Abstract: An electronic door lock and a method for automatically judging a locking/unlocking direction of the electronic door lock are provided. The electronic door lock includes a latch assembly, a lock body, a transmission rod, a locking detection module, a motor module and a motion detection circuit board. The transmission rod is connected with the latch assembly for controlling the latch assembly. The motion detection circuit board is electrically connected with the motor module and the locking detection module. The motion detection circuit board controls the motor module to drive the transmission rod. Consequently, a latch bolt of the latch assembly is protruded out in a first direction or a second direction. By detecting the status of the transmission rod, the locking detection module judges whether the latch bolt is protruded to a locking position.

Abstract: A method for calculating state of health of battery, performed by a processing control circuit, includes: charging a battery under test to an upper voltage with a first constant current through a charging circuit and an electrical measuring circuit, discharging the battery under test to a lower voltage with a second constant current through the charging circuit and the electrical measuring circuit, obtaining an accumulated discharge capacity from the upper voltage to the lower voltage through the electrical measuring circuit, and calculating a state of health of the battery under test at least according to the accumulated discharge capacity and a design capacity.

Abstract: A package includes a substrate having a conductive layer, and the conductive layer comprises an exposed portion. A die stack is disposed over the substrate and electrically connected to the conductive layer. A high thermal conductivity material is disposed over the substrate and contacting the exposed portion of the conductive layer. The package further includes a contour ring over and contacting the high thermal conductivity material.

Abstract: A vinyl-containing copolymer is copolymerized from (a) first compound, (b) second compound, and (c) third compound. (a) First compound is an aromatic compound having a single vinyl group. (b) Second compound is polybutadiene or polybutadiene-styrene having side vinyl groups. (c) Third compound is an acrylate compound. The vinyl-containing copolymer includes 0.003 mol/g to 0.010 mol/g of benzene ring, 0.0005 mol/g to 0.008 mol/g of vinyl group, and 1.2*10?5 mol/g to 2.4*10?4 mol/g of ester group.

Abstract: A capacitive ultrasonic transducer device includes a substrate, a first capacitive structure, a second capacitive structure, a first film structure and a second film structure. The first capacitive structure is disposed on the substrate, and includes a first electrode and a second electrode. A first gap and a dielectric layer are located between the first electrode and the second electrode. The second capacitive structure is disposed on the substrate, and includes a third electrode and a fourth electrode. A second gap is located between the third electrode and the fourth electrode. The first film structure is configured to seal the first gap. The second film structure is connected to the third electrode and the fourth electrode, and configured to seal the second gap. A first width between the first electrode and the second electrode is different from a second width of the second gap.

Abstract: A forming method of a processing curve in a stamping process is provided. The method includes the following steps. A plurality of processing curves are established, and an optimization target is set for the processing curves according to material characteristics of a workpiece, process requirements and a finished product CAD file. At least two of the processing curves are selected and superimposed to form a basic forming curve, wherein each subsection of the basic forming curve corresponds to a selected processing curve. Whether the selected processing curve in each subsection of the basic forming curve matches the optimization target is determined.

Abstract: The present disclosure discloses an image processing apparatus having lens color-shading correction mechanism. A first and a second calibration circuits perform lens color-shading correction on an input image according to a first and a second calibration parameters to generate a first and a second calibrated images. A first and a second statistic circuits perform statistic on the first and the second calibrated images to generate a first and a second statistic results.

Abstract: A removal apparatus of a threaded post contains: a drive rod, a connection element, an actuation element, and a slidable sleeve. The connection element includes a locking groove and a notch. The actuation element includes a fitting fringe corresponding to the connection element, a cylindrical neck having a diameter less than a diameter of the fitting fringe, and an engagement disc having a diameter more than the diameter of the cylindrical neck. The diameter of fitting fringe is equal to a diameter of the connection element. The slidable sleeve includes a coupling space having a diameter equal to the diameter of the fitting fringe and the diameter of the connection element. The slidable sleeve is slid so that the coupling space abuts against the fitting fringe and the connection element, and the engagement disc is engaged in the locking groove.

Abstract: A method for producing an asymmetric porous membrane includes: forming a first casting film from a casting solution on a carrier, the casting solution containing a hydrophobic polymer, a hydrophilic polymer, a water-soluble polymer, and a solvent; placing the first casting film in an environment containing water vapor to contact the first casting layer with the water vapor, thereby obtaining a second casting film, the environment having a temperature ranging from 20° C. to 33° C. and a relative humidity of 30% to 80%; and contacting the second casting film with a coagulating agent so as to perform a wet-phase inversion. The hydrophilic polymer is polyvinylpyrrolidone, polyalkylene glycol, or a combination thereof. The water-soluble polymer is a copolymer of vinylpyrrolidone and vinyl acetate, a copolymer of vinylpyrrolidone and alkylene glycol, a vinyl alcohol-based polymer, an ethylene glycol/propylene glycol based copolymer, an ethyleneimine-based polymer, a water-soluble cellulose, or combinations thereof.

Abstract: A semiconductor device includes: a substrate; a plurality of dies attached to a first side of the substrate; a molding material on the first side of the substrate around the plurality of dies; a first redistribution structure on a second side of the substrate opposing the first side, where the first redistribution structure includes dielectric layers and conductive features in the dielectric layers, where the conductive features include conductive lines, vias, and dummy metal patterns isolated from the conductive lines and the vias; and conductive connectors attached to a first surface of the first redistribution structure facing away from the substrate.

Abstract: A method for generating stimulation parameters, an electrical stimulation control apparatus and an electrical stimulation system are provided. After receiving a brainwave signal, the brainwave signal is decomposed to obtain a first sub-signal and a second sub-signal. Then, the first sub-signal is analyzed to obtain an intrinsic frequency series, and the second sub-signal is converted to a Boolean signal. Subsequently, the intrinsic frequency series and the Boolean signal, which serve as a set of stimulation parameters, are outputted to the stimulator, enabling the stimulator to generate a stimulus signal.

Abstract: A semiconductor device includes a substrate, an electronic component, a stiffener ring and an adhesive ring. The substrate has a first surface and a second surface opposite to the first surface. The electronic component is over the first surface of the substrate. The stiffener ring is over the first surface of the substrate. The stiffener ring includes a plurality of side parts and a plurality of corner parts coupled to the side parts. Heights of the corner parts are less than heights of the side parts. The adhesive ring is interposed between the first surface of the substrate and the stiffener ring. The adhesive ring includes a plurality of side portions and a plurality of corner portions coupled to the side portions. Thicknesses of the side portions are less than thicknesses of the corner portions.

Abstract: An oxide semiconductor field effect transistor (OSFET) includes a first insulating layer, a source, a drain, a U-shaped channel layer and a metal gate. The first insulating layer is disposed on a substrate. The source and the drain are disposed in the first insulating layer. The U-shaped channel layer is sandwiched by the source and the drain. The metal gate is disposed on the U-shaped channel layer, wherein the U-shaped channel layer includes at least an oxide semiconductor layer. The present invention also provides a method for forming said oxide semiconductor field effect transistor.

Abstract: An oxide semiconductor field effect transistor (OSFET) includes a first insulating layer, a source, a drain, a U-shaped channel layer and a metal gate. The first insulating layer is disposed on a substrate. The source and the drain are disposed in the first insulating layer. The U-shaped channel layer is sandwiched by the source and the drain. The metal gate is disposed on the U-shaped channel layer, wherein the U-shaped channel layer includes at least an oxide semiconductor layer. The present invention also provides a method for forming said oxide semiconductor field effect transistor.