Invention Grant
- Patent Title: Light emitting device and method of manufacturing the same for improving the light extraction efficiency
- Patent Title (中): 发光装置及其制造方法,以提高光提取效率
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Application No.: US12936292Application Date: 2009-04-06
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Publication No.: US09406846B2Publication Date: 2016-08-02
- Inventor: June O Song
- Applicant: June O Song
- Applicant Address: KR Seoul
- Assignee: LG Innotek Co., Ltd.
- Current Assignee: LG Innotek Co., Ltd.
- Current Assignee Address: KR Seoul
- Agency: KED & Associates LLP
- Priority: KR10-2008-0031906 20080405
- International Application: PCT/KR2009/001763 WO 20090406
- International Announcement: WO2009/145501 WO 20091203
- Main IPC: H01L33/00
- IPC: H01L33/00 ; H01L33/44 ; H01L33/38 ; H01L33/40 ; H01L33/46

Abstract:
A light emitting device according to the embodiment includes a first conductive semiconductor layer; an active layer on the first conductive semiconductor layer; a second conductive semiconductor layer on the active layer; a first passivation layer surrounding the first conductive semiconductor layer, the active layer, and the second conductive semiconductor layer; a second connection layer electrically connected to the second conductive semiconductor layer through the first passivation layer; a first light extracting structure layer on the first passivation layer and the second connection layer; a first electrode layer electrically connected to the first conductive semiconductor layer; and a second electrode layer on the first light extracting structure layer.
Public/Granted literature
- US20110140152A1 LIGHT EMITTING DEVICE AND A FABRICATION METHOD THEREOF Public/Granted day:2011-06-16
Information query
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