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Patent # Description
2016/0190970 Power convertor, controller, and method for changing carrier frequency
A power convertor includes a power conversion unit, a PWM controller, and a frequency changer. The power conversion unit includes a plurality of switching...
2016/0190969 Head End Power Module Having Two Inverters
The present disclosure is directed to a method for generating power for a machine. The method may include inverting a common power at a first location and...
2016/0190968 ELECTRIC MOTOR WITH REDUNDANT ELECTRIC CIRCUITS
An electric motor having a stator defining a number N, at least equal to two, of pairs of poles and a rotor mounted to pivot in the stator. The motor has a...
2016/0190967 MOTOR CONTROLLER
A motor controller which controls a switched reluctance motor (hereinafter referred to as a motor) includes an inverter, a torque computation part, a magnetic...
2016/0190966 Method for Operating a Linear Motor Assembly and Linear Motor Assembly
A method for operating a linear motor assembly includes: open-loop controlled introduction of electric energy to a first stator segment provided with solenoids...
2016/0190965 IMPACT ROTATION TOOL
An impact rotation tool includes a motor, a switching element that performs a switching operation based on a PWM control signal, and a controller that performs...
2016/0190964 Motor Driving Apparatus and Controlling Method Thereof
Disclosed herein are a motor driving apparatus and a controlling method thereof. The motor driving apparatus includes a motor having a rotor including a...
2016/0190963 SYSTEMS AND METHODS TO RESPOND TO GRID OVERFREQUENCY EVENTS FOR A STOICHIOMETRIC EXHAUST RECIRCULATION GAS TURBINE
A method includes combusting a fuel and an oxidant in a combustor of an exhaust gas recirculation (EGR) gas turbine system that produces electrical power and...
2016/0190962 CONTROLLED FREQUENCY GENERATOR WITH OPTIMIZED POWER FACTOR
Apparatus for generating and supplying electrical power to AC loads on an aircraft may include a prime mover, an exciter generator rotatably coupled to the...
2016/0190961 ELECTRIC MOTOR USING MULTIPLE REFERENCE FRAMES FOR FLUX ANGLE
A drive unit includes: an electric motor; a flux estimator circuit configured to estimate at least a flux angle; a synchronous frame generator coupled to a...
2016/0190960 Motor- Driven Apparatus And Method For Driving The Same
A motor-driven apparatus in one aspect of the present disclosure includes: a brushless motor; a full-wave rectifier circuit; a drive circuit; a controller; and...
2016/0190959 REGENERATIVE BRAKING CONTROLLING SYSTEM AND METHOD
The regenerative braking controlling system includes an armature current sampling module, a calculating module, and an adjusting module. The calculating module...
2016/0190958 MEMS DRIVER
Systems and methods provide actuator control. Actuator control is provided via charge control as opposed to voltage control. A driver for driving an actuator...
2016/0190957 DISTRIBUTED VOLTAGE SOURCE INVERTERS
Systems and methods are disclosed with multiple direct current (DC) voltage source inverters to supply power to an alternating current (AC) power system. The...
2016/0190956 Method And Apparatus For Controlling A Multilevel Soft Switching Power Converter
A system for controlling a multilevel soft switching power converter including a DC bus, a pair of switching arms, and a controller is disclosed. The DC bus...
2016/0190955 DC POWER-SUPPLY DEVICE AND REFRIGERATION-CYCLE APPLICATION DEVICE INCLUDING THE SAME
To provide a DC power-supply device that can suppress voltage unbalance of a plurality of capacitors serially connected between both terminals of a load,...
2016/0190954 METHOD AND SYSTEM FOR BRIDGELESS AC-DC CONVERTER
An AC-DC converter configured to convert an input AC signal to an output DC signal is disclosed. The AC-DC converter includes an inductor and first and second...
2016/0190953 CAPACITIVE POWER SUPPLY DEVICE FOR A CONTROL DEVICE OF AN ELECTRICAL SWITCHING APPARATUS
A capacitive power supply device for a control device of an electrical switching apparatus, including a power supply module that has two input terminals and a...
2016/0190952 Power Supply Device
According to one embodiment of the present invention, when a power supply device including first and second amplification units which share an energy storage...
2016/0190951 Digital Frequency Selective Transformer-Rectifier Unit Ripple Fault Detection
A circuit for converting variable frequency generated AC electric power to DC electric power for use on loads comprises a transformer-rectifier unit to convert...
2016/0190950 METHODS AND SYSTEMS OF FIELD UPGRADEABLE TRANSFORMERS
Methods and systems of field upgradeable transformers are provided. Voltage transformation, intelligence, communications, and control are integrated in a...
2016/0190949 SYNCHRONOUS RECTIFICATION
A controller for a use with a power converter includes a sensor coupled to sense a signal on a secondary side of the power converter. The sensor is coupled to...
2016/0190948 SHOOT-THROUGH PREVENTION IN SWITCHED-MODE POWER SUPPLIES
The disclosed embodiments provide a system that operates a flyback converter. During activation of a synchronous rectifier (SR) controller on a secondary side...
2016/0190947 POWER CONVERSION APPARATUS WITH POWER SAVING AND HIGH CONVERSION EFFICIENCY MECHANISMS
A power conversion apparatus is provided. The power conversion apparatus includes a transformer, a synchronous rectification (SR) transistor and an SR control...
2016/0190946 Resonant Converters with Synchronous Rectifier Feedback
A method comprises detecting a signal representing a drain-to-source voltage of a switch of a synchronous rectifier of an inductor-inductor-capacitor (LLC)...
