Lighting and usability features for key structures and keypads on computing devices
First Claim
Patent Images
1. A keypad for a computing device, the keypad comprising:
- a plurality of light sources;
a plurality of key structures provided over the plurality of light sources so as to be illuminated by the plurality of light sources; and
a first polarization layer provided between the plurality of light sources and the plurality of key structures to distribute light generated from the plurality of lights sources.
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Abstract
A keypad is provided for a computing device. The keypad includes one or more lighting devices or mechanisms for illuminating a plurality of keys structures. In an embodiment, the plurality of key structures are formed from a milky material.
211 Citations
31 Claims
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1. A keypad for a computing device, the keypad comprising:
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a plurality of light sources; a plurality of key structures provided over the plurality of light sources so as to be illuminated by the plurality of light sources; and a first polarization layer provided between the plurality of light sources and the plurality of key structures to distribute light generated from the plurality of lights sources. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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17. A keypad for a computing device, the keypad comprising:
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a plurality of key structures; a first lighting component that emits light substantially uniformly over a region that underlies the plurality of key structures, wherein the first lighting component corresponds to a board on which an electroluminescent layer is provided; and one or more second lighting components that emit light at discrete locations. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31)
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Specification