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Patent # Description
US-9,543,837 Apparatus and system for adjusting internal voltage
An apparatus for adjusting an internal voltage includes a device characteristic detection circuit which detects a device characteristic, compares the device...
US-9,543,836 Control device of a power conversion circuit
In a control device of a power converter circuit repeating accumulation of energy to an inductor and release of energy from the inductor at each turn on/turn...
US-9,543,835 DC/DC converter, power supply circuit, and semiconductor device
Provided is a DC-DC converter with improved power conversion efficiency. A transistor which is incorporated in the DC-DC converter and functions as a switching...
US-9,543,834 Switching regulator, electronic device, and electronic circuit
There is provided a switching regulator configured to convert an input voltage into an output voltage. A control unit is configured to perform switching control...
US-9,543,833 Constant on time controller
The present invention provides a constant on time controller packaged in one single package for controlling a buck converting circuit to convert an input...
US-9,543,832 Current detection circuit and switching regulator thereof
In one embodiment, a current detection circuit configured for a switching regulator can include: (i) a feedback controlling circuit configured to control a...
US-9,543,831 Configurable DC-DC converter
A method includes, in a mobile communication terminal that is powered by a DC-DC converter and is operated by a user in accordance with multiple possible usage...
US-9,543,830 Sense current measurement in switch mode power converters
A switch mode power converter configured for operation with a plurality of outputs is disclosed. The switch mode power converter includes an inductive element...
US-9,543,829 Switching regulator and comparator-based zero current detection method used by the switching regulator
Provided are a switching regulator and a comparator-based zero current detection method. The switching regulator comprises: a switch configured to connect to a...
US-9,543,828 Low-noise multi-output power supply circuit and control method thereof
Disclosed herein are low-noise multi-output power supply circuits and methods. In one embodiment, a method of controlling a low-noise multi-output power supply...
US-9,543,827 Internal voltage generation circuits
An internal voltage generation circuit may include a pump controller and an internal voltage generator. The pump controller suitable for generating a first...
US-9,543,826 Audible noise avoiding circuit and DC-DC boost converter having the same
An audible noise avoiding circuit and a DC-DC boost converter for a DC-DC boost converter are provided. The audible noise avoiding circuit comprises a timing...
US-9,543,825 Power conversion apparatus and control method thereof
A power conversion apparatus and control method thereof are provided. The power conversion apparatus includes an output capacitor, an AC-to-DC conversion...
US-9,543,824 Active power factor correction control circuit, chip and LED driving circuit thereof
In one embodiment, an active power factor correction (APFC) control circuit, configured to generate a pulse-width modulation (PWM) control signal to control the...
US-9,543,823 Power conversion apparatus having a switching circuit unit that includes a switching device and an auxiliary...
A power conversion apparatus includes an inductor inserted between a secondary winding and a switching device, and an auxiliary switching device inserted...
US-9,543,822 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-9,543,821 MOSFET driver with pulse timing pattern fault detection and adaptive safe operating area mode of operation
A Safe Operating Area (SOA) adaptive gate driver for a switch mode power converter is disclosed. In response to a detection of a fault condition, the SOA...
US-9,543,820 Power converter including a DC-AC inverter and a capacitor circuit
A power inverter device includes an inverter that converts a direct-current (DC) power to an alternating-current (AC) power having an output AC voltage, and a...
US-9,543,819 Adaptive BJT driver for switching power converter
A flyback converter is provided that includes a base driver for driving a base current into a base of a BJT power switch. The base driver is controlled so as to...
US-9,543,818 Ferrofluid motor
A ferrofluid electric motor and methods are presented. A magnetic field is generated by an electromagnet, a flow of a ferrofluid is induced in response to the...
US-9,543,817 Hollow magnetic metal core pulse energy harvesting generator
This invention relates to energy harvesting of electrical energy by the change in a magnetic circuitous permeability path for magnetic lines of force that move...
US-9,543,816 Vibration generator having swing unit, frame and elastic member
A vibrator includes a frame, a swing unit, and an elastic member. The swing unit is disposed within the frame and holds a magnet. The elastic member connects...
US-9,543,815 Split permanent magnet machine
The invention relates to an electrical energy conversion system (11) which is particularly suited for use in wind energy conversion systems. The system includes...
US-9,543,814 Method of making a heat transfer element for an electric machine
An electric machine, such as a generator, providing for the generation of electricity and includes a rotor generating a magnetic field and a stator having...
US-9,543,813 Apparatus and methods for winding supports for coils and single poles of cores of dynamo electric machines
Apparatus and method for winding at least one electric wire W on a coil support (10) of a core of a dynamo electric by using a wire dispensing member (19) means...
