Facsimile and static presentation processing – Facsimile – Recording apparatus
Patent
1981-08-27
1991-05-07
Buczinski, Stephen C.
Facsimile and static presentation processing
Facsimile
Recording apparatus
250332, 250334, 2502081, 356 28, H04N 312, H01J 4014
Patent
active
050141317
ABSTRACT:
A clutter rejection filter for use in detecting moving targets which may be employed in a passive optical acquisition system. The filter comprises a plurality of detector elements which view an image scene. A plurality of transversal filters are individually coupled to the plurality of detector elements. Each of the transversal filters amplitude weight signals provided by the respective detector elements as a function of time, with each of the transversal filters having a predetermined impulse response. Summing circuitry is coupled to each of the transversal filters for combining the output signals provided thereby into a single output signal for the filter. The filter provides output signals which are maximized for objects traveling at a first velocity and minimized for objects traveling at a second velocity.
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Bundy William A.
Reed Irving S.
Sperling Irving
Buczinski Stephen C.
Denson-Low Wanda K.
Hughes Aircraft Company
Streeter William J.
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