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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/2022/164393A1 |
A direct (DC) or alternative (AC) electric circuit (1) needs to be efficiently protected both against excessive current and overvoltage, e.g. by lightning, wherein also selectivity of such protection would have to be assured, which means...
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WO/2022/157378A1 |
The invention relates to an overvoltage protection device (10) to protect an electrical system from transient overvoltages, having a voltage-limiting protection component (18) and also a voltage-switching protection component (20). The v...
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WO/2022/155918A1 |
The embodiment of the present application provides an electronic device, a photoelectric receiver, an optical module, and a network device, which relate to the technical field of microelectronic circuits, and can ameliorate the problem o...
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WO/2022/154899A1 |
The disclosed embodiments relate to method and/or device which is effective at cancelling or altering electrical signals or pulses, generated by, for example, digital electronic systems and components, that are induced, reflected or othe...
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WO/2022/148020A1 |
The disclosure discloses a graphite surge protector, comprising a tripping device, a graphite gap module, a first indicator sheet, a second indicator sheet, an indicator frame, a power arm, and a bearing, wherein the first indicator shee...
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WO/2022/149798A1 |
An electronic device is disclosed comprising a battery, a power management module, a charging circuit, and a processor operatively connected to the battery, power management module and charging circuit and comprising a central processing...
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WO/2022/144165A1 |
Determination of residual flux and the validity of the residual flux determined is described. A parameter associated with a voltage of a transformer is monitored. Based on a comparison of the parameter associated with the voltage of the ...
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WO/2022/142365A1 |
The present disclosure relates to the technical field of electronic and electrical devices, in particular to a modular surge protection device. The modular surge protection device comprises an overvoltage protection assembly and a trippi...
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WO/2022/134606A1 |
An electrostatic protection structure, an electrostatic protection circuit, and a chip. The electrostatic protection structure comprises a semiconductor substrate (3), a first N-type well (4), a first P-type well (5), a first N-type dope...
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WO/2022/134619A1 |
A surge protector, comprising a first discharge tube, a second discharge tube, a first trip device, and a second trip device; one lead end of the first discharge tube and one lead end of the second discharge tube are electrically connect...
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WO/2022/121659A1 |
The present application discloses a charging device and a charging system. The charging device comprises: a housing; a power interface used to be connected to a power supply; and a charging interface arranged on the housing and used to b...
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WO/2022/123700A1 |
The present invention comprises: a breaker unit (3); a resonance circuit (4) having a capacitor (5), a reactor (7), and a closing switch (6); a voltage detection circuit (12); a charging circuit (9) having a charging resistor (11) and a ...
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WO/2022/115968A1 |
Power line conductors are normally shielded from direct lightning strikes by appropriately placed overhead ground wires. However, even when such overhead ground wires work as intended and intercept a strike, for a short period of time, t...
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WO/2022/109936A1 |
Disclosed in the present invention is a vehicle starting power supply protection circuit, comprising a positive electrode connecting wire and a negative electrode connecting wire, wherein the positive electrode connecting wire is used fo...
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WO/2022/110995A1 |
The embodiments of the present application relate to the technical field of circuits. Provided are a switch quantity output circuit, a circuit board assembly and an electronic device. The circuit comprises a control circuit, a contact sw...
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WO/2022/110133A1 |
An electronic device includes a first group III nitride transistor and an electrostatic discharge (ESD) protection circuit. an electronic device may include a first group III nitride transistor and an ESD protection circuit. The ESD prot...
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WO/2022/100185A1 |
A surge protector with an anti-falling structure, relating to the technical field of surge protectors, and comprising a plug-in module (2) and a base (1), the base (1) comprising external terminal connecting parts on two sides, a sliding...
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WO/2022/101473A1 |
An ESD protection element is embedded in a silicon substrate suitable as a carrier, for example for ASICs. Said ESD protection element is spaced apart from one or more vias penetrating through the silicon substrate. The electrical linkin...
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WO/2022/101475A1 |
The invention relates to a method for operating a generator unit which has an electric machine having rotor winding (16) and stator winding (12) and a rectifier (14) connected thereto, via which rectifier the electric machine can be conn...
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WO/2022/095509A1 |
An electrostatic protection circuit, an integrated circuit, and an electrostatic discharge method. The electrostatic protection circuit comprises: a pulse detection unit (100), a first end being connected to a first bonding pad (101), a ...
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WO/2022/095498A1 |
The present invention provides a control method for a current-limiting control circuit, and an electrical system. The current-limiting control circuit comprises a high-voltage side connected to a direct-current bus, a low-voltage side co...
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WO/2022/088937A1 |
Provided in the embodiments of the present invention is a vertical thyristor switch for a controllable surge arrester, the vertical thyristor switch comprising an insulating sleeve and a vertical switch core body, which is packaged insid...
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WO/2022/091146A1 |
An electronic device for overvoltage discharge (100) is described, based on the concept that an overvoltage, depending on entity and type, can be grounded or reabsorbed by one or more electronic elements, comprising an electronic input s...
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WO/2022/083708A1 |
Disclosed are a discharge circuit, a surge protection circuit, an ignition circuit, and an electronic device. The discharge circuit comprises: a three-pole gas discharge tube, a first impedance branch and a second impedance branch. The f...
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WO/2022/083709A1 |
Disclosed in the embodiments of the present application are a discharge circuit, a surge protection circuit, an ignition circuit and an electronic apparatus. The discharge circuit comprises at least two switch-type devices and at least t...
