DE3430749A1 - Streifenverbreiterung und datenreduktion bei aufklaerungsradars mit synthetischer apertur (sar) - Google Patents
Streifenverbreiterung und datenreduktion bei aufklaerungsradars mit synthetischer apertur (sar)Info
- Publication number
- DE3430749A1 DE3430749A1 DE19843430749 DE3430749A DE3430749A1 DE 3430749 A1 DE3430749 A1 DE 3430749A1 DE 19843430749 DE19843430749 DE 19843430749 DE 3430749 A DE3430749 A DE 3430749A DE 3430749 A1 DE3430749 A1 DE 3430749A1
- Authority
- DE
- Germany
- Prior art keywords
- sar
- ground
- echoes
- images
- ambiguity
- 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.)
- Granted
Links
- 230000009467 reduction Effects 0.000 title claims description 8
- 238000000034 method Methods 0.000 claims abstract description 18
- 238000002592 echocardiography Methods 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 230000006870 function Effects 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 2
- 238000003384 imaging method Methods 0.000 claims description 2
- 239000013598 vector Substances 0.000 description 8
- 230000010354 integration Effects 0.000 description 6
- 238000012937 correction Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000013139 quantization Methods 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 101100423891 Caenorhabditis elegans qars-1 gene Proteins 0.000 description 1
- 241001492221 Echovirus E12 Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 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
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/89—Radar or analogous systems specially adapted for specific applications for mapping or imaging
- G01S13/90—Radar or analogous systems specially adapted for specific applications for mapping or imaging using synthetic aperture techniques, e.g. synthetic aperture radar [SAR] techniques
- G01S13/9004—SAR image acquisition techniques
- G01S13/9011—SAR image acquisition techniques with frequency domain processing of the SAR signals in azimuth
Landscapes
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843430749 DE3430749A1 (de) | 1984-08-21 | 1984-08-21 | Streifenverbreiterung und datenreduktion bei aufklaerungsradars mit synthetischer apertur (sar) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843430749 DE3430749A1 (de) | 1984-08-21 | 1984-08-21 | Streifenverbreiterung und datenreduktion bei aufklaerungsradars mit synthetischer apertur (sar) |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3430749A1 true DE3430749A1 (de) | 1986-03-06 |
| DE3430749C2 DE3430749C2 (enExample) | 1988-02-04 |
Family
ID=6243557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19843430749 Granted DE3430749A1 (de) | 1984-08-21 | 1984-08-21 | Streifenverbreiterung und datenreduktion bei aufklaerungsradars mit synthetischer apertur (sar) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3430749A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5051749A (en) * | 1989-03-21 | 1991-09-24 | British Aerospace Public Limited Company | Synthetic aperture radar assembly and a method of creating a radar image of a planet surface using such an assembly |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4215230C1 (de) * | 1992-05-09 | 1993-12-02 | Dornier Gmbh | Verfahren zur Datenreduktion |
-
1984
- 1984-08-21 DE DE19843430749 patent/DE3430749A1/de active Granted
Non-Patent Citations (2)
| Title |
|---|
| A.B.E. ELLIS, "The Processing of Synthetic Aperture Radar Signals". In: GEC Journal of Research, Vol. 2, No.3, 1984 * |
| F.K. LI, W.T.K. JOHNSON "Ambiguities in Spaceborne Synthetic Aperature Radar Systems". In: IEEE Transactions on Aerospace and Electronic Systems, Vol. AES-19, No.3, May 1983 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5051749A (en) * | 1989-03-21 | 1991-09-24 | British Aerospace Public Limited Company | Synthetic aperture radar assembly and a method of creating a radar image of a planet surface using such an assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3430749C2 (enExample) | 1988-02-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69720870T2 (de) | Verfahren und Vorrichtung zur Zielerfassung für Doppler Radargeräte mit Hilfe von breitbandigen eindeutigen Pulsen | |
| EP1372000B1 (de) | Verfahren zur Detektion sowie Geschwindigkeits- und Positionsschätzung von bewegten Objekten in SAR-Bildern | |
| EP2725382B1 (de) | Synthetisches Apertur Radar zur gleichzeitigen Bildaufnahme und Bewegtzielerkennung | |
| EP3004918B1 (de) | Interferenzunterdrückung bei einem fmcw-radar | |
| DE3922428C2 (enExample) | ||
| DE69710717T2 (de) | Radargestützte boden- und hinderniswarnung | |
| DE69514560T2 (de) | Verfahren zur Bewertung der Bildqualität bei einem Radar mit synthetischer Apertur | |
| DE102012103085A1 (de) | Radarvorrichtung | |
| DE69304376T2 (de) | Verfahren zur Radarzielverfolgung | |
| EP1637902B1 (de) | Verfahren und Vorrichtung zur interferometrischen Radarmessung | |
| EP0355336B1 (de) | Radarsystem zur Positionsbestimmung von zwei oder mehreren Objekten | |
| DE102019124120A1 (de) | Radar-Verfahren sowie Radar-System | |
| EP1536247B1 (de) | Interferometrisches Mikrowellen-Radarverfahren | |
| DE102013216461A1 (de) | Synthetik-Apertur-Radarverfahren | |
| DE10213502B4 (de) | Verfahren zum Beschaffen von Azimutinformation | |
| EP1028323A2 (de) | Verfahren zur Signalerzeugung und -verarbeitung in Impuls-Radargeräten | |
| DE2133395B2 (de) | Einrichtung zur Kompensation deer Eigenbewegung einer kohärenten Impuls-Doppler-Radaranlage | |
| DE3116390C2 (de) | Signalverarbeitungsschaltung für Puls-Doppler-Radarsysteme | |
| DE3430749A1 (de) | Streifenverbreiterung und datenreduktion bei aufklaerungsradars mit synthetischer apertur (sar) | |
| DE19512787A1 (de) | Ortungssystem mit synthetischer Apertur | |
| DE3716329C2 (enExample) | ||
| DE102019219649A1 (de) | Kooperatives Radarsensorsystem mit winkelauflösenden Radarsensoren | |
| DE102010034065A1 (de) | Verfahren und System zum Nachführen zweier Kommunikationsteilnehmer eines optischen Satelliten-Kommunikationssystems | |
| DE69222024T2 (de) | Verfahren und Vorrichtung zur Extraktion von Bewegungsfehlern einer ein kohärentes Abbildungsradarsystem tragenden Plattform | |
| DE19637843C2 (de) | Verfahren zur Identifizierung eines Verkehrsteilnehmers und Anordnung zur Durchführung des Verfahrens |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |