Lg Display Co., Ltd.

YoungHak Lee

JoongKeun Park

Joongsun Yoon

ByungGeun Lee

SuZy Ahn

In an organic light emitting display device and a method of manufacturing the same, the organic light emitting display device has a color filter on thin film transistor (COT) structure, in which data wirings are formed after formation of a pixel electrode, thereby integrating a protective layer and a barrier layer. Thus, a manufacturing process may be simplified to increase productivity.

Organic light emitting display device having a color filter on thin film transistor structure and method of manufacturing the same

The present invention relates to a method of manufacturing an organic light emitting display panel. The method includes forming a light shielding layer on a substrate, forming a first oxide semiconductor and a second oxide semiconductor on the light shielding layer, and forming a gate insulating layer and a gate overlapping a portion of the first oxide semiconductor and a whole of the second oxide semiconductor. The method further includes performing an etching so that the portion of the first oxide semiconductor has conductivity, forming a first contact hole in the light shielding layer and forming a second contact hole in the first oxide semiconductor, forming a driving power line connected to the light shielding layer through the first contact hole, and forming source/drain electrodes connected to the first oxide semiconductor through the second contact hole.

Method of manufacturing organic light emitting display panel

The present invention relates to an organic light emitting display panel and a method of manufacturing the same. In accordance with an aspect of the present invention, there is provided a display panel. The display panel in one example includes a light shielding layer electrically connected to a driving power line on a substrate, and storage capacitors formed on an oxide semiconductor in parallel, insulated from the oxide semiconductor, and overlapped a gate.

Organic light emitting display panel

An organic light emitting diode display device comprises: a display panel having a plurality of pixels, each of the pixels comprising: a driving TFT comprising a gate electrode coupled to a first node, a source electrode coupled to a second node, and a drain electrode coupled to a high-potential voltage source; an organic light emitting diode comprising an anode coupled to the second node and a cathode coupled to a low-potential voltage source; a first TFT in response to a scan signal having a first logic level voltage to connect the first node to a data line; a second TFT in response to an emission signal having the first logic level voltage to connect the second node to the third node; a first capacitor coupled between the first node and the third node; and a second capacitor coupled between the third node and a reference voltage source.

Organic light emitting diode display device

Disclosed are a display device and a method of fabricating the same. A pad for a display device includes: an oxide semiconductor layer formed on a substrate; a lower insulation layer formed on the oxide semiconductor layer to at least partially overlap the oxide semiconductor layer; one or more line layers formed on the lower insulation layer; an upper insulation layer formed on the one or more line layers; and a pad electrode formed on the upper insulation layer and connected to the one or more line layers through a contact hole formed in the upper insulation layer.

Growing community of inventors

Paju-si, South Korea

YoungHak Lee