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Patent # Description
2017/0302190 POWER CONVERSION APPARATUS CONFIGURED TO INCLUDE PLURALITY OF POWER CONVERTER CIRCUITS OF INVERTER CIRCUITS
In a power converter apparatus, a first power converter circuit is configured of first power semiconductor devices, and a second power converter circuit is...
2017/0302189 DEVICE FOR TEMPORARILY TAKING OVER ELECTRICAL CURRENT FROM AN ENERGY TRANSFER OR DISTRIBUTION DEVICE, WHEN NEEDED
A device (2) for the on-demand commutation of an electrical current from a first line branch (14, 3; 36) to another, second line branch (4; 41; 71) is created,...
2017/0302188 AUXILIARY POWER SUPPLY DEVICE FOR ELECTRIC ROLLING STOCK
An auxiliary power supply device includes: a resonance-type inverter circuit to convert DC power input from a DC power supply to AC power, a primary coil for...
2017/0302187 PROTECTION CIRCUIT AND SWITCHING POWER SUPPLY
To operate a switching power supply again automatically (automatic return) after the switching power supply is stopped for protection. A protection circuit 6...
2017/0302186 INSULATED DC/DC CONVERTER
A primary-side controller comprises a feedback (FB) terminal coupled to a light-receiving element of a photocoupler so as to receive a feedback signal from the...
2017/0302185 SEMICONDUCTOR DEVICE AND METHOD THEREFOR
In one embodiment, a power supply controller, or alternately a semiconductor device having a power supply controller, may have a first circuit configured to...
2017/0302184 SEMICONDUCTOR DEVICE AND METHOD THEREFOR
In one embodiment, a power supply controller, or alternately a semiconductor device having a power supply controller, may have a circuit configured configuring...
2017/0302183 PULSED LINEAR POWER CONVERTER
The present invention relates to a switchable power converter comprising a switchable power stage for generating an output voltage according to a switching...
2017/0302182 SEMICONDUCTOR MODULE AND ELECTRIC POWER CONVERSION APPARATUS
A semiconductor module includes an IGBT and a MOSFET. The IGBT is made of a silicon semiconductor. The MOSFET is made of a wide-bandgap semiconductor having a...
2017/0302181 POWER CONVERSION APPARATUS
A power conversion apparatus includes a first semiconductor element pair that includes a MOSFET made of wide bandgap semiconductor material and a wide bandgap...
2017/0302180 DC-DC CONVERTER
A DC-DC power converter is described having a power converter input for receiving a supply voltage; a power converter output for outputting a converted supply...
2017/0302179 METHODS AND APPARATUS FOR ADAPTIVE TIMING FOR ZERO VOLTAGE TRANSITION POWER CONVERTERS
An example apparatus includes a first switch having a control terminal, coupled to a voltage source and coupled to a switch node; a second switch having a...
2017/0302178 DC-DC CONVERTER AND CONTROL CIRCUIT WITH LOW-POWER CLOCKED COMPARATOR REFERENCED TO SWITCHING NODE FOR ZERO...
Disclosed examples provide DC-DC converters and control circuits to provide high and low-side driver signals and to selectively adjust a delay time between a...
2017/0302177 Methods and Apparatus for Adaptive Timing for Zero Voltage Transition Power Converters
Described examples include a method of controlling a power converter including executing a plurality of cycles. Each cycle includes turning on a first switch...
2017/0302176 System and Method for a Switched-Mode Power Supply
In accordance with an embodiment, a method of operating a switched-mode power includes turning on an output switch of the switched-mode power converter coupled...
2017/0302175 SWITCHING MODE POWER SUPPLY WITH ADAPTIVE FREQUENCY
Switching mode power supply (SMPS) having a switch circuit and a controller. The switch circuit has an output inductor and a switch with a minimum on time. A...
2017/0302174 MULTIPHASE SWITCHING POWER SUPPLY WITH ROBUST CURRENT SENSING AND SHARED AMPLIFIER
In a multiphase, current mode controlled switching power supply, current through the inductors in the various phases is sensed to determine when to turn off...
2017/0302173 Compensation of Errors in Current Limiters
The present disclosure applies to peak current limitation and also to ensuring that a minimum current condition is not exceeded, that is, that the current...
2017/0302172 A VOLTAGE REGULATOR MODULE USING A LOAD-SIDE AUXILIARY GYRATOR CIRCUIT
The present invention introduces a new compact Voltage Regulator Module (VRM) solution that hybrids a buck converter with a resonant switched-capacitor...
2017/0302171 DIGITALLY CONTROLLED POWER SUPPLY APPARATUS AND PRODUCTION MANAGEMENT SYSTEM
A digitally controlled power supply apparatus includes: a switching device converting an input voltage to output a converted voltage based on gate signals that...
2017/0302170 QUASI-ANALOG DIGITAL PULSE-WIDTH MODULATION CONTROL
A power supply for a smooth power output level transitioning includes an energy storage circuit for temporarily storing electric energy for driving a load, a...
2017/0302169 POWER CONVERTING DEVICE
A power converting device, in one possible configuration, includes a chopper circuit with a first semiconductor switching device, a fast recovery diode, and an...
2017/0302168 Method and Device for Controlling a Charge Pump Circuit
A charge pump circuit can be controlled by a control signal that is generated from a first signal coming from and output signal of the charge pump circuit,...
2017/0302167 POWER CONVERSION APPARATUS
Provided is a new control method that causes no time lag or hunting when a power conversion direction is reversed. The power conversion apparatus includes...
