Lg Electronics Inc.

Seongmin Moon

Changseo Park

Jinhyung Lee

Younho Heo

Kiseong Jeon

Jungsub Kim

Donghae Oh

Hyunwoo Cho

Bongchu Shim

Kisu Kim

Yangwoo Byun

Changhyun Jeong

Discussed is a display device including a base portion; a first electrode formed on the base portion; a barrier rib portion stacked on the first electrode while forming a plurality of cells; a second electrode formed on the barrier rib portion; and semiconductor light emitting diodes seated in the plurality of cells, wherein the first electrode and the second electrode are spaced apart from each other with the barrier rib portion disposed therebetween.

Display device using semiconductor light-emitting element seated in plurality of cells of barrier rib portion

A display device according to an example of the present disclosure includes a pair of assembly electrodes spaced apart from each other on a substrate, a semiconductor light emitting device assembled on the pair of assembly electrodes, a photosensitive organic insulator applied to a space between the semiconductor light emitting device and the substrate and between the pair of assembly electrodes to fix the semiconductor light emitting device to the substrate, and an insulating layer disposed between the pair of assembly electrodes and the semiconductor light emitting device.

Display device using semiconductor light-emitting elements, and method for manufacturing same

Discussed is an assembly board including: a base portion; a plurality of assembly electrodes extending in one direction and disposed on the base portion at predetermined intervals; a dielectric layer stacked on the base portion to cover the plurality of assembly electrodes; and barrier ribs stacked on the dielectric layer and defining cells in which semiconductor light emitting diodes are seated at the predetermined intervals along an extending direction of the plurality of assembly electrodes so as to overlap a portion of the plurality of assembly electrodes, wherein the plurality of assembly electrodes include first electrodes and second electrodes disposed on different planes on the base portion, and wherein the first electrodes are disposed on one surface of the base portion, and the second electrodes are disposed on one surface of the dielectric layer.

Assembly board for use in a display manufacturing method

Discussed is an assembly substrate used for a display device manufacturing method of mounting semiconductor light-emitting diodes on the assembly substrate at preset positions using electric field and magnetic field. The assembly substrate includes a base portion, a plurality of assembly electrodes on the base portion, a dielectric layer on the base portion to cover the assembly electrodes, a barrier wall on the base portion, and a metal shielding layer on the base portion, wherein the metal shielding layer overlaps the barrier wall.

Method for manufacturing display device and substrate for manufacturing display device

The present disclosure relates to an assembly substrate used for a display device manufacturing method in which semiconductor light-emitting diodes are placed on the assembly substrate at preset positions using electric field and magnetic field. Specifically, the assembly substrate includes a base portion, a plurality of assembly electrodes extending in one direction and disposed on the base portion, a dielectric layer stacked on the base portion to cover the assembly electrodes, a barrier wall formed on the base portion and having a plurality of recesses for guiding the semiconductor light-emitting diodes to the preset positions, and a metal shielding layer formed on the base portion, wherein the metal shielding layer overlaps the barrier wall so that an electric field formed between the assembly electrodes is shielded.

The present disclosure relates to a display device using semiconductor light emitting devices and a fabrication method thereof, and the display device according to the present disclosure can include a plurality of semiconductor light emitting devices, a first wiring electrode and a second wiring electrode respectively extended from the semiconductor light emitting devices to supply an electric signal to the semiconductor light emitting devices, a plurality of pair electrodes disposed on the substrate, and provided with a first electrode and a second electrode configured to generate an electric field when an electric current is supplied, and a dielectric layer formed to cover the pair electrodes, wherein the first wiring electrode and the second wiring electrode are formed on an opposite side to the plurality of the pair electrodes with respect to the semiconductor light emitting devices.

Growing community of inventors

Seoul, South Korea

Seongmin Moon