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Patent # Description
2017/0012567 MOTOR CONTROL DEVICE FOR ESTIMATING TEMPERATURE OF WINDINGS, AND METHOD FOR CALCULATING ALLOWABLE DUTY CYCLE...
A motor control device according to this invention includes a correction unit which calculates a correction coefficient for correcting the temperature of...
2017/0012566 DRIVE APPARATUS
A drive apparatus includes: an electric motor; a drive target; a transmission mechanism through which the electric motor and the drive target are connected to...
2017/0012565 MOTOR CONTROL SYSTEM
A motor control system include an inverter configured to convert boosted direct-current electric power output from a boost converter to alternating-current...
2017/0012564 Frequency Converter
A frequency converter is used for generating at least one frequency converter output voltage for an electric motor, wherein the at least one frequency...
2017/0012563 Monitoring Motor Condition
In various implementations, a condition of a motor may be monitored based at least partially on time required to achieve a change in speed. A notification may...
2017/0012562 CONTROLLED RESONANCE IN ELECTRICAL POWER DEVICES
Systems for controlled resonance in electrical power devices are described. A programmed signal processor generates output control signals from input...
2017/0012561 CONTROL DEVICE, CONTROL METHOD OF SECONDARY EXCITATION DEVICE, AND VARIABLE SPEED PUMPED-STORAGE GENERATING SYSTEM
According to one embodiment, there is provided a control device of a secondary excitation device which supplies a rotary machine with a voltage or current of a...
2017/0012560 MOTOR CONTROL METHOD AND APPARATUS
A motor control apparatus includes a high-resolution encoder for position control and a low-resolution encoder for velocity control, position control means for...
2017/0012559 TECHNIQUES FOR CONTROLLING A BRUSHLESS DC (BLDC) ELECTRIC MOTOR
A controller for controlling a brushless DC (BLDC) electric motor is described. The controller may include a hall control module and a timing module. The hall...
2017/0012558 Drum-Type Wide-Frequency Piezoelectric Power Generation Apparatus
A drum-type wide-frequency piezoelectric power generation apparatus may include a protective layer pasted on piezoelectric layer through epoxy resin glue or...
2017/0012557 NANOPOSITIONER
We describe a nanopositioning device comprising: a mount and a moving stage held within said mount, preferably by sets of flexures on opposite sides of the...
2017/0012556 DC-AC POWER CONVERTING CIRCUIT
A direct current (DC)-alternating current (AC) power convertor is disclosed. The DC-AC power converting circuit may include an inverter configured to convert...
2017/0012555 Electric Power Conversion Device
An electric power conversion device includes: a switching element; a collector side wiring connected to a collector side of the switching element; an emitter...
2017/0012554 FIVE-LEVEL CONVERTING DEVICE
A five-level converting device includes an AC terminal, a bus capacitor module having a positive terminal, a negative terminal and a neutral terminal, a first...
2017/0012553 Power Rectifier
A power rectifier rectifies alternating electric current by using a controller in the power rectifier to control a first delay corresponding to a first delay...
2017/0012552 FIVE-LEVEL CONVERTING DEVICE
A five-level converting device includes a first switch module, a second switch module and a third switch modules each connects to a neutral point, a positive...
2017/0012551 POWER CONVERSION DEVICE AND DRIVE DEVICE
To reduce the number of mounted components in the power conversion device and drive device. Each high-side transistor and low-side transistor has an EGE-type ...
2017/0012550 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...
2017/0012549 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...
2017/0012548 SWITCHING POWER SUPPLY CIRCUIT
In a switching power supply circuit (1A) of the invention, a low-voltage node capacitor (5) is connected between a primary-side low-voltage stable potential...
2017/0012547 Method and Apparatus for Obtaining Soft Switching in all the Switching elements through Current Shaping and...
A method is shown to create soft transition in selected topologies by preserving the leakage inductance energy during the dead time and using several...
2017/0012546 DC-DC CONVERTER, AND SOLAR POWER CONTROLLER AND MOBILE BODY USING SAME
A DC-DC converter includes a transformer, a switching circuit provided on the primary side of the transformer, and a rectifier circuit provided on the...
2017/0012545 ADAPTIVE CLAMPING CIRCUITRY
The present disclosure provides A DC/DC power supply system that includes a primary side and a secondary side to generate an output DC voltage from an input DC...
2017/0012544 METHOD FOR REGULATING AN OUTPUT VOLTAGE USING A CONVERTER CONFIGURED TO OPERATE IN A CRITICAL CONDUCTION MODE...
In accordance with an embodiment, a converter includes a power factor controller that varies the switching frequency of a switching transistor in accordance...
2017/0012543 Controller IC with Zero-Crossing Detector and Capacitor Discharge Switching Element
An integrated circuit (IC) for controlling the discharge of a capacitor coupled across first and second input terminals of a power converter circuit, wherein...
2017/0012542 SWITCHING POWER SUPPLY
A switching power supply includes a main switching element that is connected to a primary coil of a transformer and switches a main current ON/OFF, and a...
