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Patent # Description
US-1,003,3308 Systems and methods for motor torque compensation
A method includes receiving a torque limit for a motor, monitoring a torque output of the motor, determining an amplitude and a phase of a torque ripple of the...
US-1,003,3307 Sample loading device for electrostatic levitation apparatus
Sample loading device and electrostatic levitation apparatus. The electrostatic levitation apparatus includes a sample storage part including a rod-shaped...
US-1,003,3306 Ocean wave energy converter utilizing temporary immobilization of a float
A float operated lever device for wave energy conversion comprising at least one force amplifying lever, a pivot secured on a secured platform, a buoyant float...
US-1,003,3305 Energy harvesting device and method for forming the same
According to embodiments of the present invention, an energy harvesting device is provided. The energy harvesting device includes a plurality of energy...
US-1,003,3304 Piezoelectric impact energy harvesting
An electronic circuit can be coupled to an energy harvesting device. The output of the energy harvesting device can provide a damped oscillating waveform...
US-1,003,3303 MEMS actuator package architecture
A package for moving a platform in six degrees of freedom, is provided. The platform may include an optoelectronic device mounted thereon. The package includes...
US-1,003,3302 Rotary solar converter
An advantageous method of converting solar energy from a photovoltaic array into alternating current for feeding into the electricity grid is described based on...
US-1,003,3301 Fast transient supply with a separated high frequency and low frequency path signals
A power interface device includes a main switching converter and an auxiliary switching converter. The main switching converter is coupled to an input terminal...
US-1,003,3300 Power conversion device and vehicle drive system
To include a carrier-wave generation unit to generate a first carrier wave with a frequency higher than a modulation wave, and a second carrier wave with a...
US-1,003,3299 Converter and power conversion device including the same
A converter includes a first diode (D1) having its anode and cathode connected to input terminal (T0) and a first output terminal (T1), respectively, a second...
US-1,003,3298 Automatic short circuit protection switching device systems and methods
Systems and methods for providing automatic short circuit protection in an electrical system via a switching device. In some embodiments, the switching device...
US-1,003,3297 Rectifier device
A rectifier is described herein. According to one example, the rectifier includes a semiconductor substrate and further includes an anode terminal and a cathode...
US-1,003,3296 Rectifier and regulator circuit
Systems and methods for rectifying and regulating an input voltage are disclosed. A biasing circuit is configured to generate a biasing voltage greater than the...
US-1,003,3295 Rectifier with improved power factor
A rectifier circuit being arranged for rectifying electrical power, comprising a three phase power input, a magnetic splitter circuit being arranged for...
US-1,003,3294 Folding plug with safety cover
The present invention relates to a novel AC/DC charging plug for use in slim or narrow situations. The AC/DC charging plug can include pivotally mounted lids...
US-1,003,3293 Control method for self-commutated converter for controlling power exchange
A self-commutated converter is connected to further self-commutated converters by its AC voltage connection via an inductive component using a coupling point,...
US-1,003,3292 Power conditioning unit with voltage converters
A power conditioning unit for delivering power from a power source to a mains utility supply, the power conditioning unit comprising a plurality of input...
US-1,003,3291 Power transmission device
This power transmission device is connected between an AC wiring system connected to an AC power supply, and a DC power supply, and transmits power from the DC...
US-1,003,3290 Power conversion device
There is disclosed a power conversion apparatus 3 for converting polyphase ac power directly to ac power. A conversion circuit includes first switching devices...
US-1,003,3289 Insulated synchronous rectification DC/DC converter including capacitor and auxiliary power supply
A first capacitor and an auxiliary power supply are provided to a secondary side of an insulated synchronous rectification DC/DC converter, in addition to a...
US-1,003,3288 Auxiliary load application for increasing data rate of messages or for increasing the response speed to...
A system and method of controlling the data transfer rate of a switching power converter when the switching frequency is below a desired level by using an...
US-1,003,3287 Power conversion apparatus
A power conversion apparatus including a transformer, a synchronous rectification (SR) transistor and an SR control circuit is provided. A first terminal of a...
US-1,003,3286 Switching power supply apparatus and semiconductor device
A switching power supply apparatus includes a PFM control circuit that outputs a clock signal Set such that a switching frequency of a switching element varies...
US-1,003,3285 Secondary controller for a flyback converter including a sense resistor fault detection
A power system and related methods provide sense resistor fault detection and safe operation of switching power converters and connected devices such as...
US-1,003,3284 Power supply with power factor correction and output-referenced energy reservoir
An ac-dc power supply includes a dc-dc converter coupled to an input of the ac-dc power supply. The input of the ac-dc power supply is coupled to receive an ac...
