Lg Display Co., Ltd.

Sookang Kim

Wonhoe Koo

Hyunsoo Lim

Mingeun Choi

Jihyang Jang

Soyoung Jo

KangJu Lee

Jintae Kim

Yonghoon Choi

Hansun Park

Seongsu Jeon

SeungRyong Joung

Hyunjoo Kim

Wooram Youn

JeaHo Park

HeeJung Yang

Bongchul Kim

Taeshick Kim

Dongmin Sim

KeumKyu Min

Kangju Lee

Dongmyung Lee

Disclosed is an organic light emitting diode display device. The disclosed organic light emitting diode display device includes an overcoat layer disposed on a substrate that is divided into an emissive area and a non-emissive area, and has multiple micro lenses in the emissive area and at least one depression in the non-emissive area. The organic light emitting diode display device further includes: a first electrode disposed on the overcoat layer, wherein the first electrode is disposed in the entire emissive area and in a part of the non-emissive area; a bank pattern disposed in the non-emissive area so as to be superposed on the depression; an organic light emitting layer disposed on the substrate; and a second electrode disposed on the organic light emitting layer. Accordingly, the organic light emitting diode display device may prevent light leakage.

Organic light emitting diode display device

The light emitting display apparatus may include a pixel area disposed at a substrate and configured to have an emission area and a non-emission area, a planarization layer disposed at the substrate, and a light emitting device layer disposed at the emission area and the non-emission area above the planarization layer. The light emitting device layer may include a barrier layer disposed at the boundary area between the emission area and the non-emission area. The light emitting display apparatus may be capable of preventing a leakage current between adjacent pixels.

Light emitting display apparatus

A light emitting display apparatus includes a substrate including a plurality of pixels each including an emission area; a light extraction pattern including a plurality of concave portions in the emission area; and a light emitting portion over the light extraction pattern, wherein at least one of the plurality of concave portions has a curvature of 0.217 μmto 0.311 μm.

Disclosed is a display apparatus including a plurality of subpixels configured to include a light emission area, a planarization layer configured to include a plurality of light extraction patterns having a plurality of concave portions and protruding portions in each of the subpixels, a light emitting device layer at the planarization layer of each of the subpixels, and a bank layer disposed between the planarization layer and the light emitting device layer to open the light emission area in each of the plurality of subpixels, an end of the bank layer is disposed at the concave portion of the outermost light extraction pattern of at least one of the subpixels.

Display apparatus including plurality of subpixels with light emission area

A light emitting display apparatus includes a substrate, a first metal line and a second metal line spaced apart from each other along a first direction on the substrate and disposed along a second direction crossing the first direction, and a subpixel overlapped with at least one of the first metal line and the second metal line. The subpixel includes a first light emission portion between the first metal line and the second metal line, and a second light emission portion overlapped with at least one of the first metal line and the second metal line.

A light emitting display apparatus is disclosed, which can improve visual characteristic of a black image in accordance with reduction of diffuse reflectance while improving light emission efficiency of light emitted from a light emitting diode. The light emitting display apparatus comprises a substrate including a plurality of pixel areas, a light emission pattern arranged in each of the plurality of pixel areas, a light emitting device layer arranged over the light emission pattern, and a selective wavelength absorbing member overlapped with at least one of the plurality of pixel areas, wherein the selective wavelength absorbing member may reduce transmittance of light of a long wavelength, which is incident.

Light emitting display apparatus including a selective wavelength absorbing member

Organic light emitting diode display device with micro lenses

An organic light emitting display device includes an overcoating layer on a substrate; a first electrode on the overcoating layer; a bank layer on the overcoating layer and the first electrode, the bank layer including an opening through which the first electrode is exposed; a pattern layer having an island shape on the exposed portion of the first electrode; an organic emission layer on the first electrode and the pattern layer; and a second electrode on the organic emission layer.

Organic light emitting display device

Disclosed is a light emitting display device that can enhance light extraction efficiency of light which is emitted from a light emitting element. The light emitting display device includes an overcoating layer on a substrate and including a plurality of protruding portions, a first electrode on the plurality of protruding portions, a light emitting layer on the first electrode, and a second electrode on the light emitting layer. The first electrode has a contour which conforms to contour of the plurality of protruding portions. The light emitting layer has a contour different from the contours of the plurality of protruding portions.

Light emitting display device

An organic light-emitting display device can include a substrate including a display area and a non-display area; a thin film transistor disposed on the substrate in the non-display area; an electroluminescent device disposed in the display area; and an overcoat layer disposed on the substrate and including two or more concave portions and two or more convex portions in the display area, in which the two or more concave portions and the two or more convex portions form a honeycomb pattern in a plan view, and the electroluminescent device includes: a first electrode disposed on the overcoat layer and connecting the electroluminescent device to the thin film transistor; an organic light-emitting layer disposed on the first electrode and configured to emit light; and a second electrode disposed on the organic light-emitting layer.

Organic light-emitting display device

Provided is an organic light emitting device including an overcoat layer on a substrate, a first electrode disposed on the overcoat layer, an organic light emitting layer disposed on the first electrode and including a convex or concave curve; and a second electrode disposed on the organic light emitting layer.

Organic light emitting device

An exemplary embodiment may provide an organic light emitting diode that includes a first electrode including a concave part or a convex part, an organic light emitting layer disposed on the first electrode, and a second electrode disposed on the organic light emitting layer. Further, the exemplary embodiment may provide an organic light emitting device including the organic light emitting diode.

An array substrate for a display device is disclosed. The array substrate includes a substrate comprising a plurality of subpixels, at least one of which is a white subpixel. The array substrate also includes an insulating layer disposed on the substrate in each of the subpixels and a plurality of color filter layers disposed on the insulating layer, each of the color filter layers being disposed respectively in a corresponding one of the subpixels. At least two of the color filter layers have a same color and are respectively disposed in the white subpixel and in at least one of the subpixels adjacent to the white subpixel. The insulating layer has a slope at a boundary between the white subpixel and the at least one of the subpixels adjacent to the white subpixel.

Growing community of inventors

Paju-si, South Korea

Sookang Kim