2017/0302166 DC-DC VOLTAGE CONVERTER AND ASSOCIATED CONTROL METHOD
A DC-DC voltage converter and associated control method capable of dynamically adjusting upper boundary of the inductor current are provided. The DC-DC voltage...
2017/0302165 CHOKE AND EMI FILTER CIRCUITS FOR POWER FACTOR CORRECTION CIRCUITS
A converter circuit is provided and includes: a first EMI filter connected to AC lines and includes one or more across-the-line capacitors; a charging circuit...
2017/0302164 SWITCH-MODE POWER SUPPLY
A switch mode power supply is described including a primary side for coupling to a mains supply and a secondary side for coupling to a device, an isolation...
2017/0302163 APPARATUS FOR CONTROLLING SOLAR LIGHT VOLTAGE
The present invention relates to an apparatus for controlling a solar light voltage, which is capable of decreasing an output stage voltage of an AC EMC filter...
2017/0302162 Filtering Systems And Methods For Voltage Control
A power factor correction (PFC) system includes an error control module that determines a first current demand based on a difference between a desired direct...
2017/0302161 Input Reference Signal Generation Systems And Methods
A power factor correction (PFC) system includes a PFC circuit that receives an alternating current (AC) voltage and that, using a switch, generates a direct...
2017/0302159 POWER FACTOR CORRECTION CIRCUITS AND METHODS INCLUDING PARTIAL POWER FACTOR CORRECTION OPERATION FOR BOOST AND...
A PFC circuit is provided. A bridge rectification circuit receives an AC voltage and generates a rectified AC voltage. A power converter converts the rectified...
2017/0302158 Switch Off Time Control Systems And Methods
A power factor correction (PFC) system includes a desired OFF period module that determines a desired OFF period for a switch of a PFC circuit based on an...
2017/0302157 INTEGRATED PFC AND PWM CONTROLLER WITH A PLURALITY OF FREQUENCY-LOAD CURVES
Disclosed is an integrated PFC and PWM controller with a plurality of frequency-load curves to minimize the no-load power consumption and maximize 4-point...
2017/0302156 METHOD AND APPARATUS FOR IMPLEMENTING A POWER CONVERTER INPUT TERMINAL VOLTAGE DISCHARGE CIRCUIT
A power converter includes an energy transfer element and a circuit coupled to the input of the power converter. The circuit includes a switch and a control...
2017/0302155 CHOPPER CIRCUIT CONTROL DEVICE
A range calculator (12) calculates an operation value range, which is range of an operation value for controlling a duty cycle of a chopper circuit (4) based...
2017/0302154 POWER CONVERSION DEVICE
A switching pattern determination unit in a control unit includes a modulation rate ensuring unit, a harmonic reducing unit, and a function combining unit, and...
2017/0302153 POWER CONVERSION APPARATUS
A power conversion apparatus includes a semiconductor module including a semiconductor device and a control circuit unit controlling the semiconductor module....
2017/0302152 DRIVING CIRCUIT FOR SWITCHING ELEMENT AND POWER CONVERSION SYSTEM
In a drive circuit, a rate adjuster adjusts a charging speed of a MOSFET to be faster than the charging speed of an IGBT when a drive state changer changes the...
2017/0302151 RESISTOR EMULATION AND GATE BOOST
Power switch driver for driving a control terminal of a power switch to drive a load, the power switch driver having a in negative feedback circuit to control...
2017/0302150 POWER CONVERTING APPARATUS
A power converting apparatus includes a rectifier converting alternating-current power from an alternating-current power supply into direct-current power; a...
2017/0302149 METHODS AND APPARATUS FOR ADAPTIVE TIMING FOR ZERO VOLTAGE TRANSITION POWER CONVERTERS
A method of controlling a power converter, including executing a plurality of cycles, including: turning on a first switch during a first period, the first...
2017/0302148 SELF-POWERED GENERATOR
A self-powered generator disclosed here includes a stator member, a rotor member, a direct current motor, and an alternating current motor. The rotor member is...
2017/0302147 Electric motor and generator
The invention provides a high torque, high efficiency switched reluctance motor and method for generating electricity or mechanical energy with reduced CEMF...
2017/0302146 LINEAR ACTUATOR
A linear actuator includes, a first tube provided with a plurality of coils placed thereinside, the plurality of coils being held by a tubular yoke; a rod...
2017/0302145 ELECTROMAGNETIC ROTARY DRIVE AND ROTATIONAL DEVICE
An electromagnetic rotary drive includes a contactlessly magnetically drivable rotor that is coil-free and free of permanent magnets and that includes a...
2017/0302144 ELECTRIC MOTOR
The invention provides a switched reluctance motor having high torque and reduced counter electromotive force for generating mechanical energy. The motor...
2017/0302143 APPARATUS AND METHOD FOR MANUFACTURING COMPONENTS OF DYNAMOELECTRIC MACHINES
Apparatus and method for winding coils of dynamoelectric machines, wherein a coil comprises members formed of leg portions (19a, 190a). The leg portions (19a,...
2017/0302142 ROTOR AND ROTOR MANUFACTURING METHOD
A rotor manufacturing method for manufacturing a rotor including a rotor core, the rotor core having a permanent magnet mounted thereon throughout a...
2017/0302141 MANUFACTURING METHOD FOR ROTOR FOR ROTARY ELECTRIC MACHINE
The manufacturing method for a rotor includes steps of: applying an adhesive to a first surface of a magnet material member that becomes a permanent magnet...
2017/0302140 ELECTRONICALLY COMMUTATED DIRECT CURRENT MOTOR
The invention relates to an electronically commutated direct current motor comprising a housing consisting of a plastic material, a wound stator, a rotor and a...
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