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Patent # Description
US-9,985,544 Electronic switch
An electronic switch for switching a load, having a current path which runs between an operating voltage connection and a load connection and to which a power...
US-9,985,543 Switching power supply
A switching power supply is provided which includes: an output port; a transformer; a first voltage divider circuit, configured to divide a feedback voltage to...
US-9,985,542 Controller IC with zero-crossing detector and capacitor discharge switching element
An integrated circuit (IC) for controlling the discharge of a capacitor coupled across first and second input terminals of a power converter circuit, wherein...
US-9,985,541 Feed forward controlling circuit and method for voltage ripple restraint
A feed forward controlling circuit is used to perform a feed forward controlling method to restrain ripple of the output voltage in a power converter. The power...
US-9,985,540 Reference voltage generator for a switched mode power supply
An isolated fly-buck converter is provided for converting an input voltage to an output voltage, and for generating a voltage indicative of the input voltage....
US-9,985,539 Power controller with turn-on time configured according to number of current limit operations
A power controller is provided. The power controller has a peak current setting unit utilized for deciding a peak current value according to a divided input...
US-9,985,538 Over current protection in a variable output power supply
In accordance with embodiments of the present disclosure, a switch mode power supply may include a transformer, a controller configured to generate a periodic...
US-9,985,537 Primary sensing of output voltage for an AC-DC power converter
A method for estimating an output voltage of a power converter comprises sensing a voltage waveform representative of the output voltage; and detecting a first...
US-9,985,536 Current resonant power supply device
A first switch and a second switch connected in series to both terminals of a DC power source. A signal generation circuit generates a feedback signal based on...
US-9,985,535 Control circuit of switching power supply, insulated switching power supply
A negative power supply generates a voltage Vm that is negative when a source voltage Vh' of an activation element is used as a reference. A differential...
US-9,985,533 Control circuit having adaptive blanking time and method for providing the same
A control circuit can include: a blanking time control circuit configured to generate a blanking control signal according to a peak current of a main switch of...
US-9,985,532 Pulse frequency modulation mode transitions for single stage power converter
A switching power converter controller is provided that transitions between constant voltage pulse frequency modulation operation and constant current operation...
US-9,985,531 Switching regulator for producing a plurality of DC voltages
A switching controller for the generation of a plurality of DC voltages includes an auxiliary secondary circuit in addition to a primary circuit and at least...
US-9,985,530 DC-DC converter and control method thereof
A soft switching system DC-DC converter includes a switching element, a transformer or a reactor, and a controller configured to control a switching operation...
US-9,985,529 Power control method and related apparatus capable of providing compensation to inductance variation
A power supply control method capable of compensating inductance variation of an inductive device in a power supply. The power supply has a power switch...
US-9,985,528 Power converter with hysteretic buck-boost architecture and method therefor
In one form, an apparatus comprises a buck-boost converter circuit, a ripple emulator circuit, a ripple based controller circuit, and a switch control circuit....
US-9,985,527 Switching power supply with short circuit detection
A switching power supply includes: a switching device connected between a power supply input terminal and a ground terminal via an inductance element; an output...
US-9,985,526 Switching regulator with self biasing high voltage swing switch stack
A switching voltage converter is disclosed. The voltage converter includes a controller configured to generate first and second control signals, and a switch...
US-9,985,525 Power converter and switching power supply device
The present disclosure discloses a power converter and a switching power supply device. The power converter includes an energy storing and outputting circuit...
US-9,985,524 DC/DC conversion device and load-drive control system
A DC/DC conversion device that includes three-level power conversion circuits in a plurality of phases. The DC/DC conversion device includes voltage detectors...
US-9,985,523 DC-DC converter and organic light emitting display device having the same
A DC-DC converter includes first and second converters. The first converter generates a first power voltage based on a power voltage from an input terminal, and...
US-9,985,522 Digital control algorithm using only two target voltage thresholds for generating a pulse width modulated...
A method and system are provided for digitally controlling a switch mode power supply without using analog-to-digital converters by providing an SMPS output in...
US-9,985,521 Voltage system
A voltage system includes a switch device configured to regulate an output voltage at an output port of the voltage system; a pull-up device configured to pull...
US-9,985,520 Pulse width modulator for DC/DC converters
A conventional single-ended, primary-inductance converter (SEPIC) has its switching frequency determined by a controller, which determines the duty cycle at...
US-9,985,519 Voltage generation circuit
According to one embodiment, a voltage generation circuit includes: a charge pump circuit configured to boost a voltage input to a first node and output a first...
