Magnolia Broadband Inc. Implementing multi user multiple input multiple output (MU MIMO) base station using single-user (SU) MIMO co-located base stations
US9155110B2 (en) 2013-03-27 2015-10-06 Magnolia Broadband Inc. System and method for co-located and co-channel Wi-Fi access points
US9497781B2 (en) 2013-08-13 2016-11-15 Magnolia Broadband Inc. System and method for co-located and co-channel Wi-Fi access points
US9172454B2 (en) 2013-11-01 2015-10-27 Magnolia Broadband Inc. Method and system for calibrating a transceiver array
US8891598B1 (en) 2013-11-19 2014-11-18 Magnolia Broadband Inc. Transmitter and receiver calibration for obtaining the channel reciprocity for time division duplex MIMO systems
US8942134B1 (en) 2013-11-20 2015-01-27 Magnolia Broadband Inc. System and method for selective registration in a multi-beam system
US9294177B2 (en) * 2013-11-26 2016-03-22 Magnolia Broadband Inc. System and method for transmit and receive antenna patterns calibration for time division duplex (TDD) systems
US9172446B2 (en) 2014-03-19 2015-10-27 Magnolia Broadband Inc. Method and system for supporting sparse explicit sounding by implicit data
CN105846871B (zh) * 2015-01-13 2019-08-02 国基电子（上海）有限公司 前端电路、mimo通信装置及其通信方法
JP6700768B2 (ja) * 2015-12-15 2020-05-27 キヤノン株式会社 撮像装置
JP6900335B2 (ja) * 2018-02-26 2021-07-07 矢崎総業株式会社 統合アンテナモジュール、及び、車載システム
CN109067420A (zh) * 2018-08-17 2018-12-21 惠州高盛达科技有限公司 无线音频传输usb接口模组
CN110767985B (zh) * 2019-09-24 2023-03-17 深圳三星通信技术研究有限公司 基站天线及基站

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Publication number Priority date Publication date Assignee Title
DE3201845A1 (de) * 1982-01-22 1983-08-04 Autoflug Gmbh, 2084 Rellingen Notfunkgeraet und verfahren zu dessen betrieb
JPS5911008A (ja) * 1982-07-09 1984-01-20 Radio Res Lab マルチビ−ムアンテナ方式
JP3316723B2 (ja) * 1995-04-28 2002-08-19 三菱電機株式会社 受信装置の補償方法・受信装置及び送受信装置
JPH09214459A (ja) * 1996-01-31 1997-08-15 Nippon Telegr & Teleph Corp <Ntt> Ｔｄｍａ通信方式
US6085076A (en) * 1997-04-07 2000-07-04 Omnipoint Corporation Antenna diversity for wireless communication system
SE511365C2 (sv) * 1998-01-23 1999-09-20 Ericsson Telefon Ab L M Antennomkopplingsdiversitet
DE19833967C2 (de) * 1998-07-28 2001-02-08 Siemens Ag Empfangsdiversitätsverfahren und Funk-Kommunikationssystem mit Diversitätsempfang
US6360088B1 (en) * 1998-09-23 2002-03-19 Ericsson Inc. Antenna diversity switching system and method for selecting an antenna through a programmed evaluation
JP3326416B2 (ja) * 1998-10-30 2002-09-24 三洋電機株式会社 アダプティブアレー装置
JP3667549B2 (ja) * 1999-03-29 2005-07-06 日本電気株式会社 ダイバーシティ受信装置
JP2000341188A (ja) * 1999-05-26 2000-12-08 Mitsubishi Electric Corp 無線通信装置および無線通信方法
JP3226906B2 (ja) * 1999-09-24 2001-11-12 埼玉日本電気株式会社 局部発振信号供給方法およびその回路
JP3550348B2 (ja) * 2000-08-18 2004-08-04 日本電信電話株式会社 移動通信システム、その集中制御局と端末及びそれらの通信制御方法
US7298774B2 (en) * 2000-08-25 2007-11-20 Sanyo Electric Co., Ltd. Adaptive array device, adaptive array method and program
JP2002198844A (ja) * 2000-12-26 2002-07-12 Nec Saitama Ltd 無線装置及びそれを用いた移動通信システム
JP2003198262A (ja) * 2001-12-28 2003-07-11 Mitsubishi Electric Corp 受信コンバータモジュール
US7006809B2 (en) * 2003-05-06 2006-02-28 Ami Semiconductor, Inc. Adaptive diversity receiver architecture
US7106271B1 (en) * 2003-06-30 2006-09-12 Airespace, Inc. Non-overlapping antenna pattern diversity in wireless network environments

Also Published As

Publication number Publication date
US20050085266A1 (en) 2005-04-21
CN1610425A (zh) 2005-04-27
US7200421B2 (en) 2007-04-03
TW200518384A (en) 2005-06-01
JP2005124096A (ja) 2005-05-12
JP4187104B2 (ja) 2008-11-26
CN100444663C (zh) 2008-12-17

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees