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Patent # Description
2017/0288579 METHOD FOR MAKING A MOTOR QUIETER
The method is for making an electric motor more efficient by iteratively changing when a processor sends activation signals to transistors to minimize a...
2017/0288578 POWER SUPPLY APPARATUS
According to one embodiment, the controller configured to, when an operation of the boosting circuit is in the boosting mode, and if an instantaneous value Ia...
2017/0288577 DEVICE AND METHOD FOR SWITCHING IN AND OUT A START WINDING OF A SINGLE PHASE AC MOTOR
A device for switching in and out a start winding of a single phase AC motor using an energizer winding to generate voltage which can be used to power a simple...
2017/0288576 SELF-POWERED PIEZOELECTRIC ENERGY HARVESTING MICROSYSTEM
A self-powered piezoelectric energy harvesting microsystem device has CMOS integrated circuit elements, contacts and interconnections formed at a proof mass...
2017/0288575 POWER CONVERTER
A power converter includes: a plurality of external terminals; a grounded earth terminal; a power conversion circuit; a ground conductor; and a plurality of...
2017/0288574 NEUTRAL POINT REGULATOR HARDWARE FOR A MULTI-LEVEL DRIVE
The present disclosure relates generally to a neutral point balancing scheme for power converter systems. The balancing circuit includes a first side of a...
2017/0288573 APPARATUS FOR BALANCING VOLTAGES OF DC LINK CAPACITOR IN INVERTER
An apparatus for balancing a voltage of a direct current (DC) link capacitor of an inverter is provided. The apparatus of the present disclosure includes a...
2017/0288572 Oil Type Phase Shift Transformer for Medium Voltage Inverter System
Disclosed is a phase shift transformer for supplying voltage to a plurality of unit power cells in a medium voltage inverter system. The phase shift...
2017/0288571 ELECTRICAL ENERGY TRANSMISSION SYSTEM
An electrical energy transmission system has a three-phase electric current power source generating a three-phase electric current signal including three...
2017/0288570 ELECTRICAL SERVICE INTERFACE SYSTEM
An electrical service interface system include a configurable device and inverter mounted to an equipment tower, wherein each of the configurable device and...
2017/0288569 POWER CONVERTER
In a multilevel converter, three switches are connected between three arms and three reactors, and three resistive elements are connected to the respective...
2017/0288568 RECTIFIER CIRCUIT, AND CORRESPONDING DEVICE AND METHOD
A rectifier cell includes a first cell branch and a second cell branch that extend in parallel between two opposite nodes receiving an a.c. signal. The first...
2017/0288567 POWER CONVERSION DEVICE
A power converter including a compressor as a load includes a compensation current output (80) allowing compensation current (Ic), which compensates for...
2017/0288566 Quiescent Power Supply
A quiescent power supply including an AC/DC converter, a switch, an energy storage device, and a controller is disclosed. The switch is electrically coupled to...
2017/0288565 INVERTER WITH A MULTI-PART HOUSING AND AN INTERNAL COOLING-AIR DUCT
An inverter for converting an input-end direct current into an output-end alternating current to be fed into an AC voltage supply system includes a first...
2017/0288564 POWER CONVERSION APPARATUS AND METHOD FOR MANUFACTURING THE SAME
A second lead frame is set onto a conductive layer and a busbar. The second lead frame has holes previously formed at opposite ends thereof, and pieces of...
2017/0288563 SERIES MODULE ASSEMBLY WITH A POWER BUS SYSTEM
A series module assembly particularly for drive technology includes a bus system and series modules arranged in side by side in a row on a mounting base. The...
2017/0288562 System, Apparatus And Method For Improving Input Power Quality In A Modular Power Inverter
In one embodiment, a system includes a plurality of slices each having a transformer including a primary winding to couple to an input power source and a...
2017/0288561 Microgrid Power Architecture
Power converters, and microgrids driven by such a power converter, in which the converter is controlled by a proportional controller which operates directly on...
2017/0288560 ARRANGEMENT FOR CONNECTING A RAILWAY POWER SUPPLY FOR A RAILWAY TRACK TO A THREE-PHASE SUPPLY NETWORK
An arrangement for connecting a railway power supply for a railway track to a three-phase supply network. The arrangement has a three-phase AC transformer and...
2017/0288559 TRANSFORMER
A transformer includes a front stage circuit and a rear stage circuit. As a front stage circuit, a switch series unit, which is connected in parallel to a...
2017/0288558 VOLTAGE DISCHARGE CIRCUIT
Technologies are described for an adaptable power supply that can switch between two or more output voltages. The power supply includes discharge circuitry...
2017/0288557 Energy Channelling Single Stage Power Converter
Energy channelling AC-DC converters, methods, and control systems are provided. The converters comprise a first output circuit that receives power from the...
2017/0288556 Circuits and Methods for Auxiliary Secondary Supply Generation with Self-Starting Primary Side Driver in...
Circuits that provide an auxiliary power supply on the secondary side of an isolated switched-mode power converter are described. Such an auxiliary supply may...
2017/0288555 METHOD FOR DRIVING A RESONANT CONVERTER, AND CORRESPONDING DEVICE AND COMPUTER PROGRAM PRODUCT
A resonant converter includes a primary switching circuit including a primary winding and upper and lower switching half-bridge circuits alternately activated...
2017/0288554 Power Converter And Power Conversion Method
In accordance with an embodiment, a power conversion method includes operating a power converter circuit in one of a first operation and a second operation...
