DE602005023579D1 - Antennenumschalter - Google Patents
AntennenumschalterInfo
- Publication number
- DE602005023579D1 DE602005023579D1 DE602005023579T DE602005023579T DE602005023579D1 DE 602005023579 D1 DE602005023579 D1 DE 602005023579D1 DE 602005023579 T DE602005023579 T DE 602005023579T DE 602005023579 T DE602005023579 T DE 602005023579T DE 602005023579 D1 DE602005023579 D1 DE 602005023579D1
- Authority
- DE
- Germany
- Prior art keywords
- antenna switch
- antenna
- switch
- 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.)
- Active
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10316—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers
- G06K7/10346—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers the antenna being of the far field type, e.g. HF types or dipoles
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10316—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005079633A JP4602808B2 (ja) | 2005-03-18 | 2005-03-18 | アンテナ切換器 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602005023579D1 true DE602005023579D1 (de) | 2010-10-28 |
Family
ID=36764507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602005023579T Active DE602005023579D1 (de) | 2005-03-18 | 2005-06-27 | Antennenumschalter |
Country Status (7)
Country | Link |
---|---|
US (1) | US7317379B2 (de) |
EP (1) | EP1703435B1 (de) |
JP (1) | JP4602808B2 (de) |
KR (1) | KR100711167B1 (de) |
CN (1) | CN100421120C (de) |
DE (1) | DE602005023579D1 (de) |
TW (1) | TWI297126B (de) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4814640B2 (ja) * | 2006-01-27 | 2011-11-16 | 富士通株式会社 | Rfidリーダライタ |
AU2006338233A1 (en) * | 2006-02-15 | 2007-08-23 | Sensormatic Electronics, LLC | RF switched RFID multiplexer |
JP2007336034A (ja) * | 2006-06-13 | 2007-12-27 | Matsushita Electric Ind Co Ltd | 無線通信装置 |
KR100797934B1 (ko) * | 2006-09-27 | 2008-01-29 | 주식회사 알에프엔진 | 무선통신신호 송수신 경로 선택장치 |
CH701169B1 (de) * | 2006-10-09 | 2010-12-15 | Legic Identsystems Ag | Vorrichtung zum Betrieb eines Schreib-/Lesegeräts. |
US20080129512A1 (en) * | 2006-11-22 | 2008-06-05 | Wolf Bielas | Method and apparatus for rfid reader/antenna |
US20080129513A1 (en) * | 2006-11-22 | 2008-06-05 | Wolf Bielas | Method and apparatus for rfid tags |
JP2008186499A (ja) * | 2007-01-29 | 2008-08-14 | Sony Corp | ドライブ装置、記録メディアの取り扱い可能性報知方法、記録メディアの取り扱い動作制御方法および記録メディア |
EP1956711B1 (de) * | 2007-02-02 | 2009-08-12 | Feig Electronic GmbH | Elektronische Schaltung für einen Hochfrequenzschalter |
US20080238621A1 (en) * | 2007-03-30 | 2008-10-02 | Broadcom Corporation | Multi-mode rfid reader architecture |
JP2008259106A (ja) * | 2007-04-09 | 2008-10-23 | Nec Access Technica Ltd | 映像音声送信システムおよび送信機、並びに、映像音声送信方法 |
KR100879454B1 (ko) | 2007-04-30 | 2009-01-20 | 주식회사 이엠따블유안테나 | 스위치를 이용한 rfid 안테나 및 상기 rfid안테나를 포함하는 장치 |
GB2450531B (en) * | 2007-06-29 | 2012-02-29 | Avonwood Dev Ltd | An RFID monitoring system |
