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Patent # Description
2017/0077852 BRUSHLESS MOTOR DRIVE DEVICE
A brushless motor drive device includes the following: an inverter circuit configured to energize and drive the winding of a brushless motor; a current...
2017/0077851 Power Tool And Motor Drive Circuit Thereof
A power tool and a motor drive circuit thereof are provided. The motor drive circuit includes an inverter, a controller and a current sensor. The inverter...
2017/0077850 MOTOR CONTROL APPARATUS FOR CONTROLLING MOTOR BASED ON COUNTER-ELECTROMOTIVE VOLTAGE GENERATED IN WINDING OF MOTOR
A motor control apparatus includes: a unit configured to determine a counter-electromotive voltage in a winding of a motor; a unit configured to determine a...
2017/0077849 MOTOR CONTROL CIRCUIT AND METHOD OF USE
A motor control circuit is provided, including a first circuit, a second circuit, and a microcontroller. The first circuit is configured to conduct an analog...
2017/0077848 METHOD AND APPARATUS FOR A POSITION SENSOR FOR A TRANSMISSION INTEGRATED SYNCHRONOUS MOTOR
A transmission assembly has an integrated torque machine including a torque machine stator and a torque machine rotor. The torque machine rotor includes at...
2017/0077847 CONTROL SUB-SYSTEM AND RELATED METHOD OF CONTROLLING ELECTRIC MACHINE IN FLUID EXTRACTION SYSTEM
A control sub-system for controlling an electric machine is presented. The control sub-system includes a phase shift control unit to receive an electric signal...
2017/0077846 MOTOR APPARATUS
A motor apparatus includes: an inverter arranged to drive a motor with a voltage outputted from a driving element; a rectifier circuit arranged to rectify...
2017/0077845 POSITIONING ARRANGEMENT FOR MOVING AN OBJECT THAT IS TO BE POSITIONED
A positioning arrangement is provided for moving an object that is to be positioned (9) with at least one positioning axis (11), wherein at least two electric...
2017/0077843 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...
2017/0077842 POWER TOOL AND CONTROL CIRCUIT THEREOF
A power tool and a control circuit thereof by which electric energy can be recovered into a battery pack while an electric motor is braked. The control circuit...
2017/0077841 ENERGY HARVESTING APPARATUS AND ELECTRONIC APPARATUS HAVING THE SAME
An energy harvesting apparatus includes a housing that includes an internal portion filled with dielectric liquid in a vacuum state, first and second electrode...
2017/0077840 METHOD FOR PRODUCING THERMAL AND ELECTRICAL ENERGY AND DEVICE FOR IMPLEMENTING SAID METHOD
The invention relates to electrical power engineering and can be used for the production of autonomous sources of thermal and electrical energy. The required...
2017/0077839 ENERGY HARVESTING FOR LEADLESS PACEMAKERS
An energy harvester having a plurality of bimorph beams and a plurality of piezoelectric devices, wherein at least two of the piezoelectric devices are mounted...
2017/0077838 Cylindrical and Spherical Triboelectric Generators
A generator includes a first member, a second member and a sliding mechanism. The first member includes a first electrode and a first dielectric layer affixed...
2017/0077837 SWITCHING CONVERTER WITH IMPROVED POWER DENSITY
Disclosed examples include switching power converters, control methods and ripple filter circuits in which first and second switches are connected in series...
2017/0077836 INVERTER DEVICE, ENERGY STORAGE SYSTEM AND METHOD OF CONTROLLING AN INVERTER DEVICE
An inverter device, an energy storage system comprising such an inverter device, and a method of controlling such an inverter device are provided. The inverter...
2017/0077835 THREE-PHASE INVERTER SYSTEM
A three-phase inverter system, in one configuration, includes an inverter main circuit and a control circuit. The inverter system includes current sensors...
2017/0077834 VOLTAGE SOURCE CONVERTER
A voltage source converter comprises first and second DC terminals for connection to a DC network, and at least one limb connected between the first and second...
