Invention Grant
- Patent Title: Light emitting device
- Patent Title (中): 发光装置
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Application No.: US10655150Application Date: 2003-09-03
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Publication No.: US06995403B2Publication Date: 2006-02-07
- Inventor: Chuan-Cheng Tu , Cheng-Chung Young , Pao-I Huang , Jen-Chau Wu
- Applicant: Chuan-Cheng Tu , Cheng-Chung Young , Pao-I Huang , Jen-Chau Wu
- Applicant Address: TW
- Assignee: United Epitaxy Company, Ltd.
- Current Assignee: United Epitaxy Company, Ltd.
- Current Assignee Address: TW
- Agency: Glenn Patent Group
- Agent Michael A. Glenn
- Main IPC: H01L29/22
- IPC: H01L29/22 ; H01L29/221 ; H01L29/225 ; H01L29/24 ; H01L29/739
Abstract:
A light emitting device is disclosed. The light emitting device comprises a contact layer and an oxide transparent layer located directly on the contact layer. The contact layer has a stacked structure formed by alternately stacking a plurality of nitride semiconductor layers having a wider bandgap and a plurality of nitride semiconductor layers having a narrower bandgap.
Public/Granted literature
- US20050045906A1 Light emitting device Public/Granted day:2005-03-03
Information query
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