Facsimile and static presentation processing – Facsimile – Specific signal processing circuitry
Patent
1985-08-14
1987-07-21
Groody, James J.
Facsimile and static presentation processing
Facsimile
Specific signal processing circuitry
358 29, 340703, H04N 558
Patent
active
046822283
ABSTRACT:
A color video display apparatus for vehicles detects a light or dark condition outside a vehicle to perform a variable gain control on a circuit for amplifying blue, green and red video signals. In response to the dark condition outside the vehicle, the amplification factor of the red video signal is increased relative to those of the blue and green video signals.
REFERENCES:
patent: 3315029 (1967-04-01), Suhrmann
patent: 4514727 (1985-04-01), Van Antwerp
Ando Noriyoshi
Horie Naoki
Kishigami Tomohisa
Matsunaga Mitsuru
Mikuni Hajime
Groody James J.
Kostak Victor R.
Nippondenso Co. Ltd.
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