- 专利标题: Micro light emitting diode display device
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申请号: US16955700申请日: 2018-09-20
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公开(公告)号: US11527520B2公开(公告)日: 2022-12-13
- 发明人: Seong Hwan Ju , Hyeon Ho Son , Jin Yeong Kim , Jung Eun Son , Hanchul Park , Hyunwoo Kim
- 申请人: LG DISPLAY CO., LTD.
- 申请人地址: KR Seoul
- 专利权人: LG DISPLAY CO., LTD.
- 当前专利权人: LG DISPLAY CO., LTD.
- 当前专利权人地址: KR Seoul
- 代理机构: Seed IP Law Group LLP
- 优先权: KR10-2017-0174482 20171218
- 国际申请: PCT/KR2018/011131 WO 20180920
- 国际公布: WO2019/124684 WO 20190627
- 主分类号: H01L31/036
- IPC分类号: H01L31/036 ; H01L29/15 ; H01L29/04 ; H01L27/14 ; H01L25/16 ; H01L33/44 ; H01L33/62 ; H01L33/32 ; H01L33/36
摘要:
The present disclosure relates to a micro light emitting diode (LED) display device including a substrate having a plurality of thin film transistors thereon; a plurality of micro light emitting devices (LEDs) on an upper surface of the substrate, the micro LEDs each having a protecting film provided with a first contact hole to expose a portion of an upper surface of a corresponding micro LED; at least one insulating layer covering the micro LED, the insulating layer provided with a second contact hole to expose a portion of the upper surface of the corresponding micro LED; and a connection electrode in the first contact hole and the second contact hole configured to transfer signals to the micro LED, wherein the first contact hole is larger than the second contact hole.
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