CA999953A - Traffic surveillance system - Google Patents

Traffic surveillance system

Info

Publication number
CA999953A
CA999953A CA175,425A CA175425A CA999953A CA 999953 A CA999953 A CA 999953A CA 175425 A CA175425 A CA 175425A CA 999953 A CA999953 A CA 999953A
Authority
CA
Canada
Prior art keywords
surveillance system
traffic surveillance
traffic
surveillance
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
CA175,425A
Other languages
English (en)
Other versions
CA175425S (en
Inventor
Henri Billottet
Jean-Raymond Narbaits-Jaureguy
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
Thomson CSF 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 Thomson CSF SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of CA999953A publication Critical patent/CA999953A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/20—Non-resonant leaky-waveguide or transmission-line antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/22—Longitudinal slot in boundary wall of waveguide or transmission line

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Traffic Control Systems (AREA)
  • Near-Field Transmission Systems (AREA)
CA175,425A 1972-07-06 1973-07-03 Traffic surveillance system Expired CA999953A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7224465A FR2191181B1 (it) 1972-07-06 1972-07-06

Publications (1)

Publication Number Publication Date
CA999953A true CA999953A (en) 1976-11-16

Family

ID=9101444

Family Applications (1)

Application Number Title Priority Date Filing Date
CA175,425A Expired CA999953A (en) 1972-07-06 1973-07-03 Traffic surveillance system

Country Status (16)

Country Link
US (1) US3964063A (it)
JP (1) JPS4960194A (it)
AR (1) AR204311A1 (it)
AT (1) AT344550B (it)
BE (1) BE801986A (it)
BR (1) BR7304971D0 (it)
CA (1) CA999953A (it)
CH (1) CH576150A5 (it)
DE (1) DE2334538A1 (it)
ES (1) ES416609A1 (it)
FR (1) FR2191181B1 (it)
GB (1) GB1441968A (it)
IT (1) IT989736B (it)
NL (1) NL7309319A (it)
RO (1) RO69601A (it)
SE (1) SE392974B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1013280B (it) * 1974-05-28 1977-03-30 Autostrade Concess Const Sistema perfezionato per il control lo elettronico del traffico in tempo reale e per trasmissioni bidirezionali in codice e fonia fra centrale operativa e mezzi mobili
GB2146864B (en) * 1983-09-14 1987-06-17 David James Reginald Martin Vehicle location system
EP0274055B1 (fr) * 1986-12-12 1993-03-10 Gec Alsthom Sa Dispositif de transmission d'informations et/ou d'instructions à large bande passante entre un élément mobile et un poste de contrôle
JP3528435B2 (ja) * 1996-06-27 2004-05-17 トヨタ自動車株式会社 路上物体検出装置
US9064406B1 (en) 2010-09-28 2015-06-23 The Boeing Company Portable and persistent vehicle surveillance system
FR3037728A1 (fr) * 2015-06-19 2016-12-23 Commissariat Energie Atomique Systeme de transmission de donnees entre un dispositif fixe et un dispositif mobile comprenant un guide d'onde

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2649538A (en) * 1949-10-13 1953-08-18 Westinghouse Air Brake Co Space intrusion detection system
US2648839A (en) * 1950-10-02 1953-08-11 Rca Corp Direction finding antenna system
US3031643A (en) * 1960-05-16 1962-04-24 Nat Company Inc Transmission line fence burglar alarm
US3286260A (en) * 1964-02-07 1966-11-15 Howard Shirly La Var Electronic scanning radar system
FR1436244A (fr) * 1964-04-30 1966-04-22 Hitachi Ltd Dispositif détecteur d'obstacles, notamment sur une voie de chemin de fer, et guide d'ondes utilisé
US3679993A (en) * 1967-09-27 1972-07-25 Varian Associates Crossed-field noise generator tube employing a high magnetic field intensity

Also Published As

Publication number Publication date
FR2191181B1 (it) 1976-07-23
JPS4960194A (it) 1974-06-11
US3964063A (en) 1976-06-15
BR7304971D0 (pt) 1974-08-22
IT989736B (it) 1975-06-10
NL7309319A (it) 1974-01-08
ES416609A1 (es) 1976-02-16
AT344550B (de) 1978-07-25
AR204311A1 (es) 1975-12-22
ATA593673A (de) 1977-11-15
FR2191181A1 (it) 1974-02-01
GB1441968A (en) 1976-07-07
CH576150A5 (it) 1976-05-31
RO69601A (ro) 1981-03-30
BE801986A (fr) 1973-11-05
SE392974B (sv) 1977-04-25
DE2334538A1 (de) 1974-01-24

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