2016/0190945 RESONANT CONVERTER WITH CAPACITIVE MODE DETECTION AND ASSOCIATED DETECTION METHOD
A method of capacitive mode detection is used in a resonant converter. The resonant converter has a square wave generator having a first switch and a second...
2016/0190944 ELECTRIC POWER CONVERSION APPARATUS AND ELECTRIC POWER CONVERSION METHOD
There is provided a electric power conversion method of an electric power conversion apparatus comprising: charging the capacitor by transmitting the electric...
2016/0190943 Switched-Capacitor Split Drive Transformer Power Conversion Circuit
A split drive transformer (SDT) and use of such a transformer in a power converter is described. The power converter includes a power and distributor circuit...
2016/0190942 INSULATED SYNCHRONOUS RECTIFICATION DC/DC CONVERTER
When a pulse generator detects that a switching transistor on a primary side of a DC/DC converter turns off, the pulse generator sets a pulse signal S1 to an...
2016/0190941 SWITCHING POWER SUPPLY SYSTEM, AND ASSOCIATED CONTROL CIRCUIT TO ELIMINATE FLICKER OF LED
A switching power supply system has a switching circuit and a control circuit. The control circuit has an integrating circuit providing a charge signal by...
2016/0190940 RESONANT DC/DC POWER CONVERTING CIRCUIT AND METHOD FOR CONTROLLING THE SAME
A method for controlling a resonant DC/DC power converting circuit is provided. The resonant DC/DC power converting circuit having a converter output and a...
2016/0190939 Push-Pull LED Driver Circuit
Push-pull circuits are described that are suitable for the driving of LEDs and that reduce the voltage stress on the switching transistors that is caused by...
2016/0190938 SWITCHING MODE POWER SUPPLY WITH SELECTABLE CONSTANT-VOLTAGE CPMSTAMT-CURRENT CONTROL
A switch mode power supply (SMPS) has a primary-side controller configured to control a power switch for turning on and turning off a current flow in the...
2016/0190937 SYSTEMS AND METHODS FOR VOLTAGE REGULATION OF PRIMARY SIDE REGULATED POWER CONVERSION SYSTEMS WITH COMPENSATION...
Systems and methods are provided for voltage regulation of power conversion systems. An example system controller includes: a first sampling component...
2016/0190936 FLYBACK-BASED POWER CONVERSION APPARATUS
A power conversion apparatus including a flyback power conversion circuit, a control chip and a detection auxiliary circuit is provided. The flyback power...
2016/0190935 Systems and Methods for Voltage Regulation of Primary Side Regulated Power Conversion Systems with Compensation...
Systems and methods are provided for voltage regulation of power conversion systems. An example system controller includes: a first sampling component...
2016/0190934 METHOD FOR EXTENDING POWER SUPPLY HOLD-UP TIME BY CONTROLLING A TRANSFORMER TURN RATIO
In one embodiment a method of extending power supply hold-up time by controlling a transformer turn ratio may include an input capacitor receiving an input...
2016/0190933 HYBRID DC-DC CONVERTER WITH LLC CONVERTER AND FULL-BRIDGE CONVERTER
Disclosed is a hybrid dc-dc converter. The hybrid dc-dc converter includes: a pair of transformers configured to magnetically couple a primary side to a...
2016/0190932 DC-DC CONVERTER
Embodiments of the present invention provide a DC-DC converter having a first DC voltage gate, a second DC voltage gate and a storage choke. The storage choke...
2016/0190931 Buck-boost power converter and associated mode transition control module
A buck-boost power converter and a mode transition control module. The mode transition control module includes a buck duty cycle sensing and comparison circuit...
2016/0190930 SEMICONDUCTOR DEVICE
Provided is a semiconductor device including: a DC/DC converter circuit, wherein the DC/DC converter circuit includes a transistor of a normally-off type,...
2016/0190929 OUTPUT CIRCUIT AND CURRENT SENSOR HAVING THE SAME
If an output voltage increases higher than a first limit voltage, a first output transistor is controlled such that the output voltage approaches the first...
2016/0190928 Voltage Division Circuit, Circuit for Controlling Operation Voltage and Storage Device
A voltage division circuit, a circuit for controlling operation voltage and a storage device are provided. The voltage division circuit includes: a receiving...
2016/0190927 ILLUMINATION DEVICE CONTROL SYSTEMS AND METHODS
In various embodiments, a control system for an electronic circuit iteratively applies voltage to and senses current from a load to regulate operation of the...
2016/0190926 INTEGRATED CIRCUIT WITH CONFIGURABLE CONTROL AND POWER SWITCHES
Disclosed examples include integrated circuits configurable according to sensed circuit conditions to provide configurable power converter topologies with...
2016/0190925 CURRENT SENSE CONTROLLER FOR A DC-TO-DC CONVERTER
A DC-to-DC converter comprises a first switch, a second switch coupled to the first switch, an inductor, and a plurality of serially connected power...
2016/0190924 ELECTRIC POWER CONVERSION DEVICE
An electric power conversion device includes a plurality of cell converters connected in cascade and including main circuits, drive circuits, and self-feeding...
2016/0190923 FAST MODE TRANSITIONS IN A POWER CONVERTER
A power conversion system includes, for example, a PFM controller, a PWM controller, and an auxiliary voltage output stage. The PFM controller controls a power...
2016/0190922 Feedback Scheme for Non-Isolated Power Supply
Embodiments described herein describe a switching power converter that includes a switch, an inductor, a diode, and a controller that generates a control...
2016/0190921 SELECTABLE-MODE VOLTAGE REGULATOR TOPOLOGY
One embodiment provides an apparatus. The apparatus includes a selectable-mode voltage regulator (VR) to implement one or more of a plurality of VR modes. The...
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