Samsung Display Co., Ltd.

Samsung Mobile Display Co., Ltd.

Jong Yun Kim

Youngdae Kim

Taekyung Ahn

Jintaek Kim

Cheolho Yu

Tae Wook Kang

Young Dae Kim

Moon Won Chang

A display substrate including a base substrate, a first thin film transistor disposed on the base substrate and including a first gate electrode and a first semiconductor active layer; a second thin film transistor electrically connected to the first thin film transistor, the second thin film transistor including a second gate electrode and a second semiconductor active layer; and an organic light emitting device electrically connected to the second thin film transistor. The first semiconductor active layer includes a first material and the second semiconductor active layer includes a second material different from the first material.

Thin film transistor and display substrate having the same

A display device according to an exemplary embodiment includes: a substrate including a pixel area and a transmission area adjacent to the pixel area; a transistor positioned on the substrate in the pixel area; a planarization layer positioned on the transistor in the pixel area; a wall positioned on the substrate between the pixel area and the transmission area; and a pixel electrode positioned on the planarization layer and extending in a trench between the planarization layer and the wall.

Display device and manufacturing method thereof

A shield mask mounting fitting includes a shied mask to be mounted on a chamber wall of a sputtering apparatus, the shield mask including a fixing hole, a fixing bolt connecting the shield mask to the chamber wall through the fixing hole, a cap hook surrounding a top of the fixing bolt, a bushing extending between a surface of the shield mask and the cap hook, and a shield cap engaged with the cap hook and covering the top of the fixing bolt, the shield cap extending beyond the cap hook to omnidirectionally cover a periphery of the fixing hole, wherein one of the cap hook and the shield cap has an asymmetric structure with respect to an axis extending through a center of the fixing bolt.

Shield mask mounting fitting for a sputtering apparatus

A display substrate includes a base substrate, a semiconductor active layer disposed on the base substrate, a gate insulating layer disposed on the semiconductor active layer, a first conductive pattern group disposed on the gate insulating layer and including at least a gate electrode, a second conductive pattern group insulated from the first conductive pattern group and including at least a source electrode, a drain electrode, and a data pad. The second conductive pattern group includes a first conductive layer and a second conductive layer disposed on the first conductive layer to prevent the first conductive layer from being corroded and oxidized.

Disclosed is a display panel including: a flexible substrate; a buffer layer disposed on the flexible substrate; a pixel disposed on the buffer layer and comprising a thin film transistor and an image device connected to the thin film transistor; a barrier layer disposed on the flexible substrate to protect the pixel from a substance from the flexible substrate; and a diffusion prevention layer disposed between the barrier layer and the buffer layer and configured to prevent hydrogen generated from the barrier layer from being diffused into the thin film transistor.

Display panel including multilayer diffusion barrier

A mask unit for depositing a thin layer in a display device. The mask unit includes: a bead mask support which includes a plate; and a bead mask which is placed on the bead mask support.

Thin layer deposition apparatus utilizing a mask unit in the manufacture of a display device

A magnetron sputtering apparatus includes a vacuum chamber, a cathode target that rotates on the outer side of a backing plate in the vacuum chamber, a magnetic circuit that is spaced from the outer side of the cathode target and defines an opening through which a plasma including a target material removed from the cathode target is ejected, and a yoke around the outer side of the cathode target, the yoke supporting the magnetic circuit.

Magnetron sputtering apparatus

In some aspects, a display device comprising a substrate, an organic film positioned on the substrate, an inorganic film positioned on the organic film and having at least one hole for exposing at least a part of the organic film, a first electrode positioned on the inorganic film, a second electrode positioned on the first electrode, an emission layer positioned between the first electrode and the second electrode to emit light by the first electrode and the second electrode, and an organic pattern positioned on the organic film that is exposed by the hole is provided.

Display device and method for fabricating the same

Disclosed are a thin film transistor and a method for fabricating the same. The thin film transistor is capable of a fine current control. The thin film transistor includes a semiconductor layer comprising a channel; a gate electrode overlying the semiconductor layer; a source electrode connected to a first end of the semiconductor layer; a drain electrode connected to a second end of the semiconductor layer; and a conductive line connected to one of the source and drain electrodes. The conductive line is configured to generate a magnetic field penetrating through at least a portion of the semiconductor layer when an electrical current flows through the conductive line.

Growing community of inventors

Yongin-si, South Korea

Jong Yun Kim