Abstract: A fan device includes a hub and a plurality of fan blades. Each of the fan blades includes a driving surface, and the driving surface includes a first tooth column and a second tooth column. The first tooth column includes a plurality of first skin-tooth units. Each of the first skin-tooth units includes a first body. A first middle ridge and two first side ridges protrude from a surface of the first body, and a groove is formed between two adjacent first skin-tooth units. The second tooth column includes a plurality of second skin-tooth units. Each of the second skin-tooth units includes a second body and an extension element. A second middle ridge and two second side ridges protrude from a surface of the second body, and the extension element is located in the groove and includes an extension rib.

Abstract: A method of fabricating a semiconductor device includes forming a gate structure, a first edge structure and a second edge structure on a semiconductor strip. The method further includes forming a first source/drain feature between the gate structure and the first edge structure. The method further includes forming a second source/drain feature between the gate structure and the second edge structure, wherein a distance between the gate structure and the first source/drain feature is different from a distance between the gate structure and the second source/drain feature. The method further includes implanting a buried channel in the semiconductor strip, wherein the buried channel is entirely below a top-most surface of the semiconductor strip, a maximum depth of the buried channel is less than a maximum depth of the first source/drain feature, and a dopant concentration of the buried channel is highest under the gate structure.

Abstract: A matrix computing device and an operation method for the matrix computing device are provided. The matrix computing device includes a storage unit, a control circuit, and a computing circuit. The storage unit includes a weight matrix. The control circuit re-orders an arrangement order of weights in the weight matrix according to a shape of an output matrix to determine a weight readout order of the weights. The computing circuit receives the weights based on the weight readout order, and performs a matrix computation on the weights and an input matrix to generate a computing matrix. The control circuit performs a reshape transformation on the computing matrix to generate the output matrix, and writes the output matrix to the storage unit.

Abstract: The present disclosure belongs to the technical field of porous membrane material preparation, and specifically relates to a reverse osmosis composite membrane with an ultrathin desalting layer and a preparation method thereof; the intermediate layer is introduced after modifying the polysulfone base membrane, the modified polysulfone base membrane support layer may strengthen the bonding to the desalting layer through a covalent bond, and the thickness of the desalting layer is reduced to be ?10 nm, so that the desalination rate of the membrane is not greatly affected while increasing the membrane flux. Compared with the membrane having a conventional thickness of the desalting layer, the water flux of the reverse osmosis composite membrane with an ultrathin desalting layer may be increased by about 0.5 times, while the desalination rate has a small change.

Abstract: A semiconductor structure includes a first gate structure, a second gate structure coupled to the first gate structure, a source region, a first drain region, and a second drain region. The source region is surrounded by the first gate structure and the second gate structure. The first drain region is separated from the source region by the first gate structure. The second drain region is separated from the source region by the second gat structure. A shape of the first drain region and a shape of the second drain region are different from each other from a plan view.

Abstract: Provided is a gas water heater. The gas water heater includes a pre-mixer, a combustor having a combustion chamber in communication with a premixing chamber, a condensate water assembly configured to receive and discharge condensate water, and an apparatus for controlling the gas water heater. The pre-mixer includes a premixing chamber and an air intake fan that is configured to supply air to the combustion chamber. The air intake fan is disposed in the premixing chamber. The method includes: acquiring an intake air pressure threshold; acquiring an air intake pressure value of the air intake fan; and controlling, in response to determining based on the air intake pressure value and the intake air pressure threshold that a water seal of the condensate water assembly is at risk of being blown away, the gas water heater to stop operation.

Abstract: A semiconductor image sensor includes a pixel. The pixel includes a first substrate; and a photodiode in the first substrate. The semiconductor image sensor further includes an interconnect structure electrically connected to the pixel. The semiconductor image sensor further includes a reflection structure between the interconnect and the photodiode, wherein the reflection structure is configured to reflect light passing through the photodiode back toward the photodiode.

Abstract: A method for manufacturing a semiconductor device includes forming a first dielectric layer over a semiconductor fin. The method includes forming a second dielectric layer over the first dielectric layer. The method includes exposing a portion of the first dielectric layer. The method includes oxidizing a surface of the second dielectric layer while limiting oxidation on the exposed portion of the first dielectric layer.