JP4979012B2 (ja) * | 2007-08-30 | 2012-07-18 | Necトーキン株式会社 | リーダライタ及びそれを備えたicタグシステム |
CN101408947B (zh) * | 2007-10-09 | 2011-09-21 | 西门子公司 | 一种无线射频识别读写器及天线切换实现方法 |
US20090102610A1 (en) * | 2007-10-22 | 2009-04-23 | The Stanley Works | Rfid antenna selection system and method |
DE102007058258A1 (de) * | 2007-11-26 | 2009-06-10 | Pilz Gmbh. & Co. Kg | Vorrichtung und Verfahren zur drahtlosen Vernetzung von Geräten der Automatisierungstechnik |
US8878393B2 (en) | 2008-05-13 | 2014-11-04 | Qualcomm Incorporated | Wireless power transfer for vehicles |
US8965461B2 (en) | 2008-05-13 | 2015-02-24 | Qualcomm Incorporated | Reverse link signaling via receive antenna impedance modulation |
JP2011530751A (ja) * | 2008-08-07 | 2011-12-22 | ウォルマート ストアーズ,インコーポレーティッド | 無線周波数識別システムの構成要素間の通信を円滑化する装置および方法 |
TWI389415B (zh) * | 2009-01-14 | 2013-03-11 | Mstar Semiconductor Inc | 射頻充電系統及方法 |
US20100201312A1 (en) | 2009-02-10 | 2010-08-12 | Qualcomm Incorporated | Wireless power transfer for portable enclosures |
US9312924B2 (en) | 2009-02-10 | 2016-04-12 | Qualcomm Incorporated | Systems and methods relating to multi-dimensional wireless charging |
US8854224B2 (en) | 2009-02-10 | 2014-10-07 | Qualcomm Incorporated | Conveying device information relating to wireless charging |
US8598988B2 (en) * | 2009-03-27 | 2013-12-03 | Osa Acquisition, Llc | Systems and methods for controlling serially connected transmitters in RFID tag tracking |
CN101989325B (zh) * | 2009-08-05 | 2013-03-06 | 国民技术股份有限公司 | 会自动诊断是否已被非授权改造的射频读卡器及实现方法 |
CN102236772B (zh) * | 2010-04-30 | 2014-07-02 | 西门子公司 | 射频识别系统中的天线切换方法、装置、系统及寻址方法 |
KR101492481B1 (ko) * | 2010-12-06 | 2015-02-11 | 한국전자통신연구원 | 안테나 포트 확장을 위한 하이브리드 스위치 및 그 제어방법과 이를 이용한 rfid 시스템 |
CN102496036B (zh) * | 2011-11-16 | 2014-07-02 | 深圳市远望谷信息技术股份有限公司 | 用于收发分集的天线切换装置及rfid读写器 |
KR101694515B1 (ko) * | 2011-12-15 | 2017-01-24 | 한국전자통신연구원 | 무선 주파수 스위치 및 그의 제어 방법과 무선 주파수 인식 전자 선반 시스템 |
US20130229262A1 (en) * | 2012-03-05 | 2013-09-05 | Symbol Technologies, Inc. | Radio frequency identification reader antenna arrangement with multiple linearly-polarized elements |
KR101694520B1 (ko) * | 2013-11-26 | 2017-01-10 | 한국전자통신연구원 | 루프 안테나 및 그의 스위칭 방법 |
CN104954052B (zh) * | 2014-03-28 | 2018-08-07 | 国基电子(上海)有限公司 | 多输入多输出天线收发电路 |
US9443121B2 (en) | 2014-03-31 | 2016-09-13 | Symbol Technologies, Llc | Locally-powered, polarization-insensitive antenna for RFID reader, and RFID system for, and method of, scanning item tags with one or more such antennas |
CN103927567A (zh) * | 2014-04-17 | 2014-07-16 | 德讯科技股份有限公司 | 一种实现低频多rfid标签定位的系统 |
JP6284190B2 (ja) * | 2014-04-25 | 2018-02-28 | 株式会社セルクロス | パッシブ型伝送線路切替器とそれを備えるrfid読取書込装置 |
TWI555266B (zh) * | 2014-10-21 | 2016-10-21 | 明泰科技股份有限公司 | 射頻裝置及其調節方法 |
CN106875604A (zh) * | 2015-12-11 | 2017-06-20 | 上海同优信息科技有限公司 | 基于无线连接双芯片防丢系统及方法 |
KR102456541B1 (ko) * | 2016-06-22 | 2022-10-19 | 삼성전자 주식회사 | Sar 저감을 위한 안테나 스위칭 방법 및 이를 지원하는 전자 장치 |
CN106372555B (zh) * | 2016-08-31 | 2019-01-11 | 重庆微标科技股份有限公司 | 提高铁路车号标签识别率的方法和装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4016641C1 (de) * | 1990-05-23 | 1991-07-25 | Siemens Ag, 1000 Berlin Und 8000 Muenchen, De | |
US5729236A (en) | 1995-04-28 | 1998-03-17 | Texas Instruments Incorporated | Identification system reader with multiplexed antennas |
JPH08321785A (ja) * | 1995-05-24 | 1996-12-03 | Sony Corp | 送信機,受信機,送信方法,受信方法及び伝送方法 |
US6069564A (en) * | 1998-09-08 | 2000-05-30 | Hatano; Richard | Multi-directional RFID antenna |
US20020057208A1 (en) | 1998-09-25 | 2002-05-16 | Fong-Jei Lin | Inventory control system using r.f. object identification |
US6595418B1 (en) * | 1999-09-28 | 2003-07-22 | Hitachi Kokusai Electric Inc. | Enhanced article management system and method |
US7253717B2 (en) * | 2000-11-29 | 2007-08-07 | Mobile Technics Llc | Method and system for communicating with and tracking RFID transponders |
JP2003162696A (ja) * | 2001-11-26 | 2003-06-06 | Denso Corp | 非接触式icカード用リーダライタ |
JP2004227315A (ja) | 2003-01-23 | 2004-08-12 | Matsushita Electric Ind Co Ltd | 非接触icカードリーダライタ装置 |
JP3870922B2 (ja) | 2003-04-01 | 2007-01-24 | セイコーエプソン株式会社 | 非接触タグ用の電子回路及び非接触タグ |
US20040201539A1 (en) * | 2003-04-09 | 2004-10-14 | Yewen Robert G. | Radio frequency identification system and antenna system |
JP2004328605A (ja) | 2003-04-28 | 2004-11-18 | Matsushita Electric Ind Co Ltd | 非接触icカードリーダライタ装置 |
US7054595B2 (en) * | 2003-09-08 | 2006-05-30 | Single Chip Systems Corporation | Systems and methods for amplifying a transmit signal in a RFID interrogator |
CN1560788A (zh) * | 2004-02-16 | 2005-01-05 | 红 张 | 天线切换式射频扫描目标自动定位装置及定位方法 |
-
2005
- 2005-03-18 JP JP2005079633A patent/JP4602808B2/ja not_active Expired - Fee Related
- 2005-06-24 TW TW094121118A patent/TWI297126B/zh not_active IP Right Cessation
- 2005-06-27 EP EP05253984A patent/EP1703435B1/de not_active Expired - Fee Related
- 2005-06-27 DE DE602005023579T patent/DE602005023579D1/de active Active
- 2005-06-30 US US11/169,693 patent/US7317379B2/en not_active Expired - Fee Related
- 2005-07-14 CN CNB2005100841864A patent/CN100421120C/zh not_active Expired - Fee Related
- 2005-07-21 KR KR1020050066254A patent/KR100711167B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP4602808B2 (ja) | 2010-12-22 |
CN100421120C (zh) | 2008-09-24 |
JP2006262313A (ja) | 2006-09-28 |
CN1834982A (zh) | 2006-09-20 |
US20060220870A1 (en) | 2006-10-05 |
EP1703435A3 (de) | 2008-08-27 |
TW200634639A (en) | 2006-10-01 |
TWI297126B (en) | 2008-05-21 |
KR100711167B1 (ko) | 2007-04-27 |
KR20060101158A (ko) | 2006-09-22 |
EP1703435A2 (de) | 2006-09-20 |
EP1703435B1 (de) | 2010-09-15 |
US7317379B2 (en) | 2008-01-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8328 | Change in the person/name/address of the agent |
Representative=s name: SEEGER SEEGER LINDNER PARTNERSCHAFT PATENTANWAELTE |