DE60139994D1 - Datenträger mit mitteln zum ändern der resonanzfrequenz seiner resonanzschaltung - Google Patents

Datenträger mit mitteln zum ändern der resonanzfrequenz seiner resonanzschaltung

Info

Publication number
DE60139994D1
DE60139994D1 DE60139994T DE60139994T DE60139994D1 DE 60139994 D1 DE60139994 D1 DE 60139994D1 DE 60139994 T DE60139994 T DE 60139994T DE 60139994 T DE60139994 T DE 60139994T DE 60139994 D1 DE60139994 D1 DE 60139994D1
Authority
DE
Germany
Prior art keywords
resonance
data carrier
changing
communication
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
DE60139994T
Other languages
English (en)
Inventor
Franz Amtmann
Thomas Burger
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.)
NXP BV
Original Assignee
NXP BV
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 NXP BV filed Critical NXP BV
Application granted granted Critical
Publication of DE60139994D1 publication Critical patent/DE60139994D1/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)
  • Near-Field Transmission Systems (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
  • Credit Cards Or The Like (AREA)
  • Filters And Equalizers (AREA)
  • Radar Systems Or Details Thereof (AREA)
DE60139994T 2000-05-05 2001-04-17 Datenträger mit mitteln zum ändern der resonanzfrequenz seiner resonanzschaltung Expired - Lifetime DE60139994D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP00890144 2000-05-05
PCT/EP2001/004363 WO2001084488A1 (en) 2000-05-05 2001-04-17 Data carrier having means for changing the resonant frequency of its resonant circuit

Publications (1)

Publication Number Publication Date
DE60139994D1 true DE60139994D1 (de) 2009-11-05

Family

ID=8175931

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60139994T Expired - Lifetime DE60139994D1 (de) 2000-05-05 2001-04-17 Datenträger mit mitteln zum ändern der resonanzfrequenz seiner resonanzschaltung

Country Status (7)

Country Link
US (2) US6708891B2 (de)
EP (1) EP1282884B1 (de)
JP (1) JP2003532241A (de)
CN (1) CN1255759C (de)
AT (1) ATE443900T1 (de)
DE (1) DE60139994D1 (de)
WO (1) WO2001084488A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1282884B1 (de) * 2000-05-05 2009-09-23 Nxp B.V. Datenträger mit mitteln zum ändern der resonanzfrequenz seiner resonanzschaltung
US7817043B2 (en) * 2004-11-30 2010-10-19 Canon Kabushiki Kaisha Radio frequency tag
ITTO20050350A1 (it) * 2005-05-20 2006-11-21 Selex Sistemi Integrati Spa Sistema di telerilevamento della configurazione di un sistema installato
DE102005058977A1 (de) * 2005-12-09 2007-06-14 Atmel Germany Gmbh Transpondereinrichtung mit Mega-Pads
US7865983B2 (en) * 2007-04-26 2011-01-11 Hill-Rom Services, Inc. Patient care equipment support transfer system
KR20160040035A (ko) * 2014-10-02 2016-04-12 삼성전기주식회사 칩 부품 및 그 제조방법

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4388524A (en) 1981-09-16 1983-06-14 Walton Charles A Electronic identification and recognition system with code changeable reactance
SE450057B (sv) 1984-11-20 1987-06-01 Saab Automation Ab Identitetsbrickor for identifiering av foremal
JPH0962816A (ja) * 1994-10-06 1997-03-07 Mitsubishi Electric Corp 非接触ｉｃカードおよびこれを含む非接触ｉｃカードシステム
JPH10150308A (ja) * 1996-11-20 1998-06-02 Alps Electric Co Ltd 積層型電子部品
FR2792130B1 (fr) * 1999-04-07 2001-11-16 St Microelectronics Sa Transpondeur electromagnetique a fonctionnement en couplage tres proche
JP3687459B2 (ja) * 1999-06-29 2005-08-24 ソニーケミカル株式会社 Ｉｃカード
JP2001084343A (ja) * 1999-09-16 2001-03-30 Toshiba Corp 非接触ｉｃカード及びｉｃカード通信システム
DE19950524A1 (de) * 1999-10-20 2001-04-26 Philips Corp Intellectual Pty Chipkarte
EP1282884B1 (de) * 2000-05-05 2009-09-23 Nxp B.V. Datenträger mit mitteln zum ändern der resonanzfrequenz seiner resonanzschaltung

Also Published As

Publication number Publication date
ATE443900T1 (de) 2009-10-15
EP1282884A1 (de) 2003-02-12
CN1255759C (zh) 2006-05-10
JP2003532241A (ja) 2003-10-28
EP1282884B1 (de) 2009-09-23
US7032826B2 (en) 2006-04-25
US20010052547A1 (en) 2001-12-20
US6708891B2 (en) 2004-03-23
CN1383524A (zh) 2002-12-04
WO2001084488A1 (en) 2001-11-08
US20040159711A1 (en) 2004-08-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition