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Patent # Description
US-9,780,697 System and method for electric power generation using structured piezoelectric arrays
A piezoelectric power generation system includes a housing, the housing defining an opening therethrough. The piezoelectric power generation system further...
US-9,780,696 Vibration power generator and power generator
A vibration power generator configured to generate power by displacement between an electret group having a plurality of electrets and an electrode group having...
US-9,780,695 Control method of inverter circuit
A control method of an inverter circuit includes the following steps. Firstly, a half cycle of the AC output voltage is divided into a first stage and a second...
US-9,780,694 Power conversion device and power conversion control method
Provided is a power converter capable of reliably turning OFF a switching element before turn-OFF of a diode even with a fluctuation in rpm so as not to...
US-9,780,693 Resonant inverter and resonance power supply apparatus
A resonant inverter includes first and second switches, first and second capacitive elements, a first coil, a second coil, a third coil, and a third capacitive...
US-9,780,692 Control device of neutral-point-clamped power converter apparatus, and control method of neutral-point-clamped...
According to one embodiment, there is provided a control device of a neutral-point-clamped power converter apparatus including a converter configured to convert...
US-9,780,691 AC-DC power conversion apparatus to output boosted DC voltage
A power conversion apparatus comprises a circuit, a detection section and a control section. The control section supplies a pulse signal for enabling the first...
US-9,780,689 Isolated capacitive power transfer
A method and device for providing isolated power transfer to a low-power load across a capacitor of a series resonance circuit are shown. The method includes...
US-9,780,688 System for regulating the output of a high-voltage, high-power, DC supply
A system for regulating the output of a high-voltage, high-power DC supply, the system includes a high-voltage DC power supply, a storage capacitor, and at...
US-9,780,687 Resonant converter and synchronous rectification converter circuit thereof
The present invention provides a synchronous rectification converter circuit, including three transformer secondary-windings, three current transformer, a...
US-9,780,686 Power supplying apparatus and method
A power supplying apparatus includes a voltage outputting module and a voltage selecting module. The voltage selecting module is electrically connected to the...
US-9,780,685 Electrical power converter with a converter cell series unit
An electrical power converter includes: AC voltage terminals U, V, and W; DC voltage terminals P and N; a converter cell series unit composed of one or more...
US-9,780,684 Power converter
A power converter includes: a circuit board having an insulating substrate and a plurality of wirings in the insulating substrate; and first and second...
US-9,780,683 Power converter with a power buffer circuit whose buffered power is smaller than an AC component of a pulsating...
A converter full-wave rectifies a single-phase voltage, and outputs the rectified voltage across DC power supply lines. An inverter receives the rectified...
US-9,780,682 Power management utilizing synchronous common coupling
The present disclosure relates to power management apparatuses and systems utilizing synchronous common coupling. A power management apparatus may include a...
US-9,780,681 Power conversion system including plurality of power converters connected in parallel to load
An uninterruptible power supply system includes a plurality of uninterruptible power supply devices, and each uninterruptible power supply device includes a...
US-9,780,680 Frequency controlled power converter characterization apparatus and methods
A frequency-controlled power converter includes a power stage frequency response characterization circuit. A PWM input control value F_OL_CTL generates a PWM...
US-9,780,679 Power conversion device and power conversion method
There is provided a power conversion method of a power conversion device including a plurality of primary side ports disposed in a primary side circuit and a...
US-9,780,678 Multi-phase resonant converter and method of controlling it
A PWM controlled multi-phase resonant voltage converter may include a plurality of primary windings powered through respective half-bridges, and as many...
US-9,780,677 Electrical circuit for delivering power to consumer electronic devices
An electrical circuit for providing electrical power for use in powering electronic devices is described herein. The electrical circuit includes a primary power...
US-9,780,676 Power converter with a snubber circuit
A power converter circuit includes a switching circuit with at least one electronic switch, a capacitor configured to provide or receive a voltage with a...
US-9,780,675 System and method for controlling current in a power converter
A power converter is presented. The power converter includes a primary bridge unit coupled to a voltage source. Further, the power converter includes a...
US-9,780,674 Electrical circuit for delivering power to consumer electronic devices
An electrical circuit for providing electrical power for use in powering electronic devices, such as monitors, televisions, white goods, data centers, and...
US-9,780,673 Control method and device for switching power supplies having more than one control mode
A control device for controlling a switching power supply adapted to convert an input voltage into an output voltage according to a switching rate of a...
US-9,780,672 Systems and methods for overvoltage protection for LED lighting
System controller and method for a power converter. For example, a system controller for a power converter includes a logic controller configured to generate a...
