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WO/2023/161897A1 |
Embodiments pertain to a resonant power conversion system comprising switching circuitry configured to convert a low frequency AC power signal to a high frequency AC power signal, power conversion circuitry electrically connected in para...
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WO/2023/161225A1 |
The present invention relates to a method for suppressing an interference signal (4, 4.1) by means of an anti-interference system (16), wherein there is a transfer path (17) between the anti-interference system (16) and a power electroni...
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WO/2023/161365A1 |
The invention regards a dual-active-bridge (DAB) converter circuit (100) comprising a primary bridge circuit (116) and a secondary bridge circuit (126) that are inductively coupled to each other through a frequency transformer (102), whe...
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WO/2023/160863A1 |
The invention relates to a device (200) for switching off a primary load current of a flyback converter (100), having an overload detection (230), wherein the overload detection (230) is designed to output an overload signal (S1) when an...
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WO/2023/162537A1 |
A pulse reception circuit 227 comprises: a first constant current source CC1r that generates a first reference current I1r; a second constant current source CC1f that generates a second reference current I1f; a first receiver RXr that ad...
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WO/2023/164089A1 |
In some examples, an apparatus comprises: an amplifier (404) having an amplifier output and first and second amplifier inputs, the first amplifier input coupled to a reference voltage terminal (421), and the second amplifier input couple...
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WO/2023/160933A1 |
The invention relates to a flying capacitor device (1, 1'), such as an inverter arm (1) or a boost DC-DC converter (1'), comprising a plurality of N switching cells (2, 2') nested in each other and a balancing circuit (50) adapted to hav...
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WO/2023/162032A1 |
The present invention comprises: a gate drive unit (3) that applies a gate drive voltage to a control terminal of a semiconductor switching element (1) and drives the semiconductor switching element (1); a voltage feedback unit (2) that ...
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WO/2023/164420A1 |
Circuits and methods for sensing output current of a power converter, controlling output current in multiple parallel power converters, and enabling reconfigurability of output control for multiple parallel power converters. One embodime...
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WO/2023/161893A1 |
The invention relates to a power electronics converter suitable for transferring energy from an electrical energy source (S) such as an electrochemical electrical energy production source to an output device (DS) such as an electrochemic...
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WO/2023/162538A1 |
A driving circuit (1) comprises: a driving voltage generation unit (14) configured to, in a driving circuit that can drive a first semiconductor switching element (QL) including a first terminal, a second terminal, and a control terminal...
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WO/2023/159988A1 |
Provided in the embodiments of the present application are a control signal generation method for a switch converter in an envelope tracking power source, and a storage medium and an electronic apparatus. The method comprises: according ...
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WO/2023/163657A1 |
A controller of a power converter is coupled to a switch assembly and configured to perform a hold-up time procedure that causes the controller to control first and second switching elements into opposite conducting states during a first...
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WO/2023/157660A1 |
For example, a gate drive circuit 10 comprises a gate driving circuit 11 configured to generate a gate driving signal VG for a power element Q (power module 20), and a driving capability switching circuit 12 configured to raise the gate ...
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WO/2023/157611A1 |
This driving control device (6) is for driving and controlling a gate of a blocking NMOS transistor (5) disposed to be connectable between a first power supply circuit (2) and a second power supply circuit (3), the driving control device...
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WO/2023/159226A2 |
Electrical power system and methods for operating the power systems are disclosed. Embodiments include power systems configured for connection to loads that include green energy systems, such as hydrogen electrolyzers. Embodiments includ...
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WO/2023/156527A1 |
The invention relates to a method for providing two mutually different electrical DC voltages (12, 14) by means of a clocked energy converter (10) by using a converter switching unit (16) to apply electrical energy from an electrical ene...
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WO/2023/155424A1 |
The present application provides a voltage conversion unit, an inverter, and a photovoltaic power generation system. The voltage conversion unit provided by the present application comprises a transformer, a primary circuit, and a second...
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WO/2023/156076A1 |
An apparatus includes a converter circuit (e.g., a buck/boost converter) comprising at least one transistor and a pulse width modulated (PWM) signal generator circuit configured to receive a duty command signal, to generate at least one ...
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WO/2023/156871A1 |
A power supply system is provided including a transformer, a plurality of switches, a rectifier circuit, and a controller. The transformer includes at least one primary winding and at least one secondary winding. The plurality of switche...
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WO/2023/155070A1 |
Provided in the present disclosure is an isolated power chip based on a deadband control symmetrical class D oscillator, comprising: a transmitting stage oscillator circuit, connected to a power supply and the ground, the transmitting st...
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WO/2023/157569A1 |
A drive circuit (Dr1) capable of driving a plurality of driven transistors (QH1-QH3) that are connected in parallel, the drive circuit provided with a plurality of gate drive units (21-23) that are provided in a one-to-one manner with re...
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WO/2023/156395A1 |
The present invention relates to a clamping circuit (14) for a power module (10, 10A-B), wherein: the power module (10, 10A-B) comprises one or more semiconductor switching elements (12) connected in parallel; a plurality of power termin...
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WO/2023/158198A1 |
The present invention relates to an energy optimization power saving apparatus using return luminous energy of infrared synthetic wavelength equipped with an overload protection apparatus and provides an energy optimization power saving ...
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WO/2023/156687A1 |
The invention relates to a power system for an electric train and to an associated control method. The system (100) comprises a three-phase auxiliary output (10) to be able to power auxiliary loads (3) of the train; a DC bus (12); a thre...
