Samsung Display Co., Ltd.

Samsung Electronics Co., Ltd.

Samsung Displayco., Ltd.

Seung-Kyu Lee

Won Kyu Kwak

Kwang-Min Kim

Chul-Ho Kim

Ji-Hyun Ka

Tae Hoon Kwon

Jae-Ik Lim

Hae-Young Yun

Dong-Hoon Lee

Won-Sang Park

Jae-Young Lee

Sang-Woo Kim

Ki Myeong Eom

Jae-hyun Kim

Jin-Tae Jeong

Kee-Han Uh

Seung Ji Cha

Kyung-Hoon Kim

Jin-Woo Park

Dong Soo Kim

Tae Hoon Kim

Won-Kyu Kwak

Joo-Hyung Lee

Jin Hee Jeon

Tae-Hoon Kim

Ji-Eun Lee

Youngjin Cho

Jihye Kim

Tae Yong Lee

Hwan-Soo Jang

Ki-Myeong Eom

Ki-Hun Jeong

Yangwan Kim

Jong Won Park

Hyung-Guel Kim

Youn Hak Jeong

Ki Pyo Hong

Jun-Young Lee

Ji Hyun Ka

Hey Jin Shin

Hyun Woong Kim

Chae Han Hyun

Yong-Suk Yeo

Young-Joo Chang

Sung-Eun Cha

Hyunwoong Kim

Byoung Sun Kim

Mi Hae Kim

Han-Sung Bae

Yang-Hwa Choi

Wan Namgung

Ho Jun Lee

Hong Min Yoon

Jongwon Park

Jae Du Noh

Myeong Hee Seo

Chae-Han Hyun

Joong-Soo Moon

Dong-Wook Kim

Ji-Hye Kim

Chi-Woo Kim

Bo-Young An

Jae-Sic Lee

Sungjin Kim

Seon-Hong Ahn

Myoung-sub Jang

Pil Gyu Kang

Huigyeong Yun

Tae-Hoon Kwon

Myeonghee Seo

Sang-Jin Pak

Jong-Woong Park

Sung-wook Kang

Jisu Na

Soo-Guy Rho

Min Woo Byun

Beomjun Kim

Kyung-Min Park

Ji Su Na

Beom Jun Kim

Jin-Suk Park

Geun-Young Jeong

Seung-Gyu Tae

Jung-Yun Kim

Chi-Wook An

Ji-Yeon Yang

Seong-il Park

Youn-Hak Jeong

Doo-Hyung Woo

Gyung-Soon Park

Byeonghoon Cho

Kee-Chan Park

Min-Kyu Woo

Won-kyu Kwak

Min Seong Son

Kee-chan Park

Hyunseong Kang

Jang-Bog Ju

Jin-Ho Oh

Ji-Su Na

A display device includes a display area, a peripheral area, a pad portion, a bending area, a first crack detection circuit, and a first crack detection line. The display area includes pixels and data lines. The peripheral area is disposed outside the display area. The pad portion is disposed in the peripheral area. The bending area is disposed in the peripheral area. The bending area is bendable or in a bent state. The first crack detection circuit is disposed between the display area and the pad portion. The first crack detection circuit includes switches. The first crack detection line includes a first curved portion disposed in the bending area. The first crack detection line is connected between the pad portion and the first crack detection circuit.

Display device

A display apparatus includes a substrate including a display area, a peripheral area surrounding the display area, a function-adding area, of which at least a portion is surrounded by the display area, and a detour area disposed between the display area and the function-adding area. The display apparatus includes a plurality of pixel circuits disposed in the display area. A plurality of driving lines are electrically connected to the pixel circuits and extend in a direction in the display area. A first detour line is disposed in the detour area and is electrically connected to a first driving line. A second detour line is disposed in the detour area. The second detour line is electrically connected to a second driving line and is disposed in a different layer from the first detour line.

Display apparatus and method of manufacturing display apparatus

A display device is provided. The display device may include a substrate, a plurality of pixels, a first data line, a second data line, a defect sensing line, a first input pad, and a static electricity discharge element. The substrate may include a display area and a peripheral area neighboring each other. The plurality of pixels may be positioned on the display area and may include a first pixel and a second pixel. The first data line may be electrically connected to the first pixel. The second data line may be electrically connected to the second pixel and may be electrically isolated from the first data line. The defect sensing line may be positioned on the peripheral area. The first input pad may be electrically connected to the defect sensing line. The static electricity discharge element may be electrically connected through the defect sensing line to the first input pad.

