ATE557361T1 - Ausgangsstufe für den kommunikationsanschluss eines kontaktbehafteten datenträgers - Google Patents

Ausgangsstufe für den kommunikationsanschluss eines kontaktbehafteten datenträgers

Info

Publication number
ATE557361T1
ATE557361T1 AT01917120T AT01917120T ATE557361T1 AT E557361 T1 ATE557361 T1 AT E557361T1 AT 01917120 T AT01917120 T AT 01917120T AT 01917120 T AT01917120 T AT 01917120T AT E557361 T1 ATE557361 T1 AT E557361T1
Authority
AT
Austria
Prior art keywords
data carrier
terminal
transistor
communication
stage
Prior art date
Application number
AT01917120T
Other languages
English (en)
Inventor
Peter Thueringer
Peter Kompan
Klaus Ully
Stefan Posch
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 ATE557361T1 publication Critical patent/ATE557361T1/de

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
    • G06K19/073—Special arrangements for circuits, e.g. for protecting identification code in memory
AT01917120T 2000-04-04 2001-03-26 Ausgangsstufe für den kommunikationsanschluss eines kontaktbehafteten datenträgers ATE557361T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP00890108 2000-04-04
PCT/EP2001/003447 WO2001075786A1 (en) 2000-04-04 2001-03-26 Output stage for a communication contact for a data carrier

Publications (1)

Publication Number Publication Date
ATE557361T1 true ATE557361T1 (de) 2012-05-15

Family

ID=8175923

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01917120T ATE557361T1 (de) 2000-04-04 2001-03-26 Ausgangsstufe für den kommunikationsanschluss eines kontaktbehafteten datenträgers

Country Status (6)

Country Link
US (1) US6581844B2 (de)
EP (1) EP1272973B1 (de)
JP (1) JP2003529986A (de)
CN (1) CN1183484C (de)
AT (1) ATE557361T1 (de)
WO (1) WO2001075786A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001075787A1 (en) * 2000-04-04 2001-10-11 Koninklijke Philips Electronics N.V. Data carrier having a chip including means for the controllable voltage supply to a further component of the data carrier
CN1287325C (zh) * 2001-08-08 2006-11-29 皇家飞利浦电子股份有限公司 带有有源信号处理电路和无源信号处理电路的数据载体
US7113547B2 (en) * 2001-08-24 2006-09-26 Matsushita Electric Industrial Co., Ltd. Data communication system, controller device and data communication method
US6780653B2 (en) 2002-06-06 2004-08-24 Micron Technology, Inc. Methods of forming magnetoresistive memory device assemblies
JP2005327104A (ja) * 2004-05-14 2005-11-24 Oki Electric Ind Co Ltd 非接触データキャリア、質問器、非接触データキャリアシステム、非接触データキャリアのデータ取得方法、及び、非接触データキャリアのデータ取得用プログラム
KR20090010109A (ko) * 2006-05-10 2009-01-28 엔엑스피 비 브이 신호 전송 라인에 대한 공격을 검출하는 센서
US8334705B1 (en) 2011-10-27 2012-12-18 Certicom Corp. Analog circuitry to conceal activity of logic circuitry
US8635467B2 (en) 2011-10-27 2014-01-21 Certicom Corp. Integrated circuit with logic circuitry and multiple concealing circuits

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2617976B1 (fr) * 1987-07-10 1989-11-10 Thomson Semiconducteurs Detecteur electrique de niveau logique binaire
FR2638869B1 (fr) * 1988-11-10 1990-12-21 Sgs Thomson Microelectronics Dispositif de securite contre la detection non autorisee de donnees protegees
DE19505097C1 (de) * 1995-02-15 1996-06-05 Siemens Ag Verschlüsselungsvorrichtung
ATE391964T1 (de) 1995-06-02 2008-04-15 Nxp Bv Chipkarte
CA2171052C (en) * 1995-09-29 2001-05-15 Colin Harris A tristatable output driver for use with 3.3 or 5 volt cmos logic
US5847447A (en) * 1996-07-09 1998-12-08 Ambient Corporation Capcitively coupled bi-directional data and power transmission system
US6064740A (en) * 1997-11-12 2000-05-16 Curiger; Andreas Method and apparatus for masking modulo exponentiation calculations in an integrated circuit
DE19752695A1 (de) * 1997-11-28 1999-06-02 Angewandte Digital Elektronik Elektronisches Schaltelement zur Sperrung von elektronischen Teilen in einer Chipkarte
FR2776410B1 (fr) * 1998-03-20 2002-11-15 Gemplus Card Int Dispositifs pour masquer les operations effectuees dans une carte a microprocesseur
EP1084543B1 (de) * 1998-06-03 2008-01-23 Cryptography Research Inc. Verwendung von unvorhersagbarer Information zur Leckminimierung von chipkarten und anderen Kryptosystemen
EP1090480B1 (de) * 1998-06-03 2019-01-09 Cryptography Research, Inc. Verbesserungen zu des und anderen kryptographischen verfahren mit leckminimisierung für chipkarten und andere kryptosysteme
US5998978A (en) * 1998-06-29 1999-12-07 Motorola, Inc. Apparatus and method for reducing energy fluctuations in a portable data device
US6298135B1 (en) * 1999-04-29 2001-10-02 Motorola, Inc. Method of preventing power analysis attacks on microelectronic assemblies
US6419159B1 (en) * 1999-06-14 2002-07-16 Microsoft Corporation Integrated circuit device with power analysis protection circuitry
US6308256B1 (en) * 1999-08-18 2001-10-23 Sun Microsystems, Inc. Secure execution of program instructions provided by network interactions with processor

Also Published As

Publication number Publication date
CN1381021A (zh) 2002-11-20
EP1272973B1 (de) 2012-05-09
EP1272973A1 (de) 2003-01-08
WO2001075786A1 (en) 2001-10-11
JP2003529986A (ja) 2003-10-07
CN1183484C (zh) 2005-01-05
US20020014536A1 (en) 2002-02-07
US6581844B2 (en) 2003-06-24

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