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Three-phase inverter with a repositioned choke
A method and apparatus for converting direct current into alternating current. The direct current is converted into a number of alternating currents using a...
Brushless DC motor with permanent magnet rotor
The brushless DC motor of the present invention comprises a permanent magnet rotor rotating coaxially with and inside of the stator containing the electric...
Cooling stator windings of an electric machine
In an electric machine, there may be lubrication and cooling needs, such as lubricating bearings and cooling coils of the electric machine. When lubricant is...
Rotary electric machine and bearing changing method
A rotary electric machine includes a stator core; a rotor that includes a laminated core, core holders, and cooling fans; a frame that includes a tubular unit...
Permanently excited synchronous machine with ferrite magnets
A permanently excited synchronous machine includes a stator; a winding system arranged in grooves of a laminated core of the stator and forming winding...
Redundant power supply system providing alternate standby
A redundant power supply system providing alternate standby includes at least one primary power supply, at least one secondary power supply and a power...
Battery, power supply apparatus and electronic apparatus
An electronic apparatus including an RT/CMOS DATA logic unit which stores Real-Time Clock information and CMOS information, and a battery having a power...
Solar-powered external charger and solar-powered external charger cradle
for medical implantable device systems
Disclosed are an external charger including a solar cell array for charging or powering an implantable medical device (IMD), and a cradle including a solar cell...
Charging device, electronic equipment, and charging situation notifying
A charging system 100 includes an electronic equipment 1 and a charging device 2. The charging device 2 includes a control unit 22 that controls a magnetic...
Wireless power system
A wireless power system can include wireless power receive circuitry for generating power from a wireless signal, and a wireless power transceiver for...
Systems and methods for extending the power capability of a wireless
Systems and methods for converting voltages between different voltage levels in a receiver are disclosed. In an aspect, a wireless power receiver apparatus for...
Wireless charging dock with auto-positioning
A wireless charging system may auto-position an electronic device for charging. A docking station may include a transmission source providing wireless charging...
Charging battery unit and electronic device with the same
A charging battery unit includes a receiving unit and a battery. The receiving unit includes a fixing member and a coil fixed on the fixing member. The coil...
A charging device includes a power converting unit and a power output unit. The power converting unit comprises a first conductive pin, a second conductive pin,...
Control circuit, and power generation device having the same
Provided is a control circuit capable of efficiently supplying electric power from an alternating-current generator to a load, and a power generation device...
Hybrid drive device
A method for operating a hybrid drive device including an internal combustion engine-generator unit as a range extender, at least one electric machine for...
Battery pack, energy storage system including battery pack, and method of
charging battery pack
A battery pack including: a battery including a battery cell; a temperature sensor for detecting a temperature of the battery; a cell voltage measuring unit for...
Charging and discharging control circuit and battery device
A charging and discharging control circuit includes a switching circuit that controls the gate of a bidirectional conduction type field effect transistor; a...
Method for controlling a battery, and battery for carrying out the method
A method is used for controlling a battery having at least one battery module line with a plurality of battery modules that are connected in series. Each...
Integrated electronics for perpetual energy harvesting
An apparatus for perpetually harvesting ambient near ultraviolet to far infrared radiation to provide continual power regardless of the environment,...
Pulsed level shift and inverter circuits for GaN devices
GaN-based half bridge power conversion circuits employ control, support and logic functions that are monolithically integrated on the same devices as the power...
Recharging of a pool of batteries
Method for recharging a pool of batteries from a recharging device (10) comprising several recharging terminals (14) supplied electrically from at least one...
System and method for electric vehicle battery charging
Systems and methods that facilitate the charging of an electric vehicle battery while avoiding electric grid peak load difficulties are discussed. One such...
Portable power transfer device
A portable power transfer device has input connectors and output connectors which can be used to transfer power from a first electronic device to a second...
System for vehicle jump starting
The invention provides a system for jump starting vehicle batteries in which the service end of each of two jumper cables has a self-adjusting locking clamp,...
