DE69200410D1 - System zum Datenaustausch mittels Mikrowellen mit gleichzeitigem Senden und Empfangen. - Google Patents

System zum Datenaustausch mittels Mikrowellen mit gleichzeitigem Senden und Empfangen.

Info

Publication number
DE69200410D1
DE69200410D1 DE69200410T DE69200410T DE69200410D1 DE 69200410 D1 DE69200410 D1 DE 69200410D1 DE 69200410 T DE69200410 T DE 69200410T DE 69200410 T DE69200410 T DE 69200410T DE 69200410 D1 DE69200410 D1 DE 69200410D1
Authority
DE
Germany
Prior art keywords
reception
data exchange
exchange system
simultaneous transmission
microwave data
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
DE69200410T
Other languages
English (en)
Other versions
DE69200410T2 (de
Inventor
Marc Camiade
Veronique Serru
Dominique Geffroy
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.)
Teledyne e2v Semiconductors SAS
Original Assignee
Thomson SCF Semiconducteurs Specifiques
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 SCF Semiconducteurs Specifiques filed Critical Thomson SCF Semiconducteurs Specifiques
Application granted granted Critical
Publication of DE69200410D1 publication Critical patent/DE69200410D1/de
Publication of DE69200410T2 publication Critical patent/DE69200410T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • G01S13/82—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted
    • G01S13/825—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted with exchange of information between interrogator and responder
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/024—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using polarisation effects
    • 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
DE69200410T 1991-08-23 1992-08-11 System zum Datenaustausch mittels Mikrowellen mit gleichzeitigem Senden und Empfangen. Expired - Fee Related DE69200410T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR919110570A FR2680616B1 (fr) 1991-08-23 1991-08-23 Systeme d'echanges de donnees par hyperfrequences, a emission et reception simultanees.

Publications (2)

Publication Number Publication Date
DE69200410D1 true DE69200410D1 (de) 1994-10-20
DE69200410T2 DE69200410T2 (de) 1995-02-02

Family

ID=9416367

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69200410T Expired - Fee Related DE69200410T2 (de) 1991-08-23 1992-08-11 System zum Datenaustausch mittels Mikrowellen mit gleichzeitigem Senden und Empfangen.

Country Status (6)

Country Link
US (1) US5349356A (de)
EP (1) EP0530073B1 (de)
JP (1) JPH0690194A (de)
CA (1) CA2076469A1 (de)
DE (1) DE69200410T2 (de)
FR (1) FR2680616B1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4332474A1 (de) * 1993-09-24 1995-03-30 Bosch Gmbh Robert Verfahren zur Duplex-Datenübertragung zwischen einer Bake und einem Fahrzeug
US5453748A (en) * 1993-11-15 1995-09-26 Westinghouse Norden Systems Method and apparatus for responding to an interrogation signal
DE9411602U1 (de) * 1994-07-18 1995-08-17 Siemens Ag Anordnung zum Feststellen von Objekten in einem zu überwachenden Bereich
GB0317501D0 (en) * 2003-07-26 2003-08-27 Guidance Control Systems Ltd Radar systems
US20110115674A1 (en) * 2009-11-13 2011-05-19 Bae Systems Information And Electronic Systems Integration Inc. System and method for interrogating a target using polarized waves
US10170833B1 (en) * 2014-12-19 2019-01-01 L-3 Communications Corp. Electronically controlled polarization and beam steering
CA2986918C (en) * 2015-05-29 2023-10-31 Groupon, Inc. Mobile search

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2257095A1 (en) * 1974-01-07 1975-08-01 Lignes Telegraph Telephon Vehicle collision avoidance device - with flat plate inclined grid polariser is used as a passive reflector
SE417026C (sv) * 1976-09-02 1982-03-21 Inst For Mikrovagsteknik Vid T Anordning for registrering av en forsta typ av foremal, som ror sig relativt en andra typ av foremal
US4156874A (en) * 1977-11-21 1979-05-29 Kopis Floyd B Anti-collision vehicle radar system
JPS54121693A (en) * 1978-03-15 1979-09-20 Oki Electric Ind Co Ltd Linear-circular polarized wave modulation converter
EP0247612B1 (de) * 1986-05-30 1993-08-04 Sharp Kabushiki Kaisha Mikrowellen-Datenübertragungsgerät
US4742354A (en) * 1986-08-08 1988-05-03 Hughes Aircraft Company Radar transceiver employing circularly polarized waveforms
GB2219175B (en) * 1988-05-26 1992-07-08 Plessey Co Plc A transponder
US4983976A (en) * 1988-06-17 1991-01-08 Omron Tateisi Electronics Co. Signal transmission system and method
FR2643726B1 (fr) * 1989-02-27 1992-01-31 Caro Line Habigand Systeme d'identification sans contact d'un mobile en deplacement a proximite d'un poste fixe

Also Published As

Publication number Publication date
EP0530073B1 (de) 1994-09-14
DE69200410T2 (de) 1995-02-02
FR2680616A1 (fr) 1993-02-26
JPH0690194A (ja) 1994-03-29
FR2680616B1 (fr) 1994-09-09
EP0530073A1 (de) 1993-03-03
US5349356A (en) 1994-09-20
CA2076469A1 (fr) 1993-02-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee