Patent 9495918 was granted and assigned to E Ink Corporation on November, 2016 by the United States Patent and Trademark Office.
A method is provided for driving electro-optic displays, especially bistable displays, to avoid edge effects when driving a limited area of the display. Pixels in an edge elimination region, at least one pixel wide and substantially surrounding the limited area, are driven from their original gray level to an intermediate gray level, and then back to their original gray level.