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Patent # Description
US-1,000,3286 Motor control device and steering control device
A steering control device capable of suppressing a reduction in reliability even in the case where the redundancy of the power source is increased is provided....
US-1,000,3285 Decoupling current control utilizing direct plant modification in electric power steering system
A method of controlling an electric motor that generates an output current from an input voltage command that includes a sum of a first voltage command and a...
US-1,000,3284 Power apparatus, controlling method thereof and motor driving apparatus therein
Disclosed herein is a power apparatus including a first motor, a second motor connected with the first motor in parallel, a driver configured to supply driving...
US-1,000,3283 Method for changing an operating state of an electric machine and device for changing the operating state of an...
The present invention provides a device and a method for changing the operating state of an electric machine to the free-wheeling mode, in which significant...
US-1,000,3281 Electrostatic energy harvester with improved transparency and mechanical property using two-dimensional...
A two-dimensionally structured material is transferred onto a ferroelectric or piezoelectric material layer, a property of the two-dimensionally structured...
US-1,000,3280 Semiconductor module, upper and lower arm kit, and three-level inverter
A semiconductor module, an upper and lower arm kit, and a three-level inverter can be provided at low cost and with broad current ratings and voltage ratings...
US-1,000,3279 System and method for power conversion
A method used to control the operation of a converting device such that it can provide multi-level output voltage for loads. This method comprises at least the...
US-1,000,3278 Active CMOS recovery units for wireless power transmission
A rectifying circuit includes, in part, first and second NMOS transistors, an impedance matching network, and an RF block circuit. The source and gate terminals...
US-1,000,3277 Power conversion device
A power converter including a compressor as a load includes a compensation current output (80) allowing compensation current (Ic), which compensates for leakage...
US-1,000,3276 Power converter comprising an architecture having nonaligned arms
The invention mainly provides a power converter (3) including a positive converter bridge (P+) and a negative converter bridge (P-), the converter bridges being...
US-1,000,3275 LLC resonant converter with integrated magnetics
Disclosed examples include integrated magnetic circuits for LLC resonant converters, including an inductor cell and multiple transformer cells with cores...
US-1,000,3272 Three-phase/single-phase matrix converter
A configuration for the object includes: a bidirectional switch circuit which turns ON/OFF supply of input three-phase AC power to a load LD; and a control unit...
US-1,000,3271 Systems and methods for constant voltage control and constant current control
System and method for regulating a power conversion system. A system controller for regulating a power conversion system includes a first controller terminal, a...
US-1,000,3270 Reduction of audible noise in a power converter
A controller includes a drive circuit that generates a drive signal to switch a power switch to control a transfer of energy to of a power converter output in...
US-1,000,3269 Smart Grouping control method for power converter switching noise management
A switching power converter is provided that cycles a power switch during a group pulse mode of operation to produce a train of pulses within a group period...
US-1,000,3268 Systems and methods for output current regulation in power conversion systems
Systems and methods are provided for regulating power conversion systems. A system controller includes: a first controller terminal configured to receive a...
US-1,000,3267 Isolated DC-DC converter with an H-bridge circuit
Isolated DC-DC converters and methods for operating the same are described herein. DC-DC converters include a driver that drives a primary winding of a...
US-1,000,3266 Configurable multi-rail voltage regulation with coupled inductor power steering
A voltage regulator circuit comprises a plurality of voltage regulator phases, a first load output coupled to the plurality of voltage regulator phases for...
US-1,000,3265 Switching power supply device
A power control IC has a switching control circuit of a fixed on-period type which generates an output voltage from an input voltage by driving a coil by...
US-1,000,3264 DC/DC converter
In this DC/DC converter, a first controller calculates a first operation value on the basis of a difference between output voltage Vout and a first calculated...
US-1,000,3263 Over voltage protection control method and circuit for four-switch buck-boost converter
In one embodiment, a method of over voltage protection control can include: (i) determining whether an output voltage of a buck-boost converter is in an over...
US-1,000,3262 Semiconductor integrated circuit device and power supply system
A semiconductor integrated circuit device includes a first voltage terminal, a second voltage terminal, an output terminal, a high-side MOSFET connected between...
US-1,000,3261 High efficiency switching charger with reduced input voltage ripple
A voltage or current regulated power converter for charging batteries, is described. The power converter comprises an inductor (L), a capacitor cell (C1, C2),...
US-1,000,3260 Semiconductor devices and methods for dead time optimization by measuring gate driver response time
Switching control devices and related operating methods are provided. An exemplary electronic device includes a semiconductor die, a driver arrangement on the...
US-1,000,3259 Voltage converter and control method thereof
Voltage converter and control method thereof. In some embodiments, a voltage converter can include a voltage conversion circuit configured to convert an input...
US-1,000,3258 Charge pump circuit with a low reverse current
A charge pump circuit includes a first charge pump unit and a second charge pump unit. The first charge pump unit pumps an input voltage to output a first...