Display device having static electricity discharge element

A display device may include a display panel including a plurality of pixels, a data driver which applies data signals to the display panel, a scan driver including scan stages, which sequentially applies scan signals to the display panel, an emission driver including an emission stage which sequentially applies emission signals to the display panel, and a power supply voltage generator which generates a power supply voltage including high voltages and low voltages, and provides the high voltages having different voltage levels from each other or the low voltages having different voltage levels from each other to at least one selected from the scan stages and the emission stage. The power supply voltage generator generates a first high voltage, a first low voltage, a second high voltage lower than the first high voltage, and a second low voltage higher than the first low voltage based on an input voltage.

Display device and method of operating the same

A display device includes a substrate includes a display area having a plurality of pixels, a pad area including a plurality of input pads, and a circuit area positioned between the pad area and the display area; a crack sensor having a first end and a second end, the first end being connected to a first input pad of the plurality of input pads; a first shorting element extending through the pad area, the first shorting element being connected to the second end and extending to an edge of the substrate; a plurality of data lines connected to the plurality of pixels; and a crack sensing circuit including a first switching element having an input terminal connected to the first end and an output terminal connected to a first data line of the plurality of data lines, and a second switching element having an input terminal connected to the second end and an output terminal connected to a second data line of the plurality of data lines.

A display panel includes: a display including pixel columns electrically connected to data lines; a non-display area adjacent the display; a test circuit configured to receive a lighting test signal passing through at least a portion of the non-display area and to transfer the lighting test signal to the data lines in response to a test control signal; and a switch configured to receive a data signal from an external component and to transfer the data signal to the data lines in response to a switching signal.

Display panel and method of testing the same

Provided is pixel including a first transistor including a first drain region electrically connected to a light emitting diode, a first gate electrode, a first channel region overlapping the first gate electrode, and a first source region, a first sub-transistor including a first sub-gate electrode, a first sub-channel region overlapping the first sub-gate electrode, a first sub-drain region connected to the first gate electrode, and a first sub-source region, a second sub-transistor including a second sub-gate electrode, a second sub-channel region overlapping the second sub-gate electrode, a second sub-drain region connected to the first sub-source region, and a second sub-source region, and a shielding pattern overlapping the first sub-source region and the second sub-drain region and not overlapping the first sub-channel region, wherein a width of the first sub-channel region is greater than a width of the second sub-channel region.

Pixel and organic light emitting display device including the same

An organic light-emitting diode display is disclosed. In one aspect, the display includes a scan line formed over a substrate, a data line formed over the substrate, and a driving voltage line configured to receive a driving voltage. The data line and driving voltage line cross the scan line and are electrically insulated from the scan line. A switching transistor is electrically connected to the scan line and the data line and includes a switching drain electrode. A driving transistor includes a driving source electrode electrically connected to the switching drain electrode and a driving gate electrode including a first storage electrode. A storage line includes a second storage electrode overlapping the first storage electrode. An OLED is electrically connected to the driving transistor, the second storage electrode including an extension at least partially overlapping the data line.

Organic light-emitting diode display

A display device includes a substrate having a first region in which an image is displayed, a second region in which an image is not displayed, and a bending region connecting the first region and the second region. The bending region is configured to bend along a bending axis which extends in a first direction. A plurality of pad terminals is disposed within the second region. A first width of the bending region, measured along the first direction, is narrower than a second width of the second region, measured along the first direction.

Display device having a bending region

A display device including: a substrate including a display area for displaying an image and a non-display area positioned at a periphery of the display area; a plurality of pixels positioned at the display area; a plurality of data lines connected with the plurality of pixels; and a crack detecting line positioned at the non-display area, wherein the crack detecting line includes: a plurality of unit connectors extending in a first direction, wherein the first direction is parallel to an extending direction of a side of the substrate nearest to the unit connectors; and a plurality of wiring portion units connected to each other through the plurality of unit connectors, wherein the number of wiring portion units is an even number.

Display device including a crack detecting line

A display includes a plurality of pixels in a non-quadrangular display area and a plurality of first driving circuits and a plurality of second driving circuits in a peripheral area of the display area. Each of the pixels is connected to a first signal line in a first direction and a second signal line in a second direction crossing the first direction. Each of the first driving circuits outputs a first signal to the first signal line of a corresponding one of the pixels. Each of the second driving circuits outputs a second signal to the second signal line of a corresponding one of the pixels. The number of second driving circuits between neighboring first driving circuits is different depending on a position in the peripheral area.

Non-quadrangular display

A display device includes a display panel including a pixel connected to scan lines and a data line, a scan driving circuit, a data driving circuit, and a driving controller that controls the scan driving circuit and the data driving circuit. The pixel includes a light-emitting diode and an initialization transistor connected between a first initialization voltage line and a first electrode of the light-emitting diode and including a gate electrode connected to a first scan line among the scan lines. A first scan signal provided to the first scan line during a blank period has an active level during a predetermined initialization time duration, and the predetermined initialization time duration is set to a time duration corresponding to a luminance characteristic of the display panel.

Growing community of inventors

Asan-si, South Korea

Seung-Kyu Lee