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Patent # Description
2018/0248505 LOAD CONTROL SYSTEM
In this load control system, when linkage security authentication based on hardware and software by linkage between at least a controller and a power converter...
2018/0248504 BRUSH-LESS DC MOTOR CONTROL DEVICE, SYSTEM AND METHOD
A brush-less DC motor control device includes a position detecting unit that detects the position of a motor rotor and acquires the position signals of the...
2018/0248503 MOTOR UNIT
A motor unit includes a motor; a driving circuit that supplies a driving current to the motor; a shunt resistor; a rotation command input terminal; a pulse...
2018/0248502 CONTROL OF PERMANENT MAGNET MOTORS AND GENERATORS
A permanent magnet motor (2), and also a permanent magnet generator (102) comprising a plurality of phase windings, a control system (16) and a commutation...
2018/0248501 MOTOR DRIVE APPARATUS AND MOTOR DRIVE APPARATUS CONTROL METHOD
In a motor drive apparatus, the brushless motor has a three-phase motor structure, the Hall sensor detects a magnetic flux change signal in an operation of the...
2018/0248500 INTEGRATED MONITORING OF AN ELECTRIC MOTOR ASSEMBLY
A method of controlling an electric motor assembly includes receiving sensor feedback that is based at least in part on electrical properties of a variable...
2018/0248499 MOTOR DRIVING CONTROL DEVICE AND MOTOR DRIVING CONTROL METHOD
The control circuit includes a current detecting part detecting a driving current of the motor, a set duty generating part generating a set duty for outputting...
2018/0248498 METHOD FOR LEVITATION CONTROL OF A LINEAR MOTOR, METHOD FOR MEASURING A POSITION OF A LINEAR MOTOR, INDUCTIVE...
A method for levitation control of a linear motor includes supplying an alternating current or alternating voltage to at least one oscillating circuit...
2018/0248497 ACTUATOR DEVICE BASED ON AN ELECTROACTIVE OR PHOTOACTIVE POLYMER
An actuator device comprises an electroactive or photoactive polymer arrangement having an effective length over which expansion or contraction is induced by...
2018/0248496 ELECTROSTATIC CONVERTER
An electrostatic converter includes: a stator provided with at least one electrode; a rotor including at least one blade provided with a counter-electrode, the...
2018/0248495 POWER CONVERSION DEVICE AND PHOTOVOLTAIC MODULE INCLUDING THE SAME
Disclosed are a power conversion device and a photovoltaic module including the same. The power conversion device includes a full-bridge switching unit...
2018/0248494 INTERPOSITION INDUCTOR ARRANGEMENT FOR MULTIPLE DRIVES IN PARALLEL
A power system including a first drive including a first drive output, a second drive including a second drive output, wherein the first drive output is larger...
2018/0248493 MEDIUM VOLTAGE TRANSFORMERLESS MULTILEVEL CONVERTER AND METHOD FOR CONTROLLING A MEDIUM VOLTAGE TRANSFORMERLESS...
A multilevel converter includes single phase configurations. A single phase configuration has a first half-bridge (HB) module, a second HB module separated by...
2018/0248492 POWER CONVERSION DEVICE AND DRIVE DEVICE
A power conversion device includes a high-side transistor including an IGBT, a low-side transistor including an IGBT, and having a collector coupled to an...
2018/0248491 FILTER FOR A POWER NETWORK
A filter for a power converter provided in-line with at least one live line of a power network. The filter has an input section with an input inductance...
2018/0248490 COMMUNICATION CIRCUIT FOR FLYBACK POWER CONVERTER WITH SYNCHRONOUS RECTIFIER
A method for communicating with a power converter comprises initiating a communication sequence by sensing a first distortion of a sensed waveform during a...
2018/0248489 CONVERTERS WITH HOLD-UP OPERATION
A converter includes a half-bridge circuit including first and second transistors that are connected in series, the half-bridge circuit is connected in...
2018/0248488 SYSTEMS AND METHODS WITH TIMING CONTROL FOR SYNCHRONIZATION RECTIFIER CONTROLLERS
System controller and method for regulating a power converter. For example, the system controller includes a first controller terminal and a second controller...
2018/0248487 CONTROL CIRCUIT, CONTROL METHOD AND FLYBACK CONVERTER OF PRIMARY-SIDE FEEDBACK CONTROL THEREOF
The disclosure relates to a control circuit, a control method and a flyback converter of primary-side feedback control including the control circuit. When an...
2018/0248486 CONTROL CIRCUIT HAVING ADAPTIVE BLANKING TIME AND METHOD FOR PROVIDING THE SAME
A control circuit can include: a blanking time control circuit configured to generate a blanking control signal according to a peak current of a main switch of...
2018/0248485 VARIABLE BLANKING FREQUENCY FOR RESONANT CONVERTERS
A power supply includes a transistor that is connected to a primary winding of a transformer. A controller controls a switching operation of the transistor by...
2018/0248484 POWER SUPPLY SYSTEM
A relative maximum point and a relative minimum point, are provided in a first reactor current and a second reactor current within one control cycle as a...
2018/0248483 VOLTAGE CONVERSION APPARATUS
A voltage conversion apparatus includes an output unit connected to an input voltage to output an output voltage according to a control signal. A comparator...
2018/0248482 Method and Apparatus for Dynamic Voltage Transition Control in Semi-Resonant and Resonant Converters
A voltage converter includes a power stage coupled to a power source, a passive circuit coupling the power stage to an output capacitor, a synchronous...
2018/0248481 ON-TIME MODULATION FOR PHASE LOCKING IN A BUCK CONVERTER USING COUPLED INDUCTORS
A regulator circuit that employs coupled inductors with on-time modulation is disclosed. The regulator circuit includes a driver circuit coupled via first and...
