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US 2023/0064017 A1Published application
Reusable e-ink paper
AssigneeHewlett-Packard Development Company, L.P.
InventorsHeungsup PARK, Daniel Scott ELLIS, Sungho KIM, HongKwon LEE, DoHyung KIM
Life of this patent
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Abstract
Electronic ink paper includes: an image display area comprising a support layer, a conductive layer on the support layer, an ink layer on the conductive layer and to display an image by electrophoresis of pigment particles dispersed in an electrophoretic liquid, and a transparent surface layer to cover the ink layer; and a border to surround the image display area and including at least one edge having a tapered shape that decreases in thickness toward the outside of the border.
Claims15
Electronic ink paper comprising:
- an image display area comprising a support layer, a conductive layer on the support layer, an ink layer on the conductive layer and to display an image by electrophoresis of pigment particles in an electrophoretic liquid based on at least one electric field applied to the ink layer, and a transparent surface layer to cover the ink layer;
- and
- a border to surround the image display area and including at least one edge having a tapered shape that decreases in thickness toward the outside of the border.
Electronic ink paper comprising:
- an image display area comprising a support layer, a conductive layer on the support layer, an ink layer on the conductive layer and to display an image by electrophoresis of pigment particles dispersed in an electrophoretic liquid based on at least one electric field applied to the ink layer, and a transparent surface layer to cover the ink layer;
- an electrical contact electrically connected to the conductive layer to ground the conductive layer;
- and
- a border to surround the image display area.
1 more element
Dependencies are inferred from the claim text.