System and method for blinking digitally-commanded pixels of a display screen to produce a palette of many colors
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United States of America Patent
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Jun 16, 1992
Issued Date -
N/A
app pub date -
Jul 27, 1990
filing date -
Apr 10, 1989
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A frame rate duty cycle technique and dithering technique is applied to the output of a color look-up RAM in order to drive various flat panel displays. An integrated circuit chip in accordance with the invention includes a modulo-N gray scaling unit, where the value N is variable as well as a pixels dithering unit and a color mixing unit. A brightness spreading memory is included for mapping CRT drive values into LCD drive values.
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