发明授权
- 专利标题: Nitride semiconductor light emitting device and manufacturing method thereof
- 专利标题(中): 氮化物半导体发光器件及其制造方法
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申请号: US13783480申请日: 2013-03-04
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公开(公告)号: US09159875B2公开(公告)日: 2015-10-13
- 发明人: Joo Young Cheon , Yu Ri Sohn
- 申请人: SAMSUNG ELECTRONICS CO., LTD.
- 申请人地址: KR Suwon-Si, Gyeonggi-Do
- 专利权人: SAMSUNG ELECTRONICS CO., LTD.
- 当前专利权人: SAMSUNG ELECTRONICS CO., LTD.
- 当前专利权人地址: KR Suwon-Si, Gyeonggi-Do
- 代理机构: F. Chau & Associates, LLC
- 优先权: KR10-2012-0022326 20120305
- 主分类号: H01L33/20
- IPC分类号: H01L33/20 ; H01L33/02 ; H01L33/00 ; H01L33/24
摘要:
A semiconductor light emitting device includes a first conductive semiconductor layer including a V-shaped recess in a cross-sectional view. An active layer is disposed on the first conductive semiconductor layer, conforming to the shape of the V-shaped recess. An intermediate layer is disposed on the active layer and is doped with a first impurity. A second conductive semiconductor layer is disposed on the intermediate layer. The intermediate layer includes a first intermediate layer and a second intermediate layer. The first intermediate layer is disposed on the active layer, conforming to the shape of the V-shape recess. The second intermediate layer is disposed on the first intermediate layer and includes a protrusion to fill the V-shaped recess.
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