US-9,985,518 Circuit and musical instrument
A circuit includes: a signal processing unit which is configured to perform signal processing; an amplifying unit which is configured to amplify a signal output...
US-9,985,517 Voltage surge protection for active rectifiers in the event of load shedding
A rectifier module for an active bridge rectifier having two switching elements, connected in series between two end terminals, and between which a center tap...
US-9,985,516 DC/DC converter and method for zero voltage switching
A DC/DC converter having an inverter which accepts a DC input voltage, a rectifier that produces a DC output voltage, a resonant tank, and a controller. The...
US-9,985,515 Controllers for regulated power inverters, AC/DC, and DC/DC converters
The present invention relates to methods and corresponding apparatus for regulated and efficient DC-to-AC conversion with power quality, and to methods and...
US-9,985,514 Damper and an electrical energy converting device using the same
A damper includes a resonant circuit, a damping capacitor unit and a switching circuit. A damping inductor unit of the resonant circuit receives alternating...
US-9,985,512 Large magnetically geared machines
An electrical machine is provided comprising a first rotor, wherein the first rotor includes a support structure, a second rotor, a stator and, wherein the...
US-9,985,511 Linear actuator with coil winding portions having opposing current flow directions
A linear actuator for linearly positioning a recording head in a data storage mechanism. The disclosed linear actuator includes an electrically conductive coil...
US-9,985,510 PM stepping motor
A PM stepping motor includes a two-phase stator which includes first and stator stators, and a rotor which is rotatably supported inside the two-phase stator....
US-9,985,509 Induction generator and method for generating an electric current using an induction generator
An induction generator (100) is proposed, having at least one permanent magnet (130) for generating a permanent magnetic field (138), at least one reflux plate...
US-9,985,508 Vibrating motor
A vibrating motor is provided in the present disclosure. The vibrating motor includes a shell providing an accommodating space, a vibrating system accommodated...
US-9,985,507 Permanent magnet type motor
To provide a permanent magnet type motor having reduced torque ripple, in which torque ripples for electric angle sixth order and twelfth order are both reduced...
US-9,985,506 Manufacturing method and magnetizing device for interior permanent magnet rotor unit
In a method for manufacturing an interior permanent magnet rotor unit, a radial magnetizing part including high magnetic permeability portions and low magnetic...
US-9,985,505 Rotor of rotating electric machine
A second core block is stacked on a first filler-vestige-accommodating steel sheet along a rotational axis and has a plurality of second magnet insertion holes....
US-9,985,504 Electronic apparatus
A primary strut, which extends integrally from a heat sink main body, supports a circuit board at a location between a connector terminal and one of a switching...
US-9,985,503 Motor unit having a detector interposed between a motor and an arithmetic board
A motor unit is provided which shortens an information transmission path between a detector and an arithmetic board. The motor unit includes a motor and a motor...
US-9,985,502 Reducing high frequency losses in an electric machine
An electric machine has a stator defining an interior cavity and a rotor supported to rotate in the interior cavity of the stator. The rotor has a rotor core...
US-9,985,501 Generators with open loop active cooling
A rotor body for a high-speed generator includes a rotor body with interior and exterior surfaces, a coolant inlet and outlet, and a rotor cooling path for...
US-9,985,500 Induction motor with transverse liquid cooled rotor and stator
An electric machine with fluid cooling. The electric machine includes a stator, the stator having a stator winding and a stator core having a plurality of...
US-9,985,499 Generator unit
A generator unit is provided for attachment to an agricultural work vehicle with a gear module and a generator module. The gear for the driving of the generator...
US-9,985,498 Device including an electric machine with a lightweight design
An active part (4) of an electric machine (2) is connected to a supporting body (5) via a connecting structure and is fixed relative to the supporting body (5)....
US-9,985,497 Electrical linear actuator
An actuator that transforming electrical energy into mechanical energy (or vice-versa) that is particularly suited to portable applications requiring a high...
US-9,985,496 Step actuator
The invention relates generally to a step actuator, in which a lead screw coupled with a screw thread formed in a nut member is installed in a rotor magnet and...
US-9,985,495 Apparatus for mounting a motor such that vibrations are decoupled
An apparatus for mounting an electric motor, in particular a fan drive of a heating or air-conditioning system of a motor vehicle, such that vibrations are...
US-9,985,494 Electrical machine and controller and methods of assembling the same
A fluid circulating assembly includes an electrical machine having a rotor assembly, a stator assembly, and a housing. The housing includes an annular center...
US-9,985,493 Cooling structure for stator
A housing includes a housing center axis, a first end surface, a second end surface opposite to the first end surface in a direction of the housing center axis,...
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