ZA997009B - Electronic identification system. - Google Patents

Electronic identification system.

Info

Publication number
ZA997009B
ZA997009B ZA9907009A ZA997009A ZA997009B ZA 997009 B ZA997009 B ZA 997009B ZA 9907009 A ZA9907009 A ZA 9907009A ZA 997009 A ZA997009 A ZA 997009A ZA 997009 B ZA997009 B ZA 997009B
Authority
ZA
South Africa
Prior art keywords
transponders
signal
response
signature
interrogator
Prior art date
Application number
ZA9907009A
Other languages
English (en)
Inventor
Christopher Gordon Gerv Turner
Johan Dawid Kruger
Original Assignee
Supersensor Proprietary 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=ZA997009(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Supersensor Proprietary Ltd filed Critical Supersensor Proprietary Ltd
Priority to ZA9907009A priority Critical patent/ZA997009B/xx
Publication of ZA997009B publication Critical patent/ZA997009B/xx

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Testing Of Coins (AREA)
  • Cash Registers Or Receiving Machines (AREA)
ZA9907009A 1998-11-09 1999-11-09 Electronic identification system. ZA997009B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ZA9907009A ZA997009B (en) 1998-11-09 1999-11-09 Electronic identification system.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA9810199 1998-11-09
ZA9907009A ZA997009B (en) 1998-11-09 1999-11-09 Electronic identification system.

Publications (1)

Publication Number Publication Date
ZA997009B true ZA997009B (en) 2000-05-02

Family

ID=25587384

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9907009A ZA997009B (en) 1998-11-09 1999-11-09 Electronic identification system.

Country Status (8)

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

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FR2809515B1 (fr) * 2000-05-25 2002-08-30 Gemplus Card Int Procede de detection d'emissions simultanees d'etiquettes electroniques
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
US7889058B2 (en) * 2004-07-29 2011-02-15 Mitsubishi Electric Corporation Radio-tag reading system, radio-tag reader, and radio tag
US20060087406A1 (en) * 2004-10-26 2006-04-27 Willins Bruce A System and method for identifying an RFID reader
WO2006046289A1 (fr) * 2004-10-28 2006-05-04 Mitsubishi Denki Kabushiki Kaisha Dispositif de communication et méthode de communication
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
EP2248066B1 (fr) * 2008-02-29 2013-07-31 Nokia Corporation Interrogation d'unités de communication rfid
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
TWD152879S (zh) 2012-03-30 2013-04-11 台揚科技股份有限公司 Ｒｆｉｄ讀寫器
EP2931822B1 (fr) 2012-12-14 2021-06-23 Blue Cube IP LLC Revêtements époxydiques à haute teneur en matières solides
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
US10591592B2 (en) 2015-06-15 2020-03-17 Humatics Corporation High-precision time of flight measurement systems
US10422870B2 (en) 2015-06-15 2019-09-24 Humatics Corporation High precision time of flight measurement system for industrial automation
US9768837B2 (en) 2015-12-17 2017-09-19 Humatics Corporation Radio-frequency localization techniques and associated systems, devices, and methods
JP6487070B2 (ja) 2016-01-29 2019-03-20 富士フイルム株式会社 情報収集システム
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
US12080415B2 (en) 2020-10-09 2024-09-03 Humatics Corporation Radio-frequency systems and methods for co-localization of medical devices and patients
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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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
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US5602538A (en) 1994-07-27 1997-02-11 Texas Instruments Incorporated Apparatus and method for identifying multiple transponders
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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
US6480143B1 (en) 2002-11-12
DE69923645D1 (de) 2005-03-17
EP1001366A3 (fr) 2001-11-28
EP1001366B1 (fr) 2005-02-09
JP2000230978A (ja) 2000-08-22
EP1001366A2 (fr) 2000-05-17
DE69923645T2 (de) 2006-03-23
CN1255689A (zh) 2000-06-07
ATE289102T1 (de) 2005-02-15
JP2010226745A (ja) 2010-10-07
JP5592157B2 (ja) 2014-09-17
ES2237892T3 (es) 2005-08-01

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