Samsung Display Co., Ltd.

Su Mi Moon

Hyun Min Cho

Yo Han Lee

Sin Chul Kang

Won Sik Oh

Jae Woong Kang

Eun Ju Kim

Dae Hyun Kim

Hee Keun Lee

Tae Jin Kong

Xinxing Li

A display device includes transistors disposed on a substrate, a first protective layer covering the transistors, conductive patterns disposed on the first protective layer, a second protective layer disposed on the conductive patterns, first and second electrodes disposed on the second protective layer, at least one light emitting disposed between the first and second electrodes, and a first contact electrode disposed on the first electrode and contacting an end of at least one light emitting element, and a second contact electrode disposed on the second electrode and contacting another end of the at least one light emitting element. The conductive patterns include first and second conductive patterns respectively overlapping the first and second electrodes. The first electrode is connected to the first conductive pattern. The second protective layer includes an opening hole exposing a portion of the second conductive pattern.

Display device and method for manufacturing the same

A light emitting element includes a first semiconductor layer doped with a first polarity; a second semiconductor layer doped with a second polarity different from the first polarity; an active layer arranged between the first semiconductor layer and the second semiconductor layer, and including a first surface facing the first semiconductor layer and a second surface facing the second semiconductor layer; and a doped layer disposed on the first surface or the second surface of the active layer and having ions of the first polarity or the second polarity.

Light emitting element and display device comprising same

A display device and a manufacturing method of the display device are provided. A display device includes a conductive line disposed on a substrate, a first capacitor electrode disposed on the conductive line and electrically connected to the conductive line, a passivation layer disposed on the first capacitor electrode, a first electrode disposed on the passivation layer and at least partially overlapping the first capacitor electrode in a plan view, a second electrode spaced apart from the first electrode, the second electrode and the first electrode being disposed on a same layer, and light emitting elements disposed between the first electrode and the second electrode.

Display device including light emitting elements between first and second electrodes and method for manufacturing the same

A light emitting element includes an emission stacked pattern and an insulating film. The emission stack pattern includes a first conductive semiconductor layer, an active layer disposed on the first conductive semiconductor layer, and a second conductive semiconductor layer disposed on the active layer. The insulating film surrounds an outer surface of the emission stacked pattern and has a non-uniform thickness.

Light-emitting element, manufacturing method therefor, and display device having light-emitting element

A light-emitting element, a method for manufacturing same, and a display device are provided. The light-emitting element comprises: a first semiconductor layer and a second semiconductor layer; an active layer between the first semiconductor layer and the second semiconductor layer; and an electrode layer on the second semiconductor layer and having a first surface and a second surface facing the first surface, the second surface contacting the second semiconductor layer. The electrode layer includes a first protruding pattern in which at least a partial area of the first surface protrudes.

Light-emitting element, method for manufacturing same, and display device

A display device may include a first sub-pixel including a first light emitting element disposed in a first sub-pixel area of a substrate, a second sub-pixel including a second light emitting element disposed in a second sub-pixel area located in a first direction with respect to the first sub-pixel area of the substrate, a bank layer disposed between the first and second sub-pixels, a first color filter pattern disposed on the first sub-pixel and the bank layer, and a second color filter pattern disposed on the second sub-pixel and the bank layer. The first light emitting element may emit light having a first color. The second light emitting element may emit light having a second color. The first color filter pattern and the second color filter pattern may at least partially overlap each other on the bank layer.

Display device

A display device includes a pixel disposed in a display area; a first line electrically connected to the pixel; and a first control line disposed around the first line. The pixel includes a first electrode and a second electrode spaced apart from each other; at least one intermediate electrode including a first intermediate electrode disposed between the first electrode and the second electrode; light emitting elements electrically connected between a pair of adjacent electrodes among the first electrode, the second electrode, and the at least one intermediate electrode; and a first switching element electrically connected between the first intermediate electrode and the first line, the first switching element being controlled by a signal applied to the first control line.

Display device, and method for manufacturing same

A display device may include: a substrate including a display area and a non-display area; and at least one pixel disposed in the display area, and comprising at least one pixel including an emission area that emits light. The at least one pixel may include: at least one sub-electrode extending in a direction on the substrate; at least one branch electrode extending in a direction and spaced apart from the sub-electrode; a first insulating layer disposed on the at least one sub-electrode and the at least one branch electrode; first electrodes disposed on the first insulating layer and electrically connected with the at least one sub-electrode; second electrodes disposed on the first insulating layer and electrically connected with the at least one branch electrode; and at least one light emitting element aligned between at least one of the first electrodes and at least one of the second electrodes.

Display device and method for manufacturing same

A pixel includes a first light source including at least one first light emitting element between a first split electrode and a second power supply; a second light source unit including at least one second light emitting element between a second split electrode and the second power supply; a driving-current generator including a first transistor between a first power supply and the first and second light source units and generating a driving current corresponding to a first data signal; a first switching unit including a first switching element between the driving-current generator and the first light source; and a second switching unit including a second switching element between the driving-current generator and the second light source unit and controlling an electrical connection between the first and second light source units in response to a second data signal.

Pixel, display device having same and driving method thereof

A display device includes a pixel disposed in a display area. The pixel includes first and second sub-areas; first and second electrodes of a first stage disposed in the first sub-area; first light emitting elements disposed between the first and second electrodes; first and second contact electrodes of the first stage to electrically connect the first light emitting elements between the first and second electrodes; first and second electrodes of a second stage disposed in the second sub-area; second light emitting elements disposed between the first and second electrodes of the second stage; first and second contact electrodes of the second stage to electrically connect the second light emitting elements between the first and second electrodes of the second stage; and a connection electrode to electrically connect the second contact electrode of the first stage with the first contact electrode of the second stage.

Display device and manufacturing method therefor

A display device may include: a base layer including a display area and a non-display area; and a plurality of pixels in the display area, and each including a plurality of sub-pixels each including an emission area configured to emit light and a peripheral area around the emission area. The sub-pixels may include: at least one first electrode and at least one second electrode extending in a direction and spaced apart from each other; and a plurality of light emitting elements between a first electrode of the at least one first electrode and a second electrode of the at least one second electrode and configured to emit light. At least one of the first electrode and the second electrode may include at least two first electrode patterns spaced apart from each other, and coupled by at least one first connection pattern in the emission area.

Display device including electrode patterns coupled by a connection pattern and repair method therefor

A pixel comprising a light emitting unit comprising at least one light emitting element; a pixel circuit for supplying current to the light emitting in response to a data signal; a sensing transistor electrically connected between a data line and a first node that is a common node of the light emitting unit and the pixel circuit; and a control transistor electrically connected between a scanning line and a gate electrode of the sensing transistor.

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Yongin-si, South Korea

Su Mi Moon