Light emitting device
AssigneeLG Innotek Co., Ltd.
InventorDong Wook LIM
Life of this patent
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Abstract
A light emitting device package, and a lighting system includes a light emitting device. The light emitting device includes a substrate, a first conductive semiconductor layer on the substrate, an active layer on the first conductive semiconductor layer, and a second conductive semiconductor layer on the active layer. A first via electrode contacts the first conductive semiconductor layer through a via hole formed through the substrate, and a second via electrode contacts the second conductive semiconductor layer through a second via hole formed through the substrate, the first conductive semiconductor layer, and the active layer.
Claims20
A light emitting device comprising:
- a substrate;
- a first conductive semiconductor layer provided over the substrate;
- an active layer disposed on the first conductive semiconductor layer;
- a second conductive semiconductor layer provided on the active layer;
- a first via electrode in contact with the first conductive semiconductor layer through a via hole penetrating the substrate;
- and
- a second via electrode in contact with the second conductive semiconductor layer through a second via hole penetrating the substrate, the first conductive semiconductor layer, and the active layer.
A light emitting device comprising:
- a substrate;
- a first conductive semiconductor layer, an active layer and a second conductive semiconductor layer disposed on the substrate;
- a first via electrode contacted with a bottom surface of the first conductive semiconductor layer through a via hole penetrating the substrate from a bottom surface of the substrate;
- and
- a second via electrode contacted with a bottom surface of the second conductive semiconductor layer through a second via hole penetrating the substrate, the first conductive semiconductor layer, and the active layer from the bottom surface of the substrate.
Dependencies are inferred from the claim text.