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FR2688915B1 - METHOD FOR GENERATING AN ALARM SIGNALING THE APPROXIMATION OF TWO VEHICLES AND DEVICE FOR CARRYING OUT THIS METHOD. - Google Patents

METHOD FOR GENERATING AN ALARM SIGNALING THE APPROXIMATION OF TWO VEHICLES AND DEVICE FOR CARRYING OUT THIS METHOD.

Info

Publication number
FR2688915B1
FR2688915B1 FR9203376A FR9203376A FR2688915B1 FR 2688915 B1 FR2688915 B1 FR 2688915B1 FR 9203376 A FR9203376 A FR 9203376A FR 9203376 A FR9203376 A FR 9203376A FR 2688915 B1 FR2688915 B1 FR 2688915B1
Authority
FR
France
Prior art keywords
approximation
vehicles
generating
carrying
alarm signaling
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 - Fee Related
Application number
FR9203376A
Other languages
French (fr)
Other versions
FR2688915A1 (en
Inventor
Nguyen-Xuan Phuc
Tabart Maurice
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.)
Societe Anonyme de Telecommunications SAT
Original Assignee
Societe Anonyme de Telecommunications SAT
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 Societe Anonyme de Telecommunications SAT filed Critical Societe Anonyme de Telecommunications SAT
Priority to FR9203376A priority Critical patent/FR2688915B1/en
Publication of FR2688915A1 publication Critical patent/FR2688915A1/en
Application granted granted Critical
Publication of FR2688915B1 publication Critical patent/FR2688915B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
    • G01S11/12—Systems for determining distance or velocity not using reflection or reradiation using electromagnetic waves other than radio waves

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Traffic Control Systems (AREA)
FR9203376A 1992-03-20 1992-03-20 METHOD FOR GENERATING AN ALARM SIGNALING THE APPROXIMATION OF TWO VEHICLES AND DEVICE FOR CARRYING OUT THIS METHOD. Expired - Fee Related FR2688915B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9203376A FR2688915B1 (en) 1992-03-20 1992-03-20 METHOD FOR GENERATING AN ALARM SIGNALING THE APPROXIMATION OF TWO VEHICLES AND DEVICE FOR CARRYING OUT THIS METHOD.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9203376A FR2688915B1 (en) 1992-03-20 1992-03-20 METHOD FOR GENERATING AN ALARM SIGNALING THE APPROXIMATION OF TWO VEHICLES AND DEVICE FOR CARRYING OUT THIS METHOD.

Publications (2)

Publication Number Publication Date
FR2688915A1 FR2688915A1 (en) 1993-09-24
FR2688915B1 true FR2688915B1 (en) 1995-09-29

Family

ID=9427898

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9203376A Expired - Fee Related FR2688915B1 (en) 1992-03-20 1992-03-20 METHOD FOR GENERATING AN ALARM SIGNALING THE APPROXIMATION OF TWO VEHICLES AND DEVICE FOR CARRYING OUT THIS METHOD.

Country Status (1)

Country Link
FR (1) FR2688915B1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58225376A (en) * 1982-06-25 1983-12-27 Toshiba Component Kk Apparatus for preventing rear-end collision of vehicle
GB2129641B (en) * 1982-11-09 1986-10-08 Marconi Co Ltd A passive target detector
US4833469A (en) * 1987-08-03 1989-05-23 David Constant V Obstacle proximity detector for moving vehicles and method for use thereof

Also Published As

Publication number Publication date
FR2688915A1 (en) 1993-09-24

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse