DE69614922D1 - Schaltungsanordnung zur Antennenumschaltung und drahtloses Kommunikationssystem - Google Patents
Schaltungsanordnung zur Antennenumschaltung und drahtloses KommunikationssystemInfo
- 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
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
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)
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)
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 |
-
1995
- 1995-05-30 JP JP7157198A patent/JPH08330996A/ja active Pending
-
1996
- 1996-05-22 US US08/650,265 patent/US5822684A/en not_active Expired - Lifetime
- 1996-05-28 EP EP96303783A patent/EP0746118B1/de not_active Expired - Lifetime
- 1996-05-28 DE DE69614922T patent/DE69614922T2/de not_active Expired - Lifetime
- 1996-05-30 CN CN96110399A patent/CN1132340C/zh not_active Expired - Fee Related
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 |