发明授权
US08368113B2 Light emitting device and lighting apparatus 失效
发光装置及照明装置

Light emitting device and lighting apparatus
摘要:
According to one embodiment, a light emitting device includes a ceramics substrate, a metallic thermally-conductive layer formed on the substrate in which the substrate involves no electric connection, a light emitting element mounted on the metallic thermally-conductive layer, and a metallic bonding layer interposed between the metallic thermally-conductive layer and the light emitting element to bond the light emitting element to the metallic thermally-conductive layer.
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