DE69923645D1 - Elektronisches Identifizierungssystem - Google Patents

Elektronisches Identifizierungssystem

Info

Publication number
DE69923645D1
DE69923645D1 DE69923645T DE69923645T DE69923645D1 DE 69923645 D1 DE69923645 D1 DE 69923645D1 DE 69923645 T DE69923645 T DE 69923645T DE 69923645 T DE69923645 T DE 69923645T DE 69923645 D1 DE69923645 D1 DE 69923645D1
Authority
DE
Germany
Prior art keywords
transponders
signal
response
signature
interrogator
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
DE69923645T
Other languages
English (en)
Other versions
DE69923645T2 (de
Inventor
John Dawid Kruger
Christopher Gordon Gerv Turner
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.)
ZIH Corp
Original Assignee
SUPERSENSOR Pty Ltd GOODWOOD
Supersensor Pty 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25587384&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69923645(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by SUPERSENSOR Pty Ltd GOODWOOD, Supersensor Pty Ltd filed Critical SUPERSENSOR Pty Ltd GOODWOOD
Application granted granted Critical
Publication of DE69923645D1 publication Critical patent/DE69923645D1/de
Publication of DE69923645T2 publication Critical patent/DE69923645T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G06K7/10019—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 resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers.
    • G06K7/10029—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 resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers. the collision being resolved in the time domain, e.g. using binary tree search or RFID responses allocated to a random time slot
    • G06K7/10059—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 resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers. the collision being resolved in the time domain, e.g. using binary tree search or RFID responses allocated to a random time slot transponder driven
    • 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
DE69923645T 1998-11-09 1999-11-09 Elektronisches Identifizierungssystem Expired - Lifetime DE69923645T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA9810199 1998-11-09
ZA9810199 1998-11-09

Publications (2)

Publication Number Publication Date
DE69923645D1 true DE69923645D1 (de) 2005-03-17
DE69923645T2 DE69923645T2 (de) 2006-03-23

Family

ID=25587384

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69923645T Expired - Lifetime DE69923645T2 (de) 1998-11-09 1999-11-09 Elektronisches Identifizierungssystem

Country Status (8)

Country Link
US (1) US6480143B1 (de)
EP (1) EP1001366B1 (de)
JP (2) JP2000230978A (de)
CN (1) CN1255689A (de)
AT (1) ATE289102T1 (de)
DE (1) DE69923645T2 (de)
ES (1) ES2237892T3 (de)
ZA (1) ZA997009B (de)

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US6745008B1 (en) * 2000-06-06 2004-06-01 Battelle Memorial Institute K1-53 Multi-frequency communication system and method
US8050625B2 (en) * 2000-12-22 2011-11-01 Terahop Networks, Inc. Wireless reader tags (WRTs) with sensor components in asset monitoring and tracking systems
US6988667B2 (en) 2001-05-31 2006-01-24 Alien Technology Corporation Methods and apparatuses to identify devices
US6952157B1 (en) * 2001-05-31 2005-10-04 Alien Technology Corporation System and method for concurrently addressing multiple radio frequency identification tags from a single reader
US7193504B2 (en) * 2001-10-09 2007-03-20 Alien Technology Corporation Methods and apparatuses for identification
US7011250B2 (en) 2001-12-20 2006-03-14 Matsushita Electric Industrial Co., Ltd. IC card reader/writer, identification method and program
JP4023308B2 (ja) 2002-12-17 2007-12-19 ソニー株式会社 通信装置および通信方法
JP2004215225A (ja) 2002-12-17 2004-07-29 Sony Corp 通信システムおよび通信方法、並びにデータ処理装置
US8102244B2 (en) 2003-08-09 2012-01-24 Alien Technology Corporation Methods and apparatuses to identify devices
US7716160B2 (en) 2003-11-07 2010-05-11 Alien Technology Corporation Methods and apparatuses to identify devices
US7298264B1 (en) 2004-01-20 2007-11-20 Charles A. Eldering RFID tag filtering and monitoring
US7420458B1 (en) * 2004-01-20 2008-09-02 Charles A. Eldering Secondary card reader
US7342895B2 (en) * 2004-01-30 2008-03-11 Mark Serpa Method and system for peer-to-peer wireless communication over unlicensed communication spectrum
JP4039398B2 (ja) 2004-06-25 2008-01-30 ソニー株式会社 無線通信システム、クレードル装置、並びに携帯型機器
EP1772972B1 (de) * 2004-07-29 2011-09-21 Mitsubishi Electric Corporation Funketiketten-lesesystem, funketiketten-leseeinrichtung und funketikett
US20060087406A1 (en) * 2004-10-26 2006-04-27 Willins Bruce A System and method for identifying an RFID reader
EP1806869A4 (de) * 2004-10-28 2009-05-27 Mitsubishi Electric Corp Kommunikationsgerät und kommunikationsverfahren
US7257504B2 (en) * 2005-06-03 2007-08-14 Tagent Corporation Production of radio frequency ID tags
US8078103B2 (en) 2005-10-31 2011-12-13 Zih Corp. Multi-element RFID coupler
KR100795577B1 (ko) * 2006-03-23 2008-01-21 주식회사 케이티 전자 태그 인식 장치 및 그 방법과, 전자 태그의 데이터처리 방법
US8026795B2 (en) * 2007-02-22 2011-09-27 Baohua Qi RFID sensor array and sensor group based on pulse-processing
GB0709313D0 (en) * 2007-05-15 2007-06-20 Siemens Ag RFID reader
US8674808B2 (en) * 2008-02-29 2014-03-18 Nokia Corporation Interrogation of RFID communication units
US20100039236A1 (en) * 2008-08-14 2010-02-18 Greenlee Kenneth L Time-based operational window for rfid tags
JP5729339B2 (ja) * 2012-03-26 2015-06-03 株式会社デンソーウェーブ 情報媒体
US8800871B2 (en) 2012-03-30 2014-08-12 Microelectronics Technology, Inc. RFID reader/writer and assembly thereof
US10584261B2 (en) 2012-12-14 2020-03-10 Blue Cube Ip Llc High solids epoxy coatings
US9824245B2 (en) * 2013-03-14 2017-11-21 Tyco Fire & Security Gmbh Methods, systems and devices for electronic article surveillance deactivation having randomized transmission rates
US9323964B2 (en) 2013-08-20 2016-04-26 Cubic Corporation Card detection and selection
US10422870B2 (en) 2015-06-15 2019-09-24 Humatics Corporation High precision time of flight measurement system for industrial automation
US10591592B2 (en) 2015-06-15 2020-03-17 Humatics Corporation High-precision time of flight measurement systems
US10665923B2 (en) 2015-12-17 2020-05-26 Humatics Corporation Chip-scale radio-frequency localization devices and associated systems and methods
EP3410342A4 (de) * 2016-01-29 2019-02-13 FUJIFILM Corporation Informationserfassungssystem
CN110312094B (zh) * 2019-05-24 2021-10-15 深圳市朗强科技有限公司 信号接收装置、信号输出控制系统及信号输出控制方法
CN112468180A (zh) * 2020-11-12 2021-03-09 四川九洲空管科技有限责任公司 一种应用于敌我识别系统的抗窜扰应答方法

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JP3100716B2 (ja) 1991-01-04 2000-10-23 シーエスアイアール 識別装置
AU654992B2 (en) 1991-01-04 1994-12-01 Csir Communication system
JPH05273338A (ja) * 1992-03-27 1993-10-22 Sharp Corp 移動体識別装置
US5557280A (en) 1992-08-26 1996-09-17 British Technology Group Limited Synchronized electronic identification system
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JP3051861B2 (ja) * 1992-12-28 2000-06-12 株式会社豊田中央研究所 移動体識別装置
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US5450087A (en) * 1994-04-06 1995-09-12 Texas Instruments Incorporated Transponder maintenance mode method
US5530702A (en) * 1994-05-31 1996-06-25 Ludwig Kipp System for storage and communication of information
US5602538A (en) 1994-07-27 1997-02-11 Texas Instruments Incorporated Apparatus and method for identifying multiple transponders
JPH08136648A (ja) * 1994-11-07 1996-05-31 Fuji Electric Co Ltd 移動体識別システム
US5510795A (en) * 1994-11-10 1996-04-23 Amtech Corporation Single antenna location and direction finding system
JPH09251076A (ja) * 1996-03-15 1997-09-22 Oki Electric Ind Co Ltd トランスポンダのコード発生器
JPH10268044A (ja) * 1997-03-21 1998-10-09 Toshiba Corp 情報識別システム、情報識別システム用の制御装置および情報識別システム用の応答装置
US6154136A (en) 1998-02-26 2000-11-28 Van Eeden; Hendrik Lodewyk Free running RF identification system with increasing average inter transmission intervals

Also Published As

Publication number Publication date
DE69923645T2 (de) 2006-03-23
ZA997009B (en) 2000-05-02
US6480143B1 (en) 2002-11-12
EP1001366B1 (de) 2005-02-09
ES2237892T3 (es) 2005-08-01
JP2010226745A (ja) 2010-10-07
EP1001366A2 (de) 2000-05-17
ATE289102T1 (de) 2005-02-15
JP5592157B2 (ja) 2014-09-17
EP1001366A3 (de) 2001-11-28
CN1255689A (zh) 2000-06-07
JP2000230978A (ja) 2000-08-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: BTG INTERNATIONAL LTD., LONDON, GB

8327 Change in the person/name/address of the patent owner

Owner name: ZIH CORP., HAMILTON, BM