Facsimile and static presentation processing – Facsimile – Specific signal processing circuitry
Patent
1979-10-12
1981-01-20
Britton, Howard W.
Facsimile and static presentation processing
Facsimile
Specific signal processing circuitry
353 30, 355 20, 358183, 434 20, 434 43, 434 69, H04N 718
Patent
active
042466059
ABSTRACT:
Optical simulation apparatus using a video target image superimposed upon an appropriately blanked-out film transparency of background is used to train an observer in target tracking. The apparatus also includes means to occult all or a portion of the target image presented to the trainee by an appropriate foreground image.
REFERENCES:
patent: 3746782 (1973-07-01), Driskell
patent: 3796487 (1974-03-01), Voorhees
patent: 4107854 (1978-08-01), Bougon
Britton Howard W.
Downing John L.
Farrand Optical Co., Inc.
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