ATE189846T1 - Tragbares elektronisches objekt für datenfernübertragung - Google Patents

Tragbares elektronisches objekt für datenfernübertragung

Info

Publication number
ATE189846T1
ATE189846T1 AT97919459T AT97919459T ATE189846T1 AT E189846 T1 ATE189846 T1 AT E189846T1 AT 97919459 T AT97919459 T AT 97919459T AT 97919459 T AT97919459 T AT 97919459T AT E189846 T1 ATE189846 T1 AT E189846T1
Authority
AT
Austria
Prior art keywords
pct
ground
terminal
input terminal
primary transistor
Prior art date
Application number
AT97919459T
Other languages
English (en)
Inventor
Jacky Bouvier
Original Assignee
France Telecom
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 France Telecom filed Critical France Telecom
Application granted granted Critical
Publication of ATE189846T1 publication Critical patent/ATE189846T1/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
    • G06K19/0723—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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
    • H04B5/22—Capacitive coupling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
    • H04B5/24—Inductive coupling
    • H04B5/26—Inductive coupling using coils
    • H04B5/266—One coil at each side, e.g. with primary and secondary coils

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)
  • Signal Processing (AREA)
  • Near-Field Transmission Systems (AREA)
  • Credit Cards Or The Like (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Selective Calling Equipment (AREA)
  • Lock And Its Accessories (AREA)
AT97919459T 1996-04-03 1997-04-02 Tragbares elektronisches objekt für datenfernübertragung ATE189846T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9604179A FR2747250B1 (fr) 1996-04-03 1996-04-03 Procede d'echange d'informations a distance entre un objet electronique portatif, tel qu'une carte a memoire, et un terminal, et objet portatif correspondant
PCT/FR1997/000584 WO1997038391A1 (fr) 1996-04-03 1997-04-02 Objet electronique portatif pour l'echange d'informations a distance

Publications (1)

Publication Number Publication Date
ATE189846T1 true ATE189846T1 (de) 2000-03-15

Family

ID=9490863

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97919459T ATE189846T1 (de) 1996-04-03 1997-04-02 Tragbares elektronisches objekt für datenfernübertragung

Country Status (7)

Country Link
US (1) US6052055A (de)
EP (1) EP0891597B1 (de)
JP (1) JP3838667B2 (de)
AT (1) ATE189846T1 (de)
DE (1) DE69701310T2 (de)
FR (1) FR2747250B1 (de)
WO (1) WO1997038391A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2791491A1 (fr) * 1999-03-26 2000-09-29 St Microelectronics Sa Telealimentation d'un transpondeur electromagnetique
FR2808634A1 (fr) * 2000-05-05 2001-11-09 St Microelectronics Sa Amelioration de la capacite de demodulation d'un transpondeur electromagnetique
FR2814242B1 (fr) * 2000-09-19 2002-12-20 France Telecom Dispositif de mesure ponctuelle d'un champ magnetique radiofrequence d'amplitude et de frequence constantes
JP2003085506A (ja) * 2001-09-12 2003-03-20 Yoshikawa Rf System Kk データキャリアにおける過電圧防止回路
DE10306689A1 (de) * 2003-02-11 2004-08-19 Atmel Germany Gmbh Schaltungsanordnung zur Signaldetektion
CN103546199B (zh) * 2012-07-17 2015-07-29 阿里巴巴集团控股有限公司 信息传输方法及终端设备

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0918308B1 (de) * 1991-04-03 2005-12-14 Tagsys SA Artikelsortiersystem
US5266926A (en) * 1991-05-31 1993-11-30 Avid Marketing, Inc. Signal transmission and tag power consumption measurement circuit for an inductive reader
DE69232627T2 (de) * 1991-11-12 2002-12-12 Dainippon Printing Co Ltd Verfahren zur kontaktfreien Kommunikation zwischen einem Halbleiter- Datenaufzeichnungsträger und einer Lese-/Schreibvorrichtung
AU6708894A (en) * 1993-04-30 1994-11-21 A & H International Products Proximity monitoring apparatus employing encoded, sequentially generated, mutually orthogonally polarized magnetic fields
US5552778A (en) * 1994-11-23 1996-09-03 International Business Machines Corporation Multibit bimorph magnetic tags using acoustic or magnetic interrogation for identification of an object coupled thereto
GB9505810D0 (en) * 1995-03-22 1995-05-10 Int Computers Ltd Electronic identification system
US5767789A (en) * 1995-08-31 1998-06-16 International Business Machines Corporation Communication channels through electrically conducting enclosures via frequency selective windows
FR2738370B1 (fr) * 1995-09-06 1997-11-07 France Telecom Installation pour l'echange d'informations a distance entre un objet portatif passif et une station, objet et station correspondants
FR2741980B1 (fr) * 1995-12-01 1998-01-23 Pierre Raimbault Procede de mise en phase d'etiquettes electroniques station d'interrogation et etiquette electronique pour sa mise en oeuvre
US5883582A (en) * 1997-02-07 1999-03-16 Checkpoint Systems, Inc. Anticollision protocol for reading multiple RFID tags

Also Published As

Publication number Publication date
FR2747250B1 (fr) 1998-06-26
EP0891597A1 (de) 1999-01-20
EP0891597B1 (de) 2000-02-16
US6052055A (en) 2000-04-18
DE69701310D1 (de) 2000-03-23
FR2747250A1 (fr) 1997-10-10
DE69701310T2 (de) 2000-08-24
JP3838667B2 (ja) 2006-10-25
JP2000509527A (ja) 2000-07-25
WO1997038391A1 (fr) 1997-10-16

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee