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Patent # Description
US-9,356,527 Multi-mode active clamping power converter
A multi-mode active clamping power converter comprises an input inductor, a down-bridge switch, an up-bridge switch, a first energy-storing capacitor, a...
US-9,356,526 DC-DC power conversion apparatus and method
A DC-DC power conversion apparatus and a DC-DC power conversion method are provided. The DC-DC power conversion apparatus includes a switching circuit, a main...
US-9,356,525 Power supply device and image forming apparatus
The power supply device includes a transformer that includes primary, secondary and auxiliary windings; a switching unit that switches current flowing to the...
US-9,356,524 Power conversion apparatus
A power conversion apparatus, including a transformer, a switch, an analog controller, a digital controller, and a voltage converter-based feedback circuit, is...
US-9,356,523 DC-to-DC converter
A DC to DC converter includes: first and second switching elements connected at a first connection point between a first input/output terminal and a first...
US-9,356,522 Power supply circuit for driving LED lamp and power supply method, and primary-side control circuit of flyback...
The present invention discloses a power supply circuit for driving an LED lamp and a power supply method. The power supply circuit is constituted by an AC-DC...
US-9,356,521 Switching power-supply device having wide input voltage range
Provided is a highly-efficient switching power-supply device having a wide input voltage range. The switching power-supply device includes: a first series...
US-9,356,520 Forward converter with magnetic component
A forward converter comprises a magnetic component with a transformer and a filter output inductor. Also disclosed is a method for assembly of a forward...
US-9,356,519 Current balance circuit of resonant type switching power-supply circuit
Provided is a switching power-supply device capable of balancing a plurality of converter blocks operated in parallel. The switching power-supply device...
US-9,356,518 Over-voltage protection circuit and over-voltage protection method
An over-voltage protection circuit is applied to a switching voltage converting circuit. The switching voltage converting circuit manipulates an upper bridge...
US-9,356,517 DC-DC converter with digital current sensing
A regulated DC-DC switching converter includes a bypass mode in which ends of an output inductor are coupled together. Circuitry determines output capacitor...
US-9,356,516 Driving apparatus and electric power converter
A driving apparatus includes a first potential line that applies a first potential, a second potential line that applies a second potential, a coil including a...
US-9,356,515 Power switching device, three phase bridge inverter, and method of operating a power switching device
A power switching device includes a power terminal connected to a power supply; a load terminal connected to a load; a power switch connected between said power...
US-9,356,514 Power supply conversion apparatus with bootstrap unit
Embodiments of the present invention disclose a power supply conversion apparatus, where a control unit generates a corresponding control signal according to a...
US-9,356,513 Sequence circuit
A sequence circuit includes a power output terminal, first to third power input terminals, first to sixth resistors, first to tenth filed effect transistors...
US-9,356,512 Envelope tracking power supply with direct connection to power source
A communication device, such as a smart phone, includes an envelope tracking power supply. The envelope tracking power supply is configured for direct...
US-9,356,511 Control circuit with hysteresis for a switching voltage regulator and related control method
A control circuit for a switching voltage regulator is configured to receive an error signal representative of a regulator output voltage in relation to a...
US-9,356,510 Constant on-time switching converter and control method thereof
A switching converter providing an output voltage has at least one switch and a control circuit. The control circuit has a slope compensation module, an output...
US-9,356,509 Reference current generator with switch capacitor
Exemplary embodiments are related to current generators. A device may include a first integration path for charging a first integration capacitor during a first...
US-9,356,508 Constant-voltage and constant-current buck converter and control circuit
A control circuit is provided for a buck converter that includes at least an inductor coupled to an output of the buck converter. The control circuit includes a...
US-9,356,507 Charge pump that allows change of output voltage by changing the wiring
A charge pump includes a chip and a package substrate packaged on the chip and installed in a circuit board. One of the 1.sup.st.about.(X-Y).sup.th external...
US-9,356,506 Charge pump regulator and control method thereof
A charge pump regulator at least includes a first charge pump circuit and a second charge pump circuit. In an enabled period, a first clock signal is provided...
US-9,356,505 Power consumption management of a switching voltage regulator
A power supply circuit (106) for a switching voltage regulator (108) connectable to a load (110) is described. In order to manage a power consumption of the...
US-9,356,504 Power supply with interference suppression, and method for operating a power supply
A switched-mode power supply is disclosed, which includes a transformer with a primary winding and a secondary winding. A switch is coupled in series with the...
US-9,356,503 Combined active and passive harmonic mitigation devices and applications thereof
In one embodiment, the instant invention can provide a harmonic mitigating device that can include at least the following components: an active filter; a...
