Invention Grant
US09406846B2 Light emitting device and method of manufacturing the same for improving the light extraction efficiency 有权
发光装置及其制造方法,以提高光提取效率

  • 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
  • Application No.: US12936292
    Application Date: 2009-04-06
  • Publication No.: US09406846B2
    Publication 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
Light emitting device and method of manufacturing the same for improving the light extraction efficiency
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.
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