DISPLAY DEVICE USING LIGHT-EMITTING ELEMENT AND MANUFACTURING METHOD THEREFOR

Title:

DISPLAY DEVICE USING LIGHT-EMITTING ELEMENT AND MANUFACTURING METHOD THEREFOR

Document Type and Number:

WIPO Patent Application WO/2024/005219

Kind Code:

A1

Abstract:

The present invention can be applied to technical fields relating to display devices, and relates to a display device using, for example, a micro light-emitting diode (LED) and a manufacturing method therefor. The present invention, which is a display device using a semiconductor light-emitting element, may comprise: a wiring substrate; first electrodes defining unit sub-pixel regions and arranged on the wiring substrate; light-emitting elements having first type electrodes disposed on the first electrodes; a plurality of conductive balls electrically connecting the first type electrodes of the light-emitting elements with the first electrodes; and conductive adhesive parts located on the conductive balls to fix the conductive balls to the first electrodes and/or to the first type electrodes.

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Inventors:

CHOI HWANJOON (KR)
KIM TAEHOON (KR)

Application Number:

PCT/KR2022/009209

Publication Date:

January 04, 2024

Filing Date:

June 28, 2022

Export Citation:

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Assignee:

LG ELECTRONICS INC (KR)

International Classes:

H01L27/15; H01L25/075; H01L27/12; H01L33/00; H01L33/48; H01L33/50

Domestic Patent References:

WO2021128463A1

2021-07-01

Foreign References:

KR20170101065A	2017-09-05
US20180233494A1	2018-08-16
US20190237452A1	2019-08-01
KR102174847B1	2020-11-05