CA987769A - Dispositif de balisage et systeme pour la reconnaissance de balises - Google Patents

Dispositif de balisage et systeme pour la reconnaissance de balises

Info

Publication number
CA987769A
CA987769A CA 137580 CA137580A CA987769A CA 987769 A CA987769 A CA 987769A CA 137580 CA137580 CA 137580 CA 137580 A CA137580 A CA 137580A CA 987769 A CA987769 A CA 987769A
Authority
CA
Canada
Prior art keywords
reconnoitring
beacon
beaconing device
beaconing
reconnoitring system
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
CA 137580
Other languages
English (en)
French (fr)
Other versions
CA137580S (en
Inventor
Roger Lehmann
Guy Louvel
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.)
Compagnie Generale dAutomatisme SA
Original Assignee
Compagnie Generale dAutomatisme 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 Compagnie Generale dAutomatisme SA filed Critical Compagnie Generale dAutomatisme SA
Application granted granted Critical
Publication of CA987769A publication Critical patent/CA987769A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
    • B61L3/02—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
    • B61L3/08—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically
    • B61L3/12—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves
    • B61L3/125—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves using short-range radio transmission
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
CA 137580 1971-03-29 1972-03-20 Dispositif de balisage et systeme pour la reconnaissance de balises Expired CA987769A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7110974A FR2131832B1 (nl) 1971-03-29 1971-03-29

Publications (1)

Publication Number Publication Date
CA987769A true CA987769A (fr) 1976-04-20

Family

ID=9074317

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 137580 Expired CA987769A (fr) 1971-03-29 1972-03-20 Dispositif de balisage et systeme pour la reconnaissance de balises

Country Status (5)

Country Link
BR (1) BR7201830D0 (nl)
CA (1) CA987769A (nl)
CH (2) CH559397A5 (nl)
FR (1) FR2131832B1 (nl)
ZA (1) ZA722130B (nl)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2574037B1 (fr) * 1984-11-30 1993-09-10 Thomson Csf Dispositif et procede de commande de vehicules guides
GB9116943D0 (en) * 1991-08-06 1991-09-18 Marconi Gec Ltd Vehicle navigation system
NL9401570A (nl) * 1994-09-27 1996-05-01 Chl Netherlands Bv Microgolfpasseersensor met bijzondere reflector.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE489994A (nl) * 1948-07-06
US3247508A (en) * 1963-10-04 1966-04-19 American Brake Shoe Co Microwave identification of railroad cars

Also Published As

Publication number Publication date
FR2131832A1 (nl) 1972-11-17
ZA722130B (en) 1973-03-28
BR7201830D0 (pt) 1973-05-24
FR2131832B1 (nl) 1974-05-31
CH559396A5 (nl) 1975-02-28
CH559397A5 (nl) 1975-02-28

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