FR2618907B1 - Systeme d'identification a balise repondeuse sans source d'alimentation - Google Patents
Systeme d'identification a balise repondeuse sans source d'alimentationInfo
- 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
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)
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)
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 |
EP1434160A3 (fr) | 2002-12-24 | 2004-09-15 | Matsushita Electric Industrial Co., Ltd. | Lecteur de carte à puce sans contact |
FR2894048A1 (fr) * | 2005-11-25 | 2007-06-01 | Spacecode Sa | Etiquette electronique et station de base pour l'interroger |
US20080246675A1 (en) * | 2005-07-22 | 2008-10-09 | Winstead Assets Limited | Field Winding |
FR2894051B1 (fr) * | 2005-11-25 | 2013-01-04 | Spacecode | Etiquette electronique |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4274083A (en) * | 1977-12-16 | 1981-06-16 | Eiichi Tomoeda | Apparatus for identifying moving objects |
ZA813317B (en) * | 1980-05-19 | 1982-05-26 | Tag Radionics Ltd | Coded information arrangement |
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 |
-
1987
- 1987-07-31 FR FR8710901A patent/FR2618907B1/fr not_active Expired - Fee Related
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 |