2017/0012541 High Power Factor Power Converters with Adaptive Output Voltage Limits for Fast Dynamic Load Response
A switching power converter is provided that switches between low-bandwidth PI control and a high-speed control of an output voltage responsive to comparing...
2017/0012540 POWER SUPPLY APPARATUS AND METHOD FOR CONTROLLING CONVERTER
A power supply apparatus includes: converters configured to switch an input power to convert the input power into a total direct current (DC) power; and a...
2017/0012539 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...
2017/0012538 Converter for Supplying Power to a Load
An example relates to a method for operating a converter comprising (i) determining whether a valley for switching the converter in a quasi-resonant mode is...
2017/0012537 Input Voltage Detection for a Converter
An example relates to a method for operating a converter comprising a primary side of a transformer and a secondary side of the transformer, wherein a...
2017/0012536 FLYBACK CONTROLLER FEATURING BIDIRECTIONAL POWER CONTROL AND PARALLELLY-CONNECTED POWER MODULES
A flyback controller featuring bidirectional power control and parallelly-connected power modules is based on flyback DC-DC converters for allowing...
2017/0012535 Isolated multi-level resonant toplogies for wide-range power conversion and impedance matching
Resonant power converters that replace the conventional impedance matching stage with series or parallel connections between resonant inverters and resonant...
2017/0012534 Buck-Boost Power Amplifier with Independently Controlled Power Stages and Compensated Nonlinear Pulse Width...
A buck-boost power amplifier receiving a supply voltage and providing an output having a voltage swing higher than the supply voltage is provided. The...
2017/0012533 Voltage Converter with VCC-Less RDSon Current Sensing Circuit
In one implementation, a voltage converter includes a driver providing a gate drive for a power switch and a sense circuit coupled across the power switch. The...
2017/0012532 DC-DC CONVERTER
A DC-DC converter includes n number of first series circuits each including an inductor and a switching element and a second series circuit in which n number...
2017/0012531 LOW INPUT VOLTAGE BOOST CONVERTER WITH PEAK INDUCTOR CURRENT CONTROL AND OFFSET COMPENSATED ZERO DETECTION
The low input voltage boost converter with peak inductor current control and offset compensated zero detection provide a boost converter scheme to harvest...
2017/0012530 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...
2017/0012529 POWER SUPPLY CIRCUIT AND CONTROL METHOD FOR THE SAME
According to one embodiment, a power supply circuit is adapted to turn on a switching transistor connected between an input terminal and an output node and...
2017/0012528 DC-TO-DC CONVERTER INPUT NODE SHORT PROTECTION
Embodiments described herein relate to a circuit including a DC-to-DC converter and a switching device to selectively isolate an input voltage from an input...
2017/0012527 Output Current Monitor Circuit for Switching Regulator
A circuit and method for providing an improved current monitoring circuit for a switching regulator. A circuit providing switching regulation with an improved...
2017/0012526 Boost Regulator Having Adaptive Dead Time
A boost regulator that selectively operates in an asynchronous mode, a synchronous mode, or an adaptive mode. In the adaptive mode, the boost mode regulator...
2017/0012525 VOLTAGE REGULATOR HAVING AUTO MODE OPTIMIZED FOR LOAD PROFILES
Disclosed is a voltage regulator circuit configured to selectively operate the voltage regulator circuit in a first mode of operation and a second mode of...
2017/0012524 A SWITCHING MODE DC/DC POWER CONVERTER FOR DELIVERING A DIRECT CURRENT TO A PULSE RADAR UNIT
A switching mode DC/DC power converter for delivering a direct current to a pulse radar unit. A first switching element connects and disconnects the power...
2017/0012523 APPARATUSES AND METHODS FOR CHARGE PUMP REGULATION
Certain embodiments of the present invention include an apparatus comprising a charge pump, configured to provide an output voltage at an output node of the...
2017/0012522 Method for Synchronizing Power Charge-Pump with System Clock
The proposed Power Management Integrated Circuit(PMIC) features the option to synchronize the charge-pump of a PMIC with the system clock, and then to swap and...
2017/0012521 POWER CONVERSION DEVICE
A power conversion device in which a plurality of converter cells are connected in series with one another. The converter cells each include two or more...
2017/0012520 Magnetic thrust generation system
An apparatus comprises multiple electrically conductive loops, an elongated tubular ferromagnetic shield, and an elongated tubular superconductive inner...
2017/0012519 APPARATUS AND METHODS FOR LINEAR ACTUATOR WITH PISTON ASSEMBLY HAVING AN INTEGRATED CONTROLLER AND ENCODER
Disclosed herein are apparatus and methods for linear actuators that can deliver strokes and forces at different values. The linear actuators include both...
2017/0012518 VIBRATION MOTOR
A vibrating motor is provided in the present disclosure. The vibrating motor includes a shell, a vibrating module, a magnet module, a coil module and an...
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