Abstract: The present invention provides a USB plug with fixing structure for convenient installation, and tends to provide a USB plug with better integrity, simple structure and practicability, the key point of the technical solution of the present invention is that a USB plug body includes an upper housing, a lower housing and circuit boards disposed in the upper housing and the lower housing, the USB plug further includes a plug portion including an extending plate integrally connected with the lower housing, a contact pad structure integrally connected with the circuit board and abutting the extending plate, and a metal housing sleeved outside the extending plate and the contact pad structure, and the present invention is applied to the technical field of USB plugs.

Abstract: An electronic device includes a touch-sensing unit and a light source. The light source is disposed adjacent to the touch-sensing unit. The driving signal of the light source has a voltage change period. The touch-sensing unit performs a sensing operation in a sensing period. The voltage change period and the sensing period at least partially overlap.

Abstract: The present invention provides a USB plug, and tends to provide a USB plug with better integrity, simple structure and practicability, the key point of the technical solution of the present invention is that a USB plug body includes an upper housing, a lower housing and circuit boards disposed in the upper housing and the lower housing, the USB plug further includes a plug portion including an extending plate integrally connected with the lower housing, a contact pad structure integrally connected with the circuit board and abutting the extending plate, and a metal housing sleeved outside the extending plate and the contact pad structure, and the present invention is applied to the technical field of USB plugs.

Abstract: An integrated circuit with clock detection and selection function for use in a storage device includes: an embedded oscillator, a detection circuit and a selection circuit. The embedded oscillator is configured to generate an embedded clock signal. The detection circuit includes a sampling and counting circuit and a clock determination circuit. The detection circuit, and is configured to detect existence of a reference clock signal provided by a host based on sampling and counting operations that are performed according to a signal on a clock signal lane and the embedded clock signal. The selection circuit is coupled to the detection circuit and the embedded oscillator, and is configured to select one of the embedded clock signal and the signal on the clock signal lane according to the existence of the reference clock signal as an output clock signal, thereby to provide the output clock signal to the storage device.

Abstract: A process for fluorination of aromatic compounds employing iodonium ylides and applicable to radiofluorination using 18F is described. Processes, intermediates, reagents and radiolabelled compounds are described.

Abstract: An integrated circuit with clock detection and selection function for use in a storage device includes: an embedded oscillator, a detection circuit and a selection circuit. The embedded oscillator is configured to generate an embedded clock signal. The detection circuit includes a sampling and counting circuit and a clock determination circuit. The detection circuit, and is configured to detect existence of a reference clock signal provided by a host based on sampling and counting operations that are performed according to a signal on a clock signal lane and the embedded clock signal. The selection circuit is coupled to the detection circuit and the embedded oscillator, and is configured to select one of the embedded clock signal and the signal on the clock signal lane according to the existence of the reference clock signal as an output clock signal, thereby to provide the output clock signal to the storage device.

Abstract: An embedded PV monitoring device comprises a data receiving unit, a processing unit, a simulating unit and an evaluating unit. An embedded PV monitor system comprises a PV unit, a sensing unit and an embedded PV monitoring device. An embedded PV monitor method mainly utilizes the monitoring device to receive voltage and current parameters of the PV module and an environment working parameter. An output current and an output power of the PV module can be actually calculated, while the output current and the output power of the PV module can be simulated and estimated according to the voltage parameter and the environment working parameter. Thus, the field test monitoring and evaluating on the PV module can be automatically performed and a warning message can be timely outputted. This is advantageous to the detection of the yield of the PV module and the increase of the production quality.

Abstract: A process for fluorination of aromatic compounds employing iodonium ylides and applicable to radiofluorination using 18F is described. Processes, intermediates, reagents and radiolabelled compounds are described.

Abstract: A process for fluorination of aromatic compounds employing iodonium ylides and applicable to radiofluorination using 18F is described. Processes, intermediates, reagents and radiolabelled compounds are described.

Abstract: A process for fluorination of aromatic compounds employing iodonium ylides and applicable to radiofluorination using 18F is described. Processes, intermediates, reagents and radiolabelled compounds are described.

Abstract: Disclosed herein is a pixel structure switchable between a wide viewing angle mode and a narrow viewing angle mode. The pixel structure includes a first substrate, a first and a second gate lines, a data line, a pixel unit, a second substrate and a display medium. The pixel unit includes a first active element, a second active element, a first sub-pixel electrode, a second sub-pixel electrode, and a common electrode. The first and second sub-pixel electrodes are respectively electrically connected to the first and second active elements. The common electrode is opposite to the first and second sub-pixel electrodes. The second substrate has a counter electrode disposed on a surface facing the first substrate. The counter electrode is corresponding to the first sub-pixel electrode.