FR1540396A - Détecteur acoustique de véhicules - Google Patents
Détecteur acoustique de véhiculesInfo
- Publication number
- FR1540396A FR1540396A FR109521A FR109521A FR1540396A FR 1540396 A FR1540396 A FR 1540396A FR 109521 A FR109521 A FR 109521A FR 109521 A FR109521 A FR 109521A FR 1540396 A FR1540396 A FR 1540396A
- Authority
- FR
- France
- Prior art keywords
- vehicle detector
- acoustic vehicle
- acoustic
- detector
- vehicle
- 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
- 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
- G01S3/80—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 ultrasonic, sonic or infrasonic waves
- G01S3/802—Systems for determining direction or deviation from predetermined direction
- G01S3/808—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G5/00—Elevating or traversing control systems for guns
- F41G5/12—Elevating or traversing control systems for guns acoustically influenced
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR109521A FR1540396A (fr) | 1967-06-07 | 1967-06-07 | Détecteur acoustique de véhicules |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR109521A FR1540396A (fr) | 1967-06-07 | 1967-06-07 | Détecteur acoustique de véhicules |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1540396A true FR1540396A (fr) | 1968-09-27 |
Family
ID=8632561
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR109521A Expired FR1540396A (fr) | 1967-06-07 | 1967-06-07 | Détecteur acoustique de véhicules |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1540396A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2465282A1 (fr) * | 1979-09-13 | 1981-03-20 | Honeywell Inc | Detecteur acoustique destine notamment a la commande du trafic sur des routes et des aeroports |
FR2483067A1 (fr) * | 1980-05-23 | 1981-11-27 | Messerschmitt Boelkow Blohm | Procede et dispositif destines a eviter des coups defectueux d'appareils de tir automatiques |
-
1967
- 1967-06-07 FR FR109521A patent/FR1540396A/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2465282A1 (fr) * | 1979-09-13 | 1981-03-20 | Honeywell Inc | Detecteur acoustique destine notamment a la commande du trafic sur des routes et des aeroports |
FR2483067A1 (fr) * | 1980-05-23 | 1981-11-27 | Messerschmitt Boelkow Blohm | Procede et dispositif destines a eviter des coups defectueux d'appareils de tir automatiques |
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