ES321704A1 - Una disposiciën radioelectrica de identificaciën de vehiculos - Google Patents

Una disposiciën radioelectrica de identificaciën de vehiculos

Info

Publication number
ES321704A1
ES321704A1 ES0321704A ES321704A ES321704A1 ES 321704 A1 ES321704 A1 ES 321704A1 ES 0321704 A ES0321704 A ES 0321704A ES 321704 A ES321704 A ES 321704A ES 321704 A1 ES321704 A1 ES 321704A1
Authority
ES
Spain
Prior art keywords
pulse
delay line
matrix
responder
interrogator
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
ES0321704A
Other languages
English (en)
Spanish (es)
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
Publication of ES321704A1 publication Critical patent/ES321704A1/es
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)
ES0321704A 1965-01-14 1966-01-13 Una disposiciën radioelectrica de identificaciën de vehiculos Expired ES321704A1 (es)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ES321704A1 true ES321704A1 (es) 1966-10-16

Family

ID=8568154

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0321704A Expired ES321704A1 (es) 1965-01-14 1966-01-13 Una disposiciën radioelectrica de identificaciën de vehiculos

Country Status (7)

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

Also Published As

Publication number Publication date
BE675070A (forum.php) 1966-05-03
FR1429403A (fr) 1966-02-25
CH461570A (fr) 1968-08-31
DE1491922A1 (de) 1969-07-17
NL6600441A (forum.php) 1966-07-15
FR89344E (fr) 1967-06-09
GB1128067A (en) 1968-09-25

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