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US 9,425,363 B2Granted
Light emitting device
AssigneeEpistar Corporation
InventorsChien-Fu Huang, Chiu-Lin Yao
Life of this patent
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Abstract
A light-emitting device is disclosed and comprises: a semiconductor stack; a transparent substrate comprising a first material; a bonding layer which bonds the semiconductor stack and the transparent substrate; and a medium in the transparent substrate, the medium comprising a second material different from the first material.
Claims13
A light-emitting device, comprising:
- a semiconductor stack;
- a transparent substrate comprising a first material;
- a bonding layer which bonds the semiconductor stack and the transparent substrate, wherein the bonding layer directly contacts the transparent substrate;
- and
- a medium in the transparent substrate, the medium comprising a second material different from the first material, wherein the first material comprises sapphire while the second material comprises diamond, diamond-like carbon, or metal, or wherein the first material comprises glass while the second material comprises Bis(diethylammonium) tetrachlorocuprate (II) ([(CH3CH2)2NH2]2[CuCl4]).
2 more elements
Dependencies are inferred from the claim text.