Graphics display system with video scaler
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United States of America Patent
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May 26, 2009
Grant Date -
Mar 25, 2004
app pub date -
Sep 25, 2003
filing date -
Nov 9, 1998
priority date (Note) -
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Abstract
A graphics integrated circuit chip is used in a set-top box for controlling a television display. The graphics chip processes analog video input, digital video input, graphics input and audio input simultaneously. A video scaling system preferably conserves memory by downscaling video prior to capturing the video in memory and upscaling video after the video is called out of memory.
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