Video prioritizer and mixer
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United States of America Patent
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Apr 30, 1991
Issued Date -
N/A
app pub date -
Jun 30, 1988
filing date -
Dec 11, 1987
priority date (Note) -
Expired
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Abstract
A video mixing system that is adapted to receive respective video and graphic control signals for controlling the display content on a video monitor. A video decoder processes the video and graphic control signals, thus making it possible to mix two or more video sources, one of which is typically an in-house data terminal source and the other of which is typically connected as a graphics option. At the output of the decoder is a gate means for providing selective voltage stepped intensity control signals for controlling the video monitor.
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