NL297297A - - Google Patents
Info
- Publication number
- NL297297A NL297297A NL297297DA NL297297A NL 297297 A NL297297 A NL 297297A NL 297297D A NL297297D A NL 297297DA NL 297297 A NL297297 A NL 297297A
- Authority
- NL
- Netherlands
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
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/50—Systems of measurement, based on relative movement of the target
- G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
- G01S15/60—Velocity or trajectory determination systems; Sense-of-movement determination systems wherein the transmitter and receiver are mounted on the moving object, e.g. for determining ground speed, drift angle, ground track
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR945637A FR1367319A (fr) | 1963-08-26 | 1963-08-26 | Appareil de mesure de vitesse pour véhicules tels que véhicules sustentés par un coussin d'air et hydroglisseurs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL297297A true NL297297A (de) |
Family
ID=8811146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL297297D NL297297A (de) | 1963-08-26 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR1367319A (de) |
| NL (1) | NL297297A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02287182A (ja) * | 1989-04-28 | 1990-11-27 | Nissan Motor Co Ltd | 超音波ドップラ方式対地速度計 |
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0
- NL NL297297D patent/NL297297A/xx unknown
-
1963
- 1963-08-26 FR FR945637A patent/FR1367319A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1367319A (fr) | 1964-07-17 |