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WO/2022/166784A1 |
Disclosed in the present invention is a Hall rocker knob switch, comprising a base, a rocking assembly provided on the base, a magnet linked to the rocking assembly, a master control PCB, a Hall chip provided on the master control PCB an...
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WO/2022/166788A1 |
Disclosed in the present utility model is a photoelectric-driven rotary switch, comprising a positioning base, and a rotary base arranged on the positioning base, wherein a plurality of stop blocks are annularly distributed in the rotary...
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WO/2022/168414A1 |
A first gate drive unit 4, if a voltage VDD at a power supply terminal TP is higher than a voltage VSS at a ground terminal TG, outputs a first drive voltage Vd1 for turning on a first transistor M1, the first drive voltage Vd1 being hig...
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WO/2022/161158A1 |
Disclosed in the present invention is a touch panel switch system, comprising an upper assembly, a lower assembly, and a suspension assembly. The upper assembly comprises a top cover and an inner bracket; the top cover is fixedly connect...
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WO/2022/161687A1 |
The invention relates to an electronic device for controlling an electromagnetic part, the electronic device comprising: - a power battery, - a control circuit, - a power circuit driving the electromagnetic part, and - a MOSFET for prote...
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WO/2022/160809A1 |
Disclosed is a power source switching circuit, comprising: a first switch circuit, a second switch circuit and a switch control module, wherein each of the first switch circuit and the second switch circuit comprises a first power source...
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WO/2022/162046A1 |
The present invention relates to an inductive heating arrangement for heating of an aerosol-forming substrate. The heating arrangement comprises a DC power source and a power supply electronics comprising a DC/AC inverter connected to th...
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WO/2022/162296A1 |
The invention relates to a control circuit (10) for a first switch comprising at least one transistor (T1), the first switch being arranged in series with a second switch in an inverter arm of an electrical power supply device intended t...
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WO/2022/163113A1 |
This semiconductor device 1 has: a gate dividing transistor 9 which is connected between a drain electrode 11 (= output electrode OUT) and ground electrode and which can individually control a plurality of channel regions; an active clam...
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WO/2022/164329A1 |
There is provided an electrical switch comprising a length of superconducting material. In some forms the electrical switch is configured to be controlled between a low-resistance state and a higher-resistance state by the selective appl...
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WO/2022/164164A1 |
A battery switch driving circuit according to an embodiment of the present invention comprises: a first battery input terminal and a second battery input terminal; a converter positioned between the first battery input terminal and the s...
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WO/2022/164330A1 |
There is provided a rectifier of an alternating input current, which may comprise: an electrical switch comprising a length of HTS material to carry an alternating switch current, the HTS material having a critical current; a magnetic fi...
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WO/2022/163347A1 |
This transformer chip, which forms a signal-transmitting device, has, for example, a first wiring layer, a second wiring layer different from the first wiring layer, a primary winding formed on the first wiring layer, a secondary winding...
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WO/2022/157054A1 |
According to a method for determining the capacitance of a capacitive element (3), during each measurement cycle of a plurality of successive measurement cycles, the capacitive element (3) is charged, and then a charge quantity is transf...
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WO/2022/155912A1 |
Provided are a control circuit of a bidirectional charging system and a vehicle-mounted bidirectional charger. The control circuit of a bidirectional charging system comprises an input module (100), a first switch module (200), a second ...
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WO/2022/158002A1 |
Provided is a method to control a power semiconductor module comprising monitoring at least one operating parameter, and only if the operating parameter is kept into a range and the operating parameter's range has an initial status, init...
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WO/2022/157478A1 |
A device (15) including a piezoelectric sensor (16). The piezoelectric sensor (16) includes a layer of piezoelectric material (7) disposed between a number of sensing electrodes (4, 12, 13) and at least one counter electrode (3). The dev...
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WO/2022/159286A1 |
A doorbell chime bypass circuit includes a first node, a second node, and a bi-directional FET switch in series with the first node and the second current node. The bi-directional FET switch includes a first FET and a second FET in serie...
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WO/2022/154438A1 |
The present invention relates to a relay drive circuit for generating a gate voltage that controls the on/off of a pre-charge relay, and a battery system comprising same. The relay drive circuit of the present invention controls the elec...
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WO/2022/152371A1 |
The invention relates to a haptic button assembly, comprising a housing, at least one button held in the housing and apt to be moved in the activation direction, at least one elastomeric dome shaped member disposed beneath the button hav...
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WO/2022/155185A1 |
A multi-layer touchscreen assembly for an appliance includes a panel including an outer touchscreen surface, an opaque layer positioned below the touchscreen surface and having at least one transparent area therein defining lighting of a...
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WO/2022/148566A1 |
The switch driver system comprises two auxiliary switches (q1, q2) connected to each other at a middle point intended to be connected to a control terminal (G) of a main switch (Q), first and second resistances (Ron, Roff) respectively c...
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WO/2022/148961A1 |
Broadly speaking, embodiments of the present techniques provide a method for identifying user interactions with an electronic apparatus. It is desirable to provide feedback to a user each time they interact with certain parts of the elec...
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WO/2022/145128A1 |
A high-frequency circuit (1) comprises: a transmission filter (31T) for B66-Tx that is connected to a power amplifier (61); a transmission filter (42T) for B25-Tx that is connected to a power amplifier (62); a switch circuit (20) having ...
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WO/2022/145697A1 |
The present invention relates to a zero voltage switching circuit for a bridgeless power factor correction boost converter, the circuit, according to the present invention, comprising: a first inductor connected in series to AC input pow...
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WO/2022/147369A1 |
Described herein are switches with asymmetrical anti-series varactor pairs to improve switching performance. The disclosed switches can include asymmetrical varactor pairs to reduce distortions. The asymmetry in the varactor pairs can be...
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WO/2022/143301A1 |
Provided are a power-on reset circuit, an integrated circuit and an electronic device. The power-on reset circuit comprises a current generation circuit, a threshold value control circuit and a reset output circuit, wherein the current g...
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WO/2022/141685A1 |
A radio frequency operation abnormality protection method, a radio frequency master unit, and a radio frequency operation system. The radio frequency operation abnormality protection method comprises: upon detection that the radio freque...
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WO/2022/140029A1 |
Fast turn-on protection of a cascode switch is presented herein. A cascode circuit includes a depletion mode field effect transistor and an enhancement mode field effect transistor electrically coupled in cascode. During turn-on, a prote...
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WO/2022/136868A1 |
A touch sensitive apparatus comprises: a top plate comprising a plurality of touch detection regions, and having one or more light sources associated therewith, such that light from the one or more light sources is transmitted within the...
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WO/2022/135808A1 |
The invention relates to a method for actuating a semiconductor power switch (14A, 14B) of an AC circuit which can be activated or deactivated by the semiconductor power switch. The method has the following steps: a) ascertaining the pre...
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WO/2022/129943A1 |
A power supply circuit for providing a positive 209, intermediate 211 and negative 213 voltage supply, comprising: a positive DC voltage bus 201 and a negative DC voltage bus 203 for connection to a power source; a first voltage divider ...
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WO/2022/130315A1 |
Examples of a data acquisition (DAQ) system for acquiring data from a sensor array are described. The sensor array includes a plurality of resistive sensors. The DAQ system comprises a multiplexing module coupled to the sensor array, and...
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WO/2022/130827A1 |
The present invention monitors, with high accuracy, the temperature of a semiconductor chip of a voltage-controlled semiconductor element. A drive signal SDRV output by a drive circuit (24) is delayed in a delay circuit (28) so that a ...
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WO/2022/126920A1 |
A system for improving the driving safety, a vehicle, a method, and a non-transitory computer readable storage medium. The system comprises: a steering wheel (12); a pressure plate (14) attached to the steering wheel (12); a pressure sen...
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WO/2022/129952A1 |
Bipolar Junction Transistors (BJT) operating at high voltages often incorporate a drift region to prevent breakdown. However, the drift region slows the switching time of the transistor, introducing inefficiency as a BJT uses most power ...
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WO/2022/127722A1 |
A protective case for an electronic device, a control method for an electronic device, and a device assembly, which belong to the technical field of electronic device accessories. The protective case for an electronic device comprises a ...
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WO/2022/132304A1 |
An RF summer circuit (20) comprises first and second ports (P1, P2) coupled by first and second resistances (R1, R2), respectively, to a junction (22). The RF summer circuit further comprises a series combination of a third resistance (R...
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WO/2022/129940A1 |
An adjustable three output DC voltage supply circuit (400) for providing a positive (409), intermediate (411) and negative (413) voltage supply, comprising: a positive DC voltage bus (401) and a negative DC voltage bus (403) for connecti...
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WO/2022/131341A1 |
This switch drive circuit comprises: a step-up circuit for stepping-up an input voltage to a drive voltage for driving a high-side switch; a driver circuit for applying the drive voltage obtained by the stepping-up performed by the step-...
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WO/2022/122570A1 |
User-actuatable paddle button, said button comprising first and second paddles (16, 18) mechanically attached to each other only by means of a detachable zone (20) to ensure that the first and second paddles can only be moved at the same...
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WO/2022/120562A1 |
An anti-oxidation control circuit and method for an atomization sheet. The anti-oxidation control circuit for the atomization sheet comprises: a main control module (1), a power supply module (2), an atomization sheet driving module (3),...
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WO/2022/121324A1 |
The present disclosure relates to an IGBT driving circuit and a power conversion device. The IGBT driving circuit comprises: a driving chip (10) having a first driving signal port (Vo); a driving resistor adjustment circuit (20) connecte...
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WO/2022/124435A1 |
Provided is a contactless button device for an elevator using an ultrasonic element and a motion recognition sensor. The contactless button device for an elevator according to an embodiment of the present invention uses a motion recognit...
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WO/2022/123254A1 |
Examples provide a multilevel switched-mode ultrasound transmitter comprising a first push-pull transistor arrangement comprising first and second drive transistors, third and fourth additional switched transistors, each arranged as a bi...
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WO/2022/125255A1 |
A phase balancer switching device that switches input phases on one side of the device to select output phases on an opposite side of the switch for load balancing purposes in a low voltage power distribution network. The device includes...
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WO/2022/087338A9 |
A control device configured for use in a load control system to control one or more electrical loads external to the control device may include an antenna and an actuation member having a front surface defining a touch sensitive surface ...
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WO/2022/125274A1 |
Methods and devices to address body leakage current generation and bias voltage distribution associated with body leakage current in an OFF state of a FET switch stack are disclosed. The devices include charge redistribution arrangements...
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WO/2022/120637A1 |
A low loss snubber circuit for protecting an electronic device within a power converter is provided. The low loss snubber circuit includes a bidirectional transient voltage suppression (TVS) diode having first and second nodes, wherein t...
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WO/2022/123977A1 |
The present invention suppresses continuous short-circuiting caused by an erroneous operation, and suppresses the flow of short-circuit peak current at that time. This driving device comprises: a short-circuiting detection comparator (...
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