Samsung Display Co., Ltd.

Young Gug Seol

Tae Woong Kim

Hyun Woo Koo

Ju Chan Park

Pil Suk Lee

Sun Hee Lee

Jin Hwan Choi

Mu Gyeom Kim

Dong Sun Lee

Bo Ik Park

Sun Ho Kim

Tae An Seo

Ki Hyun Kim

Young Ki Hong

A display device is disclosed. In one aspect, the display device includes a flexible substrate capable of being bent in a first direction and an insulating layer including a first opening pattern positioned on the flexible substrate and extending in a second direction crossing the first direction.

Display device

A display device including an organic light emitting layer, a pixel circuit, and conductive adhesive having a first density and being in electrical communication with the organic light emitting layer and the pixel circuit, wherein during bending certain portions of the conductive adhesive are compressed to a second density higher than the first density and certain other portions of the conductive adhesive are expanded to a third density lower than the first density.

Display device and fabricating method thereof

A manufacturing method of a display device includes: forming a flexible substrate on a sacrificial substrate; forming a display element unit on a first surface of the flexible substrate, the display element unit including a TFT and an organic light-emitting element; separating the sacrificial substrate from the flexible substrate; and forming a protective layer by depositing an organic material on a second surface of the flexible substrate, the second surface being opposite to the first surface.

Display device and manufacturing method thereof

A display device includes a substrate including a pixel region and a peripheral region. The display device also includes a plurality of pixels provided in the pixel region for displaying an image. The display device also includes a light emitting element provided in each pixel for emitting light. The display device includes a first transistor provided in each pixel for driving the light emitting element, and a second transistor connected to the first transistor. The display device includes an insulating layer disposed between a second semiconductor layer of the second transistor and the substrate; and a crack blocking layer disposed between the insulating layer and the second semiconductor layer of the second transistor. A first semiconductor layer of the first transistor and the second semiconductor layer of the second transistor are provided in layers different from each other.

Display device having a crack blocking structure

A display device includes: a flexible substrate including a bending area bent in one direction; an insulating layer on the flexible substrate and comprising a plurality of opening patterns spaced apart from each other at the bending area; and a wavy line extending through the plurality of opening patterns.

Display device having bending area

A display device includes a flexible substrate, a display element unit disposed on a first surface of the flexible substrate and including a thin-film transistor (TFT) and an organic light-emitting element coupled to the TFT, and a protective layer comprising an organic material and disposed directly on a second surface of the flexible substrate, the second surface being opposite to the first surface. Impact resistance of the display device can be strengthened by lowering of the neutral plane through the use of the protective layer.

A display device including a first substrate, an organic light emitting layer on the first substrate and including a protrusion, and a pixel circuit including a passivation film having a recess engaged with the protrusion, wherein the protrusion is located at a position corresponding to the recess and adhered to the pixel circuit in the recess by a conductive adhesive.

A display device includes a substrate, a barrier layer, a transistor, and a first impact buffer layer. The barrier layer is disposed on the substrate. The transistor is disposed on the barrier layer. The first impact buffer layer is disposed between the barrier layer and the transistor. The first impact buffer layer includes a nanostructure. The nanostructure includes pores.

A display device including a substrate including a display area for displaying an image and a non-display area provided on a side of the display area and including a bending area bent with respect to an axis parallel to a first direction; a plurality of step portions disposed in the bending area and extending in the first direction; a plurality of bridge electrodes extending in a second direction crossing the first direction in the bending area; and a plurality of pattern portions disposed in the bending area. The step portions are spaced apart from each other, and the pattern portions are disposed between adjacent step portions. The pattern portions are lower than the step portions, and an acute angle of sides of each of the pattern portions from the substrate is smaller than an acute angle of sides of each of the step portions from the substrate.

An organic light-emitting diode display is disclosed. In one aspect, the display includes a substrate having a flexible portion configured to bend or fold, a semiconductor positioned over the substrate, and a gate insulating layer positioned over the semiconductor and having an opening. The display also includes an interlayer insulating layer positioned over the gate insulating layer, a portion of the interlayer insulating layer positioned within the opening. The display further includes a gate electrode positioned between the gate insulating layer and the interlayer insulating layer and overlapping the semiconductor in the depth dimension of the OLED display. A source electrode and a drain electrode are positioned over the interlayer insulating layer and connected to the semiconductor.

Organic light-emitting diode display

A display device is disclosed. In one aspect, the display device includes a substrate, a barrier layer formed over the substrate, and an emission layer formed over the barrier layer. The display device also includes a stress-absorbing layer contacting one of the substrate, the barrier layer, and the emission layer. The stress-absorbing layer has a structural density configured to partially vary based on an applied voltage.

Growing community of inventors

Hwaseong-si, South Korea

Young Gug Seol