US-1,000,3257 Converter
A DC to DC converter for converting voltage between two voltage levels is described. The converter comprises a plurality of capacitors and switch units and is...
US-1,000,3255 VID-controlled voltage regulator with audible noise correction
A method for correcting audible noise from a voltage regulator due to a change of a VID indicated by a series of VID commands. A VID difference between a...
US-1,000,3254 Digital AC/DC power converter
A digital AC/DC power converter comprises an active PFC module, a single switch module having a single switch, a power output module having a transformer, a...
US-1,000,3253 Hybrid transformation system based on three-phase PWM rectifier and multi-unit uncontrolled rectifier and...
The present invention discloses a hybrid transformation system based on three-phase voltage type PWM rectifier and multi-unit uncontrolled rectifier. The hybrid...
US-1,000,3252 Over-current recovery including overshoot suppression
A power converter circuit can be operated in a constant-current mode when a monitored output current exceeds a specified over-current threshold. A value...
US-1,000,3251 Power converting device containing high frequency inverter and low frequency inverter connecting in parallel...
A power converting method for high frequency inverter and low frequency inverter connecting in parallel, which is for converting a direct current power into an...
US-1,000,3250 Modular converter circuit having sub-modules, which are operated in linear operation
A converter circuit includes a direct-voltage connection and a phase module which includes connections electrically connected to the direct-voltage connection,...
US-1,000,3248 Control algorithm for power electronics based on time durations
In some examples, a method includes measuring, by a secondary controller, an output voltage and determining, by the secondary controller, a duration for a...
US-1,000,3247 Linear actuator
Provided is a linear actuator wherein a moving element can be moved in a direction normal to the direction of arrangement of coils. The moving element 1 has...
US-1,000,3246 Linear-motor stator with integral line reactor
A linear-motor stator assembly comprising a stator and an integral line reactor in one housing. The reactor has inductor coils which are connected in series...
US-1,000,3245 Linear vibrating motor
A linear vibrating motor is provided in the present disclosure. The linear vibrating motor includes a shell, a vibrating unit, a coil module and an elastic...
US-1,000,3244 Squirrel-cage rotor and method for manufacturing squirrel-cage rotor
A squirrel-cage rotor including a rotor which has a plurality of rotor slots on an outer circumferential portion thereof and in which secondary conductors...
US-1,000,3243 Rotor, method of manufacturing the rotor, and rotary electric machine having the rotor
A rotor 2 includes a rotor core 21 fixed to a rotation axis in such a manner that the rotor core 21 is rotatable integrally with the rotation axis, the rotor...
US-1,000,3241 Vehicle inverter device and motor-driven compressor
A vehicle inverter device is configured to convert DC power to AC power. The vehicle inverter device includes a circuit having switching elements and a noise...
US-1,000,3238 Brush assembly with bridge and leg portions with metal routing
An electric motor is provided including a stator, an armature rotatably received within the stator and having an armature shaft on which a commutator is...
US-1,000,3237 Flywheel rotor
A solid steel flywheel rotor having improved material properties offers improved energy storage at reduced cost. A process for manufacturing the rotor is also...
US-1,000,3236 Direct drive rotor with metal coupler
A rotor for an outer rotor-type motor is provided. The rotor includes a metallic coupler and a polymeric frame molded over at least part of the metallic coupler.
US-1,000,3235 Flexible connector system for connecting a high current motor to a PCB of an integrated electronics system of a...
An integrated electronics system for a vehicle includes a housing, a circuit board mounted to the housing, at least one circuit board electrical terminal fixed...
US-1,000,3234 Electrical machine comprising a fastening flange
An electrical machine (12) comprising a fastening flange (10), wherein the fastening flange (10) has a rim (46), so that the fastening flange (10) is arranged...
US-1,000,3233 Mechanically and electrically integrated rotary electric machine
In a mechanically and electrically integrated rotary electric machine, a motor portion and an inverter portion are inserted inside a cylindrical frame. The...
US-1,000,3232 Rotary electric machine and stator manufacturing method
In order to provide a rotary electric machine with a reduced size and improved weldability, the stator of a rotary electric machine has a segment coil formed by...
US-1,000,3231 Electric machine and method for winding a coil of an electric machine
The present invention relates to an electric machine, in particular a brushless permanent magnet motor, comprising a stator which comprises a plurality of teeth...
US-1,000,3230 Axial-gap motor-generator
An axial-gap motor-generator includes a case, a rotor, a stator, a cooling plate, an air inlet, an outlet, an airflow generating groove, and a radial groove....
US-1,000,3228 Interior permanent magnet machine with axially varying permanent magnet size
A rotor includes pole portions, a first permanent magnet, a second permanent magnet, and a third permanent magnet. Each pole portion includes a center, a back,...
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