IT8248782A0 - Dispositivo per la cancellazione post-detezione di falsi echi radar - Google Patents
Dispositivo per la cancellazione post-detezione di falsi echi radarInfo
- Publication number
- IT8248782A0 IT8248782A0 IT8248782A IT4878282A IT8248782A0 IT 8248782 A0 IT8248782 A0 IT 8248782A0 IT 8248782 A IT8248782 A IT 8248782A IT 4878282 A IT4878282 A IT 4878282A IT 8248782 A0 IT8248782 A0 IT 8248782A0
- Authority
- IT
- Italy
- Prior art keywords
- post
- radar echoes
- detection cancellation
- false radar
- false
- Prior art date
Links
- 238000001514 detection method Methods 0.000 title 1
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
- G01S13/5246—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 post processors for coherent MTI discriminators, e.g. residue cancellers, CFAR after Doppler filters
-
- 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
- G01S13/53—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 performing filtering on a single spectral line and associated with one or more range gates with a phase detector or a frequency mixer to extract the Doppler information, e.g. pulse Doppler radar
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Radar Systems Or Details Thereof (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8248782A IT1189312B (it) | 1982-07-08 | 1982-07-08 | Dispositivo per la cancellazione post-detezione di falsi echi radar |
US06/512,413 US4633254A (en) | 1982-07-07 | 1983-07-08 | Circuit arrangement for post-detection suppression of spurious radar echoes |
EP83106742A EP0100012A3 (en) | 1982-07-08 | 1983-07-08 | Device for post-detection cancelling of erroneous radar echos |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8248782A IT1189312B (it) | 1982-07-08 | 1982-07-08 | Dispositivo per la cancellazione post-detezione di falsi echi radar |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8248782A0 true IT8248782A0 (it) | 1982-07-08 |
IT1189312B IT1189312B (it) | 1988-02-04 |
Family
ID=11268531
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8248782A IT1189312B (it) | 1982-07-07 | 1982-07-08 | Dispositivo per la cancellazione post-detezione di falsi echi radar |
Country Status (3)
Country | Link |
---|---|
US (1) | US4633254A (it) |
EP (1) | EP0100012A3 (it) |
IT (1) | IT1189312B (it) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3332614A1 (de) * | 1983-09-09 | 1985-03-21 | Siemens AG, 1000 Berlin und 8000 München | Puls-doppler-radarempfaenger mit einer stoerungsunterdrueckungsschaltung |
EP0215481B1 (de) * | 1985-09-20 | 1993-04-21 | Siemens Aktiengesellschaft | Puls-Doppler-Radargerät mit digitaler Signalverarbeitung |
EP0227457B1 (en) * | 1985-12-23 | 1993-09-15 | Nec Corporation | Radar system |
DE3631585A1 (de) * | 1986-09-17 | 1988-03-31 | Licentia Gmbh | Verfahren zur verringerung von falschzielmeldungen in einem pulsdopplerradar |
US5157403A (en) * | 1991-10-04 | 1992-10-20 | General Electric Co. | Noise correction in radars for diffuse targets |
GB2416943A (en) * | 2004-08-06 | 2006-02-08 | Qinetiq Ltd | Target detection |
NZ537909A (en) * | 2005-01-25 | 2006-10-27 | Navman New Zealand | Radome illumination system |
US7541970B1 (en) * | 2006-08-31 | 2009-06-02 | Rockwell Collins, Inc. | Weather radar with spurious reflection lobe mitigation |
GB2451242A (en) * | 2007-07-23 | 2009-01-28 | Thales Holdings Uk Plc | Signal processing system for pulse doppler radar |
US8427359B1 (en) * | 2011-01-06 | 2013-04-23 | Sandia Corporation | Tracking moving radar targets with parallel, velocity-tuned filters |
JP5821419B2 (ja) * | 2011-08-30 | 2015-11-24 | 富士通株式会社 | 移動物体検出装置、移動物体検出方法及び移動物体検出用コンピュータプログラム |
BR112016005433B1 (pt) * | 2013-09-13 | 2022-08-16 | Bae Systems Plc | Método para detectar uma condição de propagação anômala em um sistema de radar, e, sistema de radar |
US11408995B2 (en) | 2020-02-24 | 2022-08-09 | Aptiv Technologies Limited | Lateral-bin monitoring for radar target detection |
US11630196B2 (en) * | 2020-07-13 | 2023-04-18 | Qualcomm Incorporated | Range dependent false alarm reduction in radar object detection |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3149333A (en) * | 1962-11-09 | 1964-09-15 | Robert R Campbell | Detection of targets in clutter |
DE1516760B2 (de) * | 1966-04-07 | 1971-12-30 | Hughes Aircraft Co., Culver City, Calif. (V.StA.) | Geraet zur automatischen radarzielfeststellung beim vorliegen ausreichend vieler videoquanten nicht zu langer quanten komplexe |
US3383683A (en) * | 1966-12-19 | 1968-05-14 | Navy Usa | Pulse doppler radar system for selectively inhibiting target detection |
US3680095A (en) * | 1967-04-17 | 1972-07-25 | Hughes Aircraft Co | Automatic detection criteria control unit for pencil beam radars |
FR2044605A5 (it) * | 1969-05-28 | 1971-02-19 | Labo Cent Telecommunicat | |
US3727221A (en) * | 1970-05-18 | 1973-04-10 | R Julier | Error measuring device for a monopulse tracking radar system |
US3781882A (en) * | 1970-09-30 | 1973-12-25 | Hughes Aircraft Co | Adaptive digital automatic gain control for mti radar systems |
FR2306453A1 (fr) * | 1975-04-03 | 1976-10-29 | Nippon Electric Co | Radar d'indication de cibles mobiles |
US4095222A (en) * | 1976-03-08 | 1978-06-13 | Westinghouse Electric Corp. | Post-detection stc in a medium prf pulse doppler radar |
US4137532A (en) * | 1977-04-29 | 1979-01-30 | Westinghouse Electric Corp. | VIP doppler filter bank signal processor for pulse doppler radar |
FR2487078A1 (fr) * | 1980-07-16 | 1982-01-22 | Thomson Csf | Dispositif de detection de cibles mobiles dans un systeme radar et radar comportant un tel dispositif |
-
1982
- 1982-07-08 IT IT8248782A patent/IT1189312B/it active
-
1983
- 1983-07-08 EP EP83106742A patent/EP0100012A3/en not_active Withdrawn
- 1983-07-08 US US06/512,413 patent/US4633254A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0100012A2 (en) | 1984-02-08 |
US4633254A (en) | 1986-12-30 |
EP0100012A3 (en) | 1985-03-06 |
IT1189312B (it) | 1988-02-04 |
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