DE69626750T2 - Verfahren zur Synchronisierung elektronischer Karten, Abfragestation und elektronische Karte zur Durchführung des Verfahrens - Google Patents

Verfahren zur Synchronisierung elektronischer Karten, Abfragestation und elektronische Karte zur Durchführung des Verfahrens

Info

Publication number
DE69626750T2
DE69626750T2 DE69626750T DE69626750T DE69626750T2 DE 69626750 T2 DE69626750 T2 DE 69626750T2 DE 69626750 T DE69626750 T DE 69626750T DE 69626750 T DE69626750 T DE 69626750T DE 69626750 T2 DE69626750 T2 DE 69626750T2
Authority
DE
Germany
Prior art keywords
interrogation
tags
carrying
post
electronic
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
DE69626750T
Other languages
English (en)
Other versions
DE69626750D1 (de
Inventor
Pierre Raimbault
Jean Goupil
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.)
Winstead Assets Ltd
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE69626750D1 publication Critical patent/DE69626750D1/de
Publication of DE69626750T2 publication Critical patent/DE69626750T2/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
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
    • G06K7/10019—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers.
    • G06K7/10029—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers. the collision being resolved in the time domain, e.g. using binary tree search or RFID responses allocated to a random time slot
    • G06K7/10039—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers. the collision being resolved in the time domain, e.g. using binary tree search or RFID responses allocated to a random time slot interrogator driven, i.e. synchronous
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
DE69626750T 1995-12-01 1996-11-27 Verfahren zur Synchronisierung elektronischer Karten, Abfragestation und elektronische Karte zur Durchführung des Verfahrens Expired - Lifetime DE69626750T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9514252A FR2741980B1 (fr) 1995-12-01 1995-12-01 Procede de mise en phase d'etiquettes electroniques station d'interrogation et etiquette electronique pour sa mise en oeuvre

Publications (2)

Publication Number Publication Date
DE69626750D1 DE69626750D1 (de) 2003-04-24
DE69626750T2 true DE69626750T2 (de) 2003-12-24

Family

ID=9485075

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69626750T Expired - Lifetime DE69626750T2 (de) 1995-12-01 1996-11-27 Verfahren zur Synchronisierung elektronischer Karten, Abfragestation und elektronische Karte zur Durchführung des Verfahrens

Country Status (6)

Country Link
US (1) US5923251A (de)
EP (1) EP0777192B1 (de)
AT (1) ATE235085T1 (de)
CA (1) CA2191788C (de)
DE (1) DE69626750T2 (de)
FR (1) FR2741980B1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202007002838U1 (de) * 2007-02-27 2008-07-03 Robert Bosch Gmbh Werkstückidentifikationssystem

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FR2747250B1 (fr) * 1996-04-03 1998-06-26 Bouvier Jacky 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
EP0890928A3 (de) * 1997-07-10 2001-06-13 Sarnoff Corporation Übertragungsvorrichtung und auf Abstand Identifizieren eines elektronisch kodierten Gegenstandes
DE19812728A1 (de) * 1998-03-24 1999-09-30 Philips Patentverwaltung Anordnung für einen Antennenschwingkreis für kontaktlose Übertragungssysteme
FR2776794B1 (fr) * 1998-03-27 2000-05-05 Gemplus Card Int Procede d'ecriture simultanee d'un message commun dans des etiquettes electroniques sans contact
DE19846295B4 (de) * 1998-10-07 2008-04-24 Kabushiki Kaisha Sato Drucker mit einer Einrichtung zum Ansteuern von Transponderchips
DE19926748A1 (de) * 1999-06-11 2000-12-21 Siemens Ag Funktionskontrollsystem, insbesondere Zugangskontrollsystem, und Verfahren zur Funktionssteuerung
GB0017882D0 (en) * 2000-07-21 2000-09-06 Sentec Ltd Anti collision for passive magnetic tags
US6696954B2 (en) 2000-10-16 2004-02-24 Amerasia International Technology, Inc. Antenna array for smart RFID tags
CA2441904C (en) * 2001-03-26 2011-06-14 Sensormatic Electronics Corporation Digital detection filters for electronic article surveillance
US6703935B1 (en) 2001-05-14 2004-03-09 Amerasia International Technology, Inc. Antenna arrangement for RFID smart tags
FR2858865B1 (fr) * 2003-08-12 2005-10-21 Raimbault Pierre Procede de reperage antivol par etiquette rfid, etiquette et base-station le mettant en oeuvre
FR2862406B1 (fr) * 2003-11-13 2006-12-01 Pierre Raimbault Procede d'identification d'etiquettes electroniques, etiquettes electroniques et base-station le mettant en oeuvre.

