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8913405 Power converting apparatus generating a carrier having a waveform in which an absolute value of a slope is constant with respect to time, based on a value for internally dividing amplitude of the waveform into first and second values  
A power converting apparatus generates a carrier having a waveform in which an absolute value of a slope is constant with respect to time, based on a value for internally dividing amplitude of the...
8908394 Power supply with digital feedback signaling  
Apparatus and methods are provided for use with power supplies. A controller regulates power supply output by way of feedback signaling. Current pulses generated by an electrical load are detected...
8908390 Switching converter systems with isolating digital feedback loops  
A switching converter system includes a feedback path with at least one comparator arranged to provide a digital error signal in response to a comparison of an output voltage to a reference...
8908397 Power module and power conversion apparatus  
A power module, which is connected to a power source, includes a rectifying unit, a filtering unit and an inverter. The rectifying unit has three legs. The filtering unit is connected to the...
8908402 Modular high-frequency converter and method for operating the same  
A modular high-frequency converter includes submodules, each having an input-side half bridge and a DC link circuit with a DC link capacitance connected in parallel to the half bridge. A DC link...
8908391 Method and apparatus for regulating an additional output of a power converter  
An example post regulator controller for use in a power converter having a regulated output and an additional output is disclosed. The post regulator controller includes an inductor to be coupled...
8908393 Soft transition apparatus and method for switching power converters  
An embodiment apparatus comprises a secondary synchronous rectifier and a secondary gate drive controller. The secondary gate drive controller coupled to a transformer winding comprises a...
8904628 Method of manufacturing noise removing filter  
Disclosed herein is a method of manufacturing a noise removing filter, including preparing at least one conductive pattern, an insulating layer for covering the at least one conductive pattern,...
8907685 Determining the dead time in driving a half-bridge  
Disclosed is a circuit arrangement for determining a temporal change of an output voltage of a half-bridge circuit during a dead time. In one embodiment, the circuit arrangement includes a first...
8908395 Method and apparatus for implementing an unregulated dormant mode with an event counter in a power converter  
An example power converter includes an energy transfer element, a switch, and a control circuit. The control circuit includes a drive signal generator and an unregulated dormant mode control...
8908396 Control circuit for controlling the maximum output current of power converter and method thereof  
A control circuit of the power converter according to the present invention comprises a feedback circuit, an output circuit and an adaptive clamping circuit. The feedback circuit generates a...
8907604 PWM frequency pattern optimization for NVH  
An optimized pseudo-random period pattern can reduce audible noise in a system that includes an inverter circuit configured to provide power to an electric machine. A system can include a PWM...
8908399 Regulation device for a charge pump generator and corresponding regulation method  
A regulation device may be configured for regulating an output voltage of a charge pump voltage generator. The regulation device may include a first regulation loop capable of generating and...
8908398 Method for operating a converter circuit  
A method for operating a converter circuit is provided. The converter circuit includes a converter unit and a transformer. The transformer includes at least one winding set with a primary winding...
8908401 Multiphase soft-switched DC-DC converter  
A high-frequency DC to DC converter comprising n transient converter circuits (1, 2 . . . n) operating in parallel. The converter has constant transfer characteristics, and the transient converter...
8908400 Voltage multiplication in a wireless receiver  
A wireless energy transfer receiver includes an input configured to receive alternating current (AC) electric energy and an output configured to make available direct current (DC) electric energy....
8908403 Light emitting diode luminaire for connection in series  
The present disclosure relates generally to a light emitting diode (LED) luminaire. In one embodiment, the LED luminaire includes a base, a heat sink coupled to the base, a power supply coupled to...
8908404 Solar power generation system, control device used for solar power generation system, and control method and program for same  
In a light power generation system, a control device, a control method, and a program, efficient power can be supplied. The maximum power detection unit operates a MOSFET in a power converter...
8908405 Snubber circuit and inverter with the same  
An inverter may include an inversion unit for converting a direct current bus voltage into an alternating current voltage, a first snubber unit, and a second snubber unit. The inversion unit may...
8907647 Transformer control device  
There is provided a control device which controls a transformer in accordance with a total loss imposed on a load driving system including the transformer and a load. In a control device of a...
8907615 Systems and methods for dynamic power compensation, such as dynamic power compensation using synchrophasors  
An electrical power generation system, such as a solar power inverter, can provide dynamic real-time power compensation, so as to mitigate the effects of voltage sags and swells (e.g., on a...
8907509 Current controller device and vector control method for controlling power conversion  
A current controller device using a vector control algorithm for controlling conversion of DC power into AC power is provided. The controller device has an open loop control loop gain and produces...
8901839 Two-switch flyback power supply device  
In various embodiments, a two-switch flyback power supply may include a transformer having a primary winding and a secondary winding to feed a load; a pair of electronic switches alternatively...
8902613 Integrated converter with single-ended control, power factor correction, and low output ripple  
An integrated converter with single-ended control and power factor correction includes an input unit, a boost inductor, a voltage regulator, an energy-storing capacitor, a buck-boost converter, a...
8902615 Load-segmentation-based 3-level inverter and method of controlling the same  
The present disclosure relates to a load-segmentation-based 3-level inverter and method for controlling same. Three-level inverter includes: multiple capacitors charged with voltages divided from...
