Adaptive clutter filtering to improve high sub-clutter...

Details Adaptive clutter filtering to improve high sub-clutter... Adaptive clutter filtering to improve high sub-clutter...

2006-11-08

2009-06-16

Tarcza, Thomas H (Department: 3662)

Communications: directive radio wave systems and devices (e.g.,

Clutter elimination

C342S104000, C342S109000, C342S195000

Reexamination Certificate

active

07548187

ABSTRACT:
In an aircraft-mounted Doppler radar clutter rejection system, a flexible, sharp band pass filter uses Taylor weighting, an FFT and a module for selecting which of the Doppler cells are to be activated, thus to control the band pass characteristic and set the clutter line to the speed of the aircraft.

REFERENCES:
patent: 3775768 (1973-11-01), Lisle et al.
patent: 4234880 (1980-11-01), Klemm
patent: 4559537 (1985-12-01), Pearson et al.
patent: 5539412 (1996-07-01), Mendelson
patent: 5784026 (1998-07-01), Smith et al.
MATLAB Signal Processing Toolbox 6 User's Guide Mar. 2006 revisions for version 6.5 (Release 2006a) p. 7-646-7-647.
Tsui, James Bao-Yen Microwave Receivers Wiley Encyclopedia of Electrical and Electronics Engineering Article Online Posting Date: Dec. 27, 1999.

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