Samsung Display Co., Ltd.

Hyundai Motor Company

Samsung Sdi Co., Inc.

Wonjun Lee

Cholho Kim

Gunwoo Yang

Mihyeon Jo

Soo Hyung Woo

Jin Kook Kong

Young Hong Kwak

Byong Young Choi

Gichang Lee

Jinjoo Ha

Hyunwoo Lee

Sangwon Byun

Joosun Yoon

Jei Choon Yang

Kiwan Ahn

Waljun Kim

Sehyun Lee

Eunje Jang

Seungho Kwak

Hyunbae Park

Hongbo Kim

Yoonjung Chai

Younhak Jeong

Kilyoung Lee

Junhyeong Kim

An apparatus for manufacturing a display device includes: a display panel comprising a display area, an adjacent area surrounding the display area, and a bending area extending from one side of the adjacent area; a stage on which the display panel is located; a first applicator configured to discharge a first material to the bending area of the display panel; and a second applicator configured to discharge a second material to the adjacent area of the display panel, the second material being different from the first material, wherein a position of at least one of the first applicator or the second applicator is changeable in a first direction.

Apparatus for manufacturing display device and method of manufacturing display device

A pixel circuit comprises a light emitting element, a first transistor providing a driving current to the light emitting element, a first capacitor including a first electrode connected to a first electrode of the first transistor and a second electrode connected to a gate electrode of the first transistor, a second capacitor including a first electrode connected to the gate electrode of the first transistor and a second electrode connected to a second electrode of the first transistor, a second transistor providing a data voltage to a first electrode of a third capacitor in response to a first write gate signal, a third capacitor including a second electrode connected to the gate electrode of the first transistor, and a third transistor providing the data voltage to the gate electrode of the first transistor in response to a second write gate signal.

Pixel circuit having transistors with back gate electrodes receiving power supply voltage and display device including the same

A display device includes a plurality of pixels, each of which includes a light emitting element and a pixel driving circuit and a plurality of sensors, each of which includes a light receiving element and a sensor driving circuit. The sensor driving circuit includes a first reset transistor, a second reset transistor, a sensing capacitor, an amplification transistor, and an output transistor. The first reset transistor includes a first electrode receiving a reset voltage, a second electrode connected to a first sensing node, and a third electrode receiving a reset control signal. The second reset transistor includes a first electrode receiving the reset voltage, a second electrode connected to a second sensing node, and a third electrode receiving the reset control signal. The sensing capacitor is positioned between the first sensing node and the second sensing node.

Display device

A pixel including: a light emitting element; a first transistor including a first electrode, a second electrode electrically connected to the light emitting element, a gate electrode, and a body electrode; a second transistor connected between a first driving voltage line for receiving a first driving voltage and the first electrode of the first transistor and including a gate electrode for receiving a first emission control signal; a first circuit which provides a reference voltage to the gate electrode of the first transistor in response to a first scan signal and a second scan signal; and

Pixel, a display device and an operating method of the pixel

A display apparatus includes: a first pixel, a second pixel, and a third pixel respectively configured to emit different colors; a first partition wall on a first light-emitting device of the first pixel; and a first color conversion layer corresponding to an emission area of the first pixel. The first partition wall has a first opening corresponding to the first light-emitting device and a first concave portion spaced apart from the first opening in a plan view. The first color conversion layer includes first quantum dots configured to convert incident light into first color light.

Display apparatus including concave portion

A display apparatus includes a sensor layer including sensors; a pixel layer disposed on the sensor layer and including pixel areas and pixels in the pixel areas; and an opaque layer disposed between the sensor layer and the pixel layer and having holes corresponding to light-transmitting areas of pixel areas in which pixels that emit light of a specific color are disposed.

Display apparatus

A pixel of a light emitting display device includes: a switching transistor which transfers a data voltage in response to a gate writing signal, a storage capacitor which stores a storage voltage, a driving transistor which generates a driving current based on the storage voltage stored in the storage capacitor, an emission transistor which selectively forms a path of the driving current in response to an emission signal, a light emitting diode which emits light based on the driving current, and a diode initialization transistor which transfers an initialization voltage to the light emitting diode in response to the emission signal. The storage voltage corresponds to a value obtained by subtracting a threshold voltage of the driving transistor from the data voltage.

Pixel of light emitting display device, and light emitting display device

A light emitting display device includes: a first switch connected between a data line and a first node and including a gate connected to a first scan line; a second switch connected between a first driving power line and a second node and including a gate electrode connected to the first node; a first capacitor connected between the first node and the second node; a light emitting element connected between the second node and a second driving power line; a scan driver applying a first A-scan signal and a first B-scan signal during different times to the first scan line; a data driver applying a first initialization signal and a data signal to the data line at different times; and a power supply portion applying a first driving voltage, a second driving voltage, and a third driving voltage to the first driving power line at different times.

Light emitting display device

A rechargeable battery includes an electrode assembly in a case, and a cap assembly coupled to the case, the cap assembly having a cap plate sealing the case, the cap plate including a short-circuit hole and a conductive groove surrounding the short-circuit hole, an inversion plate in the conductive groove of the cap plate, a connection plate covering the short-circuit hole of the cap plate, and a short-circuit member between the connection plate and the inversion plate, the short-circuit member at least partially passing through the short-circuit hole and contacting the connection plate.

Rechargeable battery

A display device may include a display panel including a first pixel and a second pixel. The first pixel may include a first pixel electrode and a first pixel circuit, and the second pixel may be disposed adjacent to the first pixel and may include a second pixel electrode and a second pixel circuit. The first pixel electrode may include a first electrode including a first side and a second side extending in a first direction, a first connection electrode connected to the first electrode and electrically connected to the first pixel circuit, first branch electrodes extended from the first side in a second direction away from the first connection electrode, and second branch electrodes extended from the second side in a third direction away from the first connection electrode.

A display apparatus includes a voltage generator which generates an initial controlling signal which comprises a high voltage, a middle voltage and a low voltage, where the initial controlling signal swings from the middle voltage to the low voltage after a plurality of gate signals is simultaneously dropped from a high voltage to a low voltage thereof.

Display apparatus and method of driving the same

A rechargeable battery includes fuses inside and outside a cell, thereby improving safety by preventing abnormal breakdown from occurring in the cell due to an electric short circuit. The rechargeable battery includes an electrode assembly including a first electrode plate, a second electrode plate and a separator between the first electrode plate and the second electrode plate, a case accommodating the electrode assembly, and a first electrode terminal and a second electrode terminal electrically connected to the first electrode plate and the second electrode plate and protruding to the outside of the case. One of the first electrode terminal and the second electrode terminal includes a fuse part.

An electro-hydraulic variable valve lift apparatus may include an hydraulic pump body installed in an engine, a piston provided to reciprocate within the hydraulic pump body and forming an hydraulic pump chamber together with the hydraulic pump body, an hydraulic pump cam disposed to be in contact with the piston and enabling the piston to reciprocate according to a rotation thereof, a retainer provided to be slidable along the piston between the piston and the engine and forming a retainer chamber with the engine, a retainer spring elastically supporting the retainer, an oil control valve allowing the hydraulic pump chamber and the retainer chamber to selectively communicate with each other, a valve opening and closing unit communicating with the hydraulic pump chamber and opened or closed according to oil pressure supplied from the hydraulic pump chamber.

Growing community of inventors

Hwaseong-si, South Korea

Wonjun Lee