Charge and discharge control circuit and battery device
Provided is a charge and discharge control circuit and a battery device which ensure high safety, even when a charger is reversely connected. The charge and...
System and method for providing active power balancing
According to one embodiment, a system for actively balancing power between several power units is disclosed. Each of the power units includes a corresponding...
System and method for reducing harmonic distortion
A method is disclosed including but not limited to supplying a voltage waveform from a higher power electrical bus to a lower power electrical bus; sensing on...
Relay-based foolproof circuit for over-voltage protection
The present invention provides a relay-based foolproof circuit for over-voltage protection, which is electrically connected between a plug and an electric...
Protection circuit and input circuit suitable for integrated circuit
An input circuit suitable for an integrated circuit (IC) and a protection circuit in the input circuit are provided. The protection circuit includes a...
Semiconductor integrated circuit device
An ESD protection circuit includes a resistive element, a capacitive element, a protecting element, and a controller. The resistive element, the protecting...
Circuit designs for induced transient immunity
A circuit for protecting a voltage supply to a sensor from a transient event is provided. The circuit includes at least one buffer capacitor configured to...
Overvoltage protection circuit, overvoltage protection method and panel
The present invention provides an overvoltage protection circuit, an overvoltage protection method and a panel driving circuit, wherein, the overvoltage...
Disconnection of a string carrying direct current power
A direct current (DC) power combiner operable to interconnect multiple interconnected photovoltaic strings is disclosed. The DC power combiner may include a...
Control unit for a motor vehicle
The invention relates to a control unit for a motor vehicle. Said control unit comprises a voltage converter which has an inlet for a direct voltage network....
Method and device for discharging an intermediate circuit of a power
The present invention relates to a method (100) and a device for discharging an intermediate circuit (9) of a power supply network (10), in particular a...
Device for actuating actuators in a motor vehicle
The invention relates to a device for actuating actuators in a motor vehicle having an at least partially metallic housing (MG) in which an electric circuit is...
Electricity leakage warning
The invention discloses an electric leakage warning and protection circuit which includes a zero-sequence transformer, a overcurrent sensor and a zero line...
Surge protection for differential input/output interfaces
An integrated circuit device (200) includes a first and second differential I/O pins (TRXP/TRXN) and a surge protection circuit. The surge protection circuit...
Device for monitoring and protecting the power supply of electrical
equipment and method for implementing said...
A device for monitoring and protecting electrical equipment, placed in series on a power supply line between an electrical power source and the equipment,...
Discharge circuits of discharge paths for electromagnetic interference
A discharge circuit for an electromagnetic interference (EMI) filter is provided. The discharge circuit includes a switch circuit, a control circuit, and a...
Wiring structure of electric wire
A wiring structure of electric wire is provided in which the efficiency of wiring electric wires can be improved and the wiring space can be saved. The wiring...
Heat sink for contactor in power distribution assembly
An electrical contactor assembly is provided including an electrical bus bar and at least one electrical contactor. The electrical bus bar includes a layer of...
Cable bend limiter
A cable bend limiter provides one or more joints including alternating sleeves and outer ball sections enclosing inner ball sections. Friction is controlled by...
Universal phase dimming module
A universal load control module includes a power supply that operates over a wide voltage range, a microcontroller, and one or more functional control blocks. A...
Method of manufacturing an ignition plug
A method for producing a spark plug for internal combustion engines, having a metallic shell, a ceramic insulator held in the shell, a center electrode embedded...
A spark plug includes: a metal shell including a tool engagement portion and having a through hole; an insulator disposed in the through hole of the metal...
Corona ignition device
A corona ignition device for igniting fuel in an internal combustion engine by means of a corona discharge. The corona ignition device comprises a central...
Laser diode device with a plurality of gallium and nitrogen containing
In an example, the present invention provides a gallium and nitrogen containing multilayered structure, and related method. The structure has a plurality of...
Laser structure on silicon using aspect ratio trapping growth
A method of forming a laser on silicon using aspect ratio trapping (ART) growth. The method may include; forming a first insulator layer on a substrate; etching...