Match Document Document Title
8928181 Method and apparatus for transmission of energy and data  
In a method and in an apparatus for transmission of energy and data, with a primary side, on which an amplifier is arranged, with a secondary side, on which a data source, e.g. a measuring sensor,...
8929105 Power source circuit  
In a power source circuit including a switching circuit 8 as a power conversion circuit for converting by a switching operation at least one of a frequency and a voltage of an alternating voltage...
RE45320 Video dock for portable media player  
A docking station for a portable media player. The docking station includes a docking connector to physically secure the portable media player and a communication interface to communicatively...
8929112 Circuit arrangement having a boost converter, and inverter circuit having such a circuit arrangement  
An inverter circuit contains a first and second DC sources for providing a DC voltage, a common boost converter for boosting the DC voltage, an intermediate circuit capacitor connected between the...
8929104 Flow control system  
The present invention provides a new type flow control system comprising a valve control circuit and a power source circuit. Two terminals of the primary coil of the power source circuit...
8923023 Converter control system for a wind turbine with a modular converter  
Converter control system coupled between a wind turbine generator and the electric power distribution grid, comprising at least two converter modules connected in parallel which are...
8923015 Primary-side power control for inductive power transfer  
A method is provided for controlling the output voltage of a pickup in an inductive power transfer (IPT) system without any additional form of communications for feedback from the pickup to the...
8923027 Five-level DC-AC converter  
A five-level DC-AC converter includes a capacitor set and a full-bridge circuit. The capacitor set contains two DC capacitors, a power electronic switch and two diodes. When the power electronic...
8922050 Method for controlling a power supply device having an inverter  
A method for controlling a power supply device for at least one electrical machine, having at least one storage device for electric energy (battery) and an inverter equipped with at least one...
8922258 Switching element driver IC and switching element driver device equipped with the same  
A switching element driver IC has one or more photocouplers, a driver circuit, a detection circuit and a setting circuit. The photocoupler receives setting data transmitted from a microcomputer,...
8923020 Switching power supply circuit having shunt regulator with switchable gain  
A switching power supply circuit (101) includes a first rectifier circuit (102) converting an alternate current to a direct current, a switching operator (20), a switching transformer (103)...
8923018 DC/DC converter, power converter and control method thereof  
A DC/DC converter, a power converter and a control method thereof are disclosed, where the DC/DC converter includes an output circuit having a load, a rectangular wave generator having a bridge...
8923022 Method and apparatus for controlling thermal cycling  
A method for reducing thermal cycling of a semiconductor power switch includes obtaining a value indicative of a junction temperature of the power switch. The method also includes selecting one of...
8923021 Control circuit and system for switch mode power supply  
A switch-mode power supply (SMPS) includes a transformer having a primary winding coupled to a power switch, a secondary winding for providing an output of the power supply, and a controller. The...
8922997 Electric power conversion device  
Semiconductor element groups constituting a unit are mounted on a cooler heat receiving part 1 on the same plane and are adapted to radiate heat by self-cooling or cooling by wind. First and...
8923026 Power conversion circuits  
According to one embodiment, an AC power system includes a first AC/DC converter to be coupled to a direct current (DC) load and a multi-phase AC power supply. The system further includes a second...
8923016 Solar module for generating a D.C. voltage and method for its operation  
A solar module has a solar cell which generates a DC voltage. The module has a converter for converting a DC voltage fed into its input. The module contains a semiconductor switch and a controller...
8922062 Automatic voltage regulation for photovoltaic systems  
A photovoltaic system includes solar cells and photovoltaic inverters configured to convert direct current generated by the solar cells to alternating current. Grid voltage at the point of...
8923025 Apparatus and methods for feedback sensing in multi-cell power supplies  
Apparatus and methods in accordance with this invention provide a multi-cell power supply for receiving power from a source and delivering power at an output terminal to a load. The multi-cell...
8922148 Motor and control method thereof  
A motor includes a rotor, a sensor unit, an offset unit, a rectification unit and a modulating unit. The sensor unit outputs a first signal in accordance with a magnetic field variation of the...
8923017 Power converter implementing frequency smearing  
The present invention relates to a power converter (90) and a method of operating same. There are numerous advantages to operating power converters using a series resonant converter (1, 21). This...
8923019 DC/DC converter, power converter and control method thereof  
A DC/DC converter, a power converter and a control method thereof are disclosed, wherein the DC/DC converter includes an output circuit, a rectangular wave generator, a resonant tank, a detection...
8922185 Device and method for global maximum power point tracking  
A device, system, and method for global maximum power point tracking comprises monitoring an output power of a DC power source while executing a maximum power point tracking algorithm and...
8923024 Series connected multi-level power conversion device  
A series-connected multi-level power conversion device according to an aspect of embodiments includes a multi-winding transformer and a power conversion unit. The multi-winding transformer has a...
8917076 Off-line regulator with pass device and associated method  
An off-line regulator has a rectification circuit configured to rectify an AC line voltage into a rectified line voltage, a pass device coupled between the rectified line voltage and a first...
