DE60229425D1 - Empfängerschaltung und methode für ein kontaktloses identifikationssystem - Google Patents

Empfängerschaltung und methode für ein kontaktloses identifikationssystem

Info

Publication number
DE60229425D1
DE60229425D1 DE60229425T DE60229425T DE60229425D1 DE 60229425 D1 DE60229425 D1 DE 60229425D1 DE 60229425 T DE60229425 T DE 60229425T DE 60229425 T DE60229425 T DE 60229425T DE 60229425 D1 DE60229425 D1 DE 60229425D1
Authority
DE
Germany
Prior art keywords
identification system
contactless identification
receiver switching
receiver
switching
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
DE60229425T
Other languages
English (en)
Inventor
Steve Schoenbauer
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.)
EM Microelectronic Marin SA
Original Assignee
EM Microelectronic Marin SA
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 EM Microelectronic Marin SA filed Critical EM Microelectronic Marin SA
Application granted granted Critical
Publication of DE60229425D1 publication Critical patent/DE60229425D1/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)
  • Circuits Of Receivers In General (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
DE60229425T 2001-11-08 2002-11-05 Empfängerschaltung und methode für ein kontaktloses identifikationssystem Expired - Lifetime DE60229425D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/008,596 US6565001B1 (en) 2001-11-08 2001-11-08 Receiver circuit and method for a contactless identification system
PCT/EP2002/012351 WO2003041008A1 (en) 2001-11-08 2002-11-05 Receiver circuit and method for a contactless identification system

Publications (1)

Publication Number Publication Date
DE60229425D1 true DE60229425D1 (de) 2008-11-27

Family

ID=21732498

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60229425T Expired - Lifetime DE60229425D1 (de) 2001-11-08 2002-11-05 Empfängerschaltung und methode für ein kontaktloses identifikationssystem

Country Status (4)

Country Link
US (1) US6565001B1 (de)
EP (1) EP1446765B1 (de)
DE (1) DE60229425D1 (de)
WO (1) WO2003041008A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2879382A1 (fr) * 2004-12-14 2006-06-16 St Microelectronics Sa Detection d'erreurs dans un signal en modulation d'amplitude
US7792514B2 (en) * 2007-06-08 2010-09-07 Seiko Epson Corporation Envelope detector for AM radio
US7971794B2 (en) * 2008-02-07 2011-07-05 Infineon Technologies Ag Actively regulated modulation index for contactless IC devices
JP5119961B2 (ja) * 2008-02-08 2013-01-16 住友電気工業株式会社 包絡線追跡電源回路及びそれを含む高周波増幅器
US20110300812A1 (en) * 2010-06-04 2011-12-08 Camp Jr William O Communications circuitry for an electronic device
US8824597B2 (en) * 2012-09-07 2014-09-02 Texas Instruments Incorporated Circuits and methods for field-based communication
DE102013114137A1 (de) * 2013-12-16 2015-06-18 Endress + Hauser Conducta Gesellschaft für Mess- und Regeltechnik mbH + Co. KG Elektronische Schaltung und Verfahren zum Demodulieren eines Trägersignals
US11481595B2 (en) 2020-12-18 2022-10-25 Nxp B.V. Dual system RFID tag
US11748590B2 (en) * 2020-12-18 2023-09-05 Nxp B.V. RFID tag with impedance tuning,and method of impedance tuning of an RRID tag

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4555792A (en) * 1981-10-02 1985-11-26 U.S. Philips Corporation Transmitter for transmitting an FSK-modulated signal
GB9005779D0 (en) * 1990-03-14 1990-05-09 Gen Electric Co Plc Radio receiver antenna arrangements
FR2751149B1 (fr) * 1996-07-12 1998-09-18 Inside Technologies Dispositif pour l'emission et la reception de donnees numeriques par induction electromagnetique et couplage inductif
EP1109128B1 (de) * 1999-12-16 2006-08-23 Infineon Technologies AG Chipkarte mit zwei Demodulationseinrichtungen
ATE396458T1 (de) * 2000-03-22 2008-06-15 Infineon Technologies Ag Chipkarte

Also Published As

Publication number Publication date
EP1446765B1 (de) 2008-10-15
WO2003041008A1 (en) 2003-05-15
US20030085278A1 (en) 2003-05-08
US6565001B1 (en) 2003-05-20
EP1446765A1 (de) 2004-08-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition