DEVICE FOR INTEGRATING CAPACTIVE TOUCH WITH ELECTROPHORETIC DISPLAYS
First Claim
Patent Images
1. A display assembly, comprising:
- a touch sensor including at least one first electrode and at least one second electrode; and
an electrophoretic display (EPD), the EPD including the at least one first electrode as a drive electrode.
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Abstract
A display assembly comprises a touch sensor including at least one first electrode and at least one second electrode, and an electrophoretic display (EPD). The EPD including the at least one first electrode as a drive electrode.
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Citations
22 Claims
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1. A display assembly, comprising:
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a touch sensor including at least one first electrode and at least one second electrode; and an electrophoretic display (EPD), the EPD including the at least one first electrode as a drive electrode. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A method for integrating capacitive touch capability with an electrophoretic display (EPD), comprising the steps of:
a. employing at least one electrode of the EPD as the EPD'"'"'s driving electrode and also as a capacitive touch sensor electrode. - View Dependent Claims (16, 17, 18, 19)
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20. An electronic device, comprising:
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a. a patterned top plane electrode disposed as a planar capacitive sensor electrode; b. a bottom plane electrode disposed as a planar capacitive sensor electrode; c. an electro-optical layer between the top and bottom plane electrodes, and comprising a dispersion medium and electrophoretic particles both of which are influenced by an electrostatic field, wherein the electrophoretic particles are enabled to migrate within the dispersion medium; and d. a controller circuit operable to generate driving signals applied to the top plane electrode for touch sensing and driving the electro-optical layer. - View Dependent Claims (21, 22)
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Specification