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AU525251B2 (en) 1978-06-02 1982-10-28 Amalgamated Wireless (Australasia) Limited Identification system
US4471345A (en) 1982-03-05 1984-09-11 Sensormatic Electronics Corporation Randomized tag to portal communication system
DE3307579A1 (de) * 1983-03-03 1984-11-29 Jürgen Dipl.-Ing. 8017 Ebersberg Machate Einrichtung zur kontaktlosen abfrage eines zugehoerigen datentraegers
GB8408538D0 (en) * 1984-04-03 1984-05-16 Senelco Ltd Transmitter-responder systems
NL8601021A (nl) 1986-04-22 1987-11-16 Nedap Nv Programmeerbare responder.
US4859991A (en) * 1987-08-28 1989-08-22 Sensormatic Electronics Corporation Electronic article surveillance system employing time domain and/or frequency domain analysis and computerized operation
US5121103A (en) * 1988-07-29 1992-06-09 Knogo Corporation Load isolated article surveillance system and antenna assembly
US5103209A (en) * 1989-01-09 1992-04-07 Checkpoint Systems, Inc. Electronic article surveillance system with improved differentiation
GB9009739D0 (en) * 1990-05-01 1990-06-20 Disys Inc Transponder system
AT395224B (de) * 1990-08-23 1992-10-27 Mikron Ges Fuer Integrierte Mi Kontaktloses, induktives datenuebertragungssystem
FR2666187B1 (fr) * 1990-08-24 1994-05-06 Philippe Michel Dispositif pour le dialogue a distance entre une station et un ou plusieurs objets portatifs.
FR2671894A1 (fr) * 1991-01-18 1992-07-24 Gemplus Card Int Systeme de communication entre une borne et des mobiles.
NL9100109A (nl) * 1991-01-23 1992-08-17 Texas Instruments Holland Ondervraagstation voor te identificeren objecten.
US5266925A (en) * 1991-09-30 1993-11-30 Westinghouse Electric Corp. Electronic identification tag interrogation method
US5264854A (en) * 1992-03-12 1993-11-23 Spiess Newton E Multiple vehicle identification and classification system
US5349332A (en) * 1992-10-13 1994-09-20 Sensormatic Electronics Corportion EAS system with requency hopping
NZ314269A (en) * 1992-11-18 1998-01-26 British Tech Group Transponder identification system transmits multiple simultaneous interrogation signals
US5353011A (en) * 1993-01-04 1994-10-04 Checkpoint Systems, Inc. Electronic article security system with digital signal processing and increased detection range
US5495229A (en) * 1994-09-28 1996-02-27 Sensormatic Electronics Corporation Pulsed electronic article surveillance device employing expert system techniques for dynamic optimization
US5512878A (en) * 1994-10-06 1996-04-30 Sensormatic Electronics Corporation Pulsed electronic article surveillance systems
US5680106A (en) * 1995-10-27 1997-10-21 International Business Machines Corporation Multibit tag with stepwise variable frequencies
US5699046A (en) * 1995-11-02 1997-12-16 Sensormatic Electronics Corporation EAS system employing central and local stations with shared functions

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202007002838U1 (de) * 2007-02-27 2008-07-03 Robert Bosch Gmbh Werkstückidentifikationssystem

Also Published As

Publication number Publication date
ATE235085T1 (de) 2003-04-15
CA2191788A1 (fr) 1997-06-02
EP0777192A1 (de) 1997-06-04
FR2741980A1 (fr) 1997-06-06
US5923251A (en) 1999-07-13
CA2191788C (fr) 2007-05-15
DE69626750D1 (de) 2003-04-24
FR2741980B1 (fr) 1998-01-23
EP0777192B1 (de) 2003-03-19

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Legal Events

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

Owner name: WINSTEAD ASSETS LTD., ROADTOWN, TORTOLA, VG

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

Representative=s name: DERZEIT KEIN VERTRETER BESTELLT