公开(公告)号：US20240072213A1

公开(公告)日：2024-02-29

申请号：US18271183

申请日：2021-01-06

Applicant: LG ELECTRONICS INC.

Inventor： Mihee HEO ,  Hyeyoung YANG ,  Jisoo KO

IPC: H01L33/48 ,  H01L25/16 ,  H01L33/20

CPC classification number: H01L33/483 ,  H01L25/167 ,  H01L33/20

Abstract: A display device, according to the present invention, comprises a red semiconductor light-emitting element, a green semiconductor light-emitting element and a blue semiconductor light-emitting element, and comprises: a substrate on which the red, green and blue semiconductor light-emitting elements are arranged; and receiving holes which are formed on the substrate and in which the red, green and blue semiconductor light-emitting elements are assembled, wherein the red, green and blue semiconductor light-emitting elements each comprise a tip on a side surface thereof, such that at least any one among the angle formed by the tip and the thickness of one side with respect to the tip is formed so as to be different.

公开(公告)号：US20220367421A1

公开(公告)日：2022-11-17

申请号：US17623853

申请日：2019-08-01

Applicant: LG ELECTRONICS INC.

Inventor： Jisoo KO ,  Hyeyoung YANG ,  Wonjae CHANG ,  Hyunwoo CHO

IPC: H01L25/075 ,  H01L33/62

Abstract: The present invention may be applied to display device-related technical fields and relates to a display device using a semiconductor light-emitting element, such as a micro light-emitting diode (LED), and a manufacturing method therefor. The present invention, according to one embodiment, may comprise: a substrate; a stepped film positioned on at least some pixel regions, among a plurality of individual pixel regions positioned on the substrate; an assembly electrode positioned on the substrate or the stepped film; an insulation layer positioned on the assembly electrode; a partition wall positioned on the insulation layer and defining an assembly groove having mounted therein a semiconductor light-emitting element forming the individual pixel; the semiconductor light-emitting element mounted in an assembly surface of the assembly groove; and a lighting electrode electrically connected to the semiconductor light-emitting element.