Abstract: The present disclosure provides a solid state breaker and a power supply system. The breaker includes: a first port and a second port configured to connect a first external system; a third port and a fourth port configured to connect a second external system; a first electronic switch connected between the first port and the third port; a second electronic switch connected between the second port and the fourth port; and a control unit configured to control the first electronic switch and the second electronic switch to be turned off in a case of detecting an electricity leakage occurs in the second external system. The breaker is provided with electronic switches at both poles, so that it can provide effective protection for the human body by quickly turning off the electronic switches provided at both poles, in a case of an electricity leakage of the prosumer to the ground.

Abstract: Display panel and display device are provided. The display panel includes a first display area having a light-transmitting area. The display panel further includes a display function layer including light-emitting elements; auxiliary structures on a side of the display function layer facing a display surface of the display panel; and the auxiliary structures configured around pixels in the first display area.

Abstract: The invention relates to a transmitter for a call bell system including: a call switch arranged to send a call signal to a receiver when a user requires assistance, and an energy harvesting module arranged to be powered by a user's manipulation to ensure the operation of the transmitter remains uninterrupted. It also relates to a call bell system including: a receiver arranged to alert a caregiver when it receives a call signal, and one or more of the above-mentioned transmitters.

Abstract: The embodiment of the present disclosure relates to a solid-state circuit breaker and a method for controlling reclosing of the solid-state circuit breaker. The solid-state circuit breaker includes: a power electronic switch located in a main loop; an instantaneous trip protection circuit configured to output a first signal for controlling the power electronic switch based on a current in the main loop; a pulse width modulation (PWM) circuit configured to charge a load in a PWM current-limiting mode based on the current of the main loop and output a second signal for controlling the power electronic switch; and a gating circuit connected to the instantaneous trip protection circuit, the PWM circuit and the power electronic switch, and configured to selectively connect the instantaneous trip protection circuit or the PWM circuit with the main loop.

Abstract: Embodiments of the disclosure provide a solid state circuit breaker, including: a first input end and a second input end for receiving a power input; a first output end and a second output end for providing a power supply output; a first On-Off unit including a first switching device and a second switching device connected in series between the first input end and the first output end; a capacitor, a first end of the capacitor being connected to a node between the first switching device and the second switching device and a second end of the capacitor being connected to a node between the second input end and the second output end; and a bidirectional transient voltage suppression diode connected in parallel with the capacitor.

Abstract: Organometallic tin photoresists for photolithography patterning, particularly Extreme ultraviolet (EUV) lithography, are described. Organometallic tin photoresists comprise ansa-bridged [n]stannocenophane compounds including dihalides (BCP2SnX2), or bis(functional groups) (BCP2SnRaRb), wherein B is an ansa-bridge connected two cyclopentadienyl (Cp) groups including substituted or unsubstituted hydrocarbon groups, elementals, or functional groups, for example, n=1, 2, or 3 links as intramolecular bridges containing or C, Si, Ge, Sn, Pb, or O, S, Se, or Te; X=F, Cl, Br, or I; Ra, Rb are each independently functional groups comprising —R?, -E?R?, —N(R?)(R?), —O—(C?O)—R?, —(C?O)—R?, —NR?—C(?O)—R?, or —(C?O)—N(R?)(R?) group, E?=O, S, Se, or Te. A method of forming photolithography patterning using the organometallic tin photoresist is also described.

Abstract: The present disclosure relates to a power supply circuit and an electrical device. The power supply circuit includes: a first switch; a first capacitor connected in series with the first switch; a voltage sampling device configured to detect a voltage of the first capacitor and/or a power supply bus to which the power supply circuit is connected; and a control circuit configured to output a control signal based on the detected voltage, wherein the first switch is configured to be switched on or off based on the control signal. In this way, a low-voltage withstanding capacitor with a large capacitance can be achieved in the power supply circuit by switching out the capacitor when the power supply bus voltage is high and switching in the capacitor to assist in power supply when the power supply bus voltage is low.

Abstract: The present invention relates to a system and method for memristor crossbar array neural network with defective synaptics repair. There is provided a memristor circuit including a primary memristor crossbar array, a redundant memristor crossbar array; and a connection switching circuit for switching inputs from the primary memristor crossbar array to the redundant memristor crossbar array when a defective synaptic is detected in the primary memristor crossbar array.

Abstract: An electronic control circuit. The circuit includes an oscillator circuit arranged to generate a periodic output signal having an output frequency equals to an input frequency multiplied by a fractional-N divider's division ratio; and a feedback circuit including an integer divider arranged to divide the periodic output signal with a positive integer and provide an integer divider output as a feedback signal to an input of the oscillator circuit; wherein the integer divider output is fed to the oscillator circuit as input periodic signal to a Time-Digital Convertor of the oscillator circuit; wherein the Time-Digital Convertor is arranged to output a digital signal based on an input reference signal with the input frequency and the input periodic signal.

Abstract: According to embodiments of the present disclosure, there is provided an apparatus and method for protecting a solid-state circuit breaker.

Abstract: A gearbox includes a pair of housings which are respectively provided with a bearing block protruding axially from an inner surface thereof. A radial inner surface of the bearing block defines a bearing chamber for accommodating a bearing. At least one of the housings being provided with a lubricating assembly on the inner surface thereof. The lubricating assembly includes (i) an oil deflector having a radial segment extending from a radial outer surface of the bearing block in a direction away from the radial outer surface, and a circumferential segment extending from the radial segment along the radial outer surface, and (ii) a middle oil guide rib intersecting with the radial outer surface of the bearing block and being provided with, at the intersection, an oil inlet hole providing access to the bearing chamber of the bearing block. The oil inlet hole is located on a lower side of the oil deflector. The circumferential segment extends towards the oil inlet hole.

Abstract: An apparatus for generating a self-check leakage current is disclosed. The apparatus includes: a mechanical switch; a phase line solid-state switch arranged on a phase line and located upstream of the mechanical switch; a current transformer arranged upstream of the phase line solid-state switch; a bypass unit including a bypass switch and a bypass resistor, one end of the bypass unit is connected between the mechanical switch and the solid-state switch on the phase line, and the other end is connected to the upstream of the current transformer on the neutral line; A control unit for controlling the switching on and off of the phase line solid-state switch and the bypass switch and to receive the current value detected by the current transformer, wherein the self-check leakage current is generated when the phase line solid-state switch and the bypass switch are switched on.

Abstract: The present invention discloses a neural network-based NARMA-L2 multivariable control method, which includes: deriving a NARMA-L2 multivariable control law of a nonlinear discrete system; using neural networks to offline identify nonlinear functions in the control law; designing the controller with the control law, designing a closed-loop control system for a certain type of turbofan engine, and adding the function of making the online update of neural network errors on the basis of this to correct the controller parameters, and studying the tracking performance of the control system. Aimed to minimize the quadratic performance index for the errors of the engine's high-pressure rotating speed and pressure ratio, by using neural networks in combination with the deduced NARMA-L2 multivariable control law, the present invention has designed a dual-variable controller, calculated the engine's control variables and controlled the fuel flow of the engine and the critical interface area of the exhaust nozzle.

Abstract: A detecting apparatus for a circuit breaker and a circuit breaker are provided. The detecting apparatus includes: a micro control unit including an analog-to-digital conversion port and a digital-to-analog conversion port; and a zero-sequence current transformer coupled in a line of the circuit breaker and including: an induction coil encircling the line of the circuit breaker; a detection winding coupled to the induction coil and connected to the analog-to-digital conversion port, so as to induce an induction signal from the induction coil at least during a leakage period or a leakage detection period and send a leakage signal related to the induction signal to the analog-to-digital conversion port; and a self-detection winding coupled to the induction coil and connected to the digital-to-analog conversion port, so as to receive a self-detection signal sent by the micro control unit via the digital-to-analog conversion port to perform a leakage detection.

Abstract: The embodiments of this disclosure disclose an image anomaly detection method. A specific implementation of the method comprises: obtaining a test image; inputting the test image to an autoencoder to obtain a first reconstructed image; inputting the first reconstructed image to an expert network to obtain a second reconstructed image; based on the test image, the first reconstructed image, the second reconstructed image and a perceptual measurement method, generating an anomaly score matrix; based on the anomaly score matrix, generating anomalous area information. This implementation achieves a zero-shot training network and improves the accuracy of locating anomalous areas.

Abstract: A display panel and a display device are provided. The display panel includes a substrate; a light-emitting unit disposed on one side of the substrate; and a light-shielding layer disposed a side of the light-emitting unit away from the substrate. The light-shielding layer includes a first type of openings and a second type of openings; each of the first type of openings includes a first holding area and a second holding area corresponding the first holding area; first holding areas and the second type of openings are configured to dispose first color resists; the second holding area is configured to dispose a filling color resist; and an opening area of the first holding area is smaller than an opening area of each of the second type of openings.

Abstract: A display panel and a display device are provided, The display panel includes: a circuit layer, a light-emitting device layer located at a side of the circuit layer and including vertical light-emitting diodes; and a touch structure. A part of the touch structure is located between the light-emitting device layer and the circuit layer, and/or a part of the touch structure is located at a side of the light-emitting device layer away from the circuit layer.

Abstract: Organometallic photoresist compositions for photolithography patterning, particularly for extreme ultraviolet (EUV) radiation, are described. The organometallic photoresist compositions comprise a first organometallic (cyclopentadienyl)tin compound; a second organometallic compound represented by chemical formula CpaMbLc, wherein M comprises Sb, In, Bi, Te, Zr, and Hf, Cp is cyclopentadienyl, L is ligand, a, b, c are integer and ?1; a solvent; and/or an additive.

Abstract: Provided are a display panel and a display device. The display panel includes a substrate, a first conductive portion, a second conductive portion and a third conductive portion. The second conductive portion is disposed between the first conductive portion and the substrate. The first conductive portion is electrically connected to a drive module through the second conductive portion. The second conductive portion is disposed between the third conductive portion and the substrate. The projection of the third conductive portion on the substrate does not overlap with the first conductive portion. The projection of the third conductive portion on the substrate overlaps with the second conductive portion.