FR1249112A - Perfectionnements aux dispositifs avertisseurs de vitesses de rapprochement excessives, notamment pour les automobiles - Google Patents
Perfectionnements aux dispositifs avertisseurs de vitesses de rapprochement excessives, notamment pour les automobilesInfo
- Publication number
- FR1249112A FR1249112A FR819422A FR819422A FR1249112A FR 1249112 A FR1249112 A FR 1249112A FR 819422 A FR819422 A FR 819422A FR 819422 A FR819422 A FR 819422A FR 1249112 A FR1249112 A FR 1249112A
- Authority
- FR
- France
- Prior art keywords
- automobiles
- warning devices
- closing speeds
- excessive closing
- excessive
- 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
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
- G01S13/88—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
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/165—Anti-collision systems for passive traffic, e.g. including static obstacles, trees
-
- 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
- G01S2013/93185—Controlling the brakes
-
- 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
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar Systems Or Details Thereof (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US797629A US3092832A (en) | 1959-03-06 | 1959-03-06 | Closure signal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1249112A true FR1249112A (fr) | 1960-12-23 |
Family
ID=25171371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR819422A Expired FR1249112A (fr) | 1959-03-06 | 1960-02-24 | Perfectionnements aux dispositifs avertisseurs de vitesses de rapprochement excessives, notamment pour les automobiles |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3092832A (fr) |
| FR (1) | FR1249112A (fr) |
| GB (1) | GB888975A (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1387579A (en) * | 1961-11-27 | 1975-03-19 | Secr Defence | Doppler radar systems |
| DE977943C (de) * | 1963-05-25 | 1973-09-13 | Telefunken Patent | Anordnung zur Auswertung und/oder Anzeige von Ortungsdaten in einem Ortungsgeraet |
| GB1330879A (en) * | 1969-12-30 | 1973-09-19 | Bentley Associates Inc | Vehicular control system utilizing doppler radar |
| US3778826A (en) * | 1969-12-30 | 1973-12-11 | Pierson M | Anti-collision vehicular radar system |
| EP0095300B1 (fr) * | 1982-05-25 | 1987-10-21 | Plessey Overseas Limited | Dispositif de radar Doppler monté sur un véhicule |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2540076A (en) * | 1944-09-28 | 1951-02-06 | Oscar H Dicke | Radio cycle summation measuring apparatus |
| DE1010302B (de) * | 1956-12-22 | 1957-06-13 | Telefunken Gmbh | Nach dem Rueckstrahlprinzip arbeitende Anordnung zur Geschwindigkeitsmessung |
| US2949603A (en) * | 1957-02-18 | 1960-08-16 | Gen Dynamies Corp | Relative distance and movement indicator |
-
1959
- 1959-03-06 US US797629A patent/US3092832A/en not_active Expired - Lifetime
-
1960
- 1960-02-23 GB GB6355/60A patent/GB888975A/en not_active Expired
- 1960-02-24 FR FR819422A patent/FR1249112A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB888975A (en) | 1962-02-07 |
| US3092832A (en) | 1963-06-04 |
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