Abstract: An electronic device able to be operated with a first state and a second state includes a substrate and electronic units. In a top view, the substrate has a first area in the first state and a second area in the second state, and the second area is greater than the first area. The electronic units are disposed on the substrate. The number of the electronic units being in a mode of ON in the second state is greater than that in the first state. The electronic device has a PPA_1 that is defined as a number of the electronic units being in the mode of ON per unit area of the substrate while in the first state, and a PPA_2 that is defined as a number of the electronic units being in the mode of ON per unit area of the substrate while in the second state, 1.5×PPA_1?PPA_2?0.5×PPA_1.

Abstract: A method of forming a semiconductor device includes forming a first interconnect structure over a carrier; forming a thermal dissipation block over the carrier; forming metal posts over the first interconnect structure; attaching a first integrated circuit die over the first interconnect structure and the thermal dissipation block; removing the carrier; attaching a semiconductor package to the first interconnect structure and the thermal dissipation block using first electrical connectors and thermal dissipation connectors; and forming external electrical connectors, the external electrical connectors being configured to transmit each external electrical connection into the semiconductor device, the thermal dissipation block being electrically isolated from each external electrical connection.

Abstract: A display device includes a display panel including a rollable portion and a non-rollable portion. The display panel includes a supporting structure including a groove disposed on a first side of the supporting structure, a substrate disposed on a second side of the supporting structure and the first side opposite to the second side, and a circuit board fixed onto a back of the display panel. The non-rollable portion has a first region. A first region of the circuit board is joined to the first region of the non-rollable portion. The non-rollable portion has a first end and a second end. The first end is connected to the rollable portion. The second end is connected to the circuit board.

Abstract: A display device includes a flexible display panel having two surfaces opposite to each other, and a heat dissipation sheet disposed on one of the two surfaces of the flexible display panel and being foldable together with the flexible display panel. In a side view, the heat dissipation sheet includes at least one opening.

Abstract: The disclosure provides a transparent display device including a display panel. The display panel includes a display area, a non-display area, and a plurality of pixels. The non-display area is adjacent to the display area. The plurality of pixels are disposed in the display area. A difference between a transmittance of the display area and a transmittance of the non-display area is less than 30% of the transmittance of the display area.

Abstract: Disclosed is a bio sensing device including a medium layer, a light emitting element and an optical sensor. The light emitting element is configured to emit a light toward a user's skin layer, in which the light passes through the medium layer and has a maximum intensity in a first wavelength. The optical sensor is configured to receive a reflected part of the light from the user's skin layer, in which the reflected part of the light passes through the medium layer, and the medium layer has a first transmittance greater than 60% with respect to the first wavelength.

Abstract: An electronic device which is capable of being bent in a first direction and includes a plurality of light-emitting units and a plurality of conductive patterns overlapping with at least a portion of the plurality of light-emitting units and extending in a second direction. The first direction and the second direction have an angle ? of not greater than 30 degrees.

Abstract: A foldable display device is provided by the present disclosure. The foldable display device includes a foldable display panel and a foldable cover. The foldable cover is adhered to the foldable display panel. The foldable cover includes an inner substrate, an outer substrate and a first adhesive. The first adhesive is disposed between the inner substrate and the outer substrate. A thickness of the first adhesive is ranged from 1 micrometer to 40 micrometers, and a ratio of the sum of the thickness of the first adhesive and a thickness of the inner substrate to a thickness of the foldable cover is greater than or equal to 0.5 and less than 1. In addition, the foldable display device further includes a second adhesive disposed between the foldable display panel and the foldable cover.

Abstract: A stretchable electronic device includes a first electronic unit including a first light emitting element, a second electronic unit including a second light emitting element and disposed adjacent to the first electronic unit, and an elasticity layer having a connecting region connecting the first display unit and the second display unit. In a top view of the stretchable electronic device, a size difference between the connecting region before stretching and the connecting region after stretching is greater than a size difference between the first electronic unit before stretching and the first electronic unit after stretching.

Abstract: A substrate assembly includes a substrate having a first surface and a second surface opposite to the first surface. The substrate assembly includes a first conductive portion disposed on the first surface, and a second conductive portion disposed on the second surface. The substrate assembly includes a connective portion that is at least partially disposed in the substrate and penetrates from the first surface to the second surface. The first conductive portion is electrically connected to the second conductive portion through the connective portion. The substrate assembly includes a processing unit disposed on the first surface, and an electronic element disposed on the second surface. The first conductive portion, the second conductive portion and the connective portion are overlapped with either of the processing unit or the electronic element, and the other of the processing unit or the electronic element is electrically connected to the first conductive portion.

