IT990660B - Apparecchio radar doppler ad impulsi con conversione coerente - Google Patents
Apparecchio radar doppler ad impulsi con conversione coerenteInfo
- Publication number
- IT990660B IT990660B IT2548773A IT2548773A IT990660B IT 990660 B IT990660 B IT 990660B IT 2548773 A IT2548773 A IT 2548773A IT 2548773 A IT2548773 A IT 2548773A IT 990660 B IT990660 B IT 990660B
- Authority
- IT
- Italy
- Prior art keywords
- pulse radar
- radar doppler
- coherent conversion
- coherent
- conversion
- Prior art date
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 |
---|---|
IT990660B true IT990660B (it) | 1975-07-10 |
Family
ID=5848626
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2548773A IT990660B (it) | 1972-06-23 | 1973-06-18 | Apparecchio radar doppler ad impulsi con conversione coerente |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE801308A (fr) |
DE (1) | DE2230823C3 (fr) |
FR (1) | FR2189750B1 (fr) |
GB (1) | GB1440394A (fr) |
IT (1) | IT990660B (fr) |
NL (1) | NL7308058A (fr) |
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/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NL7308058A (fr) | 1973-12-27 |
FR2189750B1 (fr) | 1977-07-29 |
BE801308A (fr) | 1973-10-15 |
DE2230823C3 (de) | 1978-07-27 |
FR2189750A1 (fr) | 1974-01-25 |
DE2230823B2 (de) | 1977-12-01 |
DE2230823A1 (de) | 1974-01-17 |
GB1440394A (en) | 1976-06-23 |
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