FR2618907B1 - Systeme d'identification a balise repondeuse sans source d'alimentation - Google Patents

Systeme d'identification a balise repondeuse sans source d'alimentation

Info

Publication number
FR2618907B1
FR2618907B1 FR8710901A FR8710901A FR2618907B1 FR 2618907 B1 FR2618907 B1 FR 2618907B1 FR 8710901 A FR8710901 A FR 8710901A FR 8710901 A FR8710901 A FR 8710901A FR 2618907 B1 FR2618907 B1 FR 2618907B1
Authority
FR
France
Prior art keywords
supply source
identification system
beacon
answering
answering beacon
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 - Fee Related
Application number
FR8710901A
Other languages
English (en)
Other versions
FR2618907A1 (fr
Inventor
Dan Serbanescu
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.)
Electro SA Et Const
Original Assignee
Electro SA Et Const
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 Electro SA Et Const filed Critical Electro SA Et Const
Priority to FR8710901A priority Critical patent/FR2618907B1/fr
Publication of FR2618907A1 publication Critical patent/FR2618907A1/fr
Application granted granted Critical
Publication of FR2618907B1 publication Critical patent/FR2618907B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/75—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors
    • G01S13/751—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal
    • G01S13/758—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal using a signal generator powered by the interrogation signal
    • 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)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Theoretical Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR8710901A 1987-07-31 1987-07-31 Systeme d'identification a balise repondeuse sans source d'alimentation Expired - Fee Related FR2618907B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8710901A FR2618907B1 (fr) 1987-07-31 1987-07-31 Systeme d'identification a balise repondeuse sans source d'alimentation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8710901A FR2618907B1 (fr) 1987-07-31 1987-07-31 Systeme d'identification a balise repondeuse sans source d'alimentation

Publications (2)

Publication Number Publication Date
FR2618907A1 FR2618907A1 (fr) 1989-02-03
FR2618907B1 true FR2618907B1 (fr) 1990-02-02

Family

ID=9353777

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8710901A Expired - Fee Related FR2618907B1 (fr) 1987-07-31 1987-07-31 Systeme d'identification a balise repondeuse sans source d'alimentation

Country Status (1)

Country Link
FR (1) FR2618907B1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3909301A1 (de) * 1989-03-21 1990-10-04 Texas Instruments Deutschland Schaltungsanordnung
DE4007453A1 (de) * 1990-03-09 1991-09-12 Telefunken Electronic Gmbh Vorrichtung zum ueberwachen von objekten
US5287112A (en) * 1993-04-14 1994-02-15 Texas Instruments Incorporated High speed read/write AVI system
US5477215A (en) * 1993-08-02 1995-12-19 At&T Corp. Arrangement for simultaneously interrogating a plurality of portable radio frequency communication devices
EP0704928A3 (fr) * 1994-09-30 1998-08-05 HID Corporation Système transpondeur radiofréquence avec interrogation à résonance parallèle et réponse à résonance en série
DE19546171C1 (de) * 1995-12-11 1996-11-28 Siemens Ag Diebstahlschutzsystem für ein Kraftfahrzeug
EP1355424A1 (fr) * 2002-04-17 2003-10-22 Senstronic, S.A. Dispositif capteur comprenant des unités sans fil de détection pour un dispositif de serrage
EP1615158B1 (fr) 2002-12-24 2014-08-27 Panasonic Corp Lecteur de carte à puce sans contact
FR2894051B1 (fr) * 2005-11-25 2013-01-04 Spacecode Etiquette electronique
US20080246675A1 (en) * 2005-07-22 2008-10-09 Winstead Assets Limited Field Winding
FR2894048A1 (fr) * 2005-11-25 2007-06-01 Spacecode Sa Etiquette electronique et station de base pour l'interroger

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4274083A (en) * 1977-12-16 1981-06-16 Eiichi Tomoeda Apparatus for identifying moving objects
SU1068051A3 (ru) * 1980-05-19 1984-01-15 Таг Радионикс Лимитед (Фирма) Устройство дл передачи и приема сигналов
US4473825A (en) * 1982-03-05 1984-09-25 Walton Charles A Electronic identification system with power input-output interlock and increased capabilities
US4546241A (en) * 1982-12-10 1985-10-08 Walton Charles A Electronic proximity identification system
JPS60171475A (ja) * 1984-02-15 1985-09-04 アイデンティフィケ−ション・デバイセス・インコ−ポレ−テッド 識別システム

Also Published As

Publication number Publication date
FR2618907A1 (fr) 1989-02-03

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Legal Events

Date Code Title Description
ST Notification of lapse