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Patent # Description
2018/0191305 SIGNAL DETECTOR INCLUDING A SET OF RESISTORS AND A COLLECTION UNIT FOR GENERATING A DETECTION SIGNAL
A signal detector includes a signal input terminal, N first resistors, (N-1) second resistors, a third resistor, M voltage-to-current units and a collection...
2018/0191304 UP-DOWN CONVERTER
According to an embodiment of the inventive concept, an up-down converter includes a first mixer configured to convert an input radio frequency (RF) signal...
2018/0191303 PIEZOELECTRIC RESONATOR DEVICE
A piezoelectric resonator device having a sandwich structure is provided, which can be easily adapted to reduction in size. A crystal oscillator 101 includes:...
2018/0191302 CHIRP GENERATOR
A chirp-generator comprising a phase-detector for providing a phase-difference-signal representative of a phase difference between a clock-input-signal and a...
2018/0191301 LOCAL OSCILLATOR GENERATION SYSTEM AND GENERATION METHOD THEREOF
A local oscillator generation system includes a first frequency divider configured to divide frequencies of a first voltage controlled oscillator signal and a...
2018/0191300 ELECTRONIC COMPONENT, ELECTRONIC APPARATUS, AND MOVING OBJECT
An oscillator including a container, a first protrusion portion protruding from the container along a first direction, a second protrusion portion protruding...
2018/0191299 DIRECTLY-HEATING OVEN CONTROLLED CRYSTAL OSCILLATOR
The present disclosure relates to the technical field of quartz crystal oscillators, and particularly, to a directly-heating oven controlled crystal...
2018/0191298 HIGH CURRENT BURN-IN OF SOLAR CELLS
A method of high reverse current burn-in of solar cells and a solar cell with a burned-in bypass diode are described herein. In one embodiment, high reverse...
2018/0191297 APPARATUS AND METHOD FOR MEASURING ONE OR MORE CHARACTERISTICS OF ONE OR MORE PHOTOVOLTAIC CELLS
An apparatus for facilitating a measurement of characteristics of a photovoltaic cell. The apparatus includes an input port for coupling to a photovoltaic cell...
2018/0191296 COOLING ELEMENT FOR UPGRADING A PHOTOVOLTAIC MODULE AND METHOD FOR UPGRADING THE SAME
The invention relates to cooling element (5) having a fastening device (16) for upgrading any standard, commercially available photovoltaic module (1) for...
2018/0191295 MAINTAINING A SOLAR POWER MODULE
A solar power system includes a plurality of solar power cells mounted on an outer surface of a spherical frame, the spherical frame including an inner surface...
2018/0191294 MAINTAINING A SOLAR POWER MODULE
A solar power system includes a plurality of solar power cells mounted on an outer surface of a spherical frame, the spherical frame including an inner surface...
2018/0191293 SOLAR MODULE, OPERATING METHOD FOR A SOLAR MODULE, AND PHOTOVOLTAIC SYSTEM
A solar module includes one or more photovoltaic (PV) modules, a short-circuit switch connected in parallel with at least one of the one or PV modules, and a...
2018/0191292 METHOD AND SYSTEM FOR COMMUNICATION BETWEEN INVERTER AND SOLAR MODULE
Technologies for communication between an inverter and a solar module are disclosed. The disclosed technologies include monitoring a voltage and/or current of...
2018/0191291 MAINTAINING A SOLAR POWER MODULE
A solar power system includes a plurality of solar power cells mounted on a spherical frame; a hemispherical reservoir mounted to the spherical frame to...
2018/0191290 PHOTOVOLTAIC MOUNTING SYSTEM
Methods and systems for mounting an array of photovoltaic modules atop a rooftop are disclosed. In particular the mounting hardware includes a photovoltaic...
2018/0191289 BRACKET FOR SECURING SOLAR PANELS
The present invention provides a mounting bracket for attaching solar panels to a roof top. Also provided is a method of installing solar panels on a roof top...
2018/0191288 INVERTER AND MOTOR DRIVE DEVICE, FREEZING DEVICE
An inverter, motor drive device and freezing device, with which it is possible to effectively suppress current beats in the event of over-modulation without...
2018/0191287 SYSTEM HAVING ELECTRICAL MACHINE AND CONTROLLER
A unique system may include a power absorber; an electrical machine coupled to the power absorber and operative to supply mechanical power to the power...
2018/0191286 MOTOR CONTORL DEVICE AND METHOD FOR CONTROLLING MOTOR CONTROL DEVICE
Provided are a motor control device and a method for controlling a motor control device. Harmonics of an input current may be reduced by adjusting an output of...
2018/0191285 DRIVE SYSTEM AND INVERTER
A drive system of an embodiment includes an inverter for driving an electric motor; a detector that detects an electric current value output from the inverter;...
2018/0191284 ESTIMATING ROTOR SPEED AND ROTOR ANGLE
In some examples, a controller device includes processing circuitry configured to determine an alpha voltage and a beta voltage based on time durations for...
2018/0191283 Motor Control Device and Electric Power Steering Device Mounting the Same
Provided is a motor control device that realizes a high power drive and keeps a steering feeling having a good responsiveness with respect to an operation...
2018/0191282 System for Preventing Transformer Saturation
A system for preventing magnetic saturation in a transformer cores. A magnetic flux sensor is disposed within a bore in the core in a bore drilled or let into...
2018/0191281 Operating Doubly-Fed Induction Generators as Virtual Synchronous Generators
This invention discloses a system and method to operate a doubly-fed induction generator (DFIG) as a grid-friendly virtual synchronous generator (VSG). It...
