A display device includes a substrate including a display area in which pixels are located, and a non-display area, first and second electrodes in the display area and spaced from each other, light emitting elements between the first and second electrodes, connection electrodes electrically connected to the light emitting elements, a fan-out line electrically connected to the pixels in the non-display area, a first pad electrode on the fan-out line, a pad connection electrode on the fan-out line and the first pad electrode, and electrically connecting the fan-out line and the first pad electrode, and a second pad electrode at a same layer as at least one of the connection electrodes, and contacting the first pad electrode.

Embodiments of the present disclosure include apparatuses and method for a stacked light emitting diode (LED) display. A stacked LED display can include a first array of LEDs that are configured to emit red light, a second array of LEDs that are configured to emit green light, and a third array of LEDs that are configured to emit blue light. The stacked LED hologram display can include a number of actuators configured to adjust a position of a first array of LEDs in a first direction and a second direction orthogonal to the first direction, adjust a position of a second array of LEDs in the first direction and the second direction, and adjust a position of a third array of LEDs in the first direction and the second direction to control the packing scheme of the LEDs.

The present disclosure provides an electronic package. The electronic package includes a substrate, a first electronic component, an encapsulant, and a shielding layer. The substrate has a first upper surface, a second upper surface, and a first lateral surface extending between the first upper surface and the second upper surface. The first electronic component is disposed on the substrate. The encapsulant coves the first electronic component and the first lateral surface of the substrate. The shielding layer covers the encapsulant. The shielding layer is spaced apart from the first lateral surface of the substrate.

A stretchable display module includes a conductive substrate and a plurality of pixel units. The conductive substrate includes a substrate and a circuit layer formed on the substrate. The substrate has a plurality of predetermined areas, and the circuit layer defines a conductive contact group and at least one elastic wire structure connected to the conductive contact group in each of the predetermined areas. The at least one elastic wire structure has at least one patterned wire segment, and a stretch rate thereof along a length direction of the substrate is from 0% to 60%. The pixel units are respectively located in the predetermined areas, and each of the pixel units is bonded to the conductive contact group in the corresponding one of the predetermined areas.

A display device includes a silicon wafer including digital circuits, a micro-light emitting diode (micro-LED) wafer including an array of micro-LEDs, and an indium-gallium-zinc-oxide (IGZO) layer between the silicon wafer and the micro-LED wafer and including analog circuits. The digital circuits are characterized by a first operating supply voltage and are configured to generate digital control signals based on digital display data of an image frame. The analog circuits are characterized by a second operating supply voltage higher than the first operating supply voltage. The analog circuits includes analog storage devices configured to storing analog signals, and transistors controlled by the digital control signals and the analog signals to generate drive currents for driving the array of micro-LEDs. The digital circuits on the silicon wafer or the analog circuits in the IGZO layer include level-shifting circuits at interfaces between the digital circuits and the analog circuits.

A display device includes a display module and a light-shielding structure. The display module has a substrate, a plurality of photoelectric units and a protective layer. The substrate defines with a first surface and a second surface. The photoelectric units are arranged on the first surface of the substrate, and each photoelectric unit has at least one photoelectric element. The protective layer is arranged on the first surface of the substrate and is filled between the photoelectric elements. The light-shielding structure is arranged on and connected to the protective layer. The light-shielding structure has a light-shielding layer including light-absorption materials and a plurality of windows defined in the light-shielding layer. The windows respectively correspond to the photoelectric units, and the photoelectric units are viewed through the corresponding windows in the direction perpendicular to the first surface of the substrate.

A method and device for automatic film expansion and a storage medium are provided. The method includes the following. Perform overall stretching on an expanded film. An interval between each two adjacent LED wafers on the expanded film is monitored in real time. When an interval between two adjacent LED wafers on the expanded film is greater than or equal to a preset target interval, stop performing overall stretching, and search the expanded film for a local region where an absolute difference between an interval between two adjacent LED wafers and the preset target interval is greater than a preset error threshold. When the local region exists on the expanded film, perform local stretching on the local region until an absolute difference between an interval between each two adjacent LED wafers in the local region and the preset target interval is less than or equal to the preset error threshold.

A light-emitting device, includes a substrate with a top surface; a first light-emitting structure unit and a second light-emitting structure unit separately formed on the top surface and adjacent to each other, and wherein the first light-emitting structure unit includes a first sidewall and a second sidewall; a trench between the first and the second light-emitting structure units; and an electrical connection arranged on the first sidewall and the second light-emitting structure unit, and electrically connecting the first light-emitting structure unit and the second light-emitting structure unit; wherein the first sidewall connects to the top surface; wherein the first sidewall faces the second light-emitting structure units, and the second sidewall is not between the first light-emitting structure unit and the second light-emitting structure unit; and wherein the second sidewall is steeper than the first sidewall.

Disclosed is a display device. The display device includes a display panel having a base layer, a circuit element layer disposed on the base layer, a display panel including a plurality of first pixels disposed in a first display area, and a plurality of second pixels disposed in a second display area adjacent to the first display area. The display device further includes a gate driver disposed in the second display area of the display panel and configured to drive the first and second pixels and a diffraction pattern layer including a plurality of second diffraction patterns disposed on the second pixels.

A light emitting device comprises a light emitting substrate with a plurality of light emitting elements, a luminance equalizer sheet provided opposite the light emitting substrate and having a plurality of through holes for transmitting light irradiated from the light emitting elements; and a holding member having a first holding surface that supports the light emitting substrate and has a first engagement portion that is engaged with the first emitting substrate, and a second holding surface that supports at least an edge portion of the luminance equalizer sheet and has a second engagement portion that is engaged with the edge portion of the luminance equalizer sheet, the first engagement portion and the second engagement portion being aligned with respect to each other on a predetermined plane, and a distance between the first holding surface and the second holding surface increasing or decreasing as moving away from the predetermined plane.