2017/0288553 Power Converter and Power Conversion Method
In accordance with an embodiment, a method includes disabling a first electronic switch connected in series with a primary winding of a transformer in a power...
2017/0288552 POWER CONVERTER AND METHOD OF ENTERING SKIP AT A FIXED OUTPUT POWER IN A LIGHT LOAD CONDITION INDEPENDENT OF...
A power converter has a power transistor and inductor coupled in a conduction path with the power transistor. A switching frequency of the power transistor is...
2017/0288551 POWER CONVERTER FOR A SWITCHING POWER SUPPLY AND MANNER OF OPERATION THEREOF
A switching power supply comprises a power converter that includes a transformer, a low side switch and a high side switch. The low side switch draws current...
2017/0288550 ULTRASONIC CONTROL SYSTEM AND METHOD FOR A BUCK-BOOST POWER CONVERTER
A buck-boost power converter includes an inductor driver section, a pulse width modulated (PWM) section, and a switch control section. The inductor driver...
2017/0288549 SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE AND POWER SUPPLY SYSTEM
A semiconductor integrated circuit device includes a first voltage terminal, a second voltage terminal, an output terminal, a high-side MOSFET connected...
2017/0288548 Negative Current Clocking
A switching mode power supply (SMPS) configured for clearing an overvoltage condition. The overvoltage is determined by detecting that the output voltage has...
2017/0288547 ELECTRIC SOURCE CONTROL APPARATUS
An electric source control apparatus has: a determining device for determining whether a converter operates in a first mode or a second mode, wherein the first...
2017/0288546 Zero Voltage Switching
A method for providing non-resonant zero-voltage switching in a switching power converter. The switching power converter converts power from input power to...
2017/0288545 CIRCUIT DEVICE, SWITCHING REGULATOR, AND ELECTRONIC
A circuit device includes a first switching circuit that has one end connected to an output node, and turns on and off according to a drive signal, a second...
2017/0288544 CHOPPER CIRCUIT
A chopper circuit includes a controller that performs control of turning on a second switching device when a short circuit detector detects a short circuit of...
2017/0288543 DC OFFSET CORRECTION FOR INDUCTOR CURRENT RIPPLE BASED, CONSTANT-ON-TIME DC-DC CONVERTERS
Embodiments of a circuit for controlling DC offset error for an inductor current ripple based, constant-on time DC-DC converter are disclosed. The circuit...
2017/0288542 APPARATUSES AND METHODS FOR A LOAD CURRENT CONTROL CIRCUIT FOR A SOURCE FOLLOWER VOLTAGE REGULATOR
According to one embodiment of this disclosure, an apparatus is disclosed. The apparatus includes a voltage regulator configured to produce a regulated...
2017/0288541 POWER SUPPLY CIRCUIT
A power supply circuit includes: an analog/digital converter for converting an analog signal to a digital signal; a pulse width modulation signal control...
2017/0288540 DIGITAL VOLTAGE COMPENSATION FOR POWER SUPPLY INTEGRATED CIRCUITS
Systems and methods for digital voltage compensation in a power supply integrated circuit are provided. In at least one embodiment, a method comprises...
2017/0288539 DC-DC CONVERTER WITH TRANSIENT CONTROL AND THE METHOD THEREOF
A DC-DC converter with transient control. The DC-DC converter includes a power switching circuit, a current to voltage converter, a PI circuit 403, a voltage...
2017/0288538 CIRCUIT DEVICE, SWITCHING REGULATOR, AND ELECTRONIC APPARATUS
A circuit device includes: a comparator that outputs an output signal that is activated when a potential of an input terminal is lower than a determination...
2017/0288537 REDUCTION OF FREQUENCY VARIATION FOR RIPPLE BASED, CONSTANT-ON-TIME DC-DC CONVERTERS
Embodiments of a circuit for use with a DC-DC converter are disclosed. In an embodiment, a circuit for controlling frequency variation for a ripple based,...
2017/0288536 VOLTAGE CONTROLLING CIRCUIT OF T-CON LOAD VARIATION, DISPLAY PANEL AND DISPLAY DEVICE
The present disclosure provides a voltage controlling circuit of a T-CON load variation, a display panel and a display device. The voltage controlling circuit...
2017/0288535 POLARITY CORRECTION CIRCUIT
A power unbalance mitigating polarity correction circuit is presented comprising a first and a second polarity correction circuit, each comprising: an input...
2017/0288534 CHARGE PUMP CIRCUIT
A bipolar output charge pump circuit having a network of switching paths for selectively connecting an input node and a reference node for connection to an...
2017/0288533 ELECTRICAL CIRCUIT FOR VOLTAGE CONVERSION
A circuit includes a second voltage converter electrically coupled to a comparator and first voltage converter. The first voltage converter receives first and...
2017/0288532 CHARGE PUMP VOLTAGE REGULATOR
A charge pump voltage regulator is provided. The charge pump voltage regulator includes a charge pump circuit, where an output terminal of the charge pump...
2017/0288531 CHARGE PUMP CIRCUIT AND METHOD FOR OPERATING A CHARGE PUMP CIRCUIT
Embodiments of a charge pump circuit and a method for operating a charge pump circuit are disclosed. In an embodiment, a charge pump circuit includes a charge...
2017/0288529 DUTY CYCLE RANGE CONTROL FOR ENVELOPE TRACKING SWITCHING REGULATORS
Some embodiments include apparatus and methods for using a direct-current to direct-current (DCDC) converter and a control unit coupled to the DCDC converter....
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