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US 2009/0260965 A1Published application
Light-emitting module and keyboard
AssigneeDarfon Electronics Corp.
InventorChao-Lung CHANG
Life of this patent
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Abstract
A keyboard and a light-emitting module therefore are provided. The light-emitting module includes a first light source, a first light guide element, a first reflecting element and a second light source. The first light guide element has a first cavity, and the first light source is disposed in the first cavity. The first reflecting element having at least one opening is disposed under the first light guide element. The second light source is disposed under the first reflecting element, and the light emitted from the second light source passes through the opening.
Claims16
A light-emitting module, comprising:
- a first light source;
- a first light guide element having a first cavity in which the first light source is disposed;
- a first reflecting element having at least one opening, wherein the first reflecting element is disposed under the first light guide element;
- and
- a second light source disposed under the first reflecting element, wherein light emitted from the second light source passes through the opening.
2 more elements
A keyboard, comprising:
- a key module;
- and
- a light-emitting module under the key module, comprising:
- a first light source;
- a first light guide element having a first cavity in which the first light source is disposed;
- a first reflecting element having at least one opening, the first reflecting element being disposed under the first light guide element;
- and
- a second light source disposed under the first reflecting element, wherein light emitted from the second light source passes through the opening;
- wherein the first light source and the second light source emit light in different colors, resulting in that the key module possesses various regions of different colors.
6 more elements
Dependencies are inferred from the claim text.