US-9,543,812 Multi-phase electric circuit
A multi-phase electric circuit including an electric machine and an inverter, wherein machine encompasses a rotor connected to the inverter via at least two...
US-9,543,811 Heatsink design with thermal insulator to reduce encoder temperature
An electric motor assembly including a housing, an electric motor supported in a motor compartment of the housing, an encoder operatively coupled to the...
US-9,543,810 Semiconductor module and driver device
A semiconductor module includes a switching element, a molded body, and a motor terminal. The molded body having the switching element disposed therein. The...
US-9,543,809 Radial vent composite heat pipe
A radial vent composite heat pipe system for cooling and increasing the power density of an electrical machine is provided. The system comprises a plurality of...
US-9,543,808 Power generation system, power generation method
This power generation system is provided with a medium circuit, a circulation pump, an evaporator which evaporates a medium, an expander configured to be driven...
US-9,543,807 Electric motor
An electric motor includes a motor housing (1) and a further housing (6), in which electrical and/or electronic components (7) are arranged. A fluid-leading...
US-9,543,806 Wheel-axle generator
A wheel-axle generator equipped with a rotor configured to rotate with rotation of a wheel and a stator arranged around the rotor. The rotor is fixed to a...
US-9,543,805 Axial bearing device having increased iron filling
An axial bearing device includes an annular electrical sheet arrangement having individual sheets which protrude radially outward. In addition, an electrical...
US-9,543,804 Electric linear drive, in particular for adjusting furniture used for sitting or lying down
An electric linear drive, in particular for adjusting moveably mounted parts of furniture used for sitting or lying down, includes a drive motor, a threaded...
US-9,543,803 Heat circulation pump
A heat circulation pump includes a pump housing (1) with a pump impeller driven by an electric motor. The electric motor is arranged in a motor housing (8)...
US-9,543,802 Motor drive apparatus
A motor drive control apparatus 30, on which a switching element 73 for performing drive control of the motor 10 is mounted, includes: a heat sink 50 placed on...
US-9,543,801 Motor with thrust bearing
A motor includes a bearing sleeve arranged with a base and having opposite opening and sealing ends; a stator coupled with the base or bearing sleeve; and a...
US-9,543,800 External corona shielding for an electrical machine
An external corona shielding for a conductor bar of an electric machine, a main insulating layer sheath on the conductor bar. The shielding has a first ply,...
US-9,543,799 Single rotor-type motor
A single rotor type motor includes: a stator including a plurality of stator cores that are divided in a plural number and radially arranged, a bobbin made of...
US-9,543,798 Electric motor
A rotor for an electric motor has an iron core and a winding wound about teeth of the rotor core. Slots are formed between the teeth to accommodate coils of the...
US-9,543,797 Cross-interlocked switch type DC electric machine having auxiliary excitation winding and conduction ring and brush
The present invention relates to a multi-set switched DC electric machine having conduction ring and brush and having its rotary part of electric machine being...
US-9,543,796 Motor with stepped rotor tube coupled to the inner race of a multiple-row bearing
A motor includes a stator, a rotor tube which is disposed inside the stator, a rotor core assembly which is coupled to an outer circumferential surface of the...
US-9,543,795 Rotor for an electrical machine and relative assembly method
A rotor for an electrical machine includes a laminated core having a main axis and a plurality of poles delimiting a plurality of radial seats extending along...
US-9,543,794 Motor and washing machine having the same
A motor includes an enhanced strength of a stator, the stator being formed with a plurality of core plates stacked one on top of another, and a rotor rotatably...
US-9,543,793 Radial-winding stator of a motor
A radial-winding stator of a motor including a core and eight poles is disclosed. Each pole has a magnetic pole and a pole piece. The magnetic pole is connected...
US-9,543,792 Rotary electric machine, electric motor, machine, electric generator, and electric generating machine
According to one embodiment, a rotary electric machine includes a rotor that is rotatable at a predetermined position and includes a plurality of first magnetic...
US-9,543,791 Power transmission apparatus, power transmission method, and storage medium
A waiting time during which receiving of a power receiving request is accepted from a power transmission apparatus is appropriately managed, to shorten a time...
US-9,543,790 Apparatus for transmitting magnetic resonance wireless power using higher order mode resonance, receiving...
A method includes matching a basic mode frequency signal and a higher order mode frequency signal to a multi-band frequency signal with respect to a signal in...
US-9,543,789 Apparatus and method for transmitting/receiving wireless energy in energy transmission system
Disclosed are an apparatus and a method for transmitting/receiving wireless energy in an energy transmission system. The apparatus includes: a transmitting...
US-9,543,788 Standby switch sense emergency lighting device
In embodiments of the present invention improved capabilities are described for providing intelligent power control in response to an external power...
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