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WO/2023/209821A1 |
A power conversion device (1000) comprises: N direct current voltage terminals (VE1-VEN); a converter (100); and a switching control unit (10) that controls switching of a switching element included in the converter (100). At least one o...
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WO/2023/206952A1 |
Disclosed in the present invention is a gain-adjustable and high-conversion-ratio DC/DC converter for a wide input voltage range. The gain-adjustable and high-conversion-ratio DC/DC converter is composed of an N-stage high-conversion-rat...
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WO/2023/210256A1 |
A power supply device according to the present invention is provided with an input capacitor, a step-down DC/DC converter, a step-down control unit, a power storage capacitor, a step-up DC/DC converter, and a step-up control unit. The st...
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WO/2023/208873A1 |
The present description relates to a switched-mode power supply system comprising at least one pair of dual-bridge converters (DAB1, DAB2), wherein: first switching H-bridges of the converters are connected, in parallel or in series, to ...
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WO/2023/206953A1 |
Disclosed in the present invention is a multi-reference-level wide-range gain adjustment high-transformation-ratio DC/DC converter, which consists of an N-stage high-transformation-ratio DC/DC converter and a reference level converter, o...
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WO/2023/207112A1 |
A charge pump control circuit, a display panel, and a display apparatus. The charge pump control circuit comprises: a first sampling identification module (10), which is used for sampling an input voltage of a series branch (60), outputt...
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WO/2023/202853A1 |
The invention relates to an electronic system comprising a power supply module (5) configured to supply power to an electronic device (3), the electronic device (3) comprising at least one light source (9), a rechargeable battery (13), a...
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WO/2023/202411A1 |
The present application provides a power module, a charging pile, and a power supply device. The power module comprises: a power supply input terminal, a first DC/DC power converter, a second DC/DC power converter, a switching unit, and ...
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WO/2023/202689A1 |
Embodiments of the present application provide a multiphase buck conversion circuit, apparatus and device. The circuit comprises: a first switch S1, a second switch S2, a third switch S3, a fourth switch S4, a first driver, a second driv...
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WO/2023/203678A1 |
A switching leg (152) includes a first switching element (Q1) and a second switching element (D1) that are connected in series. A driving circuit (150) includes: a driver (151) for driving the first switching element (Q1); a diode (D2) f...
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WO/2023/204552A1 |
Provided is an aerosol generating device including: a battery configured to supply power; a heating body configured to heat an aerosol generating article; and an amplifier electrically connected to the battery and the heating body, where...
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WO/2023/205276A1 |
Embodiments that provide advanced charging of energy source arrangements for energy storage applications are disclosed. The embodiments can be used within energy storage systems having a cascaded arrangement of converter modules. The emb...
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WO/2023/205550A1 |
A bidirectional isolated high voltage DC-DC converter includes a primary three-level circuit, a capacitor-inductor-inductor-capacitor (CLLC) resonant tank network connected to the primary three-level circuit, a secondary three-level circ...
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WO/2023/201967A1 |
The present disclosure provides a multi-coupled chopper converter, a control method, and a power supply device. The multi-coupled chopper converter comprises at least one circuit unit; the at least one circuit unit respectively comprises...
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WO/2023/202012A1 |
Disclosed in the present invention are an electromagnetic probe transmitter system suitable for a deep earth probe, and a control method therefor. A power frequency rectification module in the system rectifies an alternating current, whi...
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WO/2023/202527A1 |
Disclosed in the present application are a method and apparatus for controlling a power supply circuit, and an electronic device and a readable storage medium. The method for controlling a power supply circuit is applied to an electronic...
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WO/2023/202550A1 |
Disclosed in the embodiments of the present application are a flyback power circuit, a circuit board and a terminal device. The flyback power circuit comprises a rectification sub-circuit, a boost sub-circuit, an auxiliary boost sub-circ...
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WO/2023/201716A1 |
A multiphase buck circuit, a filter circuit, and an electronic device, relating to the technical field of power electronics and the technical field of power supplies. The multiphase buck circuit comprises a controller, an auxiliary induc...
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WO/2023/200062A1 |
The present invention relates to a sub-module for a single packaging type semiconductor transformer with excellent insulation and induction heating prevention performance, which can increase insulation performance by securing a separatio...
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WO/2023/200103A1 |
A DC-DC converter according to an embodiment of the present invention comprises: a first stage converter for stepping up or stepping down an input voltage and outputting same; and a second stage converter connected to an output of the fi...
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WO/2023/197661A1 |
Provided in the present application are a controller for an asymmetrical half-bridge conversion circuit, and a power source module and an electronic device. When an asymmetrical half-bridge conversion circuit operates in a working-suspen...
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WO/2023/287354A9 |
In the parallel operation of power supply units, a high line ripple current may be observed in output when the power supply units (PSUs) are supplied with different inputs. For example, a high line ripple current may be observed when PSU...
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WO/2023/198170A1 |
Embodiments of the present application provide a high-voltage power supply circuit and apparatus for a switching power supply. The high-voltage power supply circuit comprises: a rectifier circuit, a first diode, a second diode, a chip an...
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WO/2023/199637A1 |
A power supply system according to the present invention comprises: a plurality of power sources that supply power to a single load within a vehicle; a plurality of power supply paths that connect between the single load and the respecti...
