Samsung Display Co., Ltd.

Lg Display Co., Ltd.

Samsung Electronics Co., Ltd.

Sungkyunkwan University

Samsung Displayco., Ltd.

Younghee Lee

Hyeonjin Shin

Mugyeom Kim

Seungwook Chang

Heechang Park

HyunHaeng Lee

Junewoo Lee

Younggeun Roh

Seong Jae Choi

Ji-hyun Kim

Hyeon Jin Shin

Jaeyoung Choi

Unjeong Kim

Soomin Kim

Seonmi Yoon

Jungho Choi

Sungjin Hong

Byoungseong Jeong

Sanggyun Kim

InCheol Park

Jaehyun Kwon

Dongho Lee

Soonil Yun

HyoBin Choi

Hakyu Choi

Seongchu Lim

JungJun Bae

Hyeyun Jeong

Wonmook Choi

The disclosure relates to an organic light emitting display panel and an organic light emitting display device including the display panel. Specifically, the organic light emitting display panel includes a buffer layer on a first conductive layer, an active layer on or over the buffer layer, a first insulating film on or over the active layer and overlapping a part of an upper surface of the active layer, a second insulating film on or over the first insulating film and including a first contact hole exposing the part of the upper surface of the active layer, an electrode of an organic light emitting element contacting the active layer through the first and second contact holes, wherein an area in which the active layer and a second conductive layer contact is included in a node at which a reference voltage is applied to a driving transistor.

Organic light emitting display panel and organic light emitting display device including the same

A display panel of an organic light emitting display device includes a buffer layer disposed on a first conductive layer, and including a first contact hole, an active layer disposed on the buffer layer, and including an active pattern and a conductive pattern disposed on the active pattern, a first insulating film disposed on or over the active layer and the buffer layer, and including a second contact hole overlapping with the first contact hole, a second conductive layer disposed on the first insulating film, and contacting the first conductive layer through the first contact hole and the second contact hole, a plate disposed in the same layer as the second conductive layer, and spaced apart from the second conductive layer, and each of the first conductive layer, the active layer, and the plate serves as an electrode of a storage capacitor, thereby implementing a high-capacity storage capacitor for the display panel.

Organic light emitting panel and organic light emitting display device including the same

A display device includes: a substrate; a display unit on the substrate; a first inorganic layer on the display unit; a first organic layer on an upper portion of the first inorganic layer; a first dam at an edge of the first organic layer; a second dam spaced from the first dam and at an outer area of the first dam with respect to the display unit; and a stress relieving layer between the first dam and the second dam.

Display device

A display device includes a substrate, a first electrode on the substrate, a light emitting element including: a first contact electrode connected to the first electrode, a first semiconductor layer on the first contact electrode, an active layer on the first semiconductor layer, a second semiconductor layer on the active layer, and a second contact electrode on the second semiconductor layer, a second electrode on the light emitting element, and a color conversion layer on the light emitting element and the second electrode, wherein an upper surface of the second contact electrode has a concavo-convex pattern.

An electronic device having a stacking structure including a plurality of 2D material layers is provided. The stacking structure includes a first 2D material layer, among the plurality of 2D material layers, stacked adjacent to a second 2D material layer, among the plurality of 2D material layers, and the first 2D material layer is rotated with respect to the second 2D material layer.

Electronic device having stacking structure comprising two dimensional materials

An organic electroluminescence display apparatus includes: an insulating layer including a flat surface, a first concave surface and a second concave surface extending from one end and another end of the flat surface, respectively; a first electrode on the insulating layer and including a first concave electrode surface overlapping with the first concave surface, a second concave electrode surface overlapping with the second concave surface, and a flat electrode surface overlapping with the flat surface; an organic layer on the first electrode; a second electrode on the organic layer, and a plurality of light shielding members on the second electrode with an opening therebetween, the opening overlapping with the organic layer. One end of each of the light shielding members is closer to the second concave surface than to the first concave surface.

Organic electroluminescence display apparatus

Display device having stress relieving layer

An organic light emitting display device comprises: a lower substrate; a underlying wire formed on the lower substrate; and red, green, and blue subpixels each comprising a transistor section formed on the lower substrate and an organic light emitting diode, wherein the white subpixel comprises a first electrode which is non-overlapped with the underlying wire and is spaced apart from the underlying wire.

Organic light emitting display device and driving method of the same

The present invention provides an apparatus for manufacturing a carbon nano-tube tip comprising an AC/DC voltage supply, a metallic or semiconductor tip, an amperemeter, and a metallic vessel connected to the tip and the amperemter, wherein the metallic vessel is used as the electrode and define a groove therein filled with a carbon nano-tube solution. The present invention also provides a method for manufacturing a carbon nano-tube tip wherein carbon nano-tubes dispersed in a solvent are attached by electrophoresis to the end of a metal tip or semiconductor tip by using as an electrode a metallic vessel having a groove therein.

Apparatus and method for manufacturing carbon nano-tube probe by using metallic vessel as an electrode

The separation of carbon nanotubes into metallic carbon nanotubes and semiconducting carbon nanotubes is made to be possible simultaneously with the dispersion of the carbon nanotubes by using viologen.

Method for separating carbon nanotubes, method for dispersing carbon nanotubes and compositions used for the methods

Growing community of inventors

Yongin-si, South Korea

Younghee Lee