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WO/2023/047364A1 |
There is provided an electric dynamic drive train for electric vehicles (EVs), the electric dynamic drive train including a high frequency direct current (DC)-DC converter and a DC-alternative current (AC) inverter. The high frequency DC...
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WO/2023/049626A1 |
Disclosed embodiments may include an integrated circuit (IC) for controlling a switched-capacitor power converter for converting voltage between first and second nodes to voltage between third and fourth nodes for use with a first plural...
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WO/2023/046373A1 |
An optoelectronic device is specified having – a transmitter (1) which is designed to emit electromagnetic radiation (2) and to be operated at an input voltage (UI), – a support (7) for the transmitter (1), said support (7) having a ...
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WO/2023/041482A1 |
The invention relates to an electrical system for a motor vehicle, the vehicle comprising at least one supply battery (10), the electrical system comprising an electrical charger (20) which is able to charge a battery (10) from an extern...
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WO/2023/041021A1 |
Provided in the present application are a control method and control apparatus for an LLC resonant circuit. The LLC resonant circuit comprises a full-bridge inverter circuit. The method comprises: when an input voltage of an LLC resonant...
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WO/2023/041023A1 |
Disclosed in the present invention is a control method for a resonant converter. The resonant converter comprises an inverter circuit, a resonant circuit, a clamping branch, a transformer and a secondary rectifying and filtering circuit....
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WO/2023/041019A1 |
A control method for an LLC resonant converter. The control method comprises: dividing an input voltage into four voltage segments, namely, a low voltage, a medium-low voltage, a medium-high voltage and a high voltage, and correspondingl...
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WO/2023/043051A1 |
Disclosed are a power transfer method and an electronic apparatus for executing the power transfer method. The electronic apparatus for executing the power transfer method, according to various embodiments, comprises: a battery; a chargi...
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WO/2023/040566A1 |
Disclosed are a boost converter and a driver circuit for driving a high-side switching transistor thereof. The driver circuit comprises: an input voltage detection module, which is used for generating an input voltage detection signal by...
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WO/2023/042962A1 |
A multi-channel charging system according to one embodiment may comprise: a power supply source for supplying power; a transformer connected to the power supply source; a plurality of charging ports, which are connected to the transforme...
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WO/2023/043691A1 |
In described examples of a system having a proportional-integral control module, an error signal is produced that is indicative of a difference between a reference signal and an output signal. An integral control signal is produced by in...
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WO/2023/041020A1 |
A control method and control apparatus for an LLC resonant converter. The LLC resonant converter comprises an inverter circuit (10) and an LLC resonant circuit (20), wherein the inverter circuit (10) comprises switch tubes Q1 to Q4, and ...
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WO/2023/042393A1 |
A switching control device according to an embodiment of the present invention comprises: a voltage detection unit that detects the voltage between both terminals at a point in time at which switching is performed from an OFF state to an...
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WO/2023/040550A1 |
A power supply apparatus. The power supply apparatus comprises a control circuit (101) and a voltage conversion circuit (102). The voltage conversion circuit (102) is used for performing voltage conversion processing on a voltage outputt...
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WO/2023/043059A1 |
The present invention relates to a wireless power supply device for a sensor of a home appliance, using magnetic resonant coupling for supplying power to a sensor of a home appliance, the device being characterized by comprising: a power...
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WO/2023/042392A1 |
The switching control device according to an embodiment of the present invention comprises: a time measurement circuit for measuring time from a time point when the voltage between both terminals of a first switching element in an off-st...
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WO/2023/038289A1 |
According to a battery management device and a method for operating same according to embodiments disclosed in the present document, overdischarge of a battery cell is prevented, and the efficiency of the battery management device may be...
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WO/2023/038847A1 |
A radiation tolerant gate driver for power converters with active-clamp reset and active-driven synchronous rectification uses integrated logic drivers for high efficiency and wide input range. A keep alive circuit prevents power train t...
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WO/2023/038297A1 |
The present invention relates to a battery swapping station (BSS) using battery pack operation during power supply cutoff, the station enabling operation without being shutdown in a BSS system if a power supply to a BSS for charging a sw...
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WO/2023/039127A1 |
Described herein are improved converters, battery banks and power circuits. Also, described herein are systems that include a multi-directional buck-boost converter (400) and multiple voltage sources (402, 406, 410), wherein the multiple...
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WO/2023/038361A1 |
An electronic device comprises: a battery; and a charging circuit. The charging circuit comprises: two three-level converters connected in parallel; a switching control circuit; an inductor; and a capacitor, wherein among the three-level...
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WO/2023/036213A1 |
A power conversion apparatus (1000), a power distribution system, and a vehicle. The power conversion apparatus (1000) comprises: a DC-DC converter (110), which is used for converting electric energy input into the power conversion appar...
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WO/2023/039102A1 |
This disclosure provides systems, methods and apparatuses for a wireless power transmission apparatus to detect a fault of the wireless power reception apparatus. Various implementations relate generally to fault detection and mitigation...
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WO/2023/036176A1 |
Disclosed in embodiments of the present application are a switching power supply control method and a switching power supply. The control method comprises: in response to a switching time interval of a second switch tube being equal to o...
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WO/2023/032577A1 |
A switching power supply device 21 according to one aspect of the present disclosure comprises an ON timing generation circuit 6 that generates a timing of turning on a switching element 1 for reducing an input voltage VIN to generate an...
