Samsung Display Co., Ltd.

Eungtaek Kim

Seongbaik Chu

Seongmin Wang

Jina Lee

Elly Gil

Joohyeon Jo

Young-In Hwang

Sungho Kim

Yongho Yang

Youngin Hwang

Young-in Hwang

Hwangsup Shin

A display device includes: a first electrode layer; a semiconductor layer including a source region, a drain region, and a channel region, wherein at least a portion of the source region or the drain region overlaps the first electrode layer; a second electrode layer arranged adjacent to the channel region; a third electrode layer overlapping the second electrode layer and at least a portion of the source region or the drain region; and a power line electrically connected to the first electrode layer and the third electrode layer.

Display device having power line electrically connected to electrode layers located above and below transistor

An organic light emitting display device includes a substrate, a light emitting diode, a first transistor controlling a driving current of the light emitting diode, a second transistor including a second drain electrode connected to a first source electrode of the first transistor, a second gate electrode, a second channel overlapped with the second gate electrode when viewed in a plan view, a second source electrode facing the second drain electrode with the second channel interposed therebetween, and a lower gate electrode, and a plurality of driving voltage lines transmitting a first driving voltage. The lower gate electrode of the second transistor is overlapped with the second channel when viewed in a plan view, and the lower gate electrode is electrically connected to a corresponding driving voltage line among the driving voltage lines.

Organic light emitting display device

A display device includes a substrate including a display area and a non-display area around the display area. A pixel is disposed on the display area. A first dam is disposed on the non-display area. The first dam includes a first sub-dam and a second sub-dam disposed on the first sub-dam. A first power line is disposed on the non-display area and passes between the first sub-dam and the second sub-dam. The first power line is connected to the pixel. A bridge pattern is disposed under the first sub-dam. The bridge pattern is connected to the first power line.

Display device with power line in dam and bridge pattern under dam

A display panel of an OLED display device includes a first OLED disposed in a first sub-pixel region, a second OLED disposed in a second sub-pixel region adjacent to the first sub-pixel region in a row direction, a third OLED disposed in a third sub-pixel region adjacent to the first sub-pixel region in a column direction, a fourth OLED disposed in a fourth sub-pixel region adjacent to the second sub-pixel region in the column direction and adjacent to the third sub-pixel region in the row direction, a first sub-pixel circuit disposed in the first sub-pixel region and a fourth sub-pixel circuit disposed in the fourth sub-pixel region, both configured to drive the first OLED, a second sub-pixel circuit disposed in the second sub-pixel region, and configured to drive the fourth OLED, a third sub-pixel circuit disposed in the third sub-pixel region, and configured to drive the third OLED.

Display panel of an organic light emitting diode display device having a pentile pixel structure

Growing community of inventors

Hwaseong-si, South Korea

Eungtaek Kim