Semiconductor light emitting devices including flexible silicone film having a lens therein
DCFirst Claim
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1. A semiconductor light emitting device comprising:
- a solid alumina block;
a light emitting diode on a face of the solid alumina block; and
a flexible unitary film comprising silicone that extends conformally on the face of the solid alumina block outside the light emitting diode and that also extends on the light emitting diode, the flexible unitary film comprising silicone including therein a lens comprising silicone adjacent the light emitting diode, such that the light emitting diode emits light through the lens.
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Abstract
Semiconductor light emitting devices include an alumina substrate, a light emitting diode on a face of the substrate and flexible silicone film that includes a silicone lens on the face of the substrate. The light emitting diode emits light through the silicone lens.
126 Citations
18 Claims
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1. A semiconductor light emitting device comprising:
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a solid alumina block; a light emitting diode on a face of the solid alumina block; and a flexible unitary film comprising silicone that extends conformally on the face of the solid alumina block outside the light emitting diode and that also extends on the light emitting diode, the flexible unitary film comprising silicone including therein a lens comprising silicone adjacent the light emitting diode, such that the light emitting diode emits light through the lens. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A semiconductor light emitting device comprising:
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a substrate comprising alumina; a light emitting diode on a face of the substrate; and a flexible film comprising silicone that extends conformally onto the face of the substrate beyond the light emitting diode and that also extends on the light emitting diode, the flexible film comprising silicone including therein a lens comprising silicone adjacent the light emitting diode, such that the light emitting diode emits light through the lens; wherein at least a portion of the flexible film comprising silicone that overlies the light emitting diode is transparent to the light and wherein at least a portion of the flexible film comprising silicone that extends conformally onto the face beyond the light emitting diode is opaque to the light. - View Dependent Claims (8, 9, 10, 11, 12)
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13. A semiconductor light emitting device comprising:
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a substrate comprising alumina; a light emitting diode on a face of the substrate; and a flexible film comprising silicone that extends conformally onto the face of the substrate beyond the light emitting diode and that also extends on the light emitting diode, the flexible film comprising silicone including therein a lens comprising silicone adjacent the light emitting diode, such that the light emitting diode emits light through the lens; wherein at least a portion of the flexible film comprising silicone that overlies the light emitting diode comprises a first material and wherein at least a portion of the flexible film comprising silicone that extends conformally onto the face beyond the light emitting diode comprises a second material that is different from the first material. - View Dependent Claims (14, 15, 16, 17, 18)
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Specification