FR1053474A - Method and device for locating the passage of a mobile - Google Patents

Method and device for locating the passage of a mobile

Info

Publication number
FR1053474A
FR1053474A FR1053474DA FR1053474A FR 1053474 A FR1053474 A FR 1053474A FR 1053474D A FR1053474D A FR 1053474DA FR 1053474 A FR1053474 A FR 1053474A
Authority
FR
France
Prior art keywords
locating
passage
mobile
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)
Inventor
Andre-Philemon Coste
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 filed Critical
Application granted granted Critical
Publication of FR1053474A publication Critical patent/FR1053474A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/505—Systems of measurement based on relative movement of target using Doppler effect for determining closest range to a target or corresponding time, e.g. miss-distance indicator
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
FR1053474D 1952-04-05 1952-04-05 Method and device for locating the passage of a mobile Expired FR1053474A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1053474T 1952-04-05

Publications (1)

Publication Number Publication Date
FR1053474A true FR1053474A (en) 1954-02-02

Family

ID=9595936

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1053474D Expired FR1053474A (en) 1952-04-05 1952-04-05 Method and device for locating the passage of a mobile

Country Status (1)

Country Link
FR (1) FR1053474A (en)

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