Display panel with pre-patterned images
AssigneeE Ink California, LLC
InventorsYih-Ming Kang, Donald A. Schultz
Life of this patent
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Abstract
The present invention is directed to a display panel comprising micro-containers filled with an electrophoretic fluid wherein each of the microcells has a bottom and one surface of the bottom is in contact with the electrophoretic fluid, the display panel has a first area and a second area, and the microcells in the first area have substantially the same bottom thickness and the microcells in the second area have added bottom thicknesses. Such a display panel is useful for many applications, such as bar codes, anti-counterfeiting labels, direction signages, shelf labels or watermarks.
Claims20
A display panel comprising microcells filled with an electrophoretic fluid, wherein each of the microcells has a bottom and the inner surface of the bottom is in contact with the electrophoretic fluid, the display panel has a first area and a second area, the microcells in the first area have substantially the same bottom thickness, and the microcells in the second area have thicker bottom than the microcells in the first area.
Dependencies are inferred from the claim text.