High speed adaptive clutter filter
US4290066A · kind A · utility
17Cited by
7References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 12, 1979 |
| Grant date | Sep 15, 1981 |
| Priority date | — |
| Expiry date | Oct 12, 1999 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01S7/288
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Method and apparatus for eliminating the effects of clutter in a coherent pulsed Doppler radar including determining the center frequency of the clutter and periodically moving the local oscillator frequency so that the clutter is shifted out of the Doppler filter passband, leaving only targets in the passband.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.