Abstract: A display device includes a substrate and a display structure. The substrate has a foldable first region and a second region adjacent to the foldable first region, wherein a folding axis overlaps the foldable first region. The display structure overlaps the substrate and includes a plurality of first pixel electrodes. A minimum distance between the substrate and a top surface of one of the plurality of first pixel electrodes overlapping the foldable first region is defined as a first distance, a minimum distance between the substrate and a top surface of one of the plurality of first pixel electrodes overlapping the second region is defined as a second distance, and the first distance is less than the second distance.

Abstract: The disclosure relates to a display device, including a substrate, a driving structure layer, a display structure layer and a touch layer. The substrate includes a bending area and a main area adjacent to the bending area. The driving structure layer is disposed on the substrate. The driving structure layer includes an insulating structure, and the insulating structure includes a plurality of recesses. The display structure layer is disposed on the driving structure layer. The touch layer is disposed on the driving structure layer. A portion of the touch layer is disposed on the bending area of the substrate. At least a part of the plurality of recesses is disposed on the bending area of the substrate.

Abstract: A display device is provided and includes a supporting substrate, a first flexible substrate, an oxide layer, a first insulating layer, a light emitting unit, and a protective layer. The first flexible substrate is disposed on the supporting substrate, and the oxide layer is disposed on the first flexible substrate. The first insulating layer is disposed on the oxide layer, and in a cross-sectional view, the first insulating layer has at least one opening. The light emitting unit is disposed on the first insulating layer, the protective layer is disposed on the light emitting unit, and at least a portion of the protective layer is disposed in the at least one opening.

Abstract: A display device is provided. The display device includes a supporting film and a flexible substrate disposed on the supporting film. The display device also includes a driving layer disposed on the flexible substrate, and a conductive pad disposed on the driving layer. The display device further includes a light-emitting diode disposed on the conductive pad and electrically connected to the conductive pad, wherein the supporting film has a first hardness, the flexible substrate has a second hardness, and the first hardness is greater than or equal to the second hardness.

Abstract: A display device is provided. The display device includes a substrate, a plurality of signal lines disposed on the substrate, and a plurality of display units disposed on the substrate. At least one of the signal lines includes a main line, a plurality of first branch lines electrically connected to the main line, and a plurality of second branch lines electrically connected to the main line. At least one of the display units includes a plurality of main pads, a plurality of redundant pads, and a light-emitting device electrically connected to the main pads. At least one of the main pads is electrically connected to at least one first branch line, and at least one of the redundant pads is electrically connected to at least one second branch line.

Abstract: A tiled electronic system is disclosed, which includes: a plurality of electronic units including a first electronic unit and a second electronic unit, wherein the second electronic unit is separated from the first electronic unit by a distance in a first direction, wherein the distance is conformed to the following equation (I): d ? 8.75 × 10 - 5 × W ? ? 1 × W ? ? 1 2 ( W ? ? 1 2 + W ? ? 2 2 ) ( I ) wherein d is the distance, W1 is a width of the first electronic unit in the first direction, and W2 is a width of the first electronic unit in a second direction perpendicular to the first direction.

Abstract: An electronic device or a foldable display device includes a flexible substrate and a display layer disposed on the flexible substrate. The display layer includes a first display portion, a second display portion, and a foldable display portion connecting the first display portion and the second display portion. A method of unfolding the foldable display device includes providing a first predetermined angle; sensing a folding angle between the first display portion and the second display portion; comparing the folding angle with the first predetermined angle; changing the folding angle with a first angular velocity when the folding angle is less than the first predetermined angle; and changing the folding angle with a second angular velocity greater than the first angular velocity when the folding angle is equal to or greater than the first predetermined angle.

Abstract: An electronic device is provided. The electronic device includes a first substrate and a second substrate disposed on the first substrate. The first substrate includes a first side, and the first side includes a first portion and a second portion. The second substrate covers the first portion. The first portion is unprocessed and the second portion is processed.

Abstract: A display device is disclosed, which includes: a first substrate having a first hole and a second hole; and a circuit layer disposed at one side of the first substrate, wherein the first hole has a first width, the second hole has a second width, and a ratio of the second width to the first width is within a range between 20 and 4000.

Abstract: A tiled display system is disclosed, which includes: a plurality of display devices; and a controller driving the plurality of display devices to enable each display device to display a sub-frame, all sub-frames being tiled as one frame, wherein the display devices include: a first display device that starts displaying first and a last display device that starts displaying last, the first display device displays the sub-frame at a first time point, the last display device displays the sub-frame at a last time point, and the first time point and the last time point satisfy an equation: 0<(Tn?T1)?(1/H1)×[(N?1)/N], where T1 is the first time point, Tn is the last time point, H1 is a refresh rate of each display device, and N is a number of the display devices. In addition, a display device including a plurality of display panels is also disclosed.

