Abstract: A magnetic screwdriver device includes a pad without magnetism, a driving shaft, and a driven shaft. The two shafts, magnetically attracted to each other, are disposed on opposite sides of the pad. The driving shaft is used to transmit a torque to rotate the driven shaft. When the torque exceeds a predetermined value to overcome a friction force between the driven shaft and the pad, the driven shaft would be stopped.

Abstract: A three dimensional tissue printing method is disclosed. The three dimensional tissue printing method includes the following steps: performing large support stand printing to form a first printing body; performing small support stand printing to form second printing body on the first printing body and forming a tissue structure by crossly connecting in between the first printing body and the second printing body. Besides, a three dimensional tissue printing device and artificial skin are also presented.

Abstract: A semiconductor device package includes a first semiconductor device having a first surface, an interconnection element having a surface substantially coplanar with the first surface of the first semiconductor device, a first encapsulant encapsulating the first semiconductor device and the interconnection element, and a second semiconductor device disposed on and across the first semiconductor device and the interconnection element.

Abstract: An optical module and a projection apparatus using the optical module are provided. The optical module includes a base, a first frame, an optical element and at least one driving assembly. The first frame is disposed in the base. The optical element is disposed in the first frame. The at least one driving assembly is disposed between the base and the first frame. The first frame is configured to move relative to the base by a magnetic force generated by the at least one driving assembly. Each of the at least one driving assembly includes a coil and a Halbach array magnet structure, the coil and the Halbach array magnet structure face each other along a first direction, a width of the Halbach array magnet structure in the first direction is W1, and a width of the coil in the first direction is W2, and 0.7?W1/W2?2.

Abstract: A network packet receiving device that includes packet queues, a credit allocation circuit and a credit management circuit is provided. Each of the packet queues corresponds to a packet transmission channel and receives packets. The credit allocation circuit calculates packet amount of each of the packet queues to control the descriptor credit of each of the packet queues within a credit range. The credit management circuit points each of public entries of a public link list to one of descriptors in a single descriptor buffer. The credit management circuit further receives a credit requesting command from the packet queues to assign the descriptors to the packet queues through the public entries under the condition that the descriptor credit is within a credit range such that a DMA circuit performs a DMA operation on the packets according to the descriptors.

Abstract: A system including optical devices is provided. The system includes a first substrate and a first device for optical communication. The first device has a first surface, a second surface opposite to the first surface, and a first side contiguous with the first surface and the second surface. Moreover, the first side is smaller than one of the first surface and the second surface in terms of area. The first device is attached at the first side thereof to the first substrate.

Abstract: A three dimensional tissue printing method is disclosed. The three dimensional tissue printing method includes the following steps: performing large support stand printing to form a first printing body; performing small support stand printing to form second printing body on the first printing body and forming a tissue structure by crossly connecting in between the first printing body and the second printing body. Besides, a three dimensional tissue printing device and artificial skin are also presented.

Abstract: An integrated circuit (IC) design method includes receiving a spatial correlation matrix, R, of certain property of post-fabrication IC devices; and deriving a random number generation function g(x, y) such that random numbers for a device at a coordinate (x, y) can be generated by g(x, y) independent of other devices, and all pairs of random numbers satisfy the spatial correlation matrix R. The method further includes receiving an IC design layout having pre-fabrication IC devices, each of the pre-fabrication IC devices having a coordinate and a first value of the property. The method further includes generating random numbers using the coordinates of the pre-fabrication IC devices and the function g(x, y); deriving second values of the property by applying the random numbers to the first values; and providing the second values to an IC simulation tool.

Abstract: This disclosure provides a heat dissipation device configured to be in thermal contact with a heat source. The heat dissipation device includes a heat dissipation body and a cover plate. The heat dissipation body has at least one vertical channel. The heat dissipation body is configured to be in thermal contact with the heat source. The cover plate includes a first layer and a second layer that are stacked on each other. The first layer is stacked on the heat dissipation body and covers the at least one vertical channel. A thermal conductivity of the first layer is larger than a thermal conductivity of the second layer. The cover plate has at least one first through hole penetrating through the first layer and the second layer and connecting to the at least one vertical channel.

Abstract: An electronic package and a method for fabricating the same are provided. The method includes: forming a circuit structure on an encapsulant; embedding a first electronic component and a plurality of conductive posts in the encapsulant; and disposing a second electronic component on the circuit structure. Since the first and second electronic components are arranged on opposite sides of the circuit structure, the electronic package can provide multi-function and high efficiency.