8917508 Arrangement of a power semiconductor circuit  
The invention relates to a power electronic assembly (1, 2, 3) with a heat sink (2), a power semiconductor module (1) and a circuit arrangement (3) for controlling the power semiconductor module,...
8917068 Quasi-resonant controlling and driving circuit and method for a flyback converter  
The present invention relates to a quasi-resonant controlling and driving circuit and method for a flyback converter. In one embodiment, a controlling and driving circuit for a flyback converter,...
8917075 Switched inductor DC-DC converter  
A direct current to direct current (DCDC) voltage converter is described comprising a controller and at least one converter circuit. The converter circuit comprises at least first and second...
8917082 Power detector  
A power detector having a differential input unit and a differential output unit. In one aspect, the invention may be a power detector including a differential input unit including a differential...
8917527 Systems and methods for constant current control with primary-side sensing and regulation in various operation modes  
System and method for regulating a power converter. The system includes a first signal processing component configured to receive at least a sensed signal and generate a first signal. The sensed...
8917528 Constant voltage constant current controller and control method thereof  
The present invention relates to a constant voltage constant current (CVCC) controller, and associated control methods. In one embodiment, a CVCC controller for a flyback converter can include:...
8916811 Integrated electronics housing for a solar array  
An integrated electronics housing contains both system electronics and power generation circuits for a two-axis tracker assembly having a CPV solar array. The housing contains at least a...
8917509 Electric power conversion apparatus  
An electric power conversion apparatus includes a channel case in which a cooling water channel is formed; a double side cooling semiconductor module that has an upper and lower arms series...
8916982 Inverter generator  
An inverter generator used in combination with a motor and an ECU generating a pulse at each predetermined rotation angle of the motor is comprised of: an electric generator driven by the motor...
8918007 Voltage generating device and image forming apparatus including the same  
A power supply apparatus outputs a developing voltage in which a pulse wave shape at a time of positive amplitude is different from a pulse wave shape at a time of negative amplitude. Voltages are...
8917047 Converter system  
The present disclosure discloses a converter system, which at least includes the first and second back-to-back converters. The first back-to-back converter includes a first rectifier module and a...
8917066 Method and apparatus of shunt control for multiple power converters on a shared DC bus  
A system for managing shunt utilization among multiple power converters sharing a common DC bus is disclosed. Each power converter includes a shunt device, typically one or more power resistors,...
8913410 Converter device for an uninterruptible power supply  
A converter device for an uninterruptible power supply, the device having first and second main switching units connected to first and second voltage lines of a first type and each equipped with a...
8913409 Self-driven AC-DC synchronous rectifier for power applications  
Systems, methods, and devices that employ self-driven gate-drive circuitry to facilitate controlling power switches to emulate a diode bridge to synchronously rectify a power signal are presented....
8910688 Low volume autoclave having configurable shape  
An autoclave may be reconfigured to accommodate differently shaped parts by relatively rotating portions of the autoclave.
8912765 EPGS architecture with multi-channel synchronous generator and common unregulated PMG exciter  
A generator system includes a generator having a stationary portion and a rotating portion. The generator includes a permanent magnet based exciter with permanent magnets disposed on the...
8912767 Reactive energy compensator and associated method for balancing half-bus voltages  
A reactive energy compensator that can be electrically connected to an AC electrical network, including at least one input direct voltage bus, at least one voltage inverter including switches and...
8913408 Power supply device, organic light emitting display device having the same, and method of supplying power  
A power supply device includes an SMPS circuit including an electric transformer having first and second stages, the SMPS circuit generating a second stage output voltage using the electric...
8913406 Paralleled power converters with auto-stagger start-up  
A power conversion system includes a shared output bus and a plurality of power conversion units coupled to the shared output bus. Each power conversion unit includes a power converter having a...
8912639 IC package with embedded transformer  
Aspects of a method and system for configuring a transformer embedded in a multi-layer integrated circuit package are provided. In this regard, a windings ratio of a transformer embedded in a...
8912738 Drive system, method for operating a drive system, and use  
A drive system and method for operating a drive system, including an electromotor, inverter, energy store, the electromotor being able to be supplied from the inverter, which is supplyable from...
8910372 Method of fabricating a choke assembly  
An improved choke assembly for a power electronics device is provided. More specifically, a choke assembly with improved protection from environmental conditions such as dirt and water is...
8913404 Constant voltage constant current control circuits and methods with improved load regulation  
The present invention discloses CVCC circuits and methods with improved load regulation for an SMPS. In one embodiment, the CVCC can include: a voltage feedback circuit to generate an output...
8913407 Method and apparatus to regulate an output voltage of a power converter at light/no load conditions  
An example controller for a primary side control power converter includes a feedback circuit, a driver circuit, and an adjustable voltage reference circuit. The feedback circuit compares a...
8912781 Integrated circuit switching power supply controller with selectable buck mode operation  
An integrated circuit (IC) controller for a switching power supply has a selectable operating mode for supporting multiple switching power supply topologies. The IC controls current by controlling...