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Patent # Description
2018/0269839 AMPLIFIER WITH NONLINEARITY COMPENSATION
An apparatus includes a reference voltage circuit having a bandgap input and a reference voltage output. The apparatus also includes a digital-to-analog...
2018/0269838 SCHOTTKY ENHANCED BIAS CIRCUIT
Embodiments disclosed herein relate to a bias circuit that uses Schottky diodes. Typically, a bias circuit will include a number of transistors used to...
2018/0269837 Synchronized multiple channel lock-in amplifier
The disclosure relates to a lock-in amplifier comprising a plurality of channels (CH.sub.1-CH.sub.N), wherein each channel of the plurality of channels...
2018/0269836 PRECISION HIGH FREQUENCY PHASE ADDERS
An electronic circuit including: a differential multiplier circuit with a first differential input and a second differential input and a differential output;...
2018/0269835 ELEMENT
An element which oscillates or detects terahertz waves includes a resonance unit including a differential negative resistance element, a first conductor, a...
2018/0269834 VIBRATOR DEVICE, OSCILLATOR, ELECTRONIC DEVICE, AND VEHICLE
A vibrator device has a base that has a first terminal, a circuit element that is disposed on the base and has a second terminal, a vibrator that includes a...
2018/0269833 SYSTEM AND METHOD FOR A DUAL-CORE VCO
In accordance with an embodiment, a method of operating a voltage controlled oscillator (VCO) includes generating a first oscillating signal in a first VCO...
2018/0269832 OSCILLATOR, ELECTRONIC APPARATUS, AND VEHICLE
An oscillator includes a vibration element, an oscillation circuit configured to oscillate the vibration element and output an oscillation signal, a...
2018/0269831 OSCILLATION CIRCUIT, CIRCUIT DEVICE, OSCILLATOR, ELECTRONIC APPARATUS, AND VEHICLE
An oscillation circuit that causes a vibrator to oscillate includes a bipolar transistor for oscillation, a P-type transistor having a gate to which a...
2018/0269830 VOLTAGE-CONTROLLED OSCILLATOR AND PHASE LOCKED LOOP CIRCUIT WITH SUCH VOLTAGE-CONTROLLED OSCILLATOR
According to an embodiment, a voltage-controlled oscillator has a variable capacitive element with a capacitance that is changed by a voltage to be applied...
2018/0269829 STATE OF HEALTH MECHANISMS FOR ENERGY GENERATION SYSTEMS
A method of monitoring state of health for an energy generation system includes receiving a measurement of a parameter of an electrical component in the PV...
2018/0269828 DEVICE FOR GENERATING ELECTRICAL ENERGY
The present invention relates to a device for generating electrical energy, comprising a photovoltaic cell (PV) which is connected to a carrier plate (BA)...
2018/0269827 PARALLEL-CONNECTED SOLAR POWER CONVERTER SYSTEM
A parallel-connected solar power converter system includes a master AC (Alternating Current) trunk line, multiple parallel-connected power inverters and...
2018/0269826 SOLAR ENERGY SYSTEM FOR USE WITH TUFTED GEOSYNTHETICS
A solar energy system for use with tufted geosynthetics on a substantially flat surface having a racking structure with bases and attachments for frictional...
2018/0269825 SOLAR MODULE ARRANGEMENT AND METHOD OF ASSEMBLING A SOLAR MODULE ARRANGEMENT
A solar module arrangement (600, 700) is provided which comprises two solar module elements (105, 203, 213, 300, 401, 502, 604, 702, 812) each comprising a...
2018/0269824 SOLAR TILES WITH OBSCURED PHOTOVOLTAICS
A solar tile having an obscured photovoltaic layer is described. The solar tile includes a back-sheet layer. The solar tile includes a bottom encapsulant layer...
2018/0269823 HYBRID DEVICE FOR GENERATING CLEAN ELECTRIC POWER
It is described a hybrid device for generating clean electric power (10) comprising a wind power generation module (11) and at least one solar power generation...
2018/0269822 SYNCHRONOUS MACHINE CONTROL DEVICE AND PERMANENT MAGNET TEMPERATURE ESTIMATION METHOD FOR SYNCHRONOUS MACHINE
Provided are: a synchronous machine having permanent magnets as a field system; a stress estimator that estimates stress acting on the permanent magnets; and a...
2018/0269821 COOLING FAN FILTERING
A method for cooling system components of information handling systems may include generating a first pulse width modulation (PWM) control signal for...
2018/0269820 HAND-HELD ELECTRICALLY DRIVEN DOMESTIC APPLIANCE WITH MODE SELECTION
The invention relates to a hand-held electrically driven domestic appliance and to a corresponding method for controlling the hand-held electrically driven...
2018/0269819 Method And Control System For Controlling A Power Converter
A method of controlling a power converter, connected to an electrical grid, to mimic a synchronous generator, by: determining a frequency control error with...
2018/0269818 SYNCHRONOUS ELECTRIC POWER DISTRIBUTION STARTUP SYSTEM
A system includes a synchronous generator coupled to an excitation system. The excitation system may output an excitation signal to excite the synchronous...
2018/0269817 GENERATOR ARRANGEMENTS AND METHODS OF CONTROLLING GENERATOR ARRANGEMENTS
A generator arrangement includes a stator with armature winding, a rotor with one or more permanent magnets supported for rotation relative to the stator, a...
2018/0269816 MOTOR DRIVING CIRCUIT
A motor driving circuit for receiving a control signal to output at least one output current for driving a motor is provided. The motor driving circuit...
