DE602005014938D1 - RFID Sende-Empfangsgerät - Google Patents

RFID Sende-Empfangsgerät

Info

Publication number
DE602005014938D1
DE602005014938D1 DE602005014938T DE602005014938T DE602005014938D1 DE 602005014938 D1 DE602005014938 D1 DE 602005014938D1 DE 602005014938 T DE602005014938 T DE 602005014938T DE 602005014938 T DE602005014938 T DE 602005014938T DE 602005014938 D1 DE602005014938 D1 DE 602005014938D1
Authority
DE
Germany
Prior art keywords
rfid transceiver
rfid
transceiver
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
Application number
DE602005014938T
Other languages
English (en)
Inventor
Teruhisa Ninomiya
Yusuke Kawasaki
Osamu Kuroda
Yoshinori Tanaka
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.)
Fujitsu Ltd
Fujitsu Frontech Ltd
Original Assignee
Fujitsu Ltd
Fujitsu Frontech Ltd
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 Fujitsu Ltd, Fujitsu Frontech Ltd filed Critical Fujitsu Ltd
Publication of DE602005014938D1 publication Critical patent/DE602005014938D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
    • H04B1/525—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa with means for reducing leakage of transmitter signal into the receiver
    • 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
    • G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/40—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by components specially adapted for near-field transmission
    • H04B5/48—Transceivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Near-Field Transmission Systems (AREA)
  • Transceivers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE602005014938T 2005-04-08 2005-08-16 RFID Sende-Empfangsgerät Active DE602005014938D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005111531A JP4387323B2 (ja) 2005-04-08 2005-04-08 Ｒｆｉｄ用送受信装置

Publications (1)

Publication Number Publication Date
DE602005014938D1 true DE602005014938D1 (de) 2009-07-30

Family

ID=36675932

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005014938T Active DE602005014938D1 (de) 2005-04-08 2005-08-16 RFID Sende-Empfangsgerät

Country Status (7)

Country Link
US (1) US7492812B2 (de)
EP (1) EP1710727B1 (de)
JP (1) JP4387323B2 (de)
KR (1) KR100731227B1 (de)
CN (1) CN1845469B (de)
DE (1) DE602005014938D1 (de)
TW (1) TWI279992B (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7327802B2 (en) * 2004-03-19 2008-02-05 Sirit Technologies Inc. Method and apparatus for canceling the transmitted signal in a homodyne duplex transceiver
US7545272B2 (en) 2005-02-08 2009-06-09 Therasense, Inc. RF tag on test strips, test strip vials and boxes
JP4387323B2 (ja) * 2005-04-08 2009-12-16 富士通株式会社 Ｒｆｉｄ用送受信装置
WO2007127948A2 (en) 2006-04-27 2007-11-08 Sirit Technologies Inc. Adjusting parameters associated with leakage signals
KR100716018B1 (ko) * 2006-05-17 2007-05-08 한국과학기술원 모바일 무선인식 리더기 및 그 출력 누설신호 제거방법
KR101184702B1 (ko) * 2006-09-21 2012-09-20 삼성전자주식회사 ｍＲＦＩＤ 리더기
KR100819045B1 (ko) * 2006-11-08 2008-04-02 한국전자통신연구원 Ｒｆｉｄ 리더기의 출력 최적화 장치 및 방법
KR100789369B1 (ko) 2006-11-14 2007-12-28 한국전자통신연구원 누설 송신신호의 방지를 위한 ｒｆｉｄ 리더
KR100996104B1 (ko) * 2006-12-29 2010-11-22 삼성전자주식회사 휴대형 ｒｆｉｄ의 수신감도 향상 장치 및 방법
KR101372060B1 (ko) * 2007-01-30 2014-03-07 엘지이노텍 주식회사 변조주파수 다중화를 이용한 ｒｆｉｄ 수신 시스템
US8050201B2 (en) * 2007-03-21 2011-11-01 Skyworks Solutions, Inc. LMS adaptive filter for digital cancellation of second order inter-modulation due to transmitter leakage
US8855029B2 (en) * 2007-03-21 2014-10-07 Skyworks Solutions, Inc. LMS adaptive filter for digital cancellation of second order inter-modulation due to transmitter leakage
US8248212B2 (en) 2007-05-24 2012-08-21 Sirit Inc. Pipelining processes in a RF reader
JP5060193B2 (ja) * 2007-07-18 2012-10-31 京セラドキュメントソリューションズ株式会社 データ送受信装置及び画像形成装置
KR100932064B1 (ko) * 2007-09-04 2009-12-15 한국전자통신연구원 Ｒｆｉｄ 태그 및 그 제어 방법
US8427316B2 (en) 2008-03-20 2013-04-23 3M Innovative Properties Company Detecting tampered with radio frequency identification tags
US8446256B2 (en) * 2008-05-19 2013-05-21 Sirit Technologies Inc. Multiplexing radio frequency signals
WO2010032573A1 (en) * 2008-09-17 2010-03-25 Semiconductor Energy Laboratory Co., Ltd. Semiconductor device
US8760520B2 (en) * 2008-11-10 2014-06-24 Eduard Levin System and method for tracking and monitoring personnel and equipment
US8169312B2 (en) * 2009-01-09 2012-05-01 Sirit Inc. Determining speeds of radio frequency tags
US8036606B2 (en) * 2009-02-03 2011-10-11 Ubidyne, Inc. Method and apparatus for interference cancellation
US8421601B2 (en) * 2009-03-22 2013-04-16 International Business Machines Corporation Active/passive RFID transponder control function
US20100289623A1 (en) * 2009-05-13 2010-11-18 Roesner Bruce B Interrogating radio frequency identification (rfid) tags
US8416079B2 (en) * 2009-06-02 2013-04-09 3M Innovative Properties Company Switching radio frequency identification (RFID) tags
US20110205025A1 (en) * 2010-02-23 2011-08-25 Sirit Technologies Inc. Converting between different radio frequencies
CN101794370B (zh) * 2010-04-09 2012-01-11 深圳市远望谷信息技术股份有限公司 射频识别读写器接收机灵敏度远程测试方法和装置
KR20110124042A (ko) * 2010-05-10 2011-11-16 삼성테크윈 주식회사 위상 노이즈가 제거되는 알에프아이디(ｒｆｉｄ)의 리더
JP5857343B2 (ja) * 2010-07-07 2016-02-10 オプテックス株式会社 受動型赤外線検知センサ
JP5633270B2 (ja) * 2010-09-16 2014-12-03 株式会社リコー 送受信装置
CN102148724B (zh) * 2011-01-31 2014-12-31 中兴通讯股份有限公司 链路检测方法及网络接入设备
US10062025B2 (en) 2012-03-09 2018-08-28 Neology, Inc. Switchable RFID tag
US8781049B1 (en) * 2012-12-27 2014-07-15 Intel Mobile Communications GmbH Signal delay estimator with absolute delay amount and direction estimation
CN104883199A (zh) * 2015-05-12 2015-09-02 惠州Tcl移动通信有限公司 一种无线终端及其数据接收、发送方法
CN106815625B (zh) * 2015-12-02 2020-03-20 四川华大恒芯科技有限公司 一种适合超低功耗设计的解调电路
US20170302429A1 (en) * 2016-04-15 2017-10-19 Andrew Wireless Systems Gmbh Duplexing and combining networks
CN107359947B (zh) * 2016-11-07 2020-09-15 天地融科技股份有限公司 电路延时自检测装置和系统
US20220360362A1 (en) * 2021-05-06 2022-11-10 Apple Inc. Systems and methods for high power operation in user equipment