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WO/2023/197684A1 |
An electronic device and a power supply method for a smart power amplifier, which device and method relate to the technical field of terminals. The electronic device comprises a battery, a switching circuit, a boosting circuit, a smart p...
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WO/2023/200063A1 |
The present invention relates to a submodule for a single packaging type semiconductor transformer with reduced partial discharge and excellent insulation performance, wherein the submodule may secure a separation distance between a high...
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WO/2023/197208A1 |
The voltage regulation circuit includes a compound adjustment unit (110), a controller (120) and a rectified output unit (130), wherein the compound adjustment unit (110) comprising an inductance (L1) and two switching elements (Q1, Q2),...
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WO/2023/198342A1 |
Control signals for power switches in a resonant DC/DC converter, for example an LLC converter, are generated by counting a number of clock cycles, for example 1000, of a clock with a high frequency, for example 100 MHz. In this way, a s...
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WO/2023/197660A1 |
Provided in the present application are a controller for an active clamp flyback conversion circuit, a power source module, and an electronic device. After an active clamp flyback conversion circuit operates in a paused operation state, ...
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WO/2023/198041A1 |
Provided in the present application are a power source controller, a power source system, and a control method, which are applied to the field of power sources. The power source controller is coupled to a power source output module, and ...
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WO/2023/200133A1 |
Disclosed is a vehicular solar power control system capable of stably charging a vehicle battery by performing large-capacity solar power generation through a plurality of solar panels. The vehicular solar power control system according ...
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WO/2023/195025A1 |
Disclosed is A system (100) including an input unit (102) and an output unit (104), coupled to a converter device (106). The input unit (102) generates a first input signal. The output unit (104) generates a second input signal. The conv...
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WO/2023/193914A1 |
A charger configured for wide input/ output voltage regulation. The charger includes a low- frequency half-bridge switching device circuit, a high-frequency half-bridge switching device circuit and a controller configured to receive an o...
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WO/2023/193455A1 |
The present application discloses a driving circuit (10), a light-emitting circuit, and a display device. The driving circuit (10) is connected to a load element (20), and the driving circuit (10) comprises: a switch power supply circuit...
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WO/2023/196767A1 |
An IC is coupled to a power stage having a first half bridge having first and second transistors and a second half bridge having third and fourth transistors. A controller (110) has a first control output to provide first-fourth control ...
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WO/2023/195601A1 |
An electronic device configured to be able to minimize heat generation and rapidly charge a battery may be provided. An electronic device having a simple circuit configuration for battery charging, with compatibility taken into considera...
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WO/2023/193764A1 |
The present invention provides a power conversion circuit and a control method. The power conversion circuit comprises: a main loop composed of a first power circuit, a second power circuit, a switching circuit and a main loop switch; an...
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WO/2023/193649A1 |
The present invention belongs to the technical field of wireless power transmission. Disclosed is a dynamic wireless power transmission output power control method based on sliding mode prediction control. The method is applied to an LCC...
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WO/2023/194875A1 |
A method for cancelling the effects of variation of primary voltage supplied to a welding power supply includes receiving a mains voltage at the welding power supply, rectifying the mains voltage to obtain a rectified voltage, applying t...
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WO/2023/187976A1 |
The purpose of the present invention is to provide a transformation control device and a power conversion device that can suppress any drift of phase current in a magnetic-coupling-interleave-type chopper circuit. In the present invent...
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WO/2023/186368A1 |
The present invention relates to the control of a DC-DC converter. A controlled variable of the DC-DC converter is formed as a combination of voltage control and current control. The maximum permissible current for the current control ca...
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WO/2023/189182A1 |
A DC-DC converter (20) control device (40) is provided with a switching control unit that selects either a first control or a second control to be executed. The first control turns switching elements (21A, 21B) in the DC-DC converter on ...
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WO/2023/192092A1 |
A bidirectional converter includes first and second terminals between which a current flows and a current-sensing circuit electrically connected to only one of the first and the second terminals to sense the current. Current sensing is o...
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WO/2023/191203A1 |
According to an embodiment of the present invention, an energy conversion system comprises: a plurality of energy conversion modules which collect external energy and convert same to electrical energy; and DC-DC converters which are conn...
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WO/2023/191684A1 |
A smartcard (100) comprising: a fingerprint sensor module (102); a microcontroller module (302); a contact plate (304) comprising externally accessible contacts configured to communicate with a terminal (104), the contact plate being gal...
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WO/2023/185198A1 |
The present invention relates to the field of power sources. Provided are a power source conversion apparatus and system. A control unit is provided to receive a first sampling signal and a second sampling signal, which represent the sta...
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WO/2023/184692A1 |
The present invention is applicable to the technical field of voltage conversion. Disclosed are a voltage conversion apparatus and a display device. Upon receipt of a current light-emitting brightness demand of a light-emitting component...
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WO/2023/188965A1 |
In the present invention, a semiconductor device comprises, for example, a current detection circuit that generates a current detection signal that corresponds to a monitored current, an error amplifier that generates an error signal tha...
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WO/2023/188588A1 |
A coupled inductor (1) comprises: a magnetic body (10); a conductor (20) at least partially provided in the magnetic body (10); and a conductor (30) that is at least partially provided in the magnetic body (10) and that is coupled with t...
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WO/2023/191552A1 |
According to the present invention, a flyback-type power supply device comprises: an input filter capacitor; a transformer; a first switching element for opening/closing a passage of current flow between the input filter capacitor and a ...
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