US-9,780,671 Power coversion apparatus
A power conversion apparatus including a power converter, a first output port, a second output port, a load detection circuit and an output selection circuit is...
US-9,780,670 Method for driving a resonant converter, and corresponding device and computer program product
A resonant converter includes a primary switching circuit with a primary winding and a primary full-bridge switching stage that drives the primary winding. A...
US-9,780,669 Inrush control power supply
In one embodiment, a power apparatus includes a buck converter including a first capacitor, a first inductor and a first switch for connection with a direct...
US-9,780,668 Electronic apparatus, power supply and power control method thereof
A power supply configured to include a switch which performs a switching operation in accordance with a preset period in a standby mode, a transformer which...
US-9,780,667 Display apparatus, power supply and power supply method thereof
A display apparatus, a power supply and a power supply method are disclosed. A power supply for a display apparatus includes a switching driver configured to...
US-9,780,666 Power converter controller with stability compensation
A switch mode power converter includes a primary side, an energy transfer element, and a secondary side. The secondary side includes output terminals coupled to...
US-9,780,665 Methods and systems for controlling a boost converter
Methods and systems are provided for control operation of a boost converter. The boost converter includes an input, an output, and a plurality of paths...
US-9,780,664 Open-circuit detection in a switching structure
A power supply device, including: a switching structure for controlling a continuous current in an inductive load on the basis of at least one control signal of...
US-9,780,663 Resonant rectified discontinuous switching regulator with inductor preflux
A switched-mode power regulator circuit has four solid-state switches connected in series and a capacitor and an inductor that regulate power delivered to a...
US-9,780,662 Method for portable sensor-less DC-DC converter control loops
A portable control loop is provided for current sensing DC-DC converter. The DC-DC converter includes a power circuit, an external circuit, a control circuit...
US-9,780,661 High efficiency DC-DC converter with active shunt to accommodate high input voltage transients
Switch mode power supplies and integrated circuits are presented to provide a DC output voltage signal using high and low side switches, with a switching...
US-9,780,660 Apparatus for controlling insulating gate-type semiconductor element, and power conversion apparatus using...
An apparatus is adapted to drive an insulating gate-type semiconductor element by a first control voltage and a second control voltage, that are supplied to a...
US-9,780,659 Semiconductor device and DC-to-DC converter
In general, according to one embodiment, a semiconductor device includes a device main body, a semiconductor substrate. The device main body includes a...
US-9,780,658 Intermediate voltage circuit current converter in five-point topology
An intermediate voltage circuit current converter having two current converter sections arranged in series on the direct voltage side is disclosed. The current...
US-9,780,657 Circuits and methods for controlling a boost switching regulator based on inductor current
The present disclosure pertains to circuits and methods for controlling a boost switching regulator based on inductor current. An input voltage is coupled to a...
US-9,780,656 Resonant rectified discontinuous switching regulator
A switched-mode power regulator circuit has four solid-state switches connected in series and a capacitor and an inductor that regulate power delivered to a...
US-9,780,655 Digital slope control for switched capacitor dc-dc converter
Representative implementations of devices and techniques minimize switching losses in a switched capacitor dc-dc converter. The slope of the charging and/or...
US-9,780,654 Analog assisted digital switch regulator
A device includes a digital switch regulator to supply an output voltage and a first current to a load based on a reference voltage. The device also includes an...
US-9,780,653 DC-DC converter
A DC-DC converter having a coupling network is provided, in which the coupling network is so configured as to forcibly add a noise source to a feedback output...
US-9,780,652 Ultra-low power and ultra-low voltage bandgap voltage regulator device and method thereof
A family of bandgap embodiments are disclosed herein, capable of operating with very low currents and low power supply voltages, using neither any custom...
US-9,780,651 Control circuit and associated method for switching converter
A control circuit for switching converter has an ON signal generating circuit, an OFF signal generating circuit, a first comparator, a second comparator and a...
US-9,780,650 Current compensation circuit and light apparatus comprising the same
A current compensation circuit includes a current compensator configured to measure a compensation time in which a sensing voltage generated by a driving...
US-9,780,649 Method for controlling a multiphase interleaving converter and corresponding controller
A method is provided for controlling a converter of the multiphase interleaving type. According to the method, there is detected when a change of the load...
US-9,780,648 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-9,780,647 Input-output circuits
A circuit comprises a first circuit and a second circuit. The first circuit is configured to operate at a first-circuit supply voltage value, and to generate a...
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