Conversion control circuit for image display apparatus

Details Conversion control circuit for image display apparatus Conversion control circuit for image display apparatus

1987-03-26

1989-01-03

Jaworski, Francis J.

Surgery

Truss

Pad

358 82, 364521, A61B 1000

Patent

active

047949325

ABSTRACT:
In an image display apparatus wherein color and black/white display data of an object under examination are utilized to display the object with color and black/white information on a single monitor screen, a gradation converting control circuit is employed to control both the brightness of the color display data and the brightness of the black/white display data to be at a substantially equal level with each other.

REFERENCES:
patent: 4149184 (1979-04-01), Giddings et al.
patent: 4477831 (1984-10-01), Hosoya
patent: 4510521 (1985-04-01), Ruprecht et al.
patent: 4602277 (1986-07-01), Guichard
patent: 4641668 (1987-02-01), Namekawa
patent: 4694330 (1987-09-01), Tanaka et al.
patent: 4712132 (1987-12-01), Soca

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