Title :
Comparison of Doppler clutter cancellation techniques for naval multi-function radars
Author :
Dawber, W.N. ; Harwood, N.M.
Author_Institution :
QinetiQ, Portsdown West, UK
Abstract :
We describe a comparison of fixed and adaptive clutter cancellation processes applied to measured multi-function radar (MFR) data in a littoral environment. The adaptive filters require estimates of the clutter covariance and comparisons of different strategies for obtaining this are made. The results for the adaptive filters generally show substantially improved target detection over the non-adaptive filters.
Keywords :
Doppler radar; adaptive filters; adaptive signal processing; filtering theory; interference suppression; marine radar; military radar; radar clutter; radar detection; radar signal processing; CFAR test-statistic; Dolph-Chebyshev filter; Doppler clutter cancellation; RCS; adaptive clutter cancellation; adaptive filters; chaff; clutter covariance; detection performance; filter bank; fixed clutter cancellation; littoral environment; measured multi-function radar data; multi-band pulsed radar; naval multi-function radars; nonadaptive filters; Adaptive filters; Doppler radar; Dynamic range; Pulse measurements; Radar clutter; Radar cross section; Radar measurements; Sea measurements; Testing; Wiener filter;
Conference_Titel :
RADAR 2002
Conference_Location :
Edinburgh, UK
Print_ISBN :
0-85296-750-0
DOI :
10.1109/RADAR.2002.1174740