8902614 Method and circuit for suppressing bias current and reducing power loss  
A method and circuit for suppressing a bias current and decreasing power consumption. A current suppression circuit is coupled to a circuit element, which is capable of conducting the bias...
8902620 Power conditioner  
A power conditioner that suppresses distortion in a waveform of a sinusoidal generated voltage includes a first and second group including two switches each connected in inverse parallel and in...
8902612 Power conversion apparatus  
A power conversion apparatus includes a switching circuit including semiconductor switches, and a main circuit capacitor connected between a DC power source and the switching circuit. The main...
8902621 Power supply device for use with selectable AC power supply voltage  
A power supply device that is able to switch between rectifier circuits in accordance with the voltage of a multi-phase AC power supply, and able to accommodate different power supply voltages....
8901466 Induction heating device and associated operating and saucepan detection method  
The invention may enable provision of a method for facilitating operation of an induction heating device, and a pot detection method for an induction heating device and to an induction heating...
8902623 Power inverter  
In a power inverter, a coolant passage is fixed to a chassis to cool the chassis; the chassis is divided into a first region and a second region by providing the coolant passage in the chassis; a...
8902616 Active front end power converter with diagnostic and failure prevention using peak detector with decay  
Active front end power conversion systems are presented having a peak detector with adjustable decay providing a signal to an overload protection component to selectively discontinue rectifier...
8901901 Digital phase adjustment for multi-phase power converters  
A multiphase power converter includes one or both of a phase control circuit and a valley switching locking circuit. The phase control circuit measures a phase difference between a first phase...
8901900 Buck power factor correction system  
The invention disclosed buck power factor correction system. The system includes: a first storing device, for storing and discharging energy; a first converter device, coupled to the first storing...
8901411 System and method for controlling ramp rate of solar photovoltaic system  
A photovoltaic (PV) control system generates a power output rate control signal based on a monitored rate of change of collective power output generated via a plurality of PV subsystems and a...
8902617 Switching delay controller for a switched mode power supply  
A switching delay controller is configured to control a switching delay between the switching of first and second switching elements in a switched mode power supply. The switched mode power supply...
8903263 Switching power supply device using switching regulator  
A power supply device includes, for example, a switching element, a rectifying circuit having a first rectifying element, and a control circuit which controls an output of the rectifying circuit....
8902622 Power supply apparatus  
A power supply apparatus includes an inverter having output terminals; a first transformer that transforms AC output from the output terminals; a second transformer that is connected to the output...
8902619 Algorithmic current sensing and system validation for pulse-width modulation based switched-mode power supplies  
A power supply current monitor comprising a processor operable to monitor a pulsed voltage signal generated by a power supply and generate an alert when a pulse width for the pulsed voltage signal...
8901416 Portable power and signal distribution system for a controllable system including multiple devices  
A power supply assembly which can drive a number of different devices at different voltages. A rack holds a number of breaker modules, and each breaker module can connect to one or many breakout...
8902618 Method of operating an inverter and inverter control arrangement  
A method of operating an inverter for converting a DC power into AC power by use of a pulse width modulation switching scheme is provided is disclosed. The inverter is controlled by use of the...
8902582 Coldplate for use with a transformer in an electric vehicle (EV) or a hybrid-electric vehicle (HEV)  
A coldplate for use with a transformer in an electric vehicle (EV) or a hybrid-electric vehicle (HEV). The coldplate includes a main portion having a recess formed therein, the recess having a...
8896366 Internal voltage generation circuit of semiconductor device and method for operating the same  
A semiconductor device includes a power supply voltage level/slope detection unit configured to detect a level of a power supply voltage and a slope of a power supply voltage curve, and output a...
8897040 Power converter systems and methods of operating a power converter system  
A power converter system includes a converter, a DC link, an inverter, a damping circuit, and a control system. The converter includes an input to couple to a power generation unit and an output...
8897036 Switching regulator, including dead time adjusting circuit, and control device thereof  
A switching regulator related to aspects of the invention can include an auxiliary winding for monitoring the voltage across the primary winding of a transformer, a differentiation detecting...
8897041 Universal power conversion methods and systems  
Universal electrical power conversion methods and systems which may provide the combined capabilities of symmetrical and asymmetrical conversion, bidirectionality, and simplicity are provided. In...
8897043 Power conversion apparatus and method  
According to one embodiment, power conversion apparatus includes a converter and a controller. A converter receives an AC power as an input, and outputs a DC voltage by turning on and off a first...
8897045 Pilot control of a voltage source converter  
An apparatus for controlling a converter has an ignition unit connected to power semiconductors in the converter and provides control signals for actuating the semiconductors. The apparatus has a...
8897039 Method and system for pulse frequency modulated switching mode power supplies  
A pulse frequency modulation (PFM) controller for controlling a switching mode power supply. The controller includes an output terminal for providing a control signal to turn on and off a current...
8896230 Backlight drive circuit with dual boost circuits  
The present invention provides an LED backlight drive circuit, which includes a first power supply module, an electrical inductor, a rectifier diode, a MOS transistor, an electrolytic capacitor,...