US-1,003,3283 Knee point detection for power converter control
A power converter includes a controller. The controller is configured to charge a capacitor of the controller based on a peak voltage applied to a primary-side...
US-1,003,3282 Method and apparatus for estimating load current for semi-resonant and resonant converters
A voltage converter includes a variable switching frequency power stage, a passive circuit and a control circuit. The power stage includes a high-side switch...
US-1,003,3281 Integrated circuit with configurable control and power switches
Disclosed examples include integrated circuits configurable according to sensed circuit conditions to provide configurable power converter topologies with...
US-1,003,3280 Voltage conversion circuit, electronic device, and method of controlling voltage conversion circuit
[Object] To reduce power consumption of a DC-DC converter. [Solution] A voltage conversion circuit includes a voltage generation unit, a stop control unit, a...
US-1,003,3279 DC-DC voltage converter and associated control method capable of dynamically adjusting upper boundary of...
A DC-DC voltage converter and associated control method capable of dynamically adjusting upper boundary of the inductor current are provided. The DC-DC voltage...
US-1,003,3277 Circuits and methods related to voltage converters
In a voltage converter, a mode configuration is selected in response to a mode control signal using a switch matrix having two or more mode configurations. Each...
US-1,003,3276 Current sensing using capacitor voltage ripple in hybrid capacitor/inductor power converters
A DC-to-DC power converter includes a power stage, an output stage and a ripple magnitude detector. The power stage includes a plurality of transistors, an...
US-1,003,3275 DC-DC converter with a switching transistor arranged in an area where an inductor overlaps a substrate
A DC-DC converter module includes a module substrate on which switching transistors and a controller IC chip are mounted, stud terminals mounted on a surface of...
US-1,003,3274 Chopper circuit control device for controlling a duty cycle of a chopper circuit in accordance with limits of...
A range calculator (12) calculates an operation value range, which is range of an operation value tor controlling a duty cycle of a chopper circuit (4) based on...
US-1,003,3273 System and method for controlling switching power supply
A switching power supply includes a signal generator providing a selected signal according to a first signal and a second signal, a controller generating a...
US-1,003,3272 Switching loss correction circuitry and method
A circuit that stores characterized loss information for a buck converter and uses the characterized loss information instead of measurements involving output...
US-1,003,3271 Multi-stage charge pump
In described examples, a multi-stage charge pump includes first, second and third charge pump stages connected in series. Each of the first, second and third...
US-1,003,3270 Dynamic voltage regulation
An apparatus for providing a local reference voltage for a voltage regulator includes a reference capacitor configured to provide the local reference voltage, a...
US-1,003,3269 Voltage doubler with capacitor module for increasing capacitance
In one example, a circuit includes an alternating current (AC) voltage source, a voltage rail, a reference rail, a first capacitor, a second capacitor, and a...
US-1,003,3268 Apparatuses and methods for charge pump regulation
Certain embodiments of the present invention include an apparatus comprising a charge pump, configured to provide an output voltage at an output node of the...
US-1,003,3267 Digital stress sharing control loops for point of load converters
The present application relates to power converters, particularly switch mode power converters sharing a load in which the converters are operated to share...
US-1,003,3266 Power conversion device and control device
A power conversion device includes: a bridge circuit; a filter provided on an alternating current side of the bridge circuit, and connected to a neutral point;...
US-1,003,3265 Switching power supply
The switching element is turned ON and OFF according to when the current flowing through the inductance element becomes equal to zero and according to an...
US-1,003,3264 Bulk capacitor switching for power converters
In one example, a circuit includes a voltage rail, a reference node, a first capacitor, and a capacitor module. The first capacitor is coupled to the voltage...
US-1,003,3263 System and method for optimizing fundamental frequency modulation for a cascaded multilevel inverter
A system and a method for optimizing fundamental frequency modulation in a cascaded multilevel inverter (CMI) are provided. The CMI includes at least a first...
US-1,003,3262 Gate voltage control device
A gate voltage control device includes a detection circuit, a plurality of isolation transformers including primary coils and secondary coils, a primary circuit...
US-1,003,3260 Boost devices with active diodes and switch-mode converters thereof
A switch-mode converter includes a high-side driver, a high-side transistor, a low-side driver, a low-side transistor, a capacitor, and an active diode. The...
US-1,003,3259 Vibration motor
A vibration motor includes a fixed member, a vibration unit, and an elastic member. The vibration unit includes a first weight, a second weight, and a magnet...
US-1,003,3258 Linear actuator, electric brush, electric cutting machine and electric air pump
A linear actuator that can achieve downsizing with a simple configuration, and can provide stable linear reciprocation while achieving improvement in...
US-1,003,3257 Linear vibrator
A linear vibrator includes a stator having a housing including a receiving space, a moveable unit received in the receiving space, a coil attached to one of the...
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