Abstract: A lighting device having resettable over-current protection function includes a light source module, a power supplying module, a DC-to-DC converting module, an over-current short-circuit protection module, a reference voltage generating module and a self-locking protection module. The power supplying module generates an input voltage. The DC-to-DC converting module converts the input voltage into a driving voltage to drive the light source module. The over-current short-circuit protection module generates a voltage detecting by detecting a driving current passing through the light source module. The reference voltage generating module generates a reference voltage according to the input voltage and the voltage detecting signal.

Abstract: An electrostatic discharge (ESD) protection cell region (of a semiconductor device) includes a resistor-diode ladder and a power clamp circuit coupled in parallel between a first power rail PR1 and a second power rail PR2. The resistor-diode ladder is also coupled between an input/output (I/O) pad of the semiconductor device and core circuitry of the semiconductor device. The resistor-diode ladder includes: a first diode coupled between a first node and the first power rail; a first resistor coupled between the first node and a second node; a second diode coupled between the second node and the first power rail; a third diode coupled between the first node and the second power rail; and a fourth diode coupled between the second node and the second power rail. The first node is coupled to the I/O pad. The resistor-diode ladder is coupled between the I/O pad and the core circuitry.

Abstract: A reconfigurable PUF device based on fully electric field-controlled domain wall motion includes a voltage control layer, upper electrodes, a lower electrode, antiferromagnetic pinning layers, and a magnetic tunnel junction (MTJ). The MTJ includes, from bottom to top, a ferromagnetic reference layer, a potential barrier tunneling layer and a ferromagnetic free layer. In the device, an energy potential well is formed in a middle portion of the ferromagnetic free layer by applying a voltage to the voltage control layer to control magnetic anisotropy, and a current is fed into either of the upper electrodes to drive generation of the magnetic domain walls and pin the magnetic domain walls to the potential well. After the voltage is removed, the potential well is lowered so that the magnetic domain walls are in a metastable state, thereby either a high resistance state or a low resistance state is randomly obtained.

Abstract: Provided is a laundry treating device.

Abstract: A card edge connector includes: an insulating housing including two opposite side walls, a card slot defined between the two side walls and opening forward, and plural passageways on the side wall; a row of terminals received in corresponding passageways respectively and categorized with first terminals and second terminals, two adjacent first terminals being paired to be a pair of differential terminals and the second terminals being non-differential terminals, each of the row of terminals including a retaining portion, an elastic portion extending forward and a leg portion extending rearward from the elastic portion; and plural insulators retained in the insulating housing, wherein the first terminal and the second terminal are similarly shaped, each pair of differential terminals is retained in the insulator, and each of the second terminals is directly retained in the passageway.

Abstract: Provided is a wiring device for a high-voltage connector for energy storage. The high-voltage connector for energy storage includes a socket and a plug. The socket comprises a socket body, a mounting flange, an electrical isolation groove, a fastening ring, a pin and an anti-electric shock cap. The plug comprises a plug main body, a pressing buckle, hand-held pluggable portions, a hammering boss, a jack, a crown spring, a wiring cup opening, and a locking slider, waterproof lock washer and protective back cover.

Abstract: A magnetoresistive memory cell includes a first magnetic tunnel junction, a second magnetic tunnel junction and a metal layer. The first magnetic tunnel junction and the second magnetic tunnel junction each are disposed on the metal layer; the metal layer is configured to pass write current, a projection line of an easy axis of the first magnetic tunnel junction on a plane where the metal layer is located forms a first angle against a direction of the write current, and a projection line of an easy axis of the second magnetic tunnel junction on the plane where the metal layer is located forms a second angle against a direction opposite to the direction of the write current; the first angle and the second angle are all less than 90°; the first magnetic tunnel junction and the second magnetic tunnel junction are configured to pass read current.

Abstract: A smart lock for securing a bicycle to a bicycle rack is provided. The smart lock comprises a bicycle rack attachment, configured to attach the smart lock to the bicycle rack. The smart lock further comprises a smart locking mechanism, distinct from the bicycle rack attachment, configured to permit an authorised user to releasably secure the bicycle to the smart lock.

Abstract: The current disclosure describes techniques for making an alignment mark on a wafer. A recess is etched in a first surface region of a wafer. A device structure is formed in a second surface region of the wafer. A dielectric layer is deposited on the first surface of the wafer and filling the recess. A first planarization procedure is conducted to planarize the dielectric layer. After the first planarization procedure, a second planarization procedure is conducted to device structures on the second surface region of the wafer.

Abstract: Disclosed is an integrated washer-dryer, including: a drum and a drying module assembly, the drying module assembly includes a moisture-absorbing and dehumidifying component, a moisture-absorbing passage, and a dehumidifying passage; the moisture-absorbing passage includes an air inlet and air outlet of the moisture-absorbing passage; the drum is communicated with the air inlet and air outlet of the moisture-absorbing passage, respectively; a fan for the moisture-absorbing passage is arranged in the moisture-absorbing passage, so as to form a moisture-absorbing airflow in the drum and in the moisture-absorbing passage; a fan for the dehumidifying passage is arranged in the dehumidifying passage, so as to form a dehumidifying airflow in the dehumidifying passage; and the moisture-absorbing and dehumidifying component is disposed in a path of the moisture-absorbing passage and the dehumidifying passage, such that the moisture-absorbing airflow and the dehumidifying airflow both flow through the moisture-absorbi

Abstract: A light-emitting diode (LED) lighting device includes a light cover and a circuit board. The circuit board is disposed in the light cover and has a protective layer disposed thereon. The protective layer includes an opening and two coated layers. The opening includes a front section, a rear section and a connecting section. The front section is connected to the rear section via the connecting section, and the coated layers are disposed on the two sides of the connecting section respectively. As the protective layer has only one opening, so the coating process thereof can be significantly simplified. Thus, the manufacturing cost of the LED lighting device can be greatly reduced.

Abstract: An audio parameter optimizing method and a computing apparatus related to audio parameters. In the method, sound features of multiple sound signals are obtained. A wide dynamic range compression (WDRC) parameter corresponding to each of the sound signals is determined. Multiple data sets including the sound features and the corresponding WDRC parameters of the sound signals are created. The data sets are used to train a neural network, so as to generate a parameter inference model. The parameter inference model is configured to determine the WDRC parameter of a to-be-evaluated signal. Accordingly, a proper parameter could be provided.

Abstract: Laundry machines and methods for operating the same are disclosed. A laundry machine includes a container for containing laundry and a dehumidifier including a circulation fan for generating moist air flowing out of the container toward a moisture absorption and removal structure for absorbing moisture in the moist air, a regeneration fan for generating airflow including the moisture absorbed by the moisture absorption and removal structure to flow toward a condenser for condensing water from the generated airflow. The moisture absorption and removal structure is disposed adjacent to the circulation fan, the regeneration fan, and the condenser; wherein the moisture absorption and removal structure comprises a roller assembly, a functional roller is provided on at least one of a bottom portion of the roller assembly or a side of the roller assembly.

Abstract: The disclosure discloses a preparation method of a composite coating for a resin matrix composite, comprising the following steps: preparing ceramic-resin composite powders which comprise Al2O3 ceramic, a thermosetting resin and a curing agent and are semi-thermosetting resin powders; and respectively spraying pure Al2O3 ceramic powders and the composite powders on the surface of the resin matrix composite by supersonic atmospheric plasma spraying to form a ceramic-resin composite coating, wherein the pure Al2O3 ceramic powders are fed into jet flow in a manner of feeding powder inside a spray gun, and the composite powders are fed into jet flow in a manner of feeding powder outside the spray gun. Correspondingly, the disclosure also provides a preparation device of a composite coating for a resin matrix composite.

