Invention Application
- Patent Title: DISPLAY DEVICE USING MICRO LED, AND MANUFACTURING METHOD THEREFOR
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Application No.: US17630320Application Date: 2019-08-21
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Publication No.: US20220254961A1Publication Date: 2022-08-11
- Inventor: Wonjae CHANG , Jisoo KO , Hyeyoung YANG
- Applicant: LG ELECTRONICS INC.
- Applicant Address: KR Seoul
- Assignee: LG ELECTRONICS INC.
- Current Assignee: LG ELECTRONICS INC.
- Current Assignee Address: KR Seoul
- Priority: KR10-2019-0101595 20190820
- International Application: PCT/KR2019/010640 WO 20190821
- Main IPC: H01L33/38
- IPC: H01L33/38 ; H01L33/62 ; H01L33/00 ; H01L23/00 ; H01L25/075

Abstract:
Provided in the present specification is a novel structured semiconductor light-emitting element capable of preventing an electrode forming failure due to an arrangement error occurring during assembly or transfer of semiconductor light-emitting elements on a substrate, when a display device is implemented using the semiconductor light-emitting elements, wherein at least one of a plurality of semiconductor light-emitting elements according to one embodiment of the present disclosure comprises: a first conductive type semiconductor layer; a second conductive type semiconductor layer located on the first conductive type semiconductor layer; an active layer arranged between the first conductive type semiconductor layer and the second conductive type semiconductor layer; a second conductive type electrode located on the second conductive type semiconductor layer; and a first conductive type electrode located on at least a one-side stepped portion of the first conductive type semiconductor layer exposed by etching a portion of the second conductive type semiconductor layer and the active layer.
Information query
IPC分类: