Computer graphics processing and selective visual display system – Display driving control circuitry – Intensity or color driving control
Reexamination Certificate
2005-02-15
2005-02-15
Mengistu, Amare (Department: 2673)
Computer graphics processing and selective visual display system
Display driving control circuitry
Intensity or color driving control
C345S063000
Reexamination Certificate
active
06856328
ABSTRACT:
Logos may be present in images transmitted by television stations. These logos are often present in the corners (102, 104) of an image (100) for a long time. They do not move and may comprise saturated colors. This results in burn-in effects in emissive displays because the logos provide the same display load at the same location for a relatively long period of time. The burn-in effect can be prevented by detecting the logos in the corners (102, 104) of the image (100) and reducing their intensity to the average display load.
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Goodman Edward W.
Koninklijke Philips Electronics , N.V.
Mengistu Amare
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