Samsung Display Co., Ltd.

Lumens Co., Ltd.

Yonsei University

Samsung Displayco., Ltd.

Junhyung Lim

Jaybum Kim

Eoksu Kim

Kyoungseok Son

Jihun Lim

Taesang Kim

Joonseok Park

Myounghwa Kim

Sangwoo Sohn

Soyoung Koo

Geunchul Park

Yeonkeon Moon

Kyungjin Jeon

Hyelim Choi

Hyungjun Kim

Yeonhong Kim

Jonghyun Choi

Dohyun Kwon

Seryeong Kim

Jonghan Jeong

Seungjun Lee

Sunhee Lee

Seunghun Lee

Kyoungwon Lee

Myeongho Kim

Eunhyun Kim

Yunyong Nam

Eunhye Ko

Hyunpyo Hong

Jihye Chang

Jungwoo Lee

Jinmo Kim

Younghwan Shin

Jinwon Choi

Jimin Her

Sol Han

Kyujin Lee

Seongbok Yoon

Keunoh Kim

Huikyeong Noh

Bogyun Kim

Jugyeong Mun

Gunha Kim

Hyunjae Kim

Youngjun Tak

Jeongwoo Lee

Youngkyo Ro

A display apparatus includes a substrate, a first pixel, a second pixel, a first wire set, and a second wire set. The first pixel and the second pixel overlap the substrate and neighbor each other in a first direction. The first wire set extends in a second direction, includes a first conduction line and a first transmission line, and may transfer a first data signal. The first conduction line is positioned between the substrate and the first transmission line and is connected through the first transmission line to the first pixel. The second wire set extends in the second direction, includes a second conduction line and a second transmission line, and may transfer a second data signal. The second conduction line is positioned between the substrate and the second transmission line and electrically connects the second transmission line to the second pixel.

Display apparatus and method of manufacturing the same

A display apparatus in which an area of a peripheral area may be reduced while having a simple structure, the display apparatus includes a substrate, a bottom metal layer on the substrate and including a first extension line extending from the peripheral area outside a display area into the display area, a semiconductor layer on the bottom metal layer, a gate layer on the semiconductor layer, a first metal layer on the gate layer, and a second metal layer on the first metal layer and including a first data line extending from the peripheral area into the display area and electrically coupled to the first extension line in the peripheral area.

Display apparatus

A display device is disclosed that includes: a substrate comprising a display area and a component area including a transmission area; a first thin-film transistor comprising a first semiconductor layer and a first gate electrode, the first semiconductor layer including a silicon semiconductor; a first insulating layer covering the first gate electrode; a second thin-film transistor comprising a second semiconductor layer arranged on the first insulating layer and a second gate electrode, the second semiconductor layer including an oxide semiconductor; a second insulating layer covering the second gate electrode and having a transmission hole overlapping the transmission area; an intermediate insulating layer between the first insulating layer and the second insulating layer; a conductive pattern between the intermediate insulating layer and the first insulating layer; and a display element arranged on the second insulating layer, wherein the transmission hole exposes an upper surface of the intermediate insulating layer.

Display device and method of manufacturing the display device

A display device includes a base substrate, a first transistor, a second transistor, an organic light emitting diode, and a capacitor electrically connected to the first thin film transistor. The first transistor includes a first semiconductor pattern below a first interlayer insulation layer and a first control electrode above the first interlayer insulation layer and below a second interlayer insulation layer. The second transistor includes a second control electrode above the first interlayer insulation layer and below the second interlayer insulation layer. A second semiconductor pattern is above the second interlayer insulation layer.

Display device and method of manufacturing the same

A display apparatus is disclosed that includes contact holes formed to expose at least a portion of a conductive layer or a semiconductor layer without damage to the surface of the conductive layer or the semiconductor layer, and a method of manufacturing the display apparatus. The display apparatus includes a substrate, a conductive mound arranged on the substrate, a first insulating mound arranged on the substrate, and a semiconductor layer including a first region arranged on the conductive mound, and a second region arranged on the first insulating mound. The second region of the semiconductor layer substantially covers an upper surface of the first insulating mound.

A semiconductor device includes a base substrate. A first thin-film transistor is disposed on the base substrate. The first thin-film transistor includes a first input electrode, a first output electrode, a first semiconductor pattern disposed below a first insulating layer, and a first control electrode disposed on the first insulating layer and below a second insulating layer. A second thin-film transistor includes a second input electrode, a second output electrode, a second semiconductor pattern disposed on the second insulating layer, and a second control electrode disposed on an insulating pattern formed on the second semiconductor pattern and exposes a portion of the second semiconductor pattern. The first semiconductor pattern includes a crystalline semiconductor. The second semiconductor pattern incudes an oxide semiconductor. The first semiconductor pattern, the first control electrode, the second semiconductor pattern, and the second control electrode are overlapped.

Semiconductor device including two thin-film transistors and method of fabricating the same

A semiconductor device includes a base substrate, a first transistor disposed on the base substrate, the first transistor including a first input electrode, a first output electrode, a first control electrode, and a first semiconductor pattern including a crystalline semiconductor, a second transistor disposed on the base substrate, the second transistor including a second input electrode, a second output electrode, a second control electrode, and a second semiconductor pattern including an oxide semiconductor, a plurality of insulating layers disposed on the base substrate, and an upper electrode disposed on the first control electrode with at least one insulating layer of the plurality of insulating layers interposed between the upper electrode and the first control electrode. The upper electrode overlaps the first control electrode and forms a capacitor with the first control electrode.

Semiconductor device including an oxide thin film transistor

A display device includes: a substrate including a first region and a second region; a first active layer located on the first region and including a first channel region, a first source region at one side of the first channel region, a first drain region at the other side of the first channel region, and a first extension region extending in a direction from the first source region to the second region; a first gate electrode located above the first active layer and overlapping the first channel region; a driving voltage line located on the first active layer, overlapping the first source region, and extending along the first extension region; a first connection electrode located on the first drain region; and a pixel electrode located above the first gate electrode and connected to the first connection electrode.

A display device includes: a substrate; a first thin film transistor and a second thin film transistor arranged over the substrate; a display element connected to the first thin film transistor; a wiring connected to the second thin film transistor and including a first wiring layer and a second wiring layer; a pattern insulating layer arranged between the first wiring layer and the second wiring layer; a planarization layer covering the wiring; and a connection electrode arranged on the planarization layer and connected to the first wiring layer and the second wiring layer respectively through a first contact hole and a second contact hole.

A thin-film transistor substrate includes: an active layer on a substrate, the active layer including: a first semiconductor material layer; a conductor layer on the first semiconductor material layer, and including a metal element; and a second semiconductor material layer on the conductor layer; a gate insulating layer on the active layer; and a gate electrode on the gate insulating layer, and at least partially overlapping with the active layer.

Thin-film transistor substrate and display apparatus comprising the same

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Seoul, South Korea

Junhyung Lim