FR89344E - Système radioélectrique d'identification des véhicules - Google Patents

Système radioélectrique d'identification des véhicules

Info

Publication number
FR89344E
FR89344E FR44362A FR44362A FR89344E FR 89344 E FR89344 E FR 89344E FR 44362 A FR44362 A FR 44362A FR 44362 A FR44362 A FR 44362A FR 89344 E FR89344 E FR 89344E
Authority
FR
France
Prior art keywords
radio system
vehicle identification
identification radio
vehicle
radio
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
Application number
FR44362A
Other languages
English (en)
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.)
Thales SA
Original Assignee
CSF Compagnie Generale de Telegraphie sans Fil SA
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 CSF Compagnie Generale de Telegraphie sans Fil SA filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Priority to FR44362A priority Critical patent/FR89344E/fr
Application granted granted Critical
Publication of FR89344E publication Critical patent/FR89344E/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
    • B61L25/02—Indicating or recording positions or identities of vehicles or trains
    • B61L25/04—Indicating or recording train identities
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
    • B61L25/02—Indicating or recording positions or identities of vehicles or trains
    • B61L25/04—Indicating or recording train identities
    • B61L25/043—Indicating or recording train identities using inductive tags
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
    • B61L25/02—Indicating or recording positions or identities of vehicles or trains
    • B61L25/04—Indicating or recording train identities
    • B61L25/045—Indicating or recording train identities using reradiating tags
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/44—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mechanical Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
FR44362A 1965-01-14 1965-12-30 Système radioélectrique d'identification des véhicules Expired FR89344E (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR44362A FR89344E (fr) 1965-01-14 1965-12-30 Système radioélectrique d'identification des véhicules

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1903A FR1429403A (fr) 1965-01-14 1965-01-14 Système radioélectrique d'identification des véhicules
FR44362A FR89344E (fr) 1965-01-14 1965-12-30 Système radioélectrique d'identification des véhicules

Publications (1)

Publication Number Publication Date
FR89344E true FR89344E (fr) 1967-06-09

Family

ID=8568154

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1903A Expired FR1429403A (fr) 1965-01-14 1965-01-14 Système radioélectrique d'identification des véhicules
FR44362A Expired FR89344E (fr) 1965-01-14 1965-12-30 Système radioélectrique d'identification des véhicules

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR1903A Expired FR1429403A (fr) 1965-01-14 1965-01-14 Système radioélectrique d'identification des véhicules

Country Status (7)

Country Link
BE (1) BE675070A (fr)
CH (1) CH461570A (fr)
DE (1) DE1491922A1 (fr)
ES (1) ES321704A1 (fr)
FR (2) FR1429403A (fr)
GB (1) GB1128067A (fr)
NL (1) NL6600441A (fr)

Also Published As

Publication number Publication date
CH461570A (fr) 1968-08-31
GB1128067A (en) 1968-09-25
NL6600441A (fr) 1966-07-15
BE675070A (fr) 1966-05-03
ES321704A1 (es) 1966-10-16
DE1491922A1 (de) 1969-07-17
FR1429403A (fr) 1966-02-25

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