FR2637691B1 - DEVICE FOR TRACKING MOBILE OBJECTS - Google Patents

DEVICE FOR TRACKING MOBILE OBJECTS

Info

Publication number
FR2637691B1
FR2637691B1 FR8813335A FR8813335A FR2637691B1 FR 2637691 B1 FR2637691 B1 FR 2637691B1 FR 8813335 A FR8813335 A FR 8813335A FR 8813335 A FR8813335 A FR 8813335A FR 2637691 B1 FR2637691 B1 FR 2637691B1
Authority
FR
France
Prior art keywords
mobile objects
tracking mobile
tracking
objects
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 - Fee Related
Application number
FR8813335A
Other languages
French (fr)
Other versions
FR2637691A1 (en
Inventor
Marc Brouant
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.)
MICROMAINE ASI
Original Assignee
MICROMAINE ASI
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 MICROMAINE ASI filed Critical MICROMAINE ASI
Priority to FR8813335A priority Critical patent/FR2637691B1/en
Publication of FR2637691A1 publication Critical patent/FR2637691A1/en
Application granted granted Critical
Publication of FR2637691B1 publication Critical patent/FR2637691B1/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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/78—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using electromagnetic waves other than radio waves
    • G01S3/782—Systems for determining direction or deviation from predetermined direction
    • G01S3/783—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived from static detectors or detector systems
FR8813335A 1988-10-11 1988-10-11 DEVICE FOR TRACKING MOBILE OBJECTS Expired - Fee Related FR2637691B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8813335A FR2637691B1 (en) 1988-10-11 1988-10-11 DEVICE FOR TRACKING MOBILE OBJECTS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8813335A FR2637691B1 (en) 1988-10-11 1988-10-11 DEVICE FOR TRACKING MOBILE OBJECTS

Publications (2)

Publication Number Publication Date
FR2637691A1 FR2637691A1 (en) 1990-04-13
FR2637691B1 true FR2637691B1 (en) 1991-04-05

Family

ID=9370890

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8813335A Expired - Fee Related FR2637691B1 (en) 1988-10-11 1988-10-11 DEVICE FOR TRACKING MOBILE OBJECTS

Country Status (1)

Country Link
FR (1) FR2637691B1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3687556A (en) * 1970-09-18 1972-08-29 Oceanography Dev Corp Navigation system
FR2572191B1 (en) * 1984-10-22 1987-02-20 Regie Autonome Transports DEVICE FOR LOCATING AND LOCATING A LIGHT OBJECT
US4815840A (en) * 1986-05-16 1989-03-28 Benayad Cherif Faycal E K Position locating system for a vehicle
US4710020A (en) * 1986-05-16 1987-12-01 Denning Mobil Robotics, Inc. Beacon proximity detection system for a vehicle

Also Published As

Publication number Publication date
FR2637691A1 (en) 1990-04-13

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Legal Events

Date Code Title Description
TP Transmission of property
CA Change of address
CD Change of name or company name
CA Change of address
CD Change of name or company name
ST Notification of lapse