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DE69614922D1 - Schaltungsanordnung zur Antennenumschaltung und drahtloses Kommunikationssystem - Google Patents

Schaltungsanordnung zur Antennenumschaltung und drahtloses Kommunikationssystem

Info

Publication number
DE69614922D1
DE69614922D1 DE69614922T DE69614922T DE69614922D1 DE 69614922 D1 DE69614922 D1 DE 69614922D1 DE 69614922 T DE69614922 T DE 69614922T DE 69614922 T DE69614922 T DE 69614922T DE 69614922 D1 DE69614922 D1 DE 69614922D1
Authority
DE
Germany
Prior art keywords
wireless communication
communication system
circuit arrangement
antenna switching
antenna
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69614922T
Other languages
English (en)
Other versions
DE69614922T2 (de
Inventor
Kazuto Kitakubo
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of DE69614922D1 publication Critical patent/DE69614922D1/de
Application granted granted Critical
Publication of DE69614922T2 publication Critical patent/DE69614922T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/10—Auxiliary devices for switching or interrupting
    • H01P1/15—Auxiliary devices for switching or interrupting by semiconductor devices
DE69614922T 1995-05-30 1996-05-28 Schaltungsanordnung zur Antennenumschaltung und drahtloses Kommunikationssystem Expired - Lifetime DE69614922T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7157198A JPH08330996A (ja) 1995-05-30 1995-05-30 アンテナ共用器

Publications (2)

Publication Number Publication Date
DE69614922D1 true DE69614922D1 (de) 2001-10-11
DE69614922T2 DE69614922T2 (de) 2002-04-04

Family

ID=15644353

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69614922T Expired - Lifetime DE69614922T2 (de) 1995-05-30 1996-05-28 Schaltungsanordnung zur Antennenumschaltung und drahtloses Kommunikationssystem

Country Status (5)

Country Link
US (1) US5822684A (de)
EP (1) EP0746118B1 (de)
JP (1) JPH08330996A (de)
CN (1) CN1132340C (de)
DE (1) DE69614922T2 (de)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3309271B2 (ja) * 1996-07-09 2002-07-29 京セラ株式会社 携帯端末
JPH118577A (ja) * 1997-06-17 1999-01-12 Saitama Nippon Denki Kk 無線機
JP3082841B2 (ja) * 1997-09-11 2000-08-28 日本電気株式会社 放送機出力信号分配・合成装置
JPH11308144A (ja) * 1998-04-24 1999-11-05 Mitsumi Electric Co Ltd 通信装置
JP2000134130A (ja) * 1998-10-22 2000-05-12 Matsushita Electric Ind Co Ltd 送受切替スイッチ
US6434368B1 (en) 1998-10-27 2002-08-13 Telefonaktiebolaget Lm Ericsson (Publ) Diode-based switch for a radio transceiver
CN1132326C (zh) * 1999-02-24 2003-12-24 三菱电机株式会社 无线终端装置
US6226275B1 (en) 1999-08-25 2001-05-01 Utstarcom, Inc. Wide band high power ultralinear RF transreceiver
US6351628B1 (en) 2000-03-06 2002-02-26 Motorola, Inc. Antenna switching circuit
FR2818054B1 (fr) * 2000-12-08 2006-08-11 St Microelectronics Sa Tete d'emission-reception
DK1276243T3 (da) * 2001-07-11 2004-08-02 Ttp Communications Ltd Sender til en mobil telekommunikationsindretning
US7289826B1 (en) 2002-04-16 2007-10-30 Faulkner Interstices, Llc Method and apparatus for beam selection in a smart antenna system
US7346365B1 (en) * 2002-04-16 2008-03-18 Faulkner Interstices Llc Smart antenna system and method
US7065383B1 (en) * 2002-04-16 2006-06-20 Omri Hovers Method and apparatus for synchronizing a smart antenna apparatus with a base station transceiver
US7529525B1 (en) 2002-04-16 2009-05-05 Faulkner Interstices Llc Method and apparatus for collecting information for use in a smart antenna system
US7212789B2 (en) * 2002-12-30 2007-05-01 Motorola, Inc. Tunable duplexer
US7079816B2 (en) * 2003-04-25 2006-07-18 Broadcom Corporation On chip diversity antenna switch
US20050164647A1 (en) * 2004-01-28 2005-07-28 Khosro Shamsaifar Apparatus and method capable of utilizing a tunable antenna-duplexer combination
CN100428642C (zh) * 2004-09-10 2008-10-22 宏碁股份有限公司 具有天线阵列模块的笔记型计算机
US7385456B2 (en) * 2005-05-12 2008-06-10 Raytheon Company Power absorber system and method
CN101228694B (zh) * 2005-08-09 2010-12-08 日立金属株式会社 高频开关电路
JP2008011503A (ja) * 2006-05-31 2008-01-17 Matsushita Electric Ind Co Ltd 高周波スイッチ回路、高周波スイッチ装置、及び送信モジュール装置
CN101282127B (zh) * 2007-04-06 2011-07-13 中兴通讯股份有限公司 时分双工无线通信系统的收发切换装置
JP4874887B2 (ja) * 2007-07-20 2012-02-15 株式会社東芝 高周波半導体スイッチ装置
JP4827806B2 (ja) * 2007-08-03 2011-11-30 古河電気工業株式会社 無停波型アンテナ切替装置
CN101779332A (zh) * 2007-08-09 2010-07-14 松下电器产业株式会社 天线装置及便携式无线设备
US9755681B2 (en) * 2007-09-26 2017-09-05 Intel Mobile Communications GmbH Radio-frequency front-end and receiver
JP5672098B2 (ja) * 2011-03-18 2015-02-18 富士通株式会社 無線端末装置
US9231302B2 (en) 2012-05-21 2016-01-05 Qualcomm Incorporated Devices, methods, and systems for antenna switching based on look-back
US9287953B2 (en) 2012-05-21 2016-03-15 Qualcomm Incorporated Systems, apparatus, and methods for antenna selection
CN104504425A (zh) * 2014-12-30 2015-04-08 威海北洋电气集团股份有限公司 射频信号读写切换电路及射频读写器
US9654151B2 (en) * 2015-05-11 2017-05-16 Qorvo Us, Inc. Radio frequency front end circuitry with improved primary transmit signal isolation
US10361745B2 (en) * 2017-06-28 2019-07-23 Qualcomm Incorporated Systems and methods for reducing transmit and receive power via a T/R switch
DE102018213029A1 (de) * 2018-08-03 2020-02-06 Audi Ag Sende-/Empfangssystem für Funksignale
CN113540710B (zh) * 2020-04-22 2022-07-22 华为技术有限公司 铁氧体开关、微波天线及电子设备
CN114284704B (zh) * 2021-12-30 2024-12-20 上海鸿晔电子科技股份有限公司 超宽带天线和通信系统

