Samsung Display Co., Ltd.

Samsung Displayco., Ltd.

Jaeseob Lee

Keunwoo Kim

Taewook Kang

Youngshin Pyo

Taehoon Yang

Mugyeom Kim

Yongsu Lee

Changyong Jeong

Yoonho Khang

Jongchan Lee

Woonghee Jeong

Meejae Kang

Hanbit Kim

Jiyeong Shin

Hyena Kwak

Jonghan Jeong

Thanhtien Nguyen

Heejun Kwak

A display device includes: a base substrate including a first polymeric film; an active pattern on the base substrate and including a first channel region; and a first gate electrode overlapping the first channel region, wherein the first polymeric film has a first thickness in a first area overlapping the first channel region and a second thickness, which is smaller than the first thickness, in a second area different from the first area.

Display device including substrate with polymeric films

A display device including: a first thin film transistor (TFT) including a first semiconductor layer and a first gate electrode, the first semiconductor layer including a first channel region, a first source region, and a first drain region; a third TFT including a third semiconductor layer and a third gate electrode, the third semiconductor layer including a third channel region, a third source region, and a third drain region, wherein a leakage current of the third TFT in an off-state is less than a leakage current of the first TFT in an off-state; and a pixel electrode connected to one of the first source region and the first drain region, wherein the one of the first source region and the first drain region is connected to the third TFT.

Display device

A display apparatus includes: at thin film transistor on a substrate; and a capacitor on the substrate, the capacitor including a first storage electrode and a second storage electrode. The thin film transistor includes: a semiconductor layer on the substrate, including: a channel region in which are disposed: bridged grain lines defined by portions of the semiconductor layer having an amount of a dopant, and semiconductor lines defined by portions of the semiconductor having a dopant amount less than that of the bridged grain lines and forming an interface with the bridged grain lines, and source and drain regions disposed at opposing sides of the channel region; and a gate electrode overlapping the semiconductor layer with a gate insulation film therebetween, the gate electrode including: first gate electrodes corresponding to the semiconductor lines, respectively, and a second gate electrode covering the gate electrodes.

Display apparatus including thin film transistor and method of manufacturing the same

An organic light emitting display device includes a folding part configured to be folded, and a flat part adjacent to the folding part. The folding part includes a first pixel. The flat part includes a second pixel. The first pixel includes a first organic light emitting diode, a first driving transistor and a first control transistor. The first driving transistor includes a first semiconductor pattern. The first control transistor includes a second semiconductor pattern. The second pixel includes a second organic light emitting diode, a second driving transistor and second control transistor. The second driving transistor includes a third semiconductor pattern. The second control transistor includes a fourth semiconductor pattern. At least one of the first or second semiconductor patterns includes an oxide semiconductor or a polycrystalline silicon, and each of the third and fourth semiconductor patterns includes the other of the oxide semiconductor and the polycrystalline silicon.

Organic light emitting display device

A foldable display device and a method of operating the same are disclosed. In one aspect, the foldable display device includes a flexible display panel that is foldable and a heating element that provides heat to a folding portion of the flexible display panel. According to some embodiments, the foldable display device can minimize or prevent exfoliation of a protection film from the folding portion of the flexible display panel, and thus, the quality of a product using the foldable display device can be stabilized.

Foldable display device and method of operating the same

A foldable display apparatus includes a flexible display panel and a case. The flexible display panel includes a protection film, and the case supports the flexible display panel. A folding portion of the protection film includes a curing zone that is hardened more than other areas of the protection film

Foldable display apparatus and method of manufacturing the same

Growing community of inventors

Yongin-si, South Korea

Jaeseob Lee