Samsung Display Co., Ltd.

Lg Electronics Inc.

Other

Firstface Co., Ltd.

Jaeyong Jang

Sunhwa Lee

Gyungsoon Park

Yujin Lee

Hyunjoon Kim

Dongwoo Kim

Jaekyu Lee

Jangmi Kang

Heejean Park

Jaelark Jung

Chong Chul Chai

Minjae Jeong

Sujin Lee

Kyunghoon Chung

Cheolgon Lee

Bon-yong Koo

Danwon Lim

Sangmin Lee

Hyeongseok Kim

Bon-Yong Koo

Gyung Soon Park

Chulgi Roh

Sunghyun Ki

Geonwoo Kim

Minjoo Kim

Junghae Kim

Jihyun Yoon

Sangeun Bae

Sanghyun Lim

Gyeoungjin Jeon

Soohyun Moon

Donghan Kang

Bonyong Koo

Changkyu Kim

Dongkyun Ha

Seulgi Kim

Jinwoong Jung

A display apparatus includes a light-emitting diode, a driving transistor configured to control a driving current supplied to the light-emitting diode, a compensation transistor connected between a second terminal of the driving transistor and a gate electrode of the driving transistor and configured to compensate for a threshold voltage of the driving transistor, a first connection electrode configured to connect the gate electrode of the driving transistor and a first terminal of the compensation transistor to each other, and a driving voltage line on an insulating layer covering the first connection electrode, covering the gate electrode of the driving transistor, and having an opening overlapping the first connection electrode.

Display apparatus

A display panel includes a substrate including a corner display area including a strip portion between cut portions; and corner pixels in the strip portion and corner pixel circuits which drives the corner pixels, wherein each of the corner pixels includes a first sub-pixel, a second sub-pixel, and a third sub-pixel, and each of the corner pixel circuits includes a first pixel circuit which drives the first sub-pixel, a second pixel circuit which drives the second sub-pixel, and a third pixel circuit which drives the third sub-pixel, and the first pixel circuit, the second pixel circuit, and the third pixel circuit included in an n-th corner pixel circuit in a first direction that is a lengthwise direction of the strip portion are arranged differently from the first pixel circuit, the second pixel circuit, and the third pixel circuit in an (n+1)-th corner pixel circuit.

Display panel and display apparatus including the same

A display panel may include: a substrate including a front display area, a corner display area extending from a corner of the front display area, and a peripheral area outside the corner display area, where the corner display area includes a first corner display area and a second corner display area; a first corner driving circuit positioned in the second corner display area and electrically connected to each of a front pixel arranged in the front display area and a corner pixel arranged in the first corner display area; a second corner driving circuit positioned in the second corner display area, electrically connected to the corner pixel arranged in the first corner display area, and not electrically connected to the front pixel; and a load portion positioned in the peripheral area and electrically connected to the second corner driving circuit.

Display panel having front, side, and corner display areas and display apparatus including the same

A display device may include a display panel, a data driving circuit, and a scan driving circuit which outputs first scan signals and second scan signals. The scan driving circuit includes a plurality of stages. Each of the stages may include a masking circuit outputting a first scan signal to a first output terminal, a driving circuit outputting a second scan signal to a second output terminal, and an auxiliary circuit including an auxiliary transistor which is a normally closed and connected between the masking circuit and the driving circuit.

Display device with improved display quality

A display apparatus includes a pixel part including a plurality of pixels, and a gate driving circuit. Each of the plurality of pixels is driven in one first scan period and one or more second scan periods during one frame in a driving mode driven at a first driving frequency lower than a maximum driving frequency.

A display panel includes a substrate including a display area and a peripheral area around the display area, the display area including a front display area, a corner display area extending from a corner of the front display area, and a middle display area between the front display area and the corner display area, a pixel arranged on the front display area and including a display element, a gate driving circuit arranged on a side of the peripheral area, a data driving circuit arranged on the side on which the gate driving circuit is arranged, a gate line connected to the gate driving circuit and extending to be connected to the pixel, and a data line connected to the data driving circuit and extending to be connected to the pixel.

Display panel and display apparatus

A display panel includes: sub-pixels each including a storage capacitor configured to have a data voltage written thereto; a capacitor node line connected to the storage capacitor of at least one of the sub-pixels; a compensation reference voltage line configured to receive a compensation reference voltage; a first power supply voltage line configured to receive a first power supply voltage; a first connection transistor configured to connect the compensation reference voltage line to the capacitor node line based on an emission signal; and a second connection transistor configured to connect the first power supply voltage line to the capacitor node line based on the emission signal.

Display panel and display device including the same

A scan driver includes stages including an input block to change a first node voltage to a gate on voltage based on an input signal, a second node control block to control second node voltage based on a first clock signal and the first node voltage, a scan output block to output a second clock signal as a scan signal based on the first node voltage, and to output a first gate off voltage as the scan signal based on the second node voltage, a carry output block to output the second clock signal as a carry signal based on the first node voltage, and to output a second gate off voltage different from the first gate off voltage as the carry signal based on the second node voltage, and a first node control block to transfer the carry signal to the first node based on a next carry signal.

Scan driver and display device

A display substrate includes: a pixel circuit including: a switching transistor connected between a first terminal of a compensation capacitor and a data line; and a pixel transistor connected between a second terminal of the compensation capacitor and a first voltage line, the pixel transistor to receive a test voltage; and a test transistor including: a test gate terminal to receive a test signal; a test source terminal electrically connected to the first voltage line; and a test drain terminal electrically connected to the data line.

Display substrate and mother substrate for display substrate

A display apparatus is provided including a display area and a non-display area. The display area includes a display element and the non-display area includes a pad portion. A first thin-film transistor (TFT) is arranged in the display area. The first TFT includes silicon and a first gate electrode. A second TFT is arranged on a first insulating layer covering the first gate electrode and includes an oxide and a second gate electrode. A first voltage line extends in a first direction. A data line is spaced apart from the first voltage line. A connection wire is disposed in the display area and connects the data line to the pad portion. The connection wire includes a first portion extending in the first direction and a second portion extending in a second direction crossing the first direction, and the first portion overlaps the first voltage line.

Display apparatus including a thin-film transistor including a silicon semiconductor and a thin-film transistor including an oxide semiconductor

Display panel including bendable corner display area and display apparatus including the same

A display device includes: a substrate including a first display area, a second display area, and a third display area which are arranged along a row direction; a first pixel row on the substrate, extending in the row direction, and including first pixel circuit portions overlapping the second and third display areas; a second pixel row extending in the row direction and including second pixel circuit portions overlapping the second display area; display elements overlapping the first display area; and bridge lines adjacent to the second pixel circuit row, overlapping the second display area, and connecting the first pixel circuit portions and the display elements.

Display device

A linear compressor includes a compressor body configured to compress a refrigerant. The compressor body includes a cylinder, a discharge valve, a groove, a gas hole, and a flow restrictor. The cylinder receives a piston. The discharge valve is configured to open and close one side of the cylinder and define a compression space for the refrigerant together with the piston. The groove is defined in an outer circumferential surface of the cylinder and into which at least a portion of the refrigerant discharged through the discharge valve is introduced. The gas hole is defined in the groove to pass through the cylinder. The flow restrictor includes twisting wires made of different materials and is disposed to be wound around the groove.

Linear compressor

Growing community of inventors

Seoul, South Korea

Jaeyong Jang