Abstract: An electronic device includes a supporting film, a flexible substrate, an integrated circuit unit, and a sensing structure. A least a portion of the flexible substrate and the integrated circuit unit respectively correspond to opposite sides of the supporting film. The sensing structure is electrically connected to the integrated circuit unit.

Abstract: The disclosure provides a display device. The display device includes a display panel and a vibration generating module. The vibration generating module is attached to the display panel and includes a substrate, a circuit layer, and a plurality of vibrators. The circuit layer and the plurality of vibrators are disposed on the substrate, and the plurality of vibrators are electrically connected to the circuit layer.

Abstract: The present disclosure provides an electronic device including a covering layer and a flexible substrate structure. The covering layer includes a first region and a second region. The flexible substrate structure is disposed under the covering layer and includes a first portion corresponding to the first region and a second portion corresponding to the second region. A Gaussian curvature of the first region of the covering layer is different from a Gaussian curvature of the second region of the covering layer, and a Poisson's ratio of the first portion of the flexible substrate structure is different from a Poisson's ratio of the second portion of the flexible substrate structure.

Abstract: 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.

Abstract: An optical element includes a lens component and a filter. The lens component has first, second, third, fourth, fifth, sixth and seventh surfaces disposed around and parallel to a reference axis. The lens component further has spaced apart first and second collimating units formed on the first surface, and a third collimating unit formed on the second surface. The second collimating unit is located between the first and third collimating units. The third surface is formed with a groove defined by the fourth, fifth, sixth and seventh surfaces. The filter is disposed on the third surface, covers the groove, and has a first side surface facing the fourth, fifth, sixth and seventh surfaces, and a second side surface opposite to the first side surface.

Abstract: An optical element includes a lens component and a filter. The lens component has first, second, third, fourth, fifth, sixth and seventh surfaces disposed around and parallel to a reference axis. The lens component further has spaced apart first and second collimating units formed on the first surface, and a third collimating unit formed on the second surface. The second collimating unit is located between the first and third collimating units. The third surface is formed with a groove defined by the fourth, fifth, sixth and seventh surfaces. The filter is disposed on the third surface, covers the groove, and has a first side surface facing the fourth, fifth, sixth and seventh surfaces, and a second side surface opposite to the first side surface.

Abstract: An optical element includes a lens component and a filter. The lens component has a first plane, a second plane, a third plane, a fourth plane, a fifth plane, a first collimating unit formed on the first plane, a second collimating unit formed on the first plane, and a third collimating unit formed on the third plane. The first, second, third, fourth and fifth planes are disposed around and parallel to a reference axis. The third plane is formed with a groove defined by a sixth plane and a seventh plane which extend obliquely from the third plane and respectively opposite to the first and second planes. Each of the sixth and seventh planes extends in a direction that is parallel to the reference axis. The filter is disposed on the third plane for covering the groove.

Abstract: A lens assembly is used in a fiber-optic communication system, and includes a substrate and at least one lens unit formed on the substrate. The lens unit has first and second surfaces, a first light-transmissive region proximate to the first surface, a second light-transmissive region proximate to the second surface, a light attenuation region located between the first and second light-transmissive regions, and an optical axis passing through the first and second light-transmissive regions and the light attenuation region. The light attenuation region has at least one attenuation layer formed with multiple carbonized spots using a high-energy beam such that the light transmittance of the lens unit is not greater than 70%.

Abstract: A lens assembly is used in a fiber-optic communication system, and includes a substrate and at least one lens unit formed on the substrate. The lens unit has first and second surfaces, a first light-transmissive region proximate to the first surface, a second light-transmissive region proximate to the second surface, a light attenuation region located between the first and second light-transmissive regions, and an optical axis passing through the first and second light-transmissive regions and the light attenuation region. The light attenuation region has at least one attenuation layer formed with multiple carbonized spots using a high-energy beam such that the light transmittance of the lens unit is not greater than 70%.

Abstract: An optical element includes a lens component and a reflecting mirror. The lens component includes first, second and third planes disposed to surround and parallel to a reference axis. The first plane is formed with first, second, third, and fourth collimating units. The second plane is formed with fifth and sixth collimating units. The lens component further includes fourth, fifth, sixth and seventh planes cooperatively defining a groove unit extending along and indented toward the reference axis from the third plane. The fourth and sixth planes extend obliquely relative to said first plane. The reflecting mirror is disposed on the third plane to cover the groove unit and has at least one reflecting plane facing the fourth, fifth, sixth and seventh planes.