Electronic device
A display device includes a patterned substrate, a plurality of light emitting unit, a first insulating layer and a sensing layer. The patterned substrate has a plurality of island structures and a plurality of bridge structures, and at least one bridge structure connects two adjacent island structures. At least one light emitting unit is disposed on one of the two adjacent island structures. The first insulating layer is disposed on the light emitting units. The sensing layer is disposed on the first insulating layer and has a mesh unit, the mesh unit has a mesh frame and an opening, and the at least one light emitting unit is disposed in the opening.
1 . A display device, comprising:
a patterned substrate having a plurality of island structures and a plurality of bridge structures, wherein at least one of the bridge structures connects two adjacent ones of the island structures;
a plurality of light emitting units, wherein at least one of the light emitting units is disposed on one of the two adjacent ones of the island structures;
a first insulating layer disposed on the light emitting units; and
a sensing layer disposed on the first insulating layer and having a mesh unit, wherein the mesh unit has a mesh frame and an opening, and the at least one of the light emitting units is disposed in the opening;
wherein the sensing layer has a first part corresponding to the one of the two adjacent ones of the island structures and a second part corresponding to the at least one of the bridge structures, and a first height between the first part of the sensing layer and the one of the two adjacent ones of the island structures is greater than a second height between the second part of the sensing layer and the at least one of the bridge structures.
2 . The display device of claim 1 , wherein the first insulating layer has a first part corresponding to the one of the two adjacent ones of the island structures and a second part corresponding to another one of the two adjacent ones of the island structures, and the second part of the first insulating layer is separated from the first part of the first insulating layer.
3 . The display device of claim 2 , wherein the mesh frame is disposed outside the first part of the first insulating layer.
4 . The display device of claim 2 , wherein the mesh frame overlaps the first part of the first insulating layer.
5 . The display device of claim 1 , wherein a difference between the first height and the second height is greater than or equal to 10 micrometers and less than or equal to 20 um.
6 . The display device of claim 1 , wherein a ratio of the second height to the first height is greater than or equal to 0.1 and less than or equal to 0.6.
7 . The display device of claim 1 , wherein the first part of the sensing layer has a first thickness and the second part of the sensing layer has a second thickness, and the first thickness is greater than the second thickness.
8 . The display device of claim 1 , wherein the first part of the sensing layer has a first width and the second part of the sensing layer has a second width, and the first width is greater than the second width.
9 . The display device of claim 1 , further comprising a dam disposed on the one of the two adjacent ones of the island structures, wherein the sensing layer has a third part corresponding to the one of the two adjacent ones of the island structures;
wherein in a top view of the display device, the first part of the sensing layer is disposed between the at least one of the light emitting units and the dam, and the third part of the sensing layer is disposed between the dam and the at least one of the bridge structures; and
wherein a third height between the third part of the sensing layer and the one of the two adjacent ones of the island structures is greater than the second height and less than the first height.
10 . The display device of claim 1 , further comprising a dam corresponding to one of the two adjacent ones of the island structures, wherein the sensing layer overlaps the dam.
11 . The display device of claim 10 , wherein a distance between an edge of the dam and an edge of the one of the two adjacent ones of the island structures is greater than 0 micrometers.
12 . The display device of claim 11 , wherein the distance is greater than or equal to 1 micrometer and less than or equal to 20 micrometers.
13 . The display device of claim 1 , further comprising:
a second insulating layer having a first part and a second part, wherein the first part of the second insulating layer is disposed between the one of the two adjacent ones of the island structures and the first insulating layer, and the second part of the second insulating layer is disposed on another one of the two adjacent ones of the island structures;
a first recess separating the first part of the second insulating layer and the second part of the second insulating layer; and
a second recess disposed in the second insulating layer, wherein a slope of the first recess is different from a slope of the second recess.
14 . The display device of claim 13 , wherein the second insulating layer is a pixel defining layer.
15 . The display device of claim 1 , wherein the at least one of the bridge structures is stretchable.
16 . The display device of claim 1 , wherein a thickness of the at least one of the bridge structures is less than a thickness of the one of the two adjacent ones of the island structure.