Samsung Display Co., Ltd.

Samsung Mobile Display Co., Ltd.

Samsung Co., Ltd.

Hyun-Chol Bang

Won Kyu Kwak

Dong Wook Kim

Jin Woo Park

Dong Soo Kim

Ji-Eun Lee

Jun Won Choi

Chang Soo Pyon

Ju-Hee Hyeon

Won-Kyu Kwak

Mi-Sook Suh

Sun-Ja Kwon

Bongwon Lee

Tae-Wook Kang

Sung Hwan Kim

Hun Rae Kim

Sujin Lee

Chul Kyu Kang

Dong Sun Lee

Zail Lhee

Yanghee Kim

Soo Hee Oh

Seung Woo Sung

Seung-Yeon Cho

Jin Su Park

Kwang-Min Kim

Su Jin Kim

Se-Ho Kim

Hae-Yeon Lee

Bong Won Lee

Sam-Il Han

Dae-Hyun Noh

Chang-Soo Pyon

Ju Hee Hyeon

Sang Won Seo

Min-Ho Ko

Wonkyu Kwak

So Young Lee

Jinwoo Park

Dongsoo Kim

Yang-Wan Kim

Dongwook Kim

Hyungjun Park

Joong-Soo Moon

Jeong Woo Park

Young-soo Yoon

Yun-kyeong In

Min-Hee Choi

Taehyoung No

A display device includes signal lines and pixels connected thereto. A first pixel includes a first transistor including a first gate electrode, a first channel region overlapping the first gate electrode, a first source region, and a second drain region facing the first source region, with the first channel region interposed between the first source region and the second drain region. A third transistor includes a third gate electrode, a third channel region overlapping the third gate electrode, a third drain region connected to the first gate electrode, and a third source region facing the third drain region with the third channel region interposed between the third source region and the third drain region. A shielding part overlaps a boundary between the third source region and the third channel region and does not overlap a boundary between the third drain region and the third channel region.

Display device having an emission layer

An organic light emitting diode display includes a lower substrate, a sub-pixel structure, an upper substrate, a sealant, and a first power supply wire. The lower substrate has a display area, a peripheral area, and a pad area. The sub-pixel structure is disposed in the display area on the lower substrate. The upper substrate is disposed on the sub-pixel structure. The sealant is disposed in the peripheral area between the lower substrate and the upper substrate. The first power supply wire is disposed between the lower substrate and the sealant, and overlaps the lower substrate and the sealant. The first power supply wire includes a first protrusion protruding in a first direction that is a direction from the pad area to the display area in the first peripheral area.

Organic light emitting diode display device including a power supply wire

An emissive display device includes a polycrystalline semiconductor including a channel, source region, and drain region of a driving transistor disposed on a substrate. The device includes a gate electrode of the driving transistor overlapping the channel of the driving transistor, an oxide semiconductor including a channel, a source region, and a drain region of a second transistor disposed on the substrate, and a first connection electrode. The first connection electrode includes a first connector electrically connected to the gate electrode of the driving transistor, a second connector electrically connected to a second electrode of the second transistor, and a main body disposed between the first connector and the second connector. The device includes an initialization voltage line disposed on the substrate and applying an initialization voltage. The initialization voltage line surrounds at least a part of the second connector of the first connection electrode.

Emissive display device having reduced stains and crosstalk

A display device includes a substrate including a display area and a non-display area adjacent to the display area, a plurality of pixels disposed on the display area of the substrate, and a switching unit disposed on the non-display area of the substrate, connected to each of the plurality of pixels, and including a plurality of first demultiplexers and a plurality of second demultiplexers having sizes different from sizes of the plurality of first demultiplexers.

Display device

A display device including a display panel including a plurality of transistors and displaying an image on a front surface thereof; and a sensing module on a rear surface of the display panel, wherein the display panel includes a first region that overlaps the sensing module and a second region that does not overlap the sensing module, a W/L ratio of one of the transistors in the first region is greater than a W/L ratio of another of the transistors in the second region, the W/L ratio being obtained by dividing a width of a channel of the transistor by a length of the channel.

Display device having transistors with bent regions and other transistors without bent regions

A display device includes a substrate including a first display area and a second display area. The first display area includes first pixel areas, each including one or more first pixels. The second display area includes second pixel areas including one or more second pixels and a light transmittance area having a higher light transmittance than the second pixel area. The first and second display areas include a common electrode that transmits a constant common voltage. The common electrode in the second display area includes patterned regions that correspond to a first light transmittance area included in the light transmittance area. A thickness of the common electrode in the patterned regions is smaller than a thickness of the common electrode in a region other than the patterned regions or equals zero. The patterned regions and the second pixel areas extend alternately along a first direction in the second display area.

Display device including transmissive display area

A display device includes a display panel including a first region and a second region, and a sensing module on a rear side of the display panel. The first region includes a first pixel area to display an image. The second region includes a second pixel area to display the image and a transmission area to transmit light output by the sensing module. The second region overlaps the sensing module. The second pixel area overlaps a first layer that blocks light output by the sensing module. The transmission area does not overlap the first layer.

A display device includes a first display area including a plurality of first pixel areas and a second display area including a plurality of second pixel areas and a plurality of light transmitting areas. Each of the plurality of first pixel areas includes at least one first pixel to display an image. Each of the plurality of second pixel areas includes at least one second pixel to display the image. The light transmitting area does not include a pixel capable of displaying the image and has higher light transmittance than the second pixel area. In the second display area, at least one of the plurality of light transmitting areas is between two second pixel areas adjacent in a first direction, and at least one of the plurality of light transmitting areas is between two second pixel areas adjacent in a second direction different from the first direction.

A display device includes: scan, control, and emission control signal lines, signals transmitted thereby being different from one another; data and driving voltage lines; a first transistor including a first gate electrode and first source and drain; a second transistor including a second gate electrode connected to a first scan line, a second source connected to a first data line, and a second drain connected to the first source; a light-emitting element; a control transistor including a control gate electrode connected to a first control line and between the driving voltage line and the first source or the light-emitting element and the first drain; and an emission control transistor in series between the light-emitting element and the control transistor, the control transistor and the first transistor, or the driving voltage line and the control transistor, and an emission control gate electrode connected to the emission control signal line.

Display device and driving method thereof

A display device includes a substrate that includes a display area and a pad area, and a plurality of data pads that are provided on the pad area of the substrate and arranged along a first direction and a second direction, where the plurality of data pads includes a first data pad, a second data pad that is disposed adjacent to the first data pad along the first direction, a third data pad that is disposed adjacent to the first data pad along the second direction, and a fourth data pad that is disposed adjacent to the second data pad along the second direction, and the first data pad and the second connection wire are respectively disposed in different layers.

An organic light emitting diode display with improved aperture ratio includes: a substrate; first and second pixels disposed in a first row of the substrate and third and fourth pixels disposed in a second row adjacent to the first row and respectively disposed in the same columns as the first and second pixels; a scan line and a previous scan line applying a scan signal and a previous scan signal, respectively, to the pixel units; a data line and a driving voltage line applying a data signal and a driving voltage, respectively, to the pixel units; and a common initialization voltage line disposed between the first and second pixels and between the third and fourth pixels, commonly connected to the pixel units, and applying an initialization voltage. One common initialization contact hole connected to all pixels units and one initialization voltage line connected to the common initialization contact hole are surrounded by the pixel units.

Organic light emitting diode display

Emissive display device

Growing community of inventors

Seongnam-si, South Korea

Hyun-Chol Bang