2018/0248480 System and Method for a Switched-Mode Power Supply
In accordance with an embodiment, a method of operating a switched-mode power converter includes measuring an input voltage of the switched-mode power...
2018/0248479 FIXED FREQUENCY DC-DC CONVERTER
In a power converter system, circuitry generates first and second PWM signals during a PWM cycle for controlling application of power to an inductor. Circuitry...
2018/0248478 SWITCHING POWER-SUPPLY APPARATUS AND DROOP CHARACTERISTIC CORRECTION METHOD
In a switching power-supply apparatus that controls magnitudes of output voltages of respective converters connected in parallel to be equal to a target...
2018/0248477 EFFICIENT ON-CHIP HIGH-VOLTAGE DRIVER CIRCUIT FOR ULTRASONIC TRANSDUCER
An ultrasound transducer may be driven by a driver circuit having one or more charge pumps and a multi-level inverter. The one or more charge pumps are...
2018/0248476 METHODS AND SYSTEMS OF REDUCING CHARGE PUMP SUBSTRATE NOISE
Methods and systems of reducing a substrate noise in a charge pump having a flying capacitor are provided. An input node of the flying capacitor is pre-charged...
2018/0248475 POWER CONVERTER CONFIGURED FOR LIMITING SWITCHING OVERVOLTAGE
The present disclosure relates to a power converter configured for limiting switching overvoltage. The power converter comprises a bottom commutation cell that...
2018/0248474 INVERTER DEVICE
An inverter has a plurality of switching elements, the states of which are each switched by a pulse signal supplied in accordance with a power grid voltage....
2018/0248473 Over-Current Protection Circuit
A negative over-current protection circuit for a switching inverting converter is provided. The circuit contains an energy-storing element coupled to a power...
2018/0248472 Current Ripple Sensing Controller for a Single-Stage LED Driver
A current-ripple-based control strategy for an AC-DC converter with a series ripple cancellation converter (RCC). Embodiments provide series ripple...
2018/0248471 SWITCHING POWER SUPPLY, PRIMARY CONTROL CHIP AND LOOP COMPENSATION DEVICE THEREOF
The invention discloses a switching power supply, a primary control chip and a loop compensation device thereof. The loop compensation device comprises: an...
2018/0248470 CONTROL OF AC SOURCE INVERTER TO REDUCE TOTAL HARMONIC DISTORTATION AND OUTPUT VOLTAGE UNBALANCE
Systems and methods for controlling a DC to AC inverter providing a multiphase output at a fundamental frequency are provided. More particularly, a synchronous...
2018/0248469 SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE AND POWER SUPPLY DEVICE
A conventional power supply device has a problem in miniaturization. A power supply device generates a prediction value of an error signal from first and...
2018/0248468 TOPOLOGY OF COMPOSITE CASCADED HIGH-VOLTAGE AND LOW-VOLTAGE MODULES
A topology of composite cascaded high-voltage and low-voltage modules is provided. It includes at least one high-voltage module, at least one low-voltage...
2018/0248467 DRIVING METHOD FOR POWER SEMICONDUCTOR SWITCHES IN H-BRIDGE CIRCUIT
A driving method for power semiconductor switches in an H-bridge circuit is provided. The method includes: calculating a start time and an end time of a zero...
2018/0248466 Power Converter Controller With Stability Compensation
A switched mode power converter has an energy transfer element that delivers an output signal to a load. A power switching device coupled to the primary side...
2018/0248465 SIGNAL GENERATING CIRCUIT, VOLTAGE CONVERSION DEVICE, AND SIGNAL GENERATING METHOD
A CPU determines an ON-time setting value with which the generating unit generates a PWM signal having an ON time that is closest to the ON time corresponding...
2018/0248464 ROTARY MACHINE
A rotary machine cools a cooling target inside a rotor rotatable around a rotational axis, includes a condenser section disposed outside the rotor and...
2018/0248463 Magnetic Gear Device
A magnetic gear device comprises: a discoid first rotor on which a plurality of magnetic pole pairs are disposed along a circumferential direction; a first...
2018/0248462 LINEAR ACTUATOR WITH COIL WINDING PORTIONS HAVING OPPOSING CURRENT FLOW DIRECTIONS
A linear actuator for linearly positioning a recording head in a data storage mechanism. The disclosed linear actuator includes an electrically conductive coil...
2018/0248461 LINEAR ACTUATOR WITH COIL WINDING PORTIONS HAVING OPPOSING CURRENT FLOW DIRECTIONS
A linear actuator for linearly positioning a recording head in a data storage mechanism. The disclosed linear actuator includes an electrically conductive coil...
2018/0248460 DRIVE SYSTEM WITH ELECTROMAGNETIC ENERGY TRANSFER
The invention relates to a drive system (1) with electromagnetic energy transfer. The system (1) comprises a track (3) comprising a plurality of stators (4),...
2018/0248459 Extendable compact structure having one or plurality of permanent magnets for driving Electrical Generator
The present invention subject matters relates to build and operate extendable, compact solid structure holds multi numbers of permanent magnets and coupled to...
2018/0248458 VIBRATING MOTOR
A vibrating motor includes a shaft, a stationary portion, a vibrating body, a first coil spring, a second coil spring, a first support plate, and a second...
2018/0248457 A LINEAR VIBRATION MOTOR
Disclosed is a linear vibration motor, comprising a housing, a vibration assembly and a stator assembly, wherein the vibration assembly includes a mass block,...
2018/0248456 HOMOPOLAR ENERGY CONVERSION MACHINE
A machine and a method for converting between electrical and mechanical energies, the machine may include a stator with first, second (and possibly third) pole...
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