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WO/2022/080625A1 |
The present invention relates to a multi-power supply capable of sequence control and, more particularly, provides a multi-power supply capable of sequence control whereby, in a circuit supplied with two or more external power sources, i...
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WO/2022/078126A1 |
Provided are a charging apparatus and a method for controlling the charging of the charging apparatus, the charging apparatus (1) comprises: a first DC conversion module (10) and a control module (20), the first DC conversion module (10)...
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WO/2022/081338A1 |
A system is provided for flexible power switch gate-drive power supply. The power supply includes a primary stage comprising an inverter and a voltage source, an isolator electrically coupled with outputs of the primary stage and configu...
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WO/2022/077758A1 |
A gate-source voltage disturbance rejection circuit based on a transconductance gain negative feedback mechanism, used for driving a driven power MOSFET (Q1). The driven power MOSFET (Q1) performs a switching operation by means of a driv...
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WO/2022/080830A1 |
An electronic device includes a power supply unit for supplying power to a load. The power supply unit comprises: a converter which includes a switching element operating in a switch mode, an inductor, and an output capacitor, and provid...
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WO/2022/080662A1 |
A power supply device is disclosed. The power supply device comprises: a first switch element for selectively providing an AC power source to an actuation device; a second switch element for selectively providing the AC power source to t...
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WO/2022/080677A1 |
The present invention relates to a low-power control apparatus using a sleep timer, and more particularly, to a low-power control apparatus using a sleep timer, which, in order to minimize power consumption according to a load degree of ...
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WO/2022/078059A1 |
Disclosed in the present invention are a charge pump circuit, a chip, and a communication terminal. The charge pump circuit comprises a phase clock generation module, an acceleration response control module, and a plurality of sub charge...
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WO/2022/073111A1 |
A converter with lower passive filter size and increased flying capacitor charging speed during the converter start-up uses a combination of a multi-level power converter circuit having a flying capacitor in which the first switching har...
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WO/2022/076951A1 |
A versatile, modular power source is described which can be used as a worker pod to provide power to a portable device, to a residential/commercial power wall, or to a grid. The versatile, modular power source is designed to be replaceab...
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WO/2022/074378A1 |
This application relates to an isolated DC-DC converter. The isolated DC-DC converter includes a non-isolated DC-DC converter as a primary side. The non-isolated DC-DC converter includes a first inductor, a switch controller, and first a...
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WO/2022/075000A1 |
A semiconductor module comprises: a first terminal configured so that a first potential is applied; a second terminal; a third terminal configured so that a second potential that is lower than the first potential is applied; a first swit...
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WO/2022/073381A1 |
Provided are a power supply circuit capable of preventing overshoot of an output voltage, and a working method thereof. The power supply circuit (1) comprises a step-up switching regulator (3) and an isolated switching regulator (4); the...
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WO/2022/073757A1 |
The present invention relates to a DC/DC converter (1) for transferring an active power between two DC subsystems (5, 6) comprising: - a first converter stage (3) and a second converter stage (4) both configured to be selectively operate...
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WO/2022/073919A1 |
A transformer arrangement (10) comprises a first and a second arrangement side (11, 12) and a transformer (13) with first windings (14) coupled to the first arrangement side (11) and with second windings (15) having a first to a fourth t...
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WO/2022/069012A1 |
The present invention relates a method for optimizing electrical current in a DC link busbar of a power converter system, wherein the power converter system comprises, a first inverter bridge, connected to the DC link busbar at a first e...
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WO/2022/069349A1 |
Fault-tolerant DC-AC electric power conversion device, comprising a switch-mode DC-DC 5 converter (1, 2), a switch-mode DC-AC converter (3) comprising at least one leg (4A, 4B, 4C), a redundant leg (5), a first fault-recovery circuit (6)...
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WO/2022/070944A1 |
A signal transmission device for transmitting a power transistor drive signal to a secondary circuit system from a primary circuit system while insulating the interval between the primary circuit system and the secondary circuit system, ...
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WO/2022/071472A1 |
The problem to be solved by the present disclosure is to provide an active filter circuit and an inverter circuit on the same substrate. A power conversion circuit (10) is configured so as to achieve a reduction in the size, a reduction ...
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WO/2022/069602A1 |
A secondary side controller configured to determine a peak voltage and/or a frequency of a secondary side winding of a power supply converter over a predetermined period of time, wherein, when the converter is in the burst mode, the seco...
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WO/2022/072963A1 |
Techniques and apparatus for driving transistor gates of a switched-mode power supply (SMPS) circuit. One example power supply circuit generally includes a switching converter having a switching transistor and a gate driver having an out...
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WO/2022/072658A1 |
Embodiments described herein may relate to power converters and may relate more particularly to multi-stage hybrid power converters. Power conversion arrangements may achieve relatively higher efficiency and higher power density and/or a...
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WO/2022/067364A1 |
The invention relates to a DC-to-DC converter for converting an input direct voltage V1 into at least one variable output direct voltage Vout, comprising at least two connected converter units (2, 2'), each having at least one electronic...
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WO/2022/069430A1 |
The invention relates to a method for monitoring an event in a power converter. Record data is used after starting the power converter, wherein the record data does not indicate an error for a period of time after the power converter is ...
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WO/2022/069588A1 |
This voltage converter (100) comprises: a voltage conversion circuit (101) comprising an inverter (102) comprising at least one switching arm comprising a high-side switch (QH) and a low-side switch (QL), a resonant tank (104), a rectifi...
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WO/2022/068566A1 |
An electronic circuit and an air conditioner. The electronic circuit comprises a rectifier module and an energy storage module (500). The rectifier module comprises a three-phase rectifier bridge (300) and a bidirectional switch assembly...
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WO/2022/070806A1 |
This driving circuit for a switching element reduces loss due to a negative bias voltage, prevents breakdown of the switching element due to a surge voltage, and prevents erroneous firing of the switching element due to switching noise. ...
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WO/2022/068007A1 |
An air conditioner control circuit, an air conditioner control method, a circuit board, and an air conditioner. The air conditioner control circuit comprises: a rectifier module (201) which comprises a three-phase rectifier bridge and a ...
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WO/2022/069763A1 |
A circuit portion (2) is provided which includes an energy harvesting device (4) producing a DC output; a DC-DC converter (8) having an input connected to the DC output of the energy harvesting device (4); an output for connection to a l...
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WO/2022/069252A1 |
Arrangement comprising a supply unit (2) of an industrial control system, wherein the supply unit (2) is assigned to a superordinate computing unit (3), wherein the supply unit (2) comprises at least one electronic component part (100), ...
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WO/2022/063378A1 |
An electric power converter system with an electric power converter, e.g. an AC-DC converter, a DC-AC converter or both. The electric power converter is air cooled by a cooling system having a fluid flow system arranged to force air or l...
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WO/2022/062425A1 |
Disclosed are a switched capacitor-type direct current/direct current (DC/DC) converter, a switching power supply, and a control method, comprising a controllable switch and n switched capacitor modules. The n switched capacitor modules ...
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WO/2022/061382A1 |
The invention relates to a power assembly (4) for a medium-voltage or high-voltage converter or for a power electronics converter of an electric vehicle. Said power assembly (4) comprises at least one power semiconductor assembly (18), a...
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WO/2022/064733A1 |
This overcurrent protection circuit 4 comprises: a current detection unit 41 that detects output current flowing from a DC power supply circuit 2 to a load; a threshold value setting unit 43 that sets a prescribed threshold value for the...
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WO/2022/066536A1 |
A method of operating a multiphase power supply includes identifying a least efficient phase of a plurality of phases in the multiphase power supply based on a comparison of a pulse width for each phase in the plurality of phases, and de...
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WO/2022/062681A1 |
A multi-path switch mode power supply (20) and an electronic device. The multi-path switch mode power supply (20) comprises a controller (201) and a plurality of switch circuits (202), wherein the switch circuits (202) are respectively c...
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WO/2022/063734A1 |
The disclosure relates to a voltage conversion apparatus (100), method and computer program product (500) for generating a predefined alternating current voltage output (VAC-p-out). The voltage conversion apparatus (100) comprises an alt...
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WO/2022/065150A1 |
A signal transmitting device, according to the present invention, for example, transmits a drive signal of a gate drive transistor between a primary circuit system and a secondary circuit system while insulating between the primary circu...
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WO/2022/066278A1 |
A wireless power transfer system (100) can include a wireless power transmitter PTx (103) and a wireless power receiver PRx (105). The PTx (103) can include a transmit coil LI driven by an inverter (102) configured to receive an input DC...
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WO/2022/066554A1 |
A method and apparatus for converting DC power to AC power. For example, apparatus for converting DC power to AC power comprises an input adapted to be coupled to a high-powered distributed generator having a maximum voltage at a first v...
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WO/2022/064268A1 |
A system and method for unity power factor based battery charger and discharger is disclosed. The system includes a three phase transformer to provide isolation between battery and grid, where the grid provides three phase input supply. ...
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WO/2022/063543A1 |
The application describes a method for operating a hybrid rectifier (1) for supplying a DC load (30) with a DC voltage (UDC) rectified from an AC system (20) and variable in voltage value, the hybrid rectifier (1) comprising an AC input ...
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WO/2022/062498A1 |
Disclosed is a power factor correction (PFC) circuit for a brushless DC water pump having AC input. The PFC circuit comprises a FAN6982 chip circuit and a voltage boost circuit. The FAN6982 chip circuit is used to perform power factor co...
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WO/2022/059945A1 |
The present invention relates to a method, a system, and a computer program for designing a high voltage direct current transmission system based on a modular multi-level converter and, more specifically, to a method, a system, and a com...
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WO/2022/059933A1 |
A display module comprises: a display panel; and a driving unit which applies a first control signal for setting a PWM data voltage to sub-pixels, included in each row-line of the display panel for each image frame, to the sub-pixels in ...
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WO/2022/058145A1 |
The invention relates to a method for driving an electro-optical functional layer (FS1) by means of a control unit (ECU), the functional layer being applied on a substrate (GS1) and the electro-optical functional layer (FS1) being able t...
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WO/2022/056576A1 |
The present invention relates to a synchronous DC-DC power converter which may include a conversion cell including a number of switches and a single inductor, and a controller. The controller is configured to control a cycle of conversio...
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WO/2022/057801A1 |
A laminar static electricity eliminator circuit, comprising a main control module, a control instruction sending unit, a first driving circuit, a first booster circuit, a second driving circuit and a second booster circuit, wherein a sig...
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WO/2022/058005A1 |
The invention relates to an arrangement for supplying a load, for example an alternating current motor (M), from a direct current source (Ubat) with alternating current • with one direct current input, with two terminals, • with one ...
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WO/2022/058117A1 |
The invention relates to a method for discharging suppression capacitors (140) of an unearthed energy supply network (100) that are connected between potentials (HV+, HV-) of the energy supply network (100) and the earth, an isolation mo...
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