DE3371703D1 - Sea returns canceller for radar systems - Google Patents
Sea returns canceller for radar systemsInfo
- Publication number
- DE3371703D1 DE3371703D1 DE8383400206T DE3371703T DE3371703D1 DE 3371703 D1 DE3371703 D1 DE 3371703D1 DE 8383400206 T DE8383400206 T DE 8383400206T DE 3371703 T DE3371703 T DE 3371703T DE 3371703 D1 DE3371703 D1 DE 3371703D1
- Authority
- DE
- Germany
- Prior art keywords
- canceller
- radar systems
- sea returns
- sea
- returns
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/28—Details of pulse systems
- G01S7/285—Receivers
- G01S7/292—Extracting wanted echo-signals
- G01S7/2923—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods
-
- 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 |
---|---|---|---|
FR8201353A FR2520512B1 (fr) | 1982-01-28 | 1982-01-28 | Dispositif d'elimination des retours de mer pour systeme radar |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3371703D1 true DE3371703D1 (en) | 1987-06-25 |
Family
ID=9270418
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8383400206T Expired DE3371703D1 (en) | 1982-01-28 | 1983-01-28 | Sea returns canceller for radar systems |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0085628B1 (de) |
DE (1) | DE3371703D1 (de) |
FR (1) | FR2520512B1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5159056B2 (ja) * | 2006-07-18 | 2013-03-06 | 古野電気株式会社 | レーダ装置および類似装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1084278A (fr) * | 1955-08-11 | 1955-01-18 | Thomson Houston Comp Francaise | Perfectionnements aux ensembles récepteurs des systèmes de détection électromagnétiqués fonctionnant en impulsions brèves |
NL122612C (de) * | 1959-03-16 | |||
US3898654A (en) * | 1966-10-26 | 1975-08-05 | Rockwell International Corp | Amti radar system |
JPS495588A (de) * | 1972-05-04 | 1974-01-18 |
-
1982
- 1982-01-28 FR FR8201353A patent/FR2520512B1/fr not_active Expired
-
1983
- 1983-01-28 DE DE8383400206T patent/DE3371703D1/de not_active Expired
- 1983-01-28 EP EP19830400206 patent/EP0085628B1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0085628B1 (de) | 1987-05-20 |
EP0085628A1 (de) | 1983-08-10 |
FR2520512A1 (fr) | 1983-07-29 |
FR2520512B1 (fr) | 1985-09-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |