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US 9,175,819 B2Granted
Light-emitting device with graphene enhanced thermal properties and secondary wavelength converting light shade
AssigneeGenesis Photonics Inc.
InventorKuan-Chieh Huang
Life of this patent
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Abstract
A light-emitting device includes a light-emitting component. The light-emitting component includes a circuit board, a light-emitting diode which is mounted on and electrically connected to the circuit board, a wavelength-converting shell which covers the light-emitting diode, and a heat conductive layer which is formed on the wavelength-converting shell and which includes graphene.
Claims11
A light-emitting device, comprising:
- a light-emitting component including
- a circuit board;
- a light-emitting diode mounted on and electrically connected to said circuit board;
- a wavelength-converting shell covering said light-emitting diode;
- and
- a first heat conductive layer formed on said wavelength-converting shell and including graphene;
- a lamp holder for holding said light-emitting component;
- and
- a lamp shade for covering said light-emitting component and detachably engaged to said lamp holder,
- wherein said lamp shade has an inner surface facing toward said light-emitting component and an outer surface opposite to said inner surface of said lamp shade, said light-emitting device further comprising a second heat conductive layer which is formed on at least one of said inner surface and said outer surface of said lamp shade and which includes graphene.
7 more elements
Dependencies are inferred from the claim text.