SEMICONDUCTOR LIGHT EMITTING ELEMENT, METHOD FOR MANUFACTURING SAME, AND LIGHT EMITTING DEVICE
First Claim
1. A semiconductor light emitting element comprising:
- a substrate having a first surface and a second surface on an opposite side of the first surface;
an insulating layer provided on the second surface of the substrate;
a first metal layer provided on the insulating layer;
a semiconductor light emitting unit provided on the first metal layer, the semiconductor light emitting unit including a first semiconductor layer of a first conductivity type, a second semiconductor layer of a second conductivity type, and a light emitting layer provided between the first semiconductor layer and the second semiconductor layer, the second semiconductor layer being electrically connected to the first metal layer; and
a first electrode layer provided on the first surface of the substrate, the first electrode layer extending in the substrate and in the insulating layer, and the first electrode layer being electrically connected to the first metal layer.
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Accused Products
Abstract
According to one embodiment, semiconductor light emitting element includes: a substrate having a first surface and a second surface on an opposite side of the first surface; an insulating layer provided on the second surface of the substrate; a first metal layer provided on the insulating layer; a semiconductor light emitting unit provided on the first metal layer, the semiconductor light emitting unit including a first semiconductor layer of a first conductivity type, a second semiconductor layer of a second conductivity type, and a light emitting layer provided between the first semiconductor layer and the second semiconductor layer, the second semiconductor layer being electrically connected to the first metal layer; and a first electrode layer provided on the first surface of the substrate, the first electrode layer extending in the substrate and in the insulating layer, and the first electrode layer being electrically connected to the first metal layer.
13 Citations
20 Claims
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1. A semiconductor light emitting element comprising:
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a substrate having a first surface and a second surface on an opposite side of the first surface; an insulating layer provided on the second surface of the substrate; a first metal layer provided on the insulating layer; a semiconductor light emitting unit provided on the first metal layer, the semiconductor light emitting unit including a first semiconductor layer of a first conductivity type, a second semiconductor layer of a second conductivity type, and a light emitting layer provided between the first semiconductor layer and the second semiconductor layer, the second semiconductor layer being electrically connected to the first metal layer; and a first electrode layer provided on the first surface of the substrate, the first electrode layer extending in the substrate and in the insulating layer, and the first electrode layer being electrically connected to the first metal layer. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A method for manufacturing a semiconductor light emitting element, comprising:
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forming a semiconductor light emitting unit on a first substrate via a buffer layer, the semiconductor light emitting unit including a first semiconductor layer of a first conductivity type, a second semiconductor layer of a second conductivity type, and a light emitting layer provided between the first semiconductor layer and the second semiconductor layer, and the first semiconductor layer being in contact with the buffer layer; forming a first metal layer on the second semiconductor layer, the first metal layer being in contact with the second semiconductor layer; forming an insulating layer on the first metal layer; and bonding a second substrate to the insulating layer. - View Dependent Claims (9, 10, 11, 12, 13, 14)
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15. A light emitting device comprising:
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a casing; and a semiconductor light emitting element provided in the casing, the semiconductor light emitting element including; a substrate having a first surface and a second surface on opposite side from the first surface; an insulating layer provided on the second surface of the substrate; a first metal layer provided on the insulating layer; a semiconductor light emitting unit provided on the first metal layer and including a first semiconductor layer of a first conductivity type, a second semiconductor layer of a second conductivity type, and a light emitting layer provided between the first semiconductor layer and the second semiconductor layer, the second semiconductor layer being electrically connected to the first metal layer; and a first electrode layer provided on the first surface of the substrate, extending in the substrate and in the insulating layer, and electrically connected to the first metal layer. - View Dependent Claims (16, 17, 18, 19, 20)
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Specification