FR2732471B1 - Procede de mesure de la distance de separation entre deux vehicules en circulation - Google Patents
Procede de mesure de la distance de separation entre deux vehicules en circulationInfo
- Publication number
- FR2732471B1 FR2732471B1 FR9503881A FR9503881A FR2732471B1 FR 2732471 B1 FR2732471 B1 FR 2732471B1 FR 9503881 A FR9503881 A FR 9503881A FR 9503881 A FR9503881 A FR 9503881A FR 2732471 B1 FR2732471 B1 FR 2732471B1
- Authority
- FR
- France
- Prior art keywords
- vehicles
- circulation
- measuring
- separation distance
- separation
- 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
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
- G08G1/052—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
- G08G1/054—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed photographing overspeeding vehicles
-
- 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
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/91—Radar or analogous systems specially adapted for specific applications for traffic control
-
- 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
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
- G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
-
- 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
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/91—Radar or analogous systems specially adapted for specific applications for traffic control
- G01S13/92—Radar or analogous systems specially adapted for specific applications for traffic control for velocity measurement
-
- 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
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
- G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
- G01S2013/932—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles using own vehicle data, e.g. ground speed, steering wheel direction
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Traffic Control Systems (AREA)
- Radar Systems Or Details Thereof (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9503881A FR2732471B1 (fr) | 1995-04-03 | 1995-04-03 | Procede de mesure de la distance de separation entre deux vehicules en circulation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9503881A FR2732471B1 (fr) | 1995-04-03 | 1995-04-03 | Procede de mesure de la distance de separation entre deux vehicules en circulation |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2732471A1 FR2732471A1 (fr) | 1996-10-04 |
FR2732471B1 true FR2732471B1 (fr) | 1997-06-06 |
Family
ID=9477671
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9503881A Expired - Fee Related FR2732471B1 (fr) | 1995-04-03 | 1995-04-03 | Procede de mesure de la distance de separation entre deux vehicules en circulation |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2732471B1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT410263B (de) * | 1999-11-12 | 2003-03-25 | Robert Ing Sierzega | Messverfahren zur bestimmung und dokumentation des abstandes zweier fahrzeuge |
FR2823352B1 (fr) * | 2001-04-04 | 2009-04-24 | Positive | Installation de controle de l'interdistance entre vehicules |
FR2873480B1 (fr) * | 2004-07-21 | 2008-05-30 | Sagem | Procede et systeme de surveillance de vehicules en deplacement |
CN1302444C (zh) * | 2005-03-25 | 2007-02-28 | 上海百太信息科技有限公司 | 一种由加速度信号触发的数码图像拍摄*** |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4173010A (en) * | 1975-05-01 | 1979-10-30 | Hoffmann Anton R | Traffic sign and improved system for recording vehicle speed |
DE3335747A1 (de) * | 1983-10-01 | 1985-04-11 | Ulrich 4350 Recklinghausen Lüding | Verfahren und vorrichtung zum ueberwachen der abstandsaenderung von insbesondere kraftfahrzeugen auf strassen |
IL86202A (en) * | 1988-04-27 | 1992-01-15 | Driver Safety Systems Ltd | Traffic safety monitoring apparatus |
GB2269693B (en) * | 1992-08-11 | 1995-08-02 | Truvelo Manufacturers | Traffic monitoring |
DE4235232A1 (de) * | 1992-10-15 | 1994-04-21 | Refit E V Verein Zur Regionalf | Verfahren und Einrichtung zur automatischen Ermittlung der Geschwindigkeiten, der Abstände und der Identität von Fahrzeugen |
-
1995
- 1995-04-03 FR FR9503881A patent/FR2732471B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2732471A1 (fr) | 1996-10-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
CD | Change of name or company name | ||
ST | Notification of lapse |
Effective date: 20131231 |