Title:
DISPLAY APPARATUS USING SEMICONDUCTOR LIGHT-EMITTING DEVICE, AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/146000
Kind Code:
A1
Abstract:
The present invention relates to a display apparatus using, for example, a micro light emitting diode (LED), and a manufacturing method therefor, wherein the apparatus and method can be applied to a technical field related to display apparatuses. In order to achieve the above objective, a display apparatus according to an embodiment of the present invention comprises: a substrate on which a plurality of unit pixel areas are defined; a wiring electrode positioned on the substrate and positioned in each of the unit pixel areas; a light emitting device that has a device electrode electrically connected to the wiring electrode and is assembled in each of the unit pixel areas; and a coupling forming portion providing a coupling force by which the light emitting device is coupled to the unit pixel areas, wherein the coupling forming portion comprises: an active portion coupled to the light emitting device; and a coupling portion which forms a chemical bond with the active portion and is patterned on the substrate.
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| JPS6039880 | LIGHT-EMITTING DEVICE |
Inventors:
KIM TAEHOON (KR)
RHEE BYUNGJOON (KR)
CHOI HWANJOON (KR)
RHEE BYUNGJOON (KR)
CHOI HWANJOON (KR)
Application Number:
PCT/KR2022/001493
Publication Date:
August 03, 2023
Filing Date:
January 27, 2022
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
H01L33/48; H01L33/38; H01L33/62
Foreign References:
| KR20200026679A | 2020-03-11 | |||
| KR20210044958A | 2021-04-26 | |||
| KR20100087932A | 2010-08-06 | |||
| US20140261613A1 | 2014-09-18 | |||
| US20210175220A1 | 2021-06-10 |
Attorney, Agent or Firm:
KBK & ASSOCIATES (KR)
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