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WO/2023/029531A1 |
The embodiments of the present application relate to the technical field of switch power supplies. Disclosed is a switch power supply. The switch power supply comprises a voltage isolation module, a voltage stabilization module, a voltag...
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WO/2023/034850A1 |
An agricultural planting implement (110) having a number of row units (140) includes a voltage converter (152) configured to receive an input voltage and produce an output voltage that is different than the input voltage. The voltage con...
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WO/2023/034351A1 |
An electronic device (110) has a modulator circuit (137), a pulse adjustment circuit (140), and a pulse generator circuit (150). The modulator circuit (137) generates a comparator output signal (VC) based on a sensed inductor current sig...
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WO/2023/032732A1 |
This switching power supply device is provided with a circuit substrate (1) on which a plurality of inductor windings are formed, and common magnetic bodies mounted to both sides of the circuit substrate (1). The circuit substrate (1) in...
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WO/2023/032190A1 |
A switching circuit (10) of a power conversion device (100) is formed by connecting a first semiconductor element (11) and a second semiconductor element (12) in series. A snubber circuit (20) comprises a resistor (21) and a second energ...
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WO/2023/029698A1 |
Disclosed in the present invention are a method and a system for determining a turn-off current of an MOSFET in a wireless charging system. The method comprises: determining a voltage load parameter of a composite compensation network to...
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WO/2023/034528A1 |
A radiation tolerant discrete reference voltage source includes just two bipolar junction transistors, five resistors, and a Zener diode. Two of the resistors form a voltage divider that outputs a reference voltage. Values of the resisto...
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WO/2023/034223A1 |
Modulation of switching intervals over a line cycle in an inverter system is provided. In one embodiment, an inverter circuit includes input and output ports, first and second switches. The inverter circuit provides a substantially sinus...
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WO/2023/034191A1 |
A compensation circuit includes a tail current source (118), an error amplifier (102); a compensation resistor (114), and a voltage-to-current converter circuit (106). The tail current source (118) is configured to generate a tail curren...
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WO/2023/033108A1 |
Provided is an electric vehicle that makes it possible to prevent shortage of energy of a second power storage device during vehicle travel while achieving reduction in size of the second power storage device, and that makes it possible ...
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WO/2023/029040A1 |
An auxiliary power source circuit having an ultra-low standby power consumption, comprising a transformer (T1), a PWM control chip (U1), a battery power source, a first switch tube (Q2), a voltage division adjustment module (100), adjust...
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WO/2023/032026A1 |
[Problem] To reduce the ON resistance of a MOS transistor included in an overvoltage clamp circuit by a simple circuit configuration in a DC-DC converter. [Solution] A DC-DC converter 1 is provided with: a transformer 10; a switching ele...
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WO/2023/032413A1 |
This semiconductor device comprises: high-side and low-side, first and second output transistors; a first terminal that connects to a connection node between the first and second output transistors; and a second terminal configured to co...
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WO/2023/034130A1 |
A charging integrated circuit for use in an electronic device may include an input interface configured to receive input electrical energy from a power supply, wherein the input interface is controllable to modify characteristics of the ...
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WO/2023/033778A1 |
The invention relates to devices for converting input electrical energy into output electrical energy having the necessary parameters for powering corresponding electrical energy consumers. The claimed power supply comprises: a primary d...
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WO/2023/028624A1 |
A battery charge control system for a battery including a plurality of series connected cells is provided. The system comprises a frequency generator, at least one capacitor connected at a first terminal to an output of the frequency gen...
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WO/2023/033315A1 |
A wireless power transmitter, according to an embodiment, comprises: a transmitting coil; a DC/DC converter configured to output a driving voltage; an inverter configured to output AC power to the transmitting coil; and a controller, whe...
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WO/2023/028526A1 |
An apparatus and method for delivering power to the gate-drivers used in switching power conversion devices. In a bootstrapping network gate drivers are cascaded between a high-side and a low-side. Each gate driver controls a bidirection...
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WO/2023/026757A1 |
The present disclosure addresses the problem of generating output voltage of a predetermined waveform while achieving miniaturization. A voltage boosting circuit (10) includes: an input unit (1); a voltage boosting unit (2); a voltage di...
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WO/2023/027920A1 |
This disclosure describes a non-dissipative snubber circuit configured to boost a voltage applied to a load after the load's impedance rises rapidly. The voltage boost can thereby cause more rapid current ramping after a decrease in powe...
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WO/2023/024051A1 |
A starting method and device for a switching power supply. When the switching power supply is started, the output power of a power circuit can be controlled to be gradually increased by gradually changing a control parameter from a first...
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WO/2023/024111A1 |
Disclosed in the present application are an inverting conversion circuit and a photovoltaic power generation system. The inverting conversion circuit comprises: multiple access terminals, a half-bridge switch unit, an output capacitor un...
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WO/2023/027999A1 |
The systems and methods described herein involve a power converter control system that uses a physical or virtual memristor in place of a standard resistor at a filtering stage of the power converter. The memristive low pass filter adjus...
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WO/2023/026836A1 |
Provided is a reactor comprising a coil having one winding portion, and a magnetic core. The outer peripheral surface of the winding portion includes a portion that contacts an object on which the reactor is to be installed. The magnetic...
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WO/2023/028108A1 |
In one example (oscillator configuration 100), a switched circuit includes first (106_2) and second (106_4) transistors. The first transistor has a first gate and a first source/drain path. The second transistor has a second gate and a s...
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