NL6712604A - - Google Patents
Info
- Publication number
- NL6712604A NL6712604A NL6712604A NL6712604A NL6712604A NL 6712604 A NL6712604 A NL 6712604A NL 6712604 A NL6712604 A NL 6712604A NL 6712604 A NL6712604 A NL 6712604A NL 6712604 A NL6712604 A NL 6712604A
- 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
- 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
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/50—Systems of measurement based on relative movement of target
- G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
- G01S13/585—Velocity or trajectory determination systems; Sense-of-movement determination systems processing the video signal in order to evaluate or display the velocity value
- G01S13/586—Velocity or trajectory determination systems; Sense-of-movement determination systems processing the video signal in order to evaluate or display the velocity value using, or combined with, frequency tracking means
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR77097A FR1501040A (fr) | 1966-09-21 | 1966-09-21 | Appareillage électronique constituant une mémoire de fréquence |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6712604A true NL6712604A (xx) | 1968-03-22 |
Family
ID=8617544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6712604A NL6712604A (xx) | 1966-09-21 | 1967-09-14 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3506968A (xx) |
| FR (1) | FR1501040A (xx) |
| GB (1) | GB1169460A (xx) |
| NL (1) | NL6712604A (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1359851A (en) * | 1971-03-23 | 1974-07-10 | Standard Telephones Cables Ltd | Frequency -modulated continuous-wave radar system |
| FR2371816A1 (fr) * | 1976-11-23 | 1978-06-16 | Labo Cent Telecommunicat | Dispositif d'asservissement en phase de l'oscillateur coherent d'un radar doppler a impulsions |
| FR2624976B1 (fr) * | 1987-12-18 | 1990-10-12 | Peugeot | Dispositif de mesure de la vitesse d'un vehicule |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE477826A (xx) * | 1946-12-05 | |||
| GB886434A (en) * | 1959-04-08 | 1962-01-10 | British Broadcasting Corp | Improvements in oscillator synchronisation circuits |
| US3204195A (en) * | 1962-07-23 | 1965-08-31 | United Aircraft Corp | Oscillator frequency stabilization during loss of afc signal |
| US3271700A (en) * | 1963-03-01 | 1966-09-06 | Gen Electric | Solid state switching circuits |
-
1966
- 1966-09-21 FR FR77097A patent/FR1501040A/fr not_active Expired
-
1967
- 1967-03-02 US US620083A patent/US3506968A/en not_active Expired - Lifetime
- 1967-09-14 NL NL6712604A patent/NL6712604A/xx unknown
- 1967-09-21 GB GB42972/67A patent/GB1169460A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3506968A (en) | 1970-04-14 |
| GB1169460A (en) | 1969-11-05 |
| FR1501040A (fr) | 1967-11-10 |
| DE1591545B1 (de) | 1973-02-15 |