Lg Display Co., Ltd.

Sang Il Shin

Choon Ho Park

Yong In Park

Seung Han Paek

Kyoung-June Jung

Yong Rak Lee

An organic electroluminescent display device includes an auxiliary common voltage supply line disposed in a display area, and an auxiliary connection line interconnecting the auxiliary common voltage supply line and a cathode, in order to uniformly supply a common voltage to the display area, and the auxiliary connection line having a structure connectable to the cathode at an upper end of a spacer.

Organic electroluminescent display device and manufacturing method thereof

An electrophoretic display device includes a lower substrate having a plurality of pixel electrodes on the lower substrate, having a lower organic layer on the pixel electrodes and the lower substrate, and having partition walls formed on the lower organic layer to surround the pixel electrodes, the pixel electrodes and partition walls defining a plurality of sub-pixels; an upper substrate bonded with the lower substrate, the upper substrate having a common electrode formed thereon with an upper organic layer on the common electrode; and electrophoretic dispersion liquid comprising a plurality of charged particles colored to display colors, the electrophoretic dispersion liquid disposed in the plurality of the sub-pixels defined by the pixel electrodes and the partition walls.

Electrophoretic display device and method for manufacturing the same

The present disclosure relates to a method of manufacturing an electrophoretic display device, the method including the steps of forming a plurality of partition walls defining unipixel regions on a first substrate; filling an electrophoretic medium in the unipixel regions; forming an adhesive layer on a second substrate to bond the first substrate to the second substrate; forming (i) a plurality of adhesive portions for contact with the partition walls and (ii) a plurality of hardening portions for sealing the unipixel region filled with the electrophoretic medium by hardening a part of the adhesive layer; and bonding the first substrate and the second substrate to each other.

Method of manufacturing an electrophoretic display device

An electrophoretic display device includes a lower substrate having a plurality of pixel electrodes formed on the lower substrate and having partition walls formed on the lower substrate surrounding the pixel electrodes, the pixel electrodes and partition walls defining a plurality of sub-pixels; an upper substrate bonded with the lower substrate, the upper substrate having a common electrode formed thereon with an encapsulation layer formed on an area of the common electrode corresponding to the plurality of the sub-pixels; an electrophoretic dispersion liquid comprising a plurality of charged particles colored to display predetermined colors, the electrophoretic dispersion liquid injected into the plurality of the sub-pixels defined by the pixel electrodes and the partition walls; and an interlayer formed between the encapsulation layer and the electrophoretic dispersion liquid.

Growing community of inventors

Gyeonggi-do, South Korea

Sang Il Shin