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Patent # Description
US-9,960,697 Insulation type step-down converter
An insulation type step-down converter includes first, second, third, and fourth secondary-side coils, and first, second, third, and fourth rectifier elements....
US-9,960,696 Switched-mode compound power converter with main and supplemental regulators
In certain embodiments, a compound power converter passes the majority of power from input to output through only a single stage of power conversion. At least...
US-9,960,695 Power supply apparatus and error detecting method for power supply apparatus
A power supply apparatus includes a trans circuit configured to convert an input voltage into an output voltage by adjusting switching of the input voltage; an...
US-9,960,694 System and method for recovering voltage in a power conversion circuit
A power system includes power conversion circuitry that has a first switch and a second switch on either side of a transformer. The system also includes gate...
US-9,960,693 Control of switching frequency based on difference in phase relations
In some examples, a method of controlling a first switch and a second switch of a resonant mode power converter circuit, the method comprising delivering...
US-9,960,692 Driver for a power field-effect transistor with a programmable drive voltage, and related systems and methods
A driver includes a high-side driver transistor coupled between supply voltage and the gate drive nodes and provides a first charge current to a high side gate...
US-9,960,691 Control circuit, control method and flyback converter of primary-side feedback control thereof
The disclosure relates to a control circuit, a control method and a flyback converter of primary-side feedback control including the control circuit. On the...
US-9,960,690 Semiconductor device for controlling power supply
A semiconductor device, for controlling a power supply which generates and outputs a driving pulse, includes: a clock generating circuit with an oscillating...
US-9,960,689 Resonant control device and resonant control method thereof
A resonant control device and a resonant control method thereof controls a resonant converter connected with a load. An output voltage is applied across the...
US-9,960,688 DC power supply with multi-cell converter
A direct current (DC) power supply, including a plurality of first printed circuit boards (PCBs) disposed on a primary side of the DC power supply, a plurality...
US-9,960,687 System and method for a DC/DC converter
According to some embodiments, an electronic drive circuit is disclosed. The electronic drive circuit includes an energy storage device and a first bridge...
US-9,960,686 System and method for detecting a loss of AC power in a switched-mode power supply
In accordance with an embodiment, a method of operating a power supply includes detecting a loss of at least one of an AC input voltage an AC input power at an...
US-9,960,685 System and method for supplying a synchronous rectifier driver circuit
Methods for supplying a synchronous rectifier (SR) driver circuit and supply voltage generation circuits for a SR driver circuit are described. In one...
US-9,960,684 Electronic converter, and related lighting system and method of operating an electronic converter
An electronic converter may include transformer with a primary winding and a secondary winding, wherein the primary winding is coupled to an input for receiving...
US-9,960,683 Electronic circuit device
An electronic circuit device includes a board and a transformer that is provided at the board and that has a primary winding member and a secondary winding...
US-9,960,682 Single inductor positive and negative voltage output device
A single inductor positive and negative voltage output device, which not only reduces a chip area, but also meets mutual independent application needs of...
US-9,960,681 Multi-phase buck switching power supply
A switching power supply includes a plurality of parallel branches, each parallel branch including two serially connected controllable switches and a coil...
US-9,960,680 Control apparatus, switching power supply and control method for maintaining power conversion efficiency
Disclosed herein are an apparatus for controlling a switch-mode power supply, and a method of operating the same. In an embodiment, it is determined whether or...
US-9,960,679 Controlling a pair of switches
Devices and methods are provided where a feedback is provided from a control terminal of a first switch, and a second switch is controlled based on the feedback.
US-9,960,678 Power converter with resonant circuit
In a power converter, a first electrical path connects between the series resonant circuit and a selected terminal from the high- and low-side input and output...
US-9,960,677 Load driving device, and lighting apparatus and liquid crystal display device using the same
A load driving device disclosed in the specification includes a power supply circuit for supplying to a load an output voltage converted from an input voltage,...
US-9,960,676 Load sharing between parallel connected power converters
A power supply system includes multiple power converters, each having an input and an output. The outputs of the power converters are connected together in...
US-9,960,675 Feed-forward control system with current estimator
A method and apparatus for estimating capacitor current in a feed-forward control system includes a circuit that conducts a current through an output capacitor...
US-9,960,674 Systems and methods for output current regulation in power conversion systems
Systems and methods are provided for regulating a power converter. An example system controller includes: a driver configured to output a drive signal to a...
US-9,960,673 Control circuit and switching power supply
A control circuit according to an embodiment of the present invention is configured to control a switching element of a switching power supply. The control...