Abstract: Presented are metal-coated, polymer-encapsulated power semiconductor modules, methods for making/using such power modules, and vehicles with traction power inverters containing such power modules. A power electronics assembly includes one or more power semiconductor modules packaged inside an assembly housing. Each power module includes a substrate, a semiconductor device mounted on the substrate, a polymeric encapsulant encasing therein the substrate and semiconductor device, and an electrical lead connected to the semiconductor device and projecting from the polymeric encapsulant. A metallic or ceramic coating is applied to select sections of the polymeric encapsulant's exposed exterior surface. The metallic/ceramic coating may be a single metallic layer that covers substantially all of the exposed surface area of the polymeric encapsulant's exterior surface. An optional hydrophobic polymer layer, passivated layer, and/or oxidized layer may cover the exterior surface of this metallic layer.

Abstract: Biomimetic nacre-toughness cement slurry based on in-situ polymerization of a fluid loss additive, a preparation method and an application thereof are provided. The preparation method includes: dissolving 2-acrylamido-2-methylpropane sulfonic acid monomer and carboxylic acid monomer in deionized water, adjusting pH to 5.5-6.5, then adding an acrylamide monomer, and uniformly stirring to obtain a monomer solution; adding an initiator and a catalyst into the monomer solution, and then stirring to obtain a pre-polymerization solution; adding cement particles into the pre-polymerization solution under low-speed stirring, and then performing high-speed stirring to obtain the biomimetic nacre-toughness cement slurry. The obtained cement slurry can optimize a microstructure of cement while possessing a well capacity for controlling fluid loss, improve deformation ability and toughness of a cement sheath, and effectively improve brittleness defect of the cement sheath.

Abstract: An electronic system includes an air vent, a heat sink, a fan, and an acoustic filter. The acoustic filter is disposed between the air vent and the heat sink and includes a sound-receiving opening, a sound-emitting opening, an expansion chamber, a neck channel, and a resonant chamber. The neck channel includes a first opening and a second opening whose surface is perpendicular to the surface of the sound-receiving opening. The first opening is in communication with the expansion chamber. The resonant chamber is connected to the second opening. Fan noise that enters the resonant chamber via the neck tube is dampened by reflective acoustic waves generated by the resonant chamber.

Abstract: Provided is a nanodiamond aqueous dispersion in which nanodiamond particles can be present in water in a highly dispersed state. The nanodiamond aqueous dispersion includes water and nanodiamond particles dispersed in the water. A content of heavy metal is 1 part by mass or less with respect to 100 parts by mass of the nanodiamond particles. A horizontal projection area of the nanodiamond particles calculated from an analysis image obtained by low-temperature electron microscopy satisfies at least one condition selected from the group consisting of (a) to (d): (a) a percentage of 100 nm2 or more is 20% or less, (b) a percentage of 80 nm2 or more is 24% or less, (c) a percentage of 50 nm2 or more is 30% or less, (d) a percentage of 30 nm2 or more is 39% or less.

Abstract: A light-emitting diode (LED) lighting device includes a light cover and a circuit board. The circuit board is disposed in the light cover and has a protective layer disposed thereon. The protective layer includes an opening and two coated layers. The opening includes a front section, a rear section and a connecting section. The front section is connected to the rear section via the connecting section, and the coated layers are disposed on the two sides of the connecting section respectively. As the protective layer has only one opening, so the coating process thereof can be significantly simplified. Thus, the manufacturing cost of the LED lighting device can be greatly reduced.

Abstract: Disclosed is a neural network operation device, including: an operation array including operation units, wherein each operation unit includes: a source terminal, a drain terminal, a gate electrode, a threshold voltage adjustment layer under the gate electrode, and a channel region extending between a source region and a drain region, the threshold voltage adjustment layer is located on the channel region. The gate electrodes of each column of operation units of the operation array are connected together, and each column is used to adjust a weight value according to a threshold voltage adjusted by the threshold voltage adjustment layer. The threshold voltage adjustment layer is a ferroelectric layer.