JPS549678A - Vehicle speed detection system - Google Patents

Vehicle speed detection system

Info

Publication number
JPS549678A
JPS549678A JP5399678A JP5399678A JPS549678A JP S549678 A JPS549678 A JP S549678A JP 5399678 A JP5399678 A JP 5399678A JP 5399678 A JP5399678 A JP 5399678A JP S549678 A JPS549678 A JP S549678A
Authority
JP
Japan
Prior art keywords
vehicle speed
detection system
speed detection
vehicle
speed
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.)
Pending
Application number
JP5399678A
Other languages
English (en)
Japanese (ja)
Inventor
Esuraajian Kamuran
Yuujin Bogunaa Robaato
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of JPS549678A publication Critical patent/JPS549678A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/50—Devices characterised by the use of electric or magnetic means for measuring linear speed
    • G01P3/52—Devices characterised by the use of electric or magnetic means for measuring linear speed by measuring amplitude of generated current or voltage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
    • G01P3/66—Devices characterised by the determination of the time taken to traverse a fixed distance using electric or magnetic means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Traffic Control Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
JP5399678A 1977-05-06 1978-05-06 Vehicle speed detection system Pending JPS549678A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPD000877 1977-05-06

Publications (1)

Publication Number Publication Date
JPS549678A true JPS549678A (en) 1979-01-24

Family

ID=3766968

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5399678A Pending JPS549678A (en) 1977-05-06 1978-05-06 Vehicle speed detection system

Country Status (4)

Country Link
JP (1) JPS549678A (cs)
DE (1) DE2819566A1 (cs)
FR (1) FR2389893A1 (cs)
GB (1) GB1601147A (cs)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5742235U (cs) * 1980-08-21 1982-03-08
JPS5742234U (cs) * 1980-08-21 1982-03-08

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2999999A (en) * 1955-02-08 1961-09-12 Everhard H B Bartelink Highway traffic control system
US3626413A (en) * 1970-02-02 1971-12-07 Howard C Zachmann Traffic surveillance and control system
US3721821A (en) * 1970-12-14 1973-03-20 Abex Corp Railway wheel sensor
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5742235U (cs) * 1980-08-21 1982-03-08
JPS5742234U (cs) * 1980-08-21 1982-03-08

Also Published As

Publication number Publication date
DE2819566A1 (de) 1978-11-16
FR2389893A1 (cs) 1978-12-01
GB1601147A (en) 1981-10-28

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