Image signal correction method, correction circuit, electro-optical device, and electronic apparatus

摘要

To reduce a display irregularity when a phase expansion for grouping a plurality of data lines into a block to sample image signals. The difference of brightness of an image data Vid 6 to be provided to the data line arranged at one side of the block is obtained, and a correction data V 1 corresponding to the difference of brightness is added to an image data Vid 1 to be provided to the data line arranged at the other end of the block.