US-9,356,502 Magnetic gear arrangement having a variable gear ratio
A magnetic gear arrangement is provided having a magnetically active gear member that generates a first magnetic field, which is modulated by interpoles. The...
US-9,356,501 Motor for driving lens
A motor for driving a lens is disclosed, wherein a yoke comprises a rotation prevention unit configured to prevent the bobbin from rotating.
US-9,356,500 Stepper motor with adjustable detent torque
A stepper motor has a rotor having a permanent magnet, a stator housing and a plurality of stator coil assemblies disposed within the stator housing. Each coil...
US-9,356,499 Electromagnetic generator
An electromagnetic generator includes a magnet assembly having permanent magnets magnetized in a direction of stacking so that surfaces thereof corresponding to...
US-9,356,498 Rotary electric machine with armature magnetic reaction compensation
A rotary electrical machine comprises a rotor including a plurality of poles and a plurality of windings (E0-E7) wound about the poles, a stator, and a...
US-9,356,497 Variable-output generator for downhole power production
Methods and systems of downhole power generation are disclosed. The method includes the steps of rotating a magnet assembly about an axis relative to a coil...
US-9,356,496 Method for producing a BLDC motor
A method for producing a brushless DC (BLDC) motor includes: providing a stator, a rotor having a shaft and a carrier element having a cutout through which the...
US-9,356,495 Method for soldering a stator to a cooler, and stator comprising a solder connection to the stator support
A method for soldering a stator of an electric machine to a cooler is described. Firstly, the stator and/or the cooler is coated, at least partially, with a...
US-9,356,494 Electronic control device
An electronic control device including two housings coupled to each other, a first circuit board disposed in one of the two housings, a first terminal disposed...
US-9,356,493 Method of making a motor housing assembly
A motor housing assembly is formed by positioning a stator relative to a motor housing to configure a fillable gap between the stator and the motor housing, and...
US-9,356,492 Electric machine with liquid cooled housing
An electric machine having a stator, a rotor and a housing assembly with two end caps and inner and outer axially extending members. The outer housing member is...
US-9,356,491 Magnetic cap element for a stator of a generator
A stator system for a generator, in particular a generator of a wind turbine is disclosed. The stator system includes a housing element including a groove and a...
US-9,356,490 Electric machine and method to retrofit an electric machine
The electric machine (1) comprises a stator (2), a rotor (3), a cooling circuit for the stator (2) and/or rotor (3), fans (20) for cooling fluid circulation....
US-9,356,489 Device and method for generating power using buoyancy
A power generator may generate power using buoyancy having a fluid column contained by a tank having a sealable drain and a piston having a substantially hollow...
US-9,356,488 Laminated core for a magnetic bearing having individual laminations with at least one physical interruption and...
The core of a combined radial-axial magnetic bearing is stacked with coated laminations each equipped with at least one radial cut (9). These cuts (9) prevent...
US-9,356,487 Rotor bearing assembly
A bearing assembly for a rotating shaft uses a carbide sleeve to prevent wear and carry load. The carbide sleeves provide increased life for rotating components...
US-9,356,486 Position sensing techniques
An apparatus includes a housing which defines a longitudinal axis; a positioning element which, relative to the housing, translates linearly along the...
US-9,356,485 Starting assist method and starting assist system of electric vehicle
An electric motorcycle includes an electric driving unit including an electric motor and a power transmission mechanism, and is configured to halt supplying of...
US-9,356,484 Low profile pump motor lead protector
A low profile pump motor lead protector with a head guard and a trailing guard, the head guard including a front section with a front end and a rear section...
US-9,356,483 Stator segment unit adapted to build a ring-shaped stator when assembled
A stator segment unit adapted to build a ring-shaped stator when assembled is provided. The stator segment unit includes a stator yoke with at least one stator...
US-9,356,482 Rotor fixing unit for drive motor
A rotor fixing unit for a drive motor serves which fixes a rotor core to a shaft is provided. In particular, a plurality of keyway portions, which includes...
US-9,356,481 Rotor structure for a motor
A rotor structure for a motor includes a shaft, a single magnet and two fixing seats. The single magnet has two opposite end faces. An axial hole has a maximum...
US-9,356,480 Electric motor having rotor structure for avoiding defect due to strain generated by temperature change, and...
An electric motor having a rotor structure and a production method thereof, wherein a strain due to temperature change does not occur and a manufacturing...
US-9,356,479 Hybrid excitation rotating electrical machine
A hybrid excitation machine comprising a rotor having first and second rotor cores with a gap between in an axial direction, wherein first magnetic poles...
US-9,356,478 Stator of motor and motor
A stator of a motor comprises a stator core including a plurality of plate members stacked together; the stator core including: a yoke of a tubular shape; and...
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