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2300318B (en) 1981-02-10 1997-03-19 Plessey Co Ltd Improvements in or relating to transceivers
EP0531125B1 (de) 1991-09-04 1997-01-29 Nec Corporation Funksendeempfänger
JPH08122429A (ja) * 1994-10-25 1996-05-17 Sumitomo Electric Ind Ltd 移動体識別装置の干渉補償装置
GB9423027D0 (en) * 1994-11-15 1995-01-04 Univ Bristol Full-duplex radio transmitter/receiver
JPH0969799A (ja) * 1995-09-01 1997-03-11 Antenna Giken Kk 自動制御サーキュレータ装置
AU756114B2 (en) * 1997-07-28 2003-01-02 Nokia Siemens Networks Gmbh & Co. Kg Radio transceiver system
JP3670454B2 (ja) * 1997-08-28 2005-07-13 株式会社日立国際電気 非接触ｉｃカードシステム
JPH11261436A (ja) * 1998-03-10 1999-09-24 Sony Corp 増幅回路及び送受信装置
JPH11331897A (ja) * 1998-05-19 1999-11-30 Nec Shizuoka Ltd 通報保留機能付き無線選択呼出受信機および無線選択呼出受信方法
ATE281671T1 (de) * 1998-07-24 2004-11-15 Checkpoint Systems Inc Optisches interface zwischen empfänger und auswerteeinheit für antwortsignale eines etiketts in rfid-systemen zur erkennung von leistungsschwachen resonanzetiketten
ATE311039T1 (de) * 2000-06-28 2005-12-15 Thomson Licensing Hochfrequenz-oszillator
US6686830B1 (en) 2000-06-28 2004-02-03 Applied Wireless Identifications Group Homodyne I/Q transceiver for a spread spectrum reader
WO2002017506A1 (en) * 2000-08-22 2002-02-28 Novatel Wireless, Inc. Method and apparatus for transmitter noise cancellation in an rf communications system
US7253717B2 (en) 2000-11-29 2007-08-07 Mobile Technics Llc Method and system for communicating with and tracking RFID transponders
JP2003174388A (ja) * 2001-12-06 2003-06-20 Hitachi Kokusai Electric Inc 質問器の復調回路
CA2413714C (en) * 2001-12-07 2011-11-15 Ecole De Technologie Superieure Adjustable electronic duplexer
KR20050011046A (ko) * 2003-07-21 2005-01-29 (주)텔리뷰 주파수 시프터를 이용한 직접 변환 복조방법 및 복조장치
JP4387323B2 (ja) * 2005-04-08 2009-12-16 富士通株式会社 Ｒｆｉｄ用送受信装置

Also Published As

Publication number Publication date
EP1710727B1 (de) 2009-06-17
CN1845469A (zh) 2006-10-11
KR100731227B1 (ko) 2007-06-22
US7492812B2 (en) 2009-02-17
EP1710727A1 (de) 2006-10-11
JP4387323B2 (ja) 2009-12-16
CN1845469B (zh) 2010-05-05
KR20060106588A (ko) 2006-10-12
TWI279992B (en) 2007-04-21
US20060229032A1 (en) 2006-10-12
JP2006295419A (ja) 2006-10-26
TW200637203A (en) 2006-10-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: SEEGER SEEGER LINDNER PARTNERSCHAFT PATENTANWAELTE