Abstract: A light-emitting device includes a semiconductor stack including a first semiconductor layer, a second semiconductor layer, and an active layer emitting an UV light, formed between the first semiconductor layer and the second semiconductor layer; a first transparent conductive layer formed on the second semiconductor layer, the first transparent conductive layer including metal oxide; and a second transparent conductive layer formed on the first transparent conductive layer, the second transparent conductive layer including graphene, wherein the first transparent conductive layer is continuously formed over a top surface of the second semiconductor layer, the first transparent conductive layer comprises a thickness smaller than 10 nm.

Abstract: A magnetic screwdriver device includes one pad without magnetism, one driving shaft, and one driven shaft. The two shafts, which have magnetic attraction between each other, are disposed on opposite sides of the pad respectively and attract to each other. The driving shaft is used to transmit torque to actuate the driven shaft rotation. When the torque out of predetermined value overcomes the friction force between the driven shaft and the pad, the driven shaft will be stop.

Abstract: An electronic package and a method for fabricating the same are provided. The method includes: forming a circuit structure on an encapsulant; embedding a first electronic component and a plurality of conductive posts in the encapsulant; and disposing a second electronic component on the circuit structure. Since the first and second electronic components are arranged on opposite sides of the circuit structure, the electronic package can provide multi-function and high efficiency.

Abstract: A semiconductor device package includes a first semiconductor device having a first surface, an interconnection element having a surface substantially coplanar with the first surface of the first semiconductor device, a first encapsulant encapsulating the first semiconductor device and the interconnection element, and a second semiconductor device disposed on and across the first semiconductor device and the interconnection element.

Abstract: Methods and systems for detecting objects from aerial imagery are disclosed. The method includes obtaining an image of an area, obtaining a plurality of regional aerial images from the image of the area, classifying the plurality of regional aerial images as a first class or a second class by a classifier, wherein: the first class indicates a regional aerial image contains a target object, the second class indicates a regional aerial image does not contain a target object, and the classifier is trained by first and second training data, wherein the first training data include first training images containing target objects, and the second training data include second training images containing target objects obtained by adjusting at least one of brightness, contrast, color saturation, resolution, or a rotation angle of the first training images; and recognizing a target object in a regional aerial image in the first class.

Abstract: A vertical comb-drive actuator comprising a support base and a movable body is described. The support base comprises first comb electrodes and a first surface wherein the first comb electrodes extend from the first surface. The movable body attached to the support base comprises second comb electrodes and a second surface wherein the second comb electrodes extend from the second surface. The movable body may rotate about a rotation axis and the first comb electrodes are interdigitated with the second comb electrodes correspondingly. The second comb electrodes extend along a first direction, the rotation axis extends along a second direction, and the first comb electrodes extend along a third direction. The distance between the first lateral face of the first comb electrode and the second surface is shorter than the second length defined as the distance between the end surface of the second comb electrode and the second surface.

Abstract: An integrated circuit (IC) design method includes receiving a spatial correlation matrix, R, of certain property of post-fabrication IC devices; and deriving a random number generation function g(x, y) such that random numbers for a device at a coordinate (x, y) can be generated by g(x, y) independent of other devices, and all pairs of random numbers satisfy the spatial correlation matrix R. The method further includes receiving an IC design layout having pre-fabrication IC devices, each of the pre-fabrication IC devices having a coordinate and a first value of the property. The method further includes generating random numbers using the coordinates of the pre-fabrication IC devices and the function g(x, y); deriving second values of the property by applying the random numbers to the first values; and providing the second values to an IC simulation tool.

Abstract: Methods and systems for detecting objects from aerial imagery are disclosed. The method includes obtaining an image of an area, obtaining a plurality of regional aerial images from the image of the area, classifying the plurality of regional aerial images as a first class or a second class by a classifier, wherein: the first class indicates a regional aerial image contains a target object, the second class indicates a regional aerial image does not contain a target object, and the classifier is trained by first and second training data, wherein the first training data include first training images containing target objects, and the second training data include second training images containing target objects obtained by adjusting at least one of brightness, contrast, color saturation, resolution, or a rotation angle of the first training images; and recognizing a target object in a regional aerial image in the first class.

Abstract: A magnetic screwdriver device includes a pad without magnetism, a driving shaft, and a driven shaft. The two shafts, magnetically attracted to each other, are disposed on opposite sides of the pad. The driving shaft is used to transmit a torque to rotate the driven shaft. When the torque exceeds a predetermined value to overcome a friction force between the driven shaft and the pad, the driven shaft would be stopped.

Abstract: A magnetic screwdriver device includes one pad without magnetism, one driving shaft, and one driven shaft. The two shafts, which have magnetic attraction between each other, are disposed on opposite sides of the pad respectively and attract to each other. The driving shaft is used to transmit torque to actuate the driven shaft rotation. When the torque out of predetermined value overcomes the friction force between the driven shaft and the pad, the driven shaft will be stop.