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WO/2023/155280A1 |
Disclosed are a modulation strategy applicable to loss balancing of switch tubes of a bridge arm of a neutral-point clamped three-level converter, and an implementation method therefor. The method comprises: determining an operation type...
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WO/2023/156262A1 |
A driver arrangement for powering a first load in an operation mode and a second load in a second mode. In the operation mode, a power factor correction circuitry generates a PFC output signal that powers the first load, and a switched-m...
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WO/2023/155979A1 |
The invention relates to a module (201) of a modular multi-level converter (1) comprising a first module connection (212), a second module connection (215), a first electrical conductor (621), a second electrical conductor (622), a third...
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WO/2023/157185A1 |
This gate drive circuit (3) comprises: a gate driver (32) that applies an electric signal between a gate terminal (66) and a source main terminal (65) and gate drives a semiconductor switching element (6a); a feedback unit (34) that feed...
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WO/2023/156457A1 |
The invention relates to a control circuit for generating high voltage that is applied to the electrodes of an electrostatic precipitator. Another aspect of the invention relates to the use of such a control circuit in a device, e.g., in...
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WO/2023/154013A1 |
A power conversion apparatus comprises a main transformer having first and second windings wound about a core and coupled together via mutual inductance. First and second voltage converters are coupled to a first and second input voltage...
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WO/2023/153852A1 |
An aerosol-generating apparatus and a method of controlling the same are provided. The aerosol-generating apparatus includes a heater configured to heat at least a portion of an aerosol-generating article, a temperature sensor configured...
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WO/2023/153225A1 |
A common-mode voltage canceller (40) cancels a common-mode voltage generated in association with the operation of an inverter (20) for converting DC power to AC power. The common-mode voltage canceller is provided with a common-mode tran...
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WO/2023/153634A1 |
A power supply according to an embodiment comprises: a substrate; a switching unit disposed on the substrate and alternately switching input direct current power so as to convert same into alternating current power; a transformer dispose...
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WO/2023/154415A1 |
An integrated voltage regulator (IVR) for on-chip integrated circuit applications may include a tunable inductor that may be adjusted to generate a target output for the IVR. The tunable inductor may include a piezoelectric material that...
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WO/2023/154187A1 |
In some examples, a circuit (106) includes sensing circuitry (108), a synchronization circuit (110), and a controller (112). The sensing circuitry is configured to provide a comparison result based on a comparison between a reference vol...
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WO/2023/148050A1 |
The invention relates to a feedback-controlled switched converter, comprising: at least one switch, terminals for supplying an LED load, a control unit being supplied with a feedback signal indicating a load current of the LED load. The ...
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WO/2023/147817A1 |
The invention relates to a discharge circuit for discharging an electrical energy accumulator (7, 8), wherein the discharge circuit (5) has a discharge section (14), through which a discharge current (IE) flows during the discharging of ...
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WO/2023/148177A1 |
The present invention relates to an integrated magnetic device (10) comprising at least three coils (11, 12, 13), each formed by at least one winding (111, 112, 113, 111', 112', 113') around a ferrite column (121, 122, 123), the coils (1...
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WO/2023/150339A1 |
Control circuitry for a synchronous rectifier includes a sensor configured to sense a current through a power switch of the synchronous rectifier or a voltage across the power switch; a phase compensation network coupled to the output of...
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WO/2023/148988A1 |
In this gate drive circuit, first and second gate drive ICs each have: an INA terminal and an INB terminal to which PWM signals are input; a gate output terminal for outputting a gate drive signal; and an OSFB terminal for outputting a f...
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WO/2023/147812A1 |
The invention relates to a controller (1) for controlling a pump, comprising: a power supply; a first bridge driver (2); a microcontroller (3) for controlling the first bridge driver (2); and an output stage (4), wherein the controller (...
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WO/2023/148134A1 |
The invention relates to a low-loss DC-DC converter (100), the chokes (L1, L2) of which are wound in opposite directions and are magnetically coupled by means of a magnetic core (Fe), and the leakage inductances (LSig1, LSig2) of which, ...
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WO/2023/149773A1 |
A multi-phase feeding device for wireless power transmission and a method of controlling same are disclosed. The multi-phase feeding device comprises two feeding coils, and the coupling coefficient between the feeding coils is a predeter...
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WO/2023/147965A1 |
The present invention relates to an electrical drive system for or in a motor-vehicle, having at least one multi-phase electric machine, which has a double rotor, wherein the double rotor is made from flux-guiding material made of solid ...
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WO/2023/148569A1 |
A power converter includes a transformer having a primary-side winding connected to a switch, and a controller connected to a gate node of the switch. The controller includes a switch timing and control module to generate switch control ...
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WO/2023/147899A1 |
A charger (100) for an electrically driven vehicle (200), comprising an input-side AC voltage terminal (102) for the connection of an energy source (290), an output-side high-voltage DC voltage terminal (104) for the connection of a batt...
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WO/2023/144037A1 |
The invention relates to a switched converter, comprising: at least one switch, output terminals for supplying an LED load, a capacitor arranged in parallel to the output terminals, a sensing transformer, a primary winding of the sensing...
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WO/2023/147561A1 |
Technologies are provided for identification of closed-loop gain response and compensation of power supply devices. In an aspect, a computing device can receive data indicative of a transient output voltage of a power supply device. The ...
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WO/2023/144615A1 |
An electrical power apparatus for coupling between an electrical power supply and one or more electrical power loads includes: a plurality of dynamically dispatchable electrical energy storage components providing at least one of dynamic...
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