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ATE158430T1 - Vorrichtung für telekommunikationen durch elektromagnetische wellen - Google Patents

Vorrichtung für telekommunikationen durch elektromagnetische wellen

Info

Publication number
ATE158430T1
ATE158430T1 AT91402989T AT91402989T ATE158430T1 AT E158430 T1 ATE158430 T1 AT E158430T1 AT 91402989 T AT91402989 T AT 91402989T AT 91402989 T AT91402989 T AT 91402989T AT E158430 T1 ATE158430 T1 AT E158430T1
Authority
AT
Austria
Prior art keywords
reader
badge
modem
antenna
gate
Prior art date
Application number
AT91402989T
Other languages
English (en)
Inventor
Marc Camiade
Veronique Serru
Dominique Geffroy
Original Assignee
Thomson Csf Semiconducteurs
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 Thomson Csf Semiconducteurs filed Critical Thomson Csf Semiconducteurs
Application granted granted Critical
Publication of ATE158430T1 publication Critical patent/ATE158430T1/de

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07B—TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
    • G07B15/00—Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points
    • G07B15/06—Arrangements for road pricing or congestion charging of vehicles or vehicle users, e.g. automatic toll systems
    • G07B15/063—Arrangements for road pricing or congestion charging of vehicles or vehicle users, e.g. automatic toll systems using wireless information transmission between the vehicle and a fixed station
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Finance (AREA)
  • Business, Economics & Management (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Near-Field Transmission Systems (AREA)
  • Devices For Checking Fares Or Tickets At Control Points (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Developing Agents For Electrophotography (AREA)
AT91402989T 1990-11-16 1991-11-07 Vorrichtung für telekommunikationen durch elektromagnetische wellen ATE158430T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9014290A FR2669484B1 (fr) 1990-11-16 1990-11-16 Dispositif de telecommunications par ondes electromagnetiques.

Publications (1)

Publication Number Publication Date
ATE158430T1 true ATE158430T1 (de) 1997-10-15

Family

ID=9402271

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91402989T ATE158430T1 (de) 1990-11-16 1991-11-07 Vorrichtung für telekommunikationen durch elektromagnetische wellen

Country Status (9)

Country Link
US (1) US5173705A (de)
EP (1) EP0486365B1 (de)
JP (1) JPH0627233A (de)
AT (1) ATE158430T1 (de)
CA (1) CA2055581A1 (de)
DE (1) DE69127674T2 (de)
ES (1) ES2106066T3 (de)
FR (1) FR2669484B1 (de)
GR (1) GR3025574T3 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2669475B1 (fr) * 1990-11-16 1993-01-22 Thomson Composants Microondes Modem pour badge hyperfrequence, a amplificateur a reflexion.
CA2129024A1 (en) * 1992-04-01 1993-10-14 John R. Wootton Beam steered laser iff system
US5349355A (en) * 1993-01-21 1994-09-20 The United States Of America As Represented By The Secretary Of The Navy Credential tracking system
US5732401A (en) * 1996-03-29 1998-03-24 Intellitecs International Ltd. Activity based cost tracking systems
JPH11261434A (ja) * 1998-03-09 1999-09-24 Alps Electric Co Ltd 変復調装置
FR2776781B1 (fr) * 1998-03-31 2000-05-05 Gemplus Card Int Dispositif de controle de l'impedance ramenee sur l'antenne d'une etiquette electromagnetique
US6484265B2 (en) * 1998-12-30 2002-11-19 Intel Corporation Software control of transistor body bias in controlling chip parameters
GB2351423A (en) * 1999-06-25 2000-12-27 Marconi Electronic Syst Ltd Modulator circuit
US7398078B2 (en) * 2004-03-05 2008-07-08 Seknion, Inc. Method and apparatus for security in a wireless network
ATE542186T1 (de) * 2004-03-05 2012-02-15 Seknion Inc Verfahren und vorrichtung zur verbesserung der leistung und genauigkeit von rfid-systemen

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3728630A (en) * 1971-02-16 1973-04-17 Sperry Rand Corp Wide band transponder
US3967202A (en) * 1974-07-25 1976-06-29 Northern Illinois Gas Company Data transmission system including an RF transponder for generating a broad spectrum of intelligence bearing sidebands
US4075632A (en) * 1974-08-27 1978-02-21 The United States Of America As Represented By The United States Department Of Energy Interrogation, and detection system
GB1543155A (en) * 1975-05-02 1979-03-28 Nat Res Dev Transponders
US4121102A (en) * 1976-07-27 1978-10-17 Kilo Corporation Object identification system
US4053854A (en) * 1976-06-07 1977-10-11 Motorola Inc. Q switching microwave oscillator
US4114151A (en) * 1976-09-14 1978-09-12 Alfa-Laval Company Limited Passive transponder apparatus for use in an interrogator-responder system
US4213129A (en) * 1978-11-13 1980-07-15 Motorola, Inc. Delay stabilizing system
DE2855173C2 (de) * 1978-12-20 1980-10-02 Siemens Ag, 1000 Berlin Und 8000 Muenchen PIN-Dioden-Hochfrequenzschalter für Sekundärradar-Abfragegeräte mit Nebenzipfelsignalunterdrückung oder -Transponder mit Antennendiversity
US4242663A (en) * 1979-02-01 1980-12-30 Lockheed Electronics Corporation Electronic identification system
US4303904A (en) * 1979-10-12 1981-12-01 Chasek Norman E Universally applicable, in-motion and automatic toll paying system using microwaves
FR2474204B1 (fr) * 1980-01-22 1985-11-22 Transac Develop Transac Automa Dispositif electronique portatif, notamment pour l'identification de son porteur
US4345253A (en) * 1980-06-20 1982-08-17 Identronix, Inc. Passive sensing and encoding transponder
US4654658A (en) * 1984-08-03 1987-03-31 Walton Charles A Identification system with vector phase angle detection
US4656472A (en) * 1985-01-23 1987-04-07 Walton Charles A Proximity identification system with power aided identifier
CA1335676C (en) * 1988-01-14 1995-05-23 Akira Iga Portable data transmitter device and a system using the same
JPH0290746A (ja) * 1988-09-27 1990-03-30 Nec Corp ディジタル伝送装置
FR2660438B1 (fr) * 1990-03-27 1992-08-07 Thomson Composants Microondes Antenne active de transmission bidirectionnelle.

Also Published As

Publication number Publication date
EP0486365A1 (de) 1992-05-20
FR2669484B1 (fr) 1994-03-25
JPH0627233A (ja) 1994-02-04
DE69127674D1 (de) 1997-10-23
EP0486365B1 (de) 1997-09-17
ES2106066T3 (es) 1997-11-01
CA2055581A1 (fr) 1992-05-17
DE69127674T2 (de) 1998-01-15
FR2669484A1 (fr) 1992-05-22
GR3025574T3 (en) 1998-03-31
US5173705A (en) 1992-12-22

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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