NL7308058A - - Google Patents
Info
- Publication number
- NL7308058A NL7308058A NL7308058A NL7308058A NL7308058A NL 7308058 A NL7308058 A NL 7308058A NL 7308058 A NL7308058 A NL 7308058A NL 7308058 A NL7308058 A NL 7308058A NL 7308058 A NL7308058 A NL 7308058A
- 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
- G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
- G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
- G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
- G01S13/534—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi based upon amplitude or phase shift resulting from movement of objects, with reference to the surrounding clutter echo signal, e.g. non coherent MTi, clutter referenced MTi, externally coherent MTi
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722230823 DE2230823C3 (de) | 1972-06-23 | 1972-06-23 | Pulsdoppler-Radargerät mit kohärenter Mischung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7308058A true NL7308058A (xx) | 1973-12-27 |
Family
ID=5848626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7308058A NL7308058A (xx) | 1972-06-23 | 1973-06-08 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE801308A (xx) |
| DE (1) | DE2230823C3 (xx) |
| FR (1) | FR2189750B1 (xx) |
| GB (1) | GB1440394A (xx) |
| IT (1) | IT990660B (xx) |
| NL (1) | NL7308058A (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2930937C3 (de) * | 1979-07-31 | 1982-01-28 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | Verfahren zur Störzeichen (Clutter)- Unterdrückung bei Doppler-Lidar-Geräten |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH337579A (fr) * | 1956-11-09 | 1959-04-15 | Standard Telephone & Radio Sa | Installation de détection d'obstacles |
| FR1364552A (fr) * | 1959-03-16 | 1964-06-26 | Marconi Co Ltd | Perfectionnements aux radars à impulsions |
| US3441931A (en) * | 1968-01-22 | 1969-04-29 | Raytheon Co | Moving target indicator clutter reducing apparatus |
-
1972
- 1972-06-23 DE DE19722230823 patent/DE2230823C3/de not_active Expired
-
1973
- 1973-06-08 NL NL7308058A patent/NL7308058A/xx not_active Application Discontinuation
- 1973-06-18 IT IT2548773A patent/IT990660B/it active
- 1973-06-19 FR FR7322253A patent/FR2189750B1/fr not_active Expired
- 1973-06-22 GB GB2986273A patent/GB1440394A/en not_active Expired
- 1973-06-22 BE BE132603A patent/BE801308A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| IT990660B (it) | 1975-07-10 |
| FR2189750B1 (xx) | 1977-07-29 |
| BE801308A (fr) | 1973-10-15 |
| DE2230823C3 (de) | 1978-07-27 |
| FR2189750A1 (xx) | 1974-01-25 |
| DE2230823B2 (de) | 1977-12-01 |
| DE2230823A1 (de) | 1974-01-17 |
| GB1440394A (en) | 1976-06-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| A85 | Still pending on 85-01-01 | ||
| BV | The patent application has lapsed |