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3276019A (en) * 1964-02-11 1966-09-27 Gen Precision Inc Combined sequential beam switcher and duplexer using microwave circulators
US4361905A (en) * 1980-11-10 1982-11-30 General Electric Company Arrangement for connecting selected antennas to a radio for transmitting and receiving
JPH0616596B2 (ja) * 1983-12-20 1994-03-02 日本電気株式会社 移動無線通信方式のダイバシティ方式
JPS6288443A (ja) * 1985-10-14 1987-04-22 Mitsubishi Electric Corp アンテナ装置
US4987392A (en) * 1988-10-17 1991-01-22 Motorola, Inc. Gallium arsenide antenna switch
US5047674A (en) * 1988-10-17 1991-09-10 Motorola, Inc. Gallium arsenide antenna switch having voltage multiplier bias circuit
US5060293A (en) * 1989-10-20 1991-10-22 Motorola, Inc. Antenna switch for transmit-receive operation using relays and diodes
US5276914A (en) * 1990-10-18 1994-01-04 Sony Corporation Dual-mode transceiver that switches out a large insertion loss filter during transmission
JP3359944B2 (ja) * 1992-10-22 2002-12-24 株式会社日立国際電気 無線送受信機
JPH06291696A (ja) * 1993-03-30 1994-10-18 Sony Corp アンテナ共用器
JPH077449A (ja) * 1993-06-17 1995-01-10 Oki Electric Ind Co Ltd アンテナ切り替えスイッチ
US5594394A (en) * 1993-08-31 1997-01-14 Matsushita Electric Industrial Co., Ltd. Antenna diversity switching device with switching circuits between the receiver terminal and each antenna
US5701595A (en) * 1995-05-04 1997-12-23 Nippondenso Co., Ltd. Half duplex RF transceiver having low transmit path signal loss

Also Published As

Publication number Publication date
CN1132340C (zh) 2003-12-24
US5822684A (en) 1998-10-13
JPH08330996A (ja) 1996-12-13
EP0746118A1 (de) 1996-12-04
CN1147706A (zh) 1997-04-16
EP0746118B1 (de) 2001-09-05
DE69614922T2 (de) 2002-04-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition