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WO/2022/166931A1 |
A power optimizer having short circuit protection, and a photovoltaic power generation system. The power optimizer comprises a short circuit protection circuit, wherein the short circuit protection circuit comprises a first switch member...
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WO/2022/169487A1 |
Controller circuitry can employ a method to provide control signals to bridge switches operating an inductor for switched-mode inductive buck-boost voltage regulation. The buck mode can operate the bridge switches in a buck current contr...
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WO/2022/165759A1 |
A charging circuit, comprising at least two sets of DC/DC converters coupled to each other, at least one set of relay switches, and at least one diode. The relay switches are used for enabling, when a first voltage is within a first thre...
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WO/2022/169481A1 |
An example method includes receiving, by a sink device and from a power adapter, an input power signal having an input voltage level; and performing, by hardware of a 3-Level buck converter of the sink device, a divide by two operation o...
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WO/2022/166342A1 |
The present solution relates to the technical field of electronics. Provided are a switch circuit, a control method, a control device and a computer-readable storage medium. The switch circuit comprises a direct-current power supply (1) ...
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WO/2022/167603A1 |
A method for controlling the heating of a susceptor of an aerosol- generating device is described, the susceptor being inductively heated by an oscillating circuit (6) driven by an inverter (5), an optional boost converter (8) being conn...
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WO/2022/167507A1 |
A DC-DC converter topology based on electromagnetically coupled class-D LC oscillator is proposed. An electrical converter comprises at least two oscillators (1,2), each of the at least two oscillators being designed to have an oscillati...
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WO/2022/166566A1 |
A switching tube control method and device, and a direct-current converter. In the solution, after a switching tube on a leading bridge arm in a phase-shifted full-bridge converter is disconnected and a current on a transformer is not gr...
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WO/2022/165814A1 |
Disclosed in the present application are a control method and apparatus for a power converter, and a storage medium. The method comprises: when the input voltage of a voltage input unit is greater than the output voltage of a voltage out...
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WO/2022/165834A1 |
A vehicle power source system and an overvoltage protection method, which ensure that when an overvoltage fault occurs in a main power source (10), each electrical load apparatus (50) no longer receives continuous overvoltage power suppl...
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WO/2022/169570A1 |
An Insulated Core Transformer (ICT) high voltage DC power supply is disclosed. The power supply comprises a plurality of printed circuit boards, each comprising a secondary winding and a voltage doubler circuit. These voltage doubler cir...
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WO/2022/169166A1 |
An electronic apparatus comprises a DC/DC converter, an inverter, a plurality of coils, a plurality of switches respectively connected to the plurality of coils, and a control circuit. The control circuit may be configured to: transmit a...
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WO/2022/168898A1 |
A boosting switch element (25) of this boosting device is provided between the ground and one end of a coil (21) having the other end connected to a power supply (15), and boosts the voltage of the one end of the coil (21) by means of a ...
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WO/2022/167062A1 |
An isolated bidirectional active-half-bridge resonant DC-DC power conversion apparatus employs dual control strategies to regulate bi-directional power flow between two DC sources. The apparatus includes a first half bridge switching net...
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WO/2022/168199A1 |
Provided are a power conversion circuit whereby it is possible to suppress noise by means of a small number of components, and a method for producing a power converter.　The power conversion circuit (50) includes: a transformer (64) hav...
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WO/2022/168403A1 |
The present invention stabilizes the output voltage to a prescribed target voltage using a charge pump circuit. This power supply device comprises: a first voltage dividing unit that is disposed between an output line to which an output ...
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WO/2022/168635A1 |
The present disclosure addresses the problem of suppressing the occurrence of an overcurrent. In a power conversion system (100), a control circuit (3) has, as operation modes, a first control mode for controlling a DC-DC converter (1) w...
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WO/2022/167192A1 |
A DC-to-DC converter according to the invention comprises a plurality of stages. Each stage comprises a parallel circuit composed of an input capacitor (CIn1, CIn2) and of a series circuit, which has at least one inductor (LWp1, LWp2) an...
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WO/2022/167546A1 |
Aircraft actuator power supply architecture, comprising an on-board, single-phase electrical network connected by a power line to an electric motor of at least one actuator, the power line successively comprising an upstream conversion d...
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WO/2022/161794A1 |
The invention relates to a power supply system (1) comprising at least two individual components (2), wherein at least one of the individual components (2) is designed to provide electrical energy and wherein a predetermined majority of ...
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WO/2022/162964A1 |
According to the present invention, when a storage battery (92) is charged: a switch (SW1) is energized; a first step-up chopper circuit, a second step-up chopper circuit, and a totem pole bridgeless PFC that are connected in parallel ar...
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WO/2022/161345A1 |
The present application relates to the technical field of electronics. Disclosed are an electronic device and a control method therefor. The electronic device comprises: a CPU, a buck-boost converter BOB, an inductor, and a switch elemen...
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WO/2022/165041A1 |
A power tool device including a housing, first and second battery pack terminals, at least one bulk capacitor, a pre-charge circuit, and a discharge circuit. The pre-charge circuit includes at least one resistance connected in series wit...
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WO/2022/161354A1 |
The present application relates to the technical field of electronics, and discloses a charging apparatus and an electronic device. The charging apparatus comprises a control module, a first switch, at least one second switch, and a plur...
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WO/2022/161066A1 |
The present application provides a xenon lamp power supply, a purification device, and a refrigeration device. The xenon lamp power supply comprises: an input circuit, a coupling assembly, an output circuit, and a control circuit. The in...
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WO/2022/164528A1 |
A high voltage power supply is disclosed. The high voltage power supply comprises a primary winding and one or more secondary windings. In one embodiment, a single secondary winding is used and the high voltage doubler circuit comprises ...
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WO/2022/160207A1 |
Provided are a conversion circuit, a pre-charging control method for a conversion circuit, and a photovoltaic system, which are used for not increasing additional costs, and preventing the generation of a current in a circuit at the mome...
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WO/2022/161395A1 |
The present application relates to the technical field of electronics, and provides an electronic device and a control method therefor. The electronic device comprises a CPU, a buck-boost converter BOB, an inductor, and a switch element....
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WO/2022/164152A1 |
An electric vehicle charging system according to one aspect of the present invention operates a multiple connection switch connected to three or more electric wires of an electrical grid, so as to connect some electric wires from among t...
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WO/2022/161184A1 |
The present application relates to the technical field of power electronics, and provides a power source module and a power source system. The power source module comprises: a main power topology, a digital controller and a plurality of ...
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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/2022/164125A1 |
An electronic apparatus according to various embodiments may comprise: an energy storage circuit including at least one capacitor connected in series with a battery to accumulate charges; a switched capacitor which transmits the charges ...
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WO/2022/164035A1 |
The present invention provides an electric vehicle charging apparatus comprising: an external connector that is connected to an electric vehicle of a user; and a relay mesh that supplies electricity to the external connector, wherein the...
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WO/2022/161678A1 |
An installation for the inductive transfer of electric power from a primary conductor system of the installation to a secondary winding of a mobile part of the installation, said mobile part being movable relative to the primary conducto...
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WO/2022/160423A1 |
A bidirectional transmission circuit for a universal signal, comprising a power supply module (10) and a bidirectional transmission module (20). The bidirectional transmission module comprises an intrinsically safe energy limiting module...
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WO/2022/165522A1 |
A DC-DC power converter with closed loop error compensation may operate in both pulse width modulation (PWM) mode and pulse frequency modulation (PFM) mode. The DC-DC power converter includes type III compensation, and is operable in PWM...
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WO/2022/164499A1 |
A semiconductor device has a power rail that provides a rail voltage. The power rail is electrically coupled to a plurality of voltage regulators, and each voltage regulator includes an output interface electrically coupled to the power ...
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WO/2022/160305A1 |
Disclosed are a conversion circuit, a voltage conversion apparatus and an electric vehicle. The conversion circuit comprises a buck-boost unit and a switch capacitor unit. The buck-boost unit can perform buck conversion or boost conversi...
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WO/2022/165486A1 |
Certain aspects of the present disclosure are directed to an apparatus for voltage regulation. The apparatus generally includes a first switch, an inductive element, the first switch being coupled between a first voltage rail and a first...
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WO/2022/164153A1 |
An electric vehicle charging system according to an aspect of the present invention may comprise a transformer, an alternating current/direct current (AC/DC) converting system, a requested power operation unit, and an electric wire netwo...
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WO/2022/161880A1 |
An isolated driver generates a PWM load drive level signal at the primary side and provides this to the secondary side via an optocoupler. Power consumption of the load is also sensed at the primary side. A drive level is sensed at the s...
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WO/2022/161334A1 |
The present application discloses an electronic device and a control method therefor, which relate to the technical field of electronics. The electronic device comprises: a CPU, a buck or boost (BOB), an inductor and a switch element. Th...
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WO/2022/157348A1 |
A bi-directional power converter (200B), a control unit (104), a charging device (200A) and a method (600) for transferring power between an EV (106) and a power grid are provided. The bi-directional power converter (200B) includes an is...
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WO/2022/158311A1 |
In order to supply a predetermined current at high power source efficiency to each of a plurality of loads where a constant current is to be supplied to a single power source line, this current control circuit comprises a DC/DC converter...
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WO/2022/157350A1 |
A bi-directional power converter (200B), a control unit (104), a charging device (200A) and a method (600) for transferring power between an EV (106) and a power grid are provided. The bi-directional power converter (200B) includes an is...
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WO/2022/156122A1 |
An LED drive power supply and an efficiency adjustment method therefor. The LED drive power supply comprises a PFC power circuit (101) located at a front stage, a DC-DC power circuit (102) located at a rear stage, a stability control mod...
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WO/2022/158134A1 |
A purpose of this disclosure is to extract electric power efficiently from at least two types of power generation units. A power supply circuit 1 is supplied with electric power from a first power generation unit 11 and a second power ge...
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WO/2022/158389A1 |
A power supply system device (10) is provided with a plurality of power conversion circuits (31-34) and an MPU (20). The MPU (20) outputs an oscillation control signal to the plurality of power conversion circuits (31-34). The plurality ...
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WO/2022/156988A1 |
The invention relates to a galvanically coupling DC-to-DC converter having a first side (A1) and a second side (A2). The first side (A1) and the second side (A2) each have a first potential (U+, V+) and a second potential (U-, V-). The D...
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WO/2022/157349A1 |
A bi-directional power converter (200B), a control unit (104), a charging device (200A) and a method (600) for transferring power between an EV (106) and a power grid are provided. The bi-directional power converter (200B) includes an is...
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