发明申请
- 专利标题: LIGHT-EMITTING DEVICE HAVING A PATTERNED SUBSTRATE AND THE METHOD THEREOF
- 专利标题(中): 具有图案基板的发光装置及其方法
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申请号: US13618544申请日: 2012-09-14
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公开(公告)号: US20130009188A1公开(公告)日: 2013-01-10
- 发明人: Ta-Cheng Hsu , Ya-Lan Yang , Ying-Yong Su , Ching-Shian Yeh , Chao-Shun Huang , Ya-Ju Lee
- 申请人: Ta-Cheng Hsu , Ya-Lan Yang , Ying-Yong Su , Ching-Shian Yeh , Chao-Shun Huang , Ya-Ju Lee
- 优先权: TW095127924 20060728
- 主分类号: H01L33/22
- IPC分类号: H01L33/22
摘要:
This disclosure provides a light-emitting device including a patterned substrate and the manufacturing method thereof. The patterned substrate has a plurality of depressions and/or extrusions for scattering light emitted from a light-emitting layer. Each of the plurality of depressions and/or extrusions comprises a top portion, a bottom portion, and a sidewall portion enclosing the top portion and the bottom portion, and at least part of the sidewall portion comprises a curve. Ina preferred embodiment, the light-emitting device further comprises a rough surface formed on at least one of the top portion, the bottom portion, and the sidewall portion.
公开/授权文献
- US09231151B2 Light-emitting device 公开/授权日:2016-01-05