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Patent # Description
US-1,005,0559 Control architecture with improved transient response
A power interface device includes a main switching converter, an auxiliary switching converter, a feedback sense circuit, an error amplifier, a high pass...
US-1,005,0558 Alternating current (AC) inverter and method of controlling the same
An alternating current (AC) inverter includes a converter circuit configured to convert a direct current (DC) voltage to an AC voltage, and output terminals,...
US-1,005,0557 Energy harvesting apparatus and a method for operating an energy harvesting apparatus
In various embodiments of the present disclosure, there is provided an energy harvesting apparatus, including: an energy harvester for generating electric power...
US-1,005,0556 Voltage source converter and control thereof
Methods and apparatus for hard switching of Alternate-Arm-Converter voltage source converters. Such voltage source converters have a phase limb with a high and...
US-1,005,0555 Power supplies having synchronous and asynchronous modes of operation
The present disclosure relates to power supplies and control methods for power supplies. Example power supplies include an output terminal, a transformer having...
US-1,005,0554 Method and device for controlling Vienna-like three-level circuit
A method and a device for controlling a Vienna-like three-level circuit are provided. The method includes: detecting an inductor current of an inductor...
US-1,005,0553 Rectifier circuit including a self-clamping transistor
A rectifier circuit is described, which includes a cathode terminal, an anode terminal and, between the cathode terminal and the anode terminal, an electronic...
US-1,005,0552 High-frequency isolation alternating/direct current conversion circuit and control method thereof
A high-frequency isolation alternating/direct current conversion circuit and a control method thereof are disclosed. The conversion circuit includes an...
US-1,005,0551 Arrangement, method and computer program product for limiting circulating currents
An arrangement, method and computer program product are provided for limiting circulating currents in a converter converting between AC and DC. The converter...
US-1,005,0550 High-voltage generation device and X-ray generation device
Downsizing a Cockcroft-Walton high-voltage generation device may cause discharge from the connections of respective components to potentially lack insulation...
US-1,005,0549 Power converter unit including a rectifier and an active power filter
A power converter unit comprising a rectifier arranged to receive AC input from a variable or fixed frequency AC power source and an active power filter with an...
US-1,005,0548 No-break power transfer
A method and apparatus for transferring power to a load. An AC-to-DC converter output for an AC-to-DC converter is connected to a filter circuit input in a...
US-1,005,0547 Quiescent power supply
A quiescent power supply including an AC/DC converter, a switch, an energy storage device, and a controller is disclosed. The switch is electrically coupled to...
US-1,005,0546 Apparatus for controlling LLC converter
An apparatus for controlling an LLC converter is provided. The apparatus includes a current controller that determines a first switching frequency control value...
US-1,005,0545 True soft switching by timed steering of a current source
A method for operation of a single-ended forward converter to achieve "true soft switching" The method includes injecting, with a current source and in...
US-1,005,0544 Ultra-high power ZVS+ZCS integrated soft swithing DC/DC converter
A ultra-high power ZVS+ZCS integrated soft switching DC/DC converter is disclosed, which adopts a phase shifted full bridge ZVS (zero voltage switching) DC/DC...
US-1,005,0543 Switching power supply device changing output voltage setting and integrated circuit for switching power supply...
A switching power supply device that switches setting of an output voltage based on an external signal according to one or more embodiments includes: a...
US-1,005,0542 Electrical circuit for delivering power to electronic devices
One or more embodiments of the present disclosure may include a method of power regulation. The method may include determining a current level on a primary...
US-1,005,0541 Synchronous rectifier control with second assertion of drive signal during conduction phase
A synchronous rectifier controller includes an exception timer, one or more blanking timers, and control logic. The control logic may detect a beginning of a...
US-1,005,0540 Protection circuit and method for flyback power converter
A protection circuit for a power converter is provided. The protection circuit includes a sensor circuit, a detection circuit and an initial protection circuit....
US-1,005,0539 Switched mode power supply with reduced delay time
Switched mode power supply (SMPS) with a control circuitry and method of operating such a SMPS are described. The control circuitry includes a first driver to...
US-1,005,0538 Flyback converter and controlling method thereof
A flyback converter includes a primary side circuit, a secondary side circuit and a controller. The primary side circuit includes a primary winding and a main...
US-1,005,0537 Resonant converter and method for controlling a resonant converter
A resonant converter (100) includes at least two transistor switches (S1-S8), out of which at least two are connected in parallel, and out of which a number of...
US-1,005,0536 Power converter and method of entering skip at a fixed output power in a light load condition independent of...
A power converter has a power transistor and inductor coupled in a conduction path with the power transistor. A switching frequency of the power transistor is...
US-1,005,0535 Power conversion efficiency using variable switching frequency
A power conversion circuit is provided. An input of the power conversion circuit is coupled to a first voltage potential. A switching frequency of the power...
US-1,005,0534 Systems and methods for self-adaptive current control
The present disclosure relates to electric converters and methods of controlling the same. One dual-active-bridge direct current to direct current (DC-DC)...
US-1,005,0533 High voltage high frequency transformer
A transformer includes: a core having a central arm and first and second outer arms on opposite sides of the of the central arm; a primary winding surrounding...
US-1,005,0532 DC-DC converter with pseudo ripple voltage generation
The DC-DC converter includes: a switching element connected between an inductor and a power supply terminal; a pseudo ripple generation circuit configured to...
US-1,005,0531 Direct flux control power converter
Systems and methods related to controlling flux through an inductor of a power converter are described. For example, a control system is configured to control a...
US-1,005,0530 Method and apparatus for control adaptation in resonant-tapped inductor converters
A semi-resonant voltage converter has a synchronous rectification (SR) switch through which a half-cycle sinusoidal-like current is conducted when turned on. An...
US-1,005,0529 Switched-mode power supply with switch resizing
Switched-mode power supply with switch resizing. A power converter can include an inductor coupled between an input node and an intermediate node, a...
US-1,005,0528 Current distribution in DC-DC converters
A DC-DC converter includes a substrate having opposing first and second sides, a power stage attached to the first side of the substrate and having active...
US-1,005,0527 Synchronous sensing of inductor current in a buck converter control circuit
A sense resistor is placed in series with an output capacitor of a buck converter. The buck converter operates in a discontinuous mode such that there is a dead...
US-1,005,0526 Switching power converter
Aspects of various embodiments of the present disclosure are directed to applications utilizing voltage regulation. In certain embodiments, an oscillator...
US-1,005,0525 Signal transmission circuit
Included are an output circuit, provided in a high side circuit, that selectively generates and outputs multiple kinds of pulse signal in accordance with the...
US-1,005,0524 Circuit for level shifting a clock signal using a voltage multiplier
A voltage multiplier circuit operates in response to a received clock signal to perform a voltage multiplication operation on an input voltage to generate an...
US-1,005,0523 Voltage conversion circuit and liquid crystal display driving chip
The embodiment of the present disclosure provides a voltage conversion circuit including a voltage conversion module and a control module, the voltage...
US-1,005,0522 Interleaved dual output charge pump
According to some implementation, a charge pump includes a boost charge pump circuit and a buck charge pump circuit sharing a common flying capacitance. In some...
US-1,005,0521 Floating charge pump voltage converter
A voltage converter includes at least one charge pump voltage converter circuit. The voltage converter generates three voltages (e.g., 1.2 volts, 2.5 volts, and...
US-1,005,0520 Charge pump circuit and motor thereof
The present disclosure illustrates a charge pump circuit. The charge pump circuit includes an input voltage module and a switching transistor module. The input...
US-1,005,0519 Control of buck-boost power converter with input voltage tracking
An improved power distribution architecture includes a voltage regulator configured to operate with its output voltage approximately equal to its input voltage...
US-1,005,0518 Power supply circuits with variable number of power inputs and cross-coupled diodes and storage devices having...
A power supply circuit may include a first power converter that may be configured to generate a first inner supply voltage having a first voltage level based on...
US-1,005,0517 Power supply apparatus converting input voltage to predetermined output voltage and controlling output voltage...
A power supply apparatus of the present invention has an input terminal and an output terminal, and converts an input voltage at the input terminal into a...
US-1,005,0516 Active clamp power converter and method of reducing shoot-through current during soft start
An ACF power converter uses a soft start operation to reduce overheating and stress on components. The power converter includes a first transistor and second...
US-1,005,0515 Voltage control of flying capacitor in adaptive multilevel converters
In described examples, a DC-DC converter provides electrical power. The converter includes an inductor and a flying capacitor. In response to an input voltage...
US-1,005,0514 Current ripple control by derivation and switching
A method and circuitry for switching current to a load. The circuitry for supplying a current to a load comprises a sensor configured to sense the current...
US-1,005,0513 Control apparatus capable of appropriately suppressing a surge voltage
A control apparatus is provided which controls a power converter including a first circuit including first-side switching elements, and a second circuit...
US-1,005,0512 Power conversion apparatus
A power conversion apparatus includes a semiconductor module including a semiconductor device and a control circuit unit controlling the semiconductor module....
US-1,005,0511 Magnetic drive system and method
A magnetic coupling device for communicating continuous rotational or linear motion through a magnetic coupling of magnetic forces communicated from magnets...
US-1,005,0510 Magnetic gear device
Cylindrical outer and inner rotors coaxially supported so as to be rotatable, and a cylindrical stator interposed between the rotors are provided, and...
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