2018/0269815 MOTOR VELOCITY CONTROL WITHIN AN AIRCRAFT HYDRAULIC SYSTEM
A system comprises an aircraft hydraulic system motor, a position sensor, and a programmable controller. The aircraft hydraulic system motor includes a rotor...
2018/0269814 MOTOR CONTROL SYSTEM AND MOTOR DRIVING CIRCUIT
A motor control system includes a motor driving circuit and a motor. The motor driving circuit includes a control module, a PWM signal detecting module, a...
2018/0269813 BRUSHLESS ELECTRIC MOTOR
A brushless electric motor of a motor vehicle, in particular an ancillary unit, including a first phase winding, which is connected in series to a first...
2018/0269812 SYSTEM AND METHOD FOR USING AND CONTROLLING PERMANENT MAGNET AC MOTOR IN PLACE OF TRIAC-CONTROLLED PSC MOTOR
A system and method for controlling a speed of a permanent magnet AC motor (38) based on a delay angle of a triac-controlled AC voltage signal (66) from a...
2018/0269811 POWER SYSTEM AND MOTOR DRIVING APPARATUS INCLUDED IN POWER SYSTEM
A power system may include a first motor, a second motor connected in parallel to the first motor, a driver configured to supply a driving current to the first...
2018/0269810 DRIVE CIRCUIT FOR ELECTRIC MOTORS
A drive circuit for a permanent split capacitor (PSC) motor includes an inverter, a solid state switch, and a contactor coupled in parallel with the solid...
2018/0269809 A MAGNETIC LEVITATOR
The present invention relates to a magnetic levitator. The magnetic levitator comprises a first portion having a first arrangement of a plurality of permanent...
2018/0269808 DISPLAY APPARATUS
A display apparatus is disclosed. The display apparatus includes a display panel, a supporter attached to a rear surface of the display panel, and a...
2018/0269807 Electret-Based Electrostatic Haptic Actuator
An electret-based haptic actuator is presented. The actuator having an electret layer, an electrically conductive layer, an electrically insulative layer, a...
2018/0269806 Method and apparatus of dead time tuning in an inverter
A method prevents shoot-through currents and reduces body-diode conduction time in an inverter circuit by changing dead times for transistors in the inverter...
2018/0269805 CONTROL OF PARALLEL CONNECTED POWER DEVICES
A method and arrangement for controlling semiconductor power switches, e.g. IGBTs, in parallel connected power devices, e.g. in frequency converters, wherein...
2018/0269804 MOTOR DRIVE APPARATUS WITH FUNCTION TO DETECT ABNORMALITY IN POWER DEVICE
A motor drive apparatus includes: a converter which converts AC power to DC power and to output the DC power to a DC link; an inverter including power devices...
2018/0269803 FOUR-LEVEL POWER CONVERTER
The present invention is concerned with a four-level voltage source converter topology including two intermediate converter branches connecting two...
2018/0269802 A CONVERTER WITH OSCILLATOR AND A SYSTEM OF CONVERTER WITH OSCILLATOR COUPLED WITH A LOAD
Converter with oscillator characterized in that it comprises an input (5) for connecting the phase through a first node (9) to cathode of a first diode (1) as...
2018/0269801 DIGITAL CURRENT-SHARING LOOP DESIGN OF PSUs TO ENSURE OUTPUT VOLTAGE REGULATION DURING DYNAMIC LOAD TRANSIENTS
Power supply units (PSU) provide for digital current-sharing loop control to ensure output voltage regulation during dynamic load transients by (i) delaying an...
2018/0269800 CONTROL CIRCUIT FOR AC/DC CONVERTER
A control circuit for an AC/DC converter includes an AC detection circuit that periodically determines from a change in the AC input voltage whether AC voltage...
2018/0269799 POWER CONVERSION APPARATUS
A power conversion apparatus is provided in which an upper arm semiconductor device, a lower arm semiconductor device and a capacitor. At least either upper...
2018/0269798 POWER CONVERSION CIRCUIT
A power conversion circuit encompasses a rectifying circuit, a first switching element, a second switching element, a third switching element, a fourth...
2018/0269797 FLYBACK CONVERTER WITH SECONDARY SIDE REGULATION
Disclosed examples include flyback converters, control circuits and methods to facilitate secondary side regulation of the output voltage. A primary side...
2018/0269796 ELECTRIC POWER CONVERSION DEVICE
An electric power conversion device includes: a transformer including first and second windings magnetically coupled; a bridge circuit including a switch...
2018/0269795 BIDIRECTIONAL RESONANT CONVERSION CIRCUIT AND CONVERTER
The present disclosure provide a bidirectional resonant conversion circuit and a converter. The bidirectional resonant conversion circuit includes a primary...
2018/0269794 SWITCHING POWER SUPPLY AND IMAGE FORMING APPARATUS
A switching power supply includes: a main power supply; a rectifying-and-smoothing circuit configured to rectify and smooth an AC voltage; a transformer...
2018/0269793 FLYBACK CONVERTER
The flyback converter generally has a capacitive divider operatively connectable to a voltage source for receiving an input voltage, the capacitive divider...
2018/0269792 AUXILIARY WINDING GROUND FAULT DETECTION FOR ISOLATED DC/DC CONVERTER
A flyback converter is provided with a controller that is configured to analyze the reflected feedback voltage waveforms to determine the presence of a ground...
2018/0269791 RIPPLE CANCELING IN POWER CONVERSION CIRCUITS
A power circuit substantially canceling ripples at the source. The power circuit includes a switching circuit configured to control a power flow between an...
2018/0269790 SWITCHING POWER SUPPLY APPARATUS AND ERROR CORRECTION METHOD
In a switching power supply apparatus, a magnitude of an output current of a first converter, which has been detected in a state in which a second converter is...
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