2018/0191280 Power Converter for Doubly Fed Induction Generator Wind Turbine Systems
Power converters for use in wind turbine systems are included. For instance, a wind turbine system can include a wind driven doubly fed induction generator...
2018/0191279 MOTOR CONTORL DEVICE AND METHOD FOR CONTROLLING MOTOR CONTROL DEVICE
Provided are a motor control device and a method for controlling a motor control device. A switching frequency is varied with respect to a control sampling for...
2018/0191278 CONTROL METHOD AND CONTROL DEVICE OF DIRECT CURRENT MACHINE
A control method of direct current (DC) machine includes the following steps: obtaining a target speed n, detecting a current speed n.sub.k, calculating a...
2018/0191277 BRUSHLESS SERVO
A brushless servo includes: a DC brushless motor having an output shaft; a reduction gearbox including a speed reduction mechanism; and a control circuit board...
2018/0191276 ELECTRONIC MOTOR CONTROLLER SYSTEM AND METHOD
An electronic speed control system and method is disclosed to control motors that power a load. The electronic speed control system is configured to monitor...
2018/0191275 SERVOMOTOR DRIVE DEVICE
A servo amplifier including an encoder for detecting rotation of a servomotor (11), a servo amplifier (13) for performing feedback control of the rotation of...
2018/0191274 ELECTRICAL CURRENT WAVEFORM GENERATOR, ACTUATOR AND GENERATION METHOD
The invention provides a device for generating electrical currents of a particular desired waveform through the combining of a plurality of different frequency...
2018/0191273 THREE-LEVEL INVERTER SWITCHING
Inverter circuit operation for managing power factor changes is provided. Various modes of switch timing may be employed near zero-voltage crossings. Inverter...
2018/0191272 THREE-PHASE SWITCH ARCHITECTURE
A three-phase switching unit including three identical switching cells, each including at least one first electrically-controlled switch in series with at...
2018/0191271 DETECTING RESONANCE FREQUENCY IN LLC SWITCHING CONVERTERS FROM PRIMARY SIDE
Embodiments includes systems, methods, and apparatuses for determining a resonant frequency of an LLC converter via a primary side of the LLC converter. In one...
2018/0191270 METHOD FOR OPERATING AN INVERTER AND AN INVERTER
A method and system for operating an inverter, which has a terminal with four conductor connectors for connection of the inverter to three outer conductors and...
2018/0191269 PARALLEL-STACKED MINI INVERTER FOR CONTINUOUS HIGH EFFICIENCY LOW-POWER OUTPUT DURING MAIN INVERTER SLEEP MODE
A power converter for converting direct current (DC) power to alternating current (AC) power includes a first power converter section and a second power...
2018/0191268 MULTILEVEL INVERTER
A power system includes a first unit block having first resonant circuitry that receives power from a DC bus, a first controlled rectifier that provides a...
2018/0191267 APPARATUSES, METHODS, AND SYSTEMS FOR CIRCUITRY USING SYNCHRONOUS RECTIFIERS
Embodiments include apparatuses, methods, and systems for an alternating current (AC) to direct current (DC) converter including a synchronous rectifier to...
2018/0191266 MULTIPLE OUTPUT RECTIFIER AND OPERATION METHOD THEREOF
A multiple output rectifier includes a comparator-based active rectification circuit and a controller, wherein the controller is coupled to the...
2018/0191265 PHOTO-ELECTRIC SWITCH SYSTEM AND METHOD
A device for the switching of electrical current comprising a photo-cathode, an anode, one or more light sources positioned to illuminate the photo-cathode to...
2018/0191264 THREE-PHASE SWITCHING UNIT
A three-phase switching unit including three identical switching cells, each including a first switch and a second switch electrically in series, including a...
2018/0191263 Power Conversion Device
Provided is a power conversion device which suppresses a current unbalance of a plurality of secondary circuit modules provided in parallel and is manufactured...
2018/0191262 CRYOGENIC FUEL POWER SYSTEM
A cryogenic fuel power system includes an engine. The cryogenic fuel power system includes a cryogenic fuel supply that supplies cryogenic fuel to be used as...
2018/0191261 DC LINK MODULE FOR REDUCING DC LINK CAPACITANCE
A dc link module for a power circuit comprising a first connector for connecting to a first power conversion circuit, a second connector for connecting to a...
2018/0191260 RECTIFIER IC AND ISOLATED SWITCHING POWER SUPPLY USING SAME
A rectifier IC seals, in a single package, a first transistor chip which integrates a first transistor, a second transistor chip which integrates a second...
2018/0191259 Ultra-high power ZVS+ZCS integrated soft swithing DC/DC converter
A ultra-high power ZVS+ZCS integrated soft switching DC/DC converter is disclosed, which adopts a phase shifted full bridge ZVS (zero voltage switching) DC/DC...
2018/0191258 Dual Bridge DC/DC Power Converter
The present invention is related to a method for controlling a high frequency dual bridge DC/DC power converter of nominal frequency (f.sub.N) and nominal...
2018/0191257 SWITCHING POWER SUPPLY WITH A VERY WIDE DYNAMIC RANGE FOR MEASURING INSTRUMENTS
A switch mode power supply comprises a power converter including a transformer having a primary winding connected to a primary circuit, and a secondary winding...
2018/0191256 PRIMARY SIDE BURST MODE CONTROLLER FOR LLC CONVERTER
Embodiments include systems, methods, and apparatuses for controlling off-time during a burst mode in an LLC converter. In one embodiment, a circuit comprises...
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