Patent ID: 6833886
Filing Date: 2004-12-21
Classification: G09G

Abstract:
A control circuit of a liquid crystal display device, comprising:a display drive data generation unit that generates display drive data from a current frame image data and a previous frame image data, said display drive data generation unit including a conversion table that stores the display drive data or correction values therefor depending on combinations of said current frame image data and said previous frame image data, wherein said conversion table stores the display drive data or the correction values depending on combinations of upper bits of said current frame image data and upper bits of said previous frame image data, and an interpolation calculation unit that generates, from a plurality of contiguous the display drive data or correction values read out from said conversion table in accordance with lower bits of said current frame image data, the display drive data or the correction values, that is interpolated depending on said lower bits, by means of an interpolation calculation.