High resolution synthetic aperture radar having rectilinear output image format
US5243349A · kind A · utility
15Cited by
3References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 17, 1981 |
| Grant date | Sep 7, 1993 |
| Priority date | — |
| Expiry date | Mar 17, 2001 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01S13/9054
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method and apparatus for providing a constant scale factor in azimuth and synchronism of data blocks for a second stage fast Fourier transform in a synthetic aperture radar having two stages of FFT by varying the sampling rate at the output of the first stage FFT as an inverse function of range.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.