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DE69834226D1 - Hochimpedanztransponder mit verbessertem Rückstrahlungsmodulator für ein elektronisches Identifizierungssystem - Google Patents

Hochimpedanztransponder mit verbessertem Rückstrahlungsmodulator für ein elektronisches Identifizierungssystem

Info

Publication number
DE69834226D1
DE69834226D1 DE69834226T DE69834226T DE69834226D1 DE 69834226 D1 DE69834226 D1 DE 69834226D1 DE 69834226 T DE69834226 T DE 69834226T DE 69834226 T DE69834226 T DE 69834226T DE 69834226 D1 DE69834226 D1 DE 69834226D1
Authority
DE
Germany
Prior art keywords
transponder
modulator
identification system
electronic identification
high impedance
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
DE69834226T
Other languages
English (en)
Other versions
DE69834226T2 (de
Inventor
David Edwin Proctor
Christopher G G 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
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=27144144&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69834226(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 filed Critical Supersensor Pty Ltd
Publication of DE69834226D1 publication Critical patent/DE69834226D1/de
Application granted granted Critical
Publication of DE69834226T2 publication Critical patent/DE69834226T2/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
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/0723—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Near-Field Transmission Systems (AREA)
DE69834226T 1997-08-27 1998-08-26 Hochimpedanztransponder mit verbessertem Rückstrahlungsmodulator für ein elektronisches Identifizierungssystem Expired - Lifetime DE69834226T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
ZA977689 1997-08-27
ZA9707689 1997-08-27
ZA9709218 1997-10-15
ZA979218 1997-10-15

Publications (2)

Publication Number Publication Date
DE69834226D1 true DE69834226D1 (de) 2006-05-24
DE69834226T2 DE69834226T2 (de) 2007-06-21

Family

ID=27144144

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69834226T Expired - Lifetime DE69834226T2 (de) 1997-08-27 1998-08-26 Hochimpedanztransponder mit verbessertem Rückstrahlungsmodulator für ein elektronisches Identifizierungssystem

Country Status (7)

Country Link
US (1) US6054925A (de)
EP (2) EP0899682B1 (de)
JP (2) JPH11174148A (de)
CN (1) CN1123139C (de)
AT (1) ATE323913T1 (de)
DE (1) DE69834226T2 (de)
ES (1) ES2262212T3 (de)

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US7403803B2 (en) * 2003-05-20 2008-07-22 University Of Pittsburgh - Of The Commonwealth System Of Higher Education Recharging method and associated apparatus
DE10325396A1 (de) * 2003-05-28 2004-12-23 Atmel Germany Gmbh Schaltungsanordnung und Verfahren zur Phasenmodulation für rückstreubasierte Transponder
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US20050237160A1 (en) * 2004-04-23 2005-10-27 Microchip Technology Incorporated Reducing false wake-up in a low frequency transponder
DE102004031092A1 (de) 2004-06-28 2006-01-12 Giesecke & Devrient Gmbh Transpondereinheit
DE102005035346A1 (de) * 2004-08-19 2006-03-09 Atmel Germany Gmbh Verlustleistungsoptimierter Hochfrequenz-Koppelkondensator und Gleichrichterschaltung
US20060055539A1 (en) * 2004-09-09 2006-03-16 Lawrence Daniel P Antennas for radio frequency identification tags in the form of a logo, brand name, trademark, or the like
GB0515523D0 (en) * 2005-07-28 2005-12-07 Bae Systems Plc Transponder
EP1912283B1 (de) 2005-07-29 2010-11-03 Fujitsu Ltd. Hf-etikettenherstellungsverfahren
US7482926B2 (en) * 2005-10-28 2009-01-27 Intermec Ip Corp. System and method of enhancing range in a radio frequency identification system
US8078103B2 (en) 2005-10-31 2011-12-13 Zih Corp. Multi-element RFID coupler
KR100659273B1 (ko) 2005-12-15 2006-12-20 삼성전자주식회사 Ｒｆｉｄ 태그 및 이를 갖는 ｒｆｉｄ 시스템
FR2900752B1 (fr) * 2006-05-05 2008-10-10 Inside Contactless Sa Procede et dispositif de transmission de donnees par modulation de charge
ATE450079T1 (de) 2006-06-21 2009-12-15 Nxp Bv Verfahren zum demodulieren eines modulierten signals, demodulator und empfänger
JP2008134867A (ja) * 2006-11-29 2008-06-12 Dainippon Printing Co Ltd 非接触ｉｃタグ
FR2933517B1 (fr) * 2008-07-01 2010-10-01 Schneider Electric Ind Sas Etiquette electronique de type rfid
FI20096076A0 (fi) * 2009-10-20 2009-10-20 Valtion Teknillinen Menetelmä ja järjestelmä kohteen paikallistamiseksi
GB201008139D0 (en) * 2010-05-14 2010-06-30 Paramata Ltd Sensing system and method
US8590790B1 (en) * 2012-05-14 2013-11-26 Tag-Comm Inc. Method and apparatus for generating dedicated data channels in backscatter RFID systems
US8847834B2 (en) 2012-05-14 2014-09-30 Tag-Comm Inc. Method and apparatus for generating dedicated data channels in backscatter RFID systems using band-pass modulation
MX2017003717A (es) 2014-09-22 2017-11-30 Drnc Holdings Inc Aparato de transmision para un dispositivo inalambrico utilizando modulacion delta-sigma.
DK3563499T3 (da) 2016-12-30 2021-09-13 Cardlab Aps An assembly comprising a noise emitting element
EP3751462B1 (de) * 2019-06-11 2022-01-05 Nxp B.V. Transponder und entsprechendes betriebsverfahren
WO2022060258A1 (en) * 2020-09-15 2022-03-24 Telefonaktiebolaget Lm Ericsson (Publ) Receiving radio node, radio device, network node and methods for positioning the radio device

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Also Published As

Publication number Publication date
CN1224282A (zh) 1999-07-28
EP0899682A3 (de) 2000-04-12
EP0899682A2 (de) 1999-03-03
EP0899682B1 (de) 2006-04-19
EP1675042A2 (de) 2006-06-28
DE69834226T2 (de) 2007-06-21
US6054925A (en) 2000-04-25
EP1675042A3 (de) 2006-07-12
JP2010101909A (ja) 2010-05-06
ES2262212T3 (es) 2006-11-16
ATE323913T1 (de) 2006-05-15
JP5595743B2 (ja) 2014-09-24
JPH11174148A (ja) 1999-07-02
CN1123139C (zh) 2003-10-01

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: BTG INTERNATIONAL LTD., LONDON, GB

8328 Change in the person/name/address of the agent

Representative=s name: LUDERSCHMIDT, SCHUELER & PARTNER, 65189 WIESBADEN

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

Owner name: ZIH CORP., HAMILTON, BM