2017/0077833 DUAL MODE POWER SUPPLY CONTROLLER WITH CHARGE BALANCE MULTIPLIERS AND CHARGE BALANCE MULTIPLIER CIRCUITS
A circuit for generating an output current includes a control signal generating circuit that is configured to generate a control signal. The control signal is...
2017/0077832 ELECTRICAL MACHINE AND POWER CONVERTER
An electrical machine includes a first substrate, a second substrate, and a conduction support. The first substrate has a mounting surface. The second...
2017/0077831 ELECTRICAL-MACHINE HOUSING AND POWER CONVERTER
An electrical-machine housing includes a main housing, a defining portion, and a holder. The defining portion includes a plurality of protrusions defining a...
2017/0077830 SEMICONDUCTOR DEVICE, METHOD OF MANUFACTURING THE SAME AND POWER CONVERTER
There is provided a method of manufacturing a semiconductor device. The method of manufacturing the semiconductor device comprises a process of forming a...
2017/0077829 POWER CONVERSION DEVICE
Disclosed herein is a power conversion device including a storage and a power conversion controller. The storage stores multiple values, each correlated to a...
2017/0077828 MATRIX CONVERTER
A matrix converter includes a plurality of first bidirectional switches electrically connected to each of input phases of an AC power supply and each of output...
2017/0077827 PORTABLE ELECTRICAL GENERATOR SYSTEM FOR PROVIDING TEMPORARY DISTRIBUTION OF SINGLE-PHASE AND THREE-PHASE POWER
A portable generator system is used to provide temporary electrical power. The portable generator system has a vehicle, a generator, a step-up system, and a...
2017/0077826 BJT DRIVER WITH DYNAMIC ADJUSTMENT OF STORAGE TIME VERSUS INPUT LINE VOLTAGE VARIATIONS
A controller for a power converter includes a driver circuit that generates a control signal to switch a power switch in response to an output, and a control...
2017/0077825 SWITCHING POWER SUPPLY DEVICE
A switching power supply device includes a switching element connected in series with a primary winding of a transformer, to which an input voltage is applied,...
2017/0077824 METHOD AND APPARATUS FOR SENSING MULTIPLE VOLTAGE VALUES FROM A SINGLE TERMINAL OF A POWER CONVERTER CONTROLLER
A method for regulating an output of a power converter includes receiving a signal at a single terminal of an integrated circuit controller. The signal at the...
2017/0077823 SOFT-START FOR ISOLATED POWER CONVERTER
Current flowing through an inductor on a primary side of a voltage converter is sensed and compared to a threshold peak current value to determine when to end...
2017/0077822 CIRCUIT DEVICE, ELECTRONIC DEVICE, AND DRIVE METHOD FOR RESONANT CIRCUIT
A circuit device includes a driver that performs drive control of a resonant circuit and a signal output unit having an input node N.sub.AIN to which a...
2017/0077821 CONTROL OF A DEAD TIME IN A DC-DC CONVERTER
A DC-DC converter includes a first switch connected between an input node and a switching node, a second switch connected between a reference node and the...
2017/0077820 SAMPLE-AND-HOLD CIRCUIT FOR GENERATING A VARIABLE SAMPLE SIGNAL OF A POWER CONVERTER AND METHOD THEREOF
A sample-and-hold circuit includes a first voltage generation unit, a second voltage generation unit, a stabilization capacitor. The first voltage generation...
2017/0077819 SYSTEMS AND METHODS FOR CONTROLLING A POWER CONVERSION SYSTEM
Systems and methods for controlling a power conversion system are provided. The power conversion system includes a power converter comprising a primary stage...
2017/0077818 HYBRID BOOST-BYPASS FUNCTION IN TWO-STAGE CONVERTER
A boost-bypass converter includes a boost inductor coupled between an input and an output of the boost-bypass converter. A bypass diode is coupled between the...