US-9,960,672 High voltage generator
A high voltage generator includes a voltage converting device that increases a level of an input voltage and outputs an output voltage having a level higher...
US-9,960,671 Isolator with reduced susceptibility to parasitic coupling
A capacitive isolation system, capacitive isolator, and method of operating the same are disclosed. The capacitive isolation system is described to include a...
US-9,960,670 Apparatus for charge recycling
One example discloses an apparatus for charge recycling between a first power-domain operating at a first voltage and a second power-domain operating at a...
US-9,960,669 Hybrid soft-start for isolated converter
Apparatus and methods are provided for starting up an isolated power converter. In an example, an integrated circuit for controlling an isolated power converter...
US-9,960,668 Method and device for controlling start of switching rectifier, and storage medium
The present disclosure provides a method for controlling soft start of a switching rectifier, which comprises: acquiring an external environmental parameter of...
US-9,960,667 System and method for protection during inverter shutdown in distributed power installations
A protection method in a distributed power system including of DC power sources and multiple power modules which include inputs coupled to the DC power sources....
US-9,960,666 Four-port power electronic transformer based on hybrid modular multilevel converter
Disclosed in the present invention is a four-port power electronic transformer based on a hybrid modular multilevel converter (MMCs). The four-port power...
US-9,960,665 Power supplies having a single isolation device for feedback and fault detection
According to some aspects of the present disclosure, isolated power supplies and corresponding control methods are disclosed. Example isolated power supplies...
US-9,960,664 Voltage converter
A voltage converter comprises a second controller as a power switch of the secondary side of the transformer for comparing a detection voltage representing an...
US-9,960,662 Mirroring of high rotor pole switched reluctance machines
A high rotor pole switched reluctance machine (HRSRM) employs an axial and radial mirroring concept and is represented by a first Multiple Rotor Pole (MRP)...
US-9,960,661 Skew correction device for stator core and skew correction method
A skew correction device is provided that can easily correct the skew in the circumferential direction of the stator core arising due to insertion of electrical...
US-9,960,660 Brushless DC motor with reduced emissions
A brushless DC motor includes a stator formed of a lamstack including a plurality of stacked laminations. The stator includes a plurality of radially extending...
US-9,960,659 Protection of a permanent magnet generator
The present invention relates to a protection system with a protection relay and at least one measurement sensor to protect a permanent magnet generator having...
US-9,960,658 Closure apparatus for a housing for damping interference signals of a commutated electric motor
A mechanically commutated electric motor is at least partially arranged in a closure apparatus for a housing. The closure apparatus includes at least a first...
US-9,960,657 Rotary electrical machine for motor vehicle
A rotating electrical machine, in particular to an alternator (A) or to an alternator-starter, for a motor vehicle, comprising: a rotor (2) supporting a front...
US-9,960,656 Brushless DC motor power tool with combined PCB design
A power tool with a combined printed circuit board (PCB) that reduces internal wiring of the power tool and provides a large amount of air flow to internal...
US-9,960,655 Motor and winding assembly thereof
A motor includes a base, a winding assembly and a rotor. The base includes a pivoting portion. The winding assembly includes a support. The support includes at...
US-9,960,654 Dual air and liquid cooling media compatible electric machine electronics
An electronic package adapted for connection to a rear frame member of an electric machine of liquid and/or air-cooled type. The electronic package includes a...
US-9,960,653 Driving device having sealing member with first and second annular protrusions
The present disclosure provides a driving device including a stator, a rotor, a housing, a controller, and a sealing member. The sealing member includes a base...
US-9,960,652 Motor
A motor includes a housing, a back cover, a brush card, a brush, and a connector member. The back cover includes a first rear wall portion and a first...
US-9,960,651 Claw rotor provided with an excitation winding insulator, and rotary electrical machine equipped with the claw...
A claw rotor (2) provided with an insulator (11) for a field coil (10) and a rotary electric machine equipped with such a rotor, the insulator comprising a...
US-9,960,650 Armature coil and method of manufacturing the same
In an armature coil according to the present invention and, more particularly, in an armature coil including a plurality of coil conductors wound around a...
US-9,960,649 Rotating electric machine
A coolant flow path structure which cools a rotor is configured of a first coolant flow path forming a radial coolant flow path of the rotor and a second...
US-9,960,648 Adjustable high torque axial gap electric motor
A high torque axial gap electric motor includes rotor and stator disks containing magnets fixed to their respective faces, where the magnets contain triangular...
US-9,960,647 Enhanced flux-density magnet
One embodiment of an enhanced flux-density magnet comprises a magnetic material with two magnetic poles and one magnetic pole-area smaller than the other...
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