Abstract: A display device includes a substrate, a driving circuit structure and at least one light emitting device. The driving circuit structure is disposed on the substrate and has at least one driving thin film transistor. The at least one light emitting device has a first connecting post and a second connecting post thereby being disposed on the driving circuit structure, and the at least one light emitting device is electrically connected to the at least one driving thin film transistor through the first connecting post. The at least one driving thin film transistor includes a channel layer, and a distance between the first connecting post and the second connecting post is greater than a channel length of the channel layer.

Abstract: A foldable display device includes a flexible substrate and a display layer disposed on the flexible substrate. The display layer includes a first display portion, a second display portion, and a foldable display portion connecting the first display portion and the second display portion. A method of controlling the foldable display device includes providing a predetermined angle; sensing a folding angle between the first display portion and the second display portion; comparing the folding angle with the predetermined angle; providing a first display status of the foldable display device when the folding angle is less than the predetermined angle; and providing a second display status of the foldable display device when the folding angle is equal to or greater than the predetermined angle.

Abstract: A tile display device is provided. The tile display device includes a first tile substrate, the first tile substrate includes a first portion and a second portion. The tile display device also includes a second tile substrate, and the second tile substrate is adjacent to the first portion of the first tile substrate. A plurality of light emitting units disposed on the first tile substrate and the second tile substrate. A unit density of light emitting units of the first portion is defined as a first unit density, a unit density of light emitting units of the second portion is defined as a second unit density, and the first unit density is greater than the second unit density.

Abstract: A foldable electronic device includes an electronic element including a folding line and a cover layer connected to the electronic element through an intermediate layer. The electronic element, the cover layer and the intermediate layer form at least one air gap across the folding line.

Abstract: A display device is provided. The display device includes a substrate having a first surface and a second surface opposite to the first surface. The display device also includes a first conductive layer disposed on the first surface and a second conductive layer disposed on the second surface. The display device further includes a printed circuit board assembly disposed on the second surface and electrically connected to the second conductive layer, a processing unit disposed on and electrically connected to the printed circuit board assembly and a first connective portion at least partially disposed in the substrate and penetrating from the first surface to the second surface. The first conductive layer is electrically connected to the second conductive layer through the first connective portion.

Abstract: A display device is provided. The display device includes a substrate, a plurality of signal lines disposed on the substrate, and a plurality of display units disposed on the substrate. At least one of the signal lines includes a main line, a plurality of first branch lines electrically connected to the main line, and a plurality of second branch lines electrically connected to the main line. At least one of the display units includes a plurality of main pads, a plurality of redundant pads, and a light-emitting device electrically connected to the main pads. At least one of the main pads is electrically connected to at least one first branch line, and at least one of the redundant pads is electrically connected to at least one second branch line.

Abstract: A display device includes a flexible substrate, a display layer and a plurality of bending sensor units. The display layer is disposed on the flexible substrate and includes a plurality of light emitting units. The plurality of bending sensor units are disposed on the display layer, wherein at least one of the plurality of bending sensor units is disposed between and does not overlap at least two adjacent light emitting units of the plurality of light emitting units in a top view of the display device.

Abstract: A display device is provided. The display device includes a substrate and a first metal line and a second metal line disposed on the substrate. The display device includes a first pad and a second pad disposed on the substrate and electrically connected to the first metal line and the second metal line respectively. The display device further includes an electronic device disposed on the first pad and the second pad. The electronic device includes a first connecting post and a second connecting post, wherein a distance between the first connecting post and the second connecting post is in a range from 1 um to 200 um. A portion of the first connecting post is embedded in the first pad and a portion of the second connecting post is embedded in the second pad.

Abstract: A display device is provided. The display device includes a substrate having a first edge and a second edge opposite to the first edge. There is a first distance between the first edge and the second edge. The display device also includes a plurality of light-emitting units disposed on the substrate, and a conductive line disposed on the substrate and electrically connected to at least one of the plurality of light-emitting units. The conductive line includes an undulating edge and has an extending length which is greater than or equal to half of the first distance and is less than or equal to the first distance.

Abstract: An electronic device is disclosed, which includes a substrate including a first through hole; a first connecting element disposed in the first through hole; a first insulating layer disposed on the substrate and including a first via; a semiconductor layer disposed on the first insulating layer; and a first conductive layer disposed on the first insulating layer, wherein the first conductive layer includes a first conductive element extending into the first via to electrically connect the first connecting element and the semiconductor layer.