2017/0077817 ENHANCED POWER MODE TRANSITIONS IN BUCK-BOOST CONVERTERS
An electronic system, DC-DC voltage converter, method of operating a buck-boost DC-DC converter, and method for power mode transitioning in a DC-DC voltage...
2017/0077816 REDUCING A DROP IN A RESIDUAL SUPPLY-SIGNAL LEVEL ON START UP OR RESTART OF A POWER SUPPLY
In an embodiment, a method includes generating a pulse-width-modulated signal having a duty cycle, and isolating a power-supply output node in response to the...
2017/0077815 Control Method for Zero Voltage Switching Buck-Boost Power Converters
A method comprises providing a buck-boost converter comprising a first high-side switch and a first low-side switch connected in series across an input...
2017/0077814 ASYMMETRIC POWER FLOW CONTROLLER FOR A POWER CONVERTER AND METHOD OF OPERATING THE SAME
A controller for a power converter formed with a plurality of converter stages, and method of operating the same. In one embodiment, the controller includes a...
2017/0077813 SWITCHED MODE POWER SUPPLY CIRCUIT
An SMPS (Switched Mode Power Supply) circuit includes a first switch element, a second switch element, an inductor, a capacitor, a current sensor, a current...
2017/0077812 LOAD TRANSIENT AND JITTER OF DC-DC CONVERTER
A circuit includes an inductor that receives a switched input voltage to provide an output for driving a load. A driver circuit drives the switched input...
2017/0077811 VOLTAGE REGULATOR AND METHOD FOR CONTROLLING OUTPUT STAGES OF VOLTAGE REGULATOR
A voltage regulator includes a plurality of output stages and a controller. The plurality of output stages are arranged for selectively enabling to generate...
2017/0077810 POWER SUPPLY SYSTEM HAVING TWO DC POWER SUPPLIES
A power supply system includes first and second DC power supplies and a power converter having first to fifth semiconductor elements and first and second...
2017/0077809 REDUCING A DROP IN A RESIDUAL SUPPLY SIGNAL LEVEL ON START UP OR RESTART OF A POWER SUPPLY
In an embodiment, a power-supply controller includes a control circuit, a drive circuit, and a signal-drop-reducing circuit. The control circuit is configured...
2017/0077808 REGULATOR, SERIALIZER, DESERIALIZER, SERIALIZER/DESERIALIZER CIRCUIT, AND METHOD OF CONTROLLING THE SAME
According to an embodiment, a regulator includes: a voltage control circuit to supply a voltage; a clock signal output circuit to output a clock signal...
2017/0077807 Apparatuses and Methods for Encapsulated Devices
One embodiment is directed towards an encapsulated device. The encapsulated device includes a device, and a first encapsulation covering the device. The first...
2017/0077806 SCHEME FOR AUTOMATICALLY SEARCHING OPTIMAL PHASE SHEDDING THRESHOLD FOR VOLTAGE CONVERTER HAVING MULTI-PHASE...
A method for performing phase shedding for a voltage converter having a multi-phase output stage circuit includes: sensing an input current of the voltage...
2017/0077805 HIGH POWER DRIVER
A transistor circuit includes a transistor having a control electrode, a first current electrode, and a second current electrode. A turn off mode change...
2017/0077804 METHOD FOR LIMITING THE STARTING CURRENT OF A STEP-UP-CONVERTER
The disclosure relates to a method for limiting the starting current of a step-up-converter that is supplied by a DC voltage source. The step-up converter has...
2017/0077803 PRECHARGE SWITCH-CAPACITOR CIRCUIT AND METHOD
An input sampling stage circuit includes, a precharge buffer, a precharge switch-capacitor circuit, and an input sampling capacitor. The precharge buffer is...
2017/0077802 COMPENSATION NETWORK, SWITCHING POWER SUPPLY CIRCUIT AND CIRCUIT COMPENSATION METHOD
Disclosed are a compensation network, switching power supply circuit and a circuit compensation method; in the compensation network: an output end of the...
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