A display device may include a substrate; transmissive areas spaced apart from each other; an area which includes sub-pixels; an over-coating layer which is disposed on the substrate and includes a base portion and a protrusion on the base portion; and an anode which is disposed in each sub-pixel and covers the base portion and a part of the protrusion. Each sub-pixel may include an emission area and an outer peripheral area which encloses the emission area. The outer peripheral area may include first outer peripheral areas opposite to adjacent other sub-pixels and second outer peripheral areas opposite to adjacent transmissive areas. Trenches may be disposed in the protrusion in the first outer peripheral areas. The anode may be disposed in the trenches in the first outer peripheral areas.

A display device may include a substrate; transmissive areas spaced apart from each other; an area which includes sub-pixels; an over-coating layer which is disposed on the substrate and includes a base portion and a protrusion on the base portion; and an anode which is disposed in each sub-pixel and covers the base portion and a part of the protrusion. Each sub-pixel may include an emission area and an outer peripheral area which encloses the emission area. The outer peripheral area may include first outer peripheral areas opposite to adjacent other sub-pixels and second outer peripheral areas opposite to adjacent transmissive areas. Trenches may be disposed in the protrusion in the first outer peripheral areas. The anode may be disposed in the trenches in the first outer peripheral areas.

Disclosed is a display apparatus capable of selectively controlling a viewing angle and improving optical characteristics. An apparatus includes a pixel array including a pixel circuit and a plurality of subpixels including first and second light emitting elements connected to the pixel circuit. The apparatus includes an encapsulation layer on the pixel array to seal a light emitting element layer. The apparatus includes a touch sensor array including a black matrix, a sensor electrode and a dummy electrode on the encapsulation layer and overlapping the non-emission area of the pixel array. The apparatus includes a light control array on the touch sensor array. The sensor electrode may be disposed in a non-emission area of a first type subpixel among the plurality of subpixels, and the dummy electrode may be disposed in a non-emission area of a second type subpixel and a third type subpixel among the plurality of subpixels.

Disclosed is a display apparatus capable of selectively controlling a viewing angle and improving optical characteristics. An apparatus includes a pixel array including a pixel circuit and a plurality of subpixels including first and second light emitting elements connected to the pixel circuit. The apparatus includes an encapsulation layer on the pixel array to seal a light emitting element layer. The apparatus includes a touch sensor array including a black matrix, a sensor electrode and a dummy electrode on the encapsulation layer and overlapping the non-emission area of the pixel array. The apparatus includes a light control array on the touch sensor array. The sensor electrode may be disposed in a non-emission area of a first type subpixel among the plurality of subpixels, and the dummy electrode may be disposed in a non-emission area of a second type subpixel and a third type subpixel among the plurality of subpixels.

A display backplane and a display device are provided in the application. The display backplane includes light-emitting unit groups arranged in a first direction. Each light-emitting unit group includes first light-emitting units and second light-emitting units arranged alternately in a second direction. Sizes of the first light-emitting units in the first direction are greater than sizes of the second light-emitting units in the first direction, and sizes of the first light-emitting unit in the second direction are less than sizes of the second light-emitting units in the second direction.

A display backplane and a display device are provided in the application. The display backplane includes light-emitting unit groups arranged in a first direction. Each light-emitting unit group includes first light-emitting units and second light-emitting units arranged alternately in a second direction. Sizes of the first light-emitting units in the first direction are greater than sizes of the second light-emitting units in the first direction, and sizes of the first light-emitting unit in the second direction are less than sizes of the second light-emitting units in the second direction.

A display device includes a backplane including a first pixel array region, a second pixel array region, a third pixel array region, and a peripheral circuit region, a first pixel array arranged on the first pixel array region, a first pixel circuit unit arranged on the first pixel array region and configured to drive the first pixel array, a second pixel array arranged on the second pixel array region, a second pixel circuit unit arranged on the second pixel array region and configured to drive the second pixel array, a third pixel array arranged on the third pixel array region, a third pixel circuit unit arranged on the third pixel array region and configured to drive the third pixel array, and a drive circuit unit arranged on the peripheral circuit region.

A display device includes a backplane including a first pixel array region, a second pixel array region, a third pixel array region, and a peripheral circuit region, a first pixel array arranged on the first pixel array region, a first pixel circuit unit arranged on the first pixel array region and configured to drive the first pixel array, a second pixel array arranged on the second pixel array region, a second pixel circuit unit arranged on the second pixel array region and configured to drive the second pixel array, a third pixel array arranged on the third pixel array region, a third pixel circuit unit arranged on the third pixel array region and configured to drive the third pixel array, and a drive circuit unit arranged on the peripheral circuit region.

A lighting system and method of driving an array of micro light emitter (microLED) pixels are disclosed. Each pixel contains a blue sub-pixel configured to emit blue light, a red sub-pixel configured to emit red light, a green sub-pixel configured to emit green light, and a yellow sub-pixel configured to emit yellow light. A processor selects, for each pixel to produce white light, between driving the blue sub-pixel and yellow sub-pixel to produce the white light and driving the blue sub-pixel, the red sub-pixel, the green sub-pixel, and the yellow sub-pixel to produce the white light.

A lighting system and method of driving an array of micro light emitter (microLED) pixels are disclosed. Each pixel contains a blue sub-pixel configured to emit blue light, a red sub-pixel configured to emit red light, a green sub-pixel configured to emit green light, and a yellow sub-pixel configured to emit yellow light. A processor selects, for each pixel to produce white light, between driving the blue sub-pixel and yellow sub-pixel to produce the white light and driving the blue sub-pixel, the red sub-pixel, the green sub-pixel, and the yellow sub-pixel to produce the white light.