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WO/2022/083868A1 |
The invention relates to a configuration (300) having a direct-current (DC) transmission line (303) and a protective device (306) for protecting the DC transmission line (303). The protective device (306) connects the DC transmission lin...
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WO/2022/082426A1 |
A power conversion device (200), includes a bulk capacitor (115), a current limiting resistor (151) in series with the bulk capacitor (115), and an inrush current control device configured to bypass the current limiting resistor (151) wh...
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WO/2022/081778A1 |
A fault managed power system (FMPS) and method monitors and detects fault currents in PoE, PFC, and other cables that indicate likely human contact with cable conductors. The level of current detected through the human body combined with...
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WO/2022/061086A1 |
A protection circuit for use with an electronic DSL component having a tip connection and a ring connection, the protection circuit including: a first unidirectional transient-voltage-suppression (TVS) diode, having a negative TVS breakd...
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WO/2022/057792A1 |
A protective circuit, comprising a micro circuit breaker (100), a surge protection device (300) and a trip control circuit (200), wherein the trip control circuit (200) comprises a zero-sequence transformer (210), a first comparison modu...
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WO/2022/060461A1 |
An example system includes a first surge protection module configured to receive a command signal; a motor control module configured to receive: (i) the command signal from the first surge protection module, and (ii) an enable signal, wh...
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WO/2022/053131A1 |
The invention relates to an electric grid comprising feed-ins, loads, and a distribution grid which is located therebetween and is composed of at least one dynamic insulator and busbars, wherein the feed-ins and the loads together with a...
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WO/2022/048076A1 |
An electrostatic discharge protection circuit. The electrostatic discharge protection circuit comprises: a first power supply, a second power supply, a first electrostatic discharge protection device, a second electrostatic discharge pro...
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WO/2022/043399A1 |
This apparatus (2) for interrupting an electric current comprises a cut-out (4), a fuse link (16) and at least one voltage suppressor element (12, 14) connected in series with the fuse link (16), the fuse link (16) and the at least one v...
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WO/2022/046244A1 |
A high-voltage protection module (200) for a metrology device includes a metal-oxide varistor (MOV, 124) coupled across a mains power line, a resistor (126) electrically coupled to the MOV in series with the MOV, and a fuse (128) electri...
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WO/2022/041050A1 |
A power surge protection circuit for an Internet of Things mobile base station, and a protection method, which belong to the field of Internet of Things mobile base stations. The power surge protection circuit for an Internet of Things m...
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WO/2022/041045A1 |
An anti-static protection system for Internet of Things communication and a protection method. The system comprises an acquisition and detection unit, a central control unit, a power management unit, a circuit protection unit, a wireless...
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WO/2022/037163A1 |
A box core module, a plug module and a surge protective device. A plug module (8) comprises: a housing (2); bottom plates (4a, 4b); a plurality of box core modules (1) having independent tripping mechanisms; a first pin electrode; and a ...
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WO/2022/036881A1 |
A distribution network line lightning arrester, comprising: a lightning arrester housing, zinc oxide lightning arrester pieces, an upper plug, a lower plug, a push rod, a pressure spring, and a separation mechanism. Multiple zinc oxide l...
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WO/2022/032762A1 |
An anti-reverse connection circuit, and an electronic parking brake circuit and a control method therefor. The anti-reverse connection circuit comprises a power supply access unit and an anti-reverse connection unit, wherein the power su...
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WO/2022/033747A1 |
The electrical system (102) comprises two supply lines (L+, L-) between which the electrical component (C) is connected and a voltage limiting circuit (124) for limiting a switch voltage (Vmos) across a controllable switch (118) of the p...
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WO/2022/032763A1 |
An electromagnetic clutch circuit and an automobile. The electromagnetic clutch comprises: an anti-reverse-connection unit and a clutch half-bridge working unit, wherein the clutch half-bridge working unit comprises a negative electrode ...
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WO/2022/029498A1 |
Systems, methods, techniques and apparatuses of ground fault protection are disclosed. One exemplary embodiment is a power switch being structured to receive a load current from a power source at a source-side and selectively output the ...
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WO/2022/027919A1 |
Disclosed are an over voltage protection circuit and an electronic device. The over voltage protection circuit comprises: a measurement circuit, used for measuring an output voltage; a first protection circuit, connected to the measureme...
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WO/2022/030422A1 |
Disclosed is a novel circuit structure that makes it possible to implement an arc countermeasure with a simple structure and to reduce size and cost. A circuit structure 10 includes: a power source line 16 that connects a battery 12 to...
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WO/2022/025981A1 |
An active inrush current limiter and method of limiting inrush current actively monitor line voltage and voltage drop across a current limiting resistance in a manner that eliminates the impact of fluctuations of line voltage on the deci...
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WO/2022/024185A1 |
A magnetic saturation type current limiter system according to an embodiment is connected to an electric power system. The magnetic saturation type current limiter system has a magnetic saturation type current limiter and a lighting arre...
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WO/2022/021404A1 |
Embodiments of the present application provide a power conversion circuit, an electric power transmission system, and photovoltaic equipment. The power conversion circuit comprises: a first bridge arm comprising a first upper bridge arm ...
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WO/2022/024040A1 |
A system and a method for limiting in-rush currents to a battery module (14) is provided. The system and the method include operating a power MOSFET (12) with a pulse-width-modulated, PWM gate voltage. The frequency and the duty cycle of...
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