0514025-A2 is referenced by 1 patents and cites 2 patents.

A video normalizer corrects for irregularities characteristic of video display monitor screens, so as to provide accurate and consistent light levels and color intensities. The normalizer is especially useful for computer controlled editing of video data for the graphics industry. The video normalizer includes a photo sensor for measuring the monitor light output at various locations on the monitor CRT screen, and digital circuitry for providing a correction value for each portion of the monitor screen, with the correction value being applied to the output of a conventional colorgraphics board (video display card) which drives the monitor.

Light output correction of a display monitor.
Application Number
EP19920303568 19920422
Publication Number
0514025 (A2)
Application Date
April 22, 1992
Publication Date
November 19, 1992
Smith David M
Ellis George A
G09G 01/28
H04N 03/18
G09G 01/28
G09G 01/00
H04N 03/185
G09G 01/28
G09G 01/00
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