FR2609174B1 - DEVICE FOR DETERMINING MOVEMENT, SPEED OR ACCELERATION - Google Patents

DEVICE FOR DETERMINING MOVEMENT, SPEED OR ACCELERATION

Info

Publication number
FR2609174B1
FR2609174B1 FR8618194A FR8618194A FR2609174B1 FR 2609174 B1 FR2609174 B1 FR 2609174B1 FR 8618194 A FR8618194 A FR 8618194A FR 8618194 A FR8618194 A FR 8618194A FR 2609174 B1 FR2609174 B1 FR 2609174B1
Authority
FR
France
Prior art keywords
acceleration
speed
determining movement
determining
movement
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
FR8618194A
Other languages
French (fr)
Other versions
FR2609174A1 (en
Inventor
Claude Royer
Eric Lefevre
Jean-Luc Annequin
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.)
Renault SAS
Regie Nationale des Usines Renault
Original Assignee
Renault SAS
Regie Nationale des Usines Renault
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 Renault SAS, Regie Nationale des Usines Renault filed Critical Renault SAS
Priority to FR8618194A priority Critical patent/FR2609174B1/en
Publication of FR2609174A1 publication Critical patent/FR2609174A1/en
Application granted granted Critical
Publication of FR2609174B1 publication Critical patent/FR2609174B1/en
Expired 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
    • G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
    • G01P3/80—Devices characterised by the determination of the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means
    • G01P3/806—Devices characterised by the determination of the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means in devices of the type to be classified in G01P3/68

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Image Analysis (AREA)
  • Length Measuring Devices By Optical Means (AREA)
FR8618194A 1986-12-26 1986-12-26 DEVICE FOR DETERMINING MOVEMENT, SPEED OR ACCELERATION Expired FR2609174B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8618194A FR2609174B1 (en) 1986-12-26 1986-12-26 DEVICE FOR DETERMINING MOVEMENT, SPEED OR ACCELERATION

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8618194A FR2609174B1 (en) 1986-12-26 1986-12-26 DEVICE FOR DETERMINING MOVEMENT, SPEED OR ACCELERATION

Publications (2)

Publication Number Publication Date
FR2609174A1 FR2609174A1 (en) 1988-07-01
FR2609174B1 true FR2609174B1 (en) 1989-12-08

Family

ID=9342310

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8618194A Expired FR2609174B1 (en) 1986-12-26 1986-12-26 DEVICE FOR DETERMINING MOVEMENT, SPEED OR ACCELERATION

Country Status (1)

Country Link
FR (1) FR2609174B1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2835059B1 (en) 2002-01-18 2004-04-09 Richard Kirby SYSTEM FOR DETERMINING THE SPEED OF A SKI
DE102004060402A1 (en) * 2004-12-14 2006-07-13 Adc Automotive Distance Control Systems Gmbh Method and device for determining a vehicle speed
GB0516403D0 (en) * 2005-08-10 2005-09-14 Trw Ltd Method and apparatus for determining motion of a vehicle
FR2893140B1 (en) * 2005-11-04 2007-12-28 Atmel Grenoble Soc Par Actions GROUND SPEED SENSOR OF A VEHICLE
GB2494413A (en) * 2011-09-06 2013-03-13 Land Rover Uk Ltd Vehicle speed determination

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4162509A (en) * 1978-06-21 1979-07-24 The United States Of America As Represented By The Secretary Of The Army Non-contact velocimeter using arrays
GB2041689B (en) * 1979-01-22 1983-01-26 Smiths Industries Ltd Vehicle movement sensing
JPS55106361A (en) * 1979-02-08 1980-08-15 Nippon Soken Inc Optical contactless-type speed measuring device

Also Published As

Publication number Publication date
FR2609174A1 (en) 1988-07-01

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Legal Events

Date Code Title Description
ER Errata listed in the french official journal (bopi)

Free format text: 26/88

ST Notification of lapse