FR1203154A - Device for the precise determination of the moment of passage of a mobile - Google Patents

Device for the precise determination of the moment of passage of a mobile

Info

Publication number
FR1203154A
FR1203154A FR1203154DA FR1203154A FR 1203154 A FR1203154 A FR 1203154A FR 1203154D A FR1203154D A FR 1203154DA FR 1203154 A FR1203154 A FR 1203154A
Authority
FR
France
Prior art keywords
moment
passage
mobile
precise determination
precise
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
Other languages
French (fr)
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.)
FR D ELECTRONIQUE ET DE CYBERN
Original Assignee
FR D ELECTRONIQUE ET DE CYBERN
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 FR D ELECTRONIQUE ET DE CYBERN filed Critical FR D ELECTRONIQUE ET DE CYBERN
Application granted granted Critical
Publication of FR1203154A publication Critical patent/FR1203154A/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
    • G08G1/04—Detecting movement of traffic to be counted or controlled using optical or ultrasonic detectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1203154D 1958-07-23 1958-07-23 Device for the precise determination of the moment of passage of a mobile Expired FR1203154A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1203154T 1958-07-23

Publications (1)

Publication Number Publication Date
FR1203154A true FR1203154A (en) 1960-01-15

Family

ID=9672290

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1203154D Expired FR1203154A (en) 1958-07-23 1958-07-23 Device for the precise determination of the moment of passage of a mobile

Country Status (1)

Country Link
FR (1) FR1203154A (en)

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