Method and apparatus for image correction

Television – Video display – Projection device

Reexamination Certificate

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Details

C348S806000

Reexamination Certificate

active

07408595

ABSTRACT:
The disclosed embodiments relate to a system and method for correcting a video image. In an exemplary embodiment, an image processing unit (21) comprises an image offset generator (56) configured to calculate a baseline measurement for a first display location of a plurality of display locations, a stretch coefficient generator (58) configured to calculate a stretch coefficient relative to a neighboring display location for a remainder of the plurality of display locations, and an image correction processor (59) configured to correct a default display location of each of the plurality of display locations using the baseline measurement for the first display location and the stretch coefficient for the remainder of the plurality of display locations.

REFERENCES:
patent: 5111284 (1992-05-01), Tsujihara et al.
patent: 6310650 (2001-10-01), Johnson et al.
patent: 1550979 (2005-07-01), None

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