Samsung Display Co., Ltd.

Samsung Displayco., Ltd.

Yongsung Park

Jieun Choi

Dae-Hyun Noh

Seungbin Lee

Minwoo Byun

Minsu Lee

Deok-Young Choi

Keonwoo Kim

Youngin Hwang

Sungwoo Jung

Jihye Kong

Nam-Hyun Kim

Inho Choi

Youngjin Cho

Taehoon Yang

Donghyun Lee

Zail Lhee

Jeong Won Kim

Sungin Ro

Youhan Moon

Wonjang Ki

Junghun Yi

Soonmyung Hong

DeokHoi Kim

Soomin Lee

Chang Yong Lee

Richard James

A display panel includes a shielding layer overlapped with a semiconductor layer of a transistor connected between a data line and a driving transistor.

Display panel

A display panel includes a base layer including a display area and a non-display area, a repair circuit disposed in the non-display area, a pixel disposed in the display area and including a pixel circuit and a light emitting element electrically connected to the pixel circuit, and a repair line electrically connecting the repair circuit to the pixel. The pixel circuit includes a silicon transistor including a silicon semiconductor pattern and a first gate disposed on the silicon semiconductor pattern, an oxide transistor including a light shielding pattern disposed on the first gate and disposed on the same layer as the repair line, an oxide semiconductor pattern disposed on the light shielding pattern, and a second gate disposed on the oxide semiconductor pattern, and a bridge electrode electrically connected to the light emitting element and the silicon transistor.

Display panel with a repair circuit

A display device includes: a light emitting element; a first driving transistor between a first node and the light emitting element; a second driving transistor between the first node and the light emitting element; a switching transistor between a data line and the first node; a first compensation transistor between a first control electrode of the first driving transistor and a second node, and configured to receive a first compensation scan signal; a second compensation transistor between a second control electrode of the second driving transistor and the second node, and configured to receive a second compensation scan signal; a first initialization transistor between the first control electrode of the first driving transistor and a first initialization voltage line; and a second initialization transistor between the second control electrode of the second driving transistor and a second initialization voltage line.

Display device

A display device includes a plurality of pixels, a dummy pixel, and a repair line, wherein the plurality of pixels may include a first subpixel including a first pixel circuit connected with a first initialization voltage line through which a first initialization voltage is provided, and a first light emitting element, and a second subpixel including a second pixel circuit connected with a second initialization voltage line through which a second initialization voltage different from the first initialization voltage is provided, and a second light emitting element, wherein the dummy pixel may include a first transistor connectable with the repair line and connected with the first initialization voltage line, a second transistor connectable with the repair line and connected with the second initialization voltage line, and a dummy pixel circuit connectable with the repair line.

Display device and display device repair method

A pixel includes an organic light emitting diode including an anode electrode and a cathode electrode; a driving transistor including an input electrode connected to a first node (FN), a control electrode connected to a second node, and an output electrode connected to a third node; a switching transistor to apply a data signal to the FN in response to a scan signal in a second period; a first initialization transistor to apply a first initialization voltage to the second node in response to an initialization control signal in a first period (FP); a second initialization transistor to apply a second initialization voltage having a voltage level different from the first initialization voltage to the anode electrode in response to the initialization control signal in the FP; and an on-bias transistor to apply a first driving voltage to the FN in response to an on-bias control signal in the FP.

Pixel and organic light emitting display device having the same

A display device includes: a substrate including a plurality of pixel areas and a non-pixel area at least partially surrounding each of the pixel areas; an element layer disposed on the substrate; a pixel defining film disposed on the element layer, wherein the pixel defining film includes first openings and a second opening, wherein the first openings overlap the plurality of pixel areas, and the second opening overlaps the non-pixel area and extends along the plurality of pixel areas; a plurality of light emitting elements disposed in the first openings; a sealing layer disposed on the element layer to cover the light emitting elements and the pixel defining film; and an input sensing part overlapping the second opening and disposed on the sealing layer.

An electronic apparatus including a base substrate that includes an active area and a peripheral area adjacent to the active area, a plurality of pixels that are disposed in the active area, a plurality of pads that are disposed in the peripheral area, fan-out lines that are disposed in the peripheral area and connect the pixels and the pads, and an anti-reflection layer that includes an active portion and a peripheral portion. The active portion overlaps the active area and includes a plurality of color patterns respectively overlapping the pixels, and the peripheral portion overlaps the peripheral area. The anti-reflection layer overlaps at least a part of the fan-out lines.

Electronic display apparatus to mitigate visibility of terminal wiring in non-display area

Pixel and organic light emitting display device including the same

Provided is a display device, including a display panel. An input sensing panel is disposed on the display panel. The input sensing panel includes a plurality of first sensor units arranged along a first direction. A first connection unit is configured to connect the first sensor units. A plurality of second sensor units are arranged along a second direction crossing the first direction. A second connection unit is configured to connect the second sensor units. A first insulation layer is disposed between the first connection unit and the second connection unit. A second insulation layer covers the first insulation layer. A plurality of holes is provided on an upper surface of the second insulation layer, and a thickness of the second insulation layer is greater than a depth of each of the plurality of holes.

Input sensing panel including a plurality of holes and a display device having the same

A display device includes a base layer a base layer in which a display area and a non-display area adjacent to the display area are defined, the display area including a first display area and a second display area, a plurality of pixels disposed in the display area, a scan driving circuit which is disposed in the non-display area, receives a reference voltage from an outside, and outputs a scan signal to the pixels, a first compensation electrode which is disposed in the non-display area and receives the reference voltage, and a first compensation wiring electrically connected to pixels disposed in the second display area among the plurality of pixels, and extending to the non-display area and overlapping the first compensation electrode in a plan view.

A display device includes a display panel including a plurality of pixels, and a panel driver that generates a scan signal, a global signal, and data signals, and provides first and second power supply voltages to the display panel. Each pixel includes a first transistor between one of data line and a first node, the first transistor receiving the scan signal at a gate of the first transistor, a second transistor to transfer the first power supply voltage in response to the global signal, a driving transistor between the second transistor and a second node, the driving transistor having a gate connected to the first node, an organic light emitting diode between the second node and the second power supply voltage, and a storage capacitor between the first node and the second node. The driving transistor and the second transistor are different ones of P-type and N-type transistors.

Display device using a simultaneous emission driving method and pixel included in the display device

A pixel circuit and a display apparatus. The pixel circuit includes a first transistor configured to output a driving current corresponding to a data voltage to an output node, an OLED connected to the output node and configured to emit light according to the driving current output from the first transistor, a storage capacitor coupled to the first transistor and configured to store the data voltage, a second transistor configured to receive a reference voltage from the first transistor during a first time section, configured to diode-connect the first transistor, and configured to compensate for a threshold voltage of the first transistor, and a third transistor configured to diode-connect the first transistor during a second time section, configured to receive the data voltage through the first transistor for which the threshold voltage of the first transistor is compensated, and configured to transfer the data voltage to the storage capacitor.

Pixel circuit and display apparatus including the pixel circuit

An organic light-emitting display apparatus includes: a pixel coupled to a scan line, a data line, a control line, and a power line, the pixel comprising an organic light-emitting diode configured to emit light in response to a data voltage; and a power supply unit configured to apply power source voltages of different levels during one frame period, wherein the pixel is configured to increase an anode voltage of the organic light-emitting diode in a scan period when the data voltage is inputted.

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Seoul, South Korea

Yongsung Park