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Patent # Description
US-1,029,8143 Rectifying circuit with thyristors
A rectifying circuit including: between a first terminal of application of an AC voltage and a first rectified voltage delivery terminal, at least one first...
US-1,029,8142 Power conversion techniques
A power supply that includes a first current generator circuit that is coupled to a first transformer and generates a first waveform and a second current...
US-1,029,8141 Motor drive device
A motor drive device that inputs AC power from a power supply to drive a motor includes: a converter that converts the AC power from the power supply into DC...
US-1,029,8140 Wind turbine converter control
A method of controlling a full-scale converter system in which both the grid-side inverter unit and the generator-side inverter unit have a series-connection of...
US-1,029,8139 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...
US-1,029,8138 Programmable power adapter
In some implementations, a programmable power adapter includes a first set of switches, a resonant circuit, a transformer, and a second set of switches. The...
US-1,029,8137 Advanced frequency reduction of quasi-resonant converters
A method for frequency reduction of a quasi-resonant (QR) converter includes detecting a valley point of a resonant waveform of the QR converter, by detecting a...
US-1,029,8136 Flyback converter, control circuit and control method therefor
The disclosure relates to a flyback converter, a control circuit and a control method therefor. In the control method, a power stage circuit is controlled at a...
US-1,029,8135 Device and method for controlling power supply
A device and method for controlling a power supply. The method includes: monitoring a feedback signal of a feedback terminal; determining whether the feedback...
US-1,029,8134 Switching converter soft start method using scaled switch size
A DC-DC switching converter soft start method is provided, using a scaled switch size. An increased switch resistance, higher than the normal operating switch...
US-1,029,8133 Synchronous rectifier design for wireless power receiver
Synchronous rectifiers for wireless power receivers are disclosed herein. An example receiver includes: an antenna configured to: (i) receive radio frequency...
US-1,029,8132 Switching power supply for low step down conversion ratio with reduced switching losses
Disclosed herein is a power converter with low step down conversion ratio with improved power conversion efficiency. The power converter includes a first...
US-1,029,8131 Apparatus for controlling a switching DC-DC converter, switching DC-DC converter and method for controlling a...
An apparatus for controlling a switching DC-DC converter with a first half-bridge circuit including a first switch and a second switch, with a second...
US-1,029,8130 Switching regulator
A switching regulator for generating an output voltage from an input voltage includes a first to fourth switches and is configured to fix an on-duty ratio of...
US-1,029,8129 Power supplying circuit for drive of switching power supply and switching power supply
A switching power supply using a power switch, and a drive circuit therefor are disclosed. This circuit includes a power supplying capacitor with distal end...
US-1,029,8128 Multi-switch power converter
In accordance with presently disclosed embodiments, a 5-switch power conversion circuit that improves the power conversion efficiency (PCE) of a DC-DC converter...
US-1,029,8127 Startup clamp circuit for non-complimentary differential pair in DCDC converter system
A DCDC converter includes a transconductance amplifier, a comparator, a current driving component, an output impedance, a switch, a clamp resistor and a...
US-1,029,8126 Power converter controller
A circuit, comprising a trapezoidal generator that comprises digital logic configured to couple at a first input to a loop controller and at a second input to a...
US-1,029,8125 DC-DC converter with active return flow lockout and method for operating a DC-DC converter
The disclosure relates to a DC-DC converter in which a first coil terminal is connected with an input terminal and a second coil terminal is connected, on the...
US-1,029,8124 Hybrid DCDC power converter with increased efficiency
A power converter to convert power between a first converter voltage at a first converter port and a second converter voltage at a second converter port is...
US-1,029,8123 Power supply control and use of generated ramp signal to control activation
A power supply includes a reference voltage generator circuit, a ramp generator circuit, and control circuitry. During operation, the reference voltage...
US-1,029,8122 Switching mode DC/DC power converter for delivering a direct current to a pulse radar unit
A switching mode DC/DC power converter for delivering a direct current to a pulse radar unit. A first switching element connects and disconnects the power...
US-1,029,8121 Voltage-current conversion circuit and switching regulator including the same
Provided are a switching regulator and a voltage-current conversion circuit configured to shorten a start-up period. The voltage-current conversion circuit...
US-1,029,8120 Charge pump circuit and boosting circuit
A charge pump circuit includes a first capacitor and a second capacitor to which respective pulse signals are input; a first transistor including a source...
US-1,029,8119 Scalable protection voltage generation
According to an embodiment, a circuit includes a protection voltage generator coupled to a first voltage node, a second voltage node, and a ground voltage node,...
US-1,029,8118 Systems and methods for self-driven active rectification
Systems and methods for providing self-driven active AC rectification are provided. In particular, a power conversion system for providing self-driven active AC...
US-1,029,8117 Master-slave controller architecture
Embodiments described herein describe operating a master-slave controller. Operating the master-slave controller comprises, based on a determination that the...
US-1,029,8116 Control unit of a switching converter operating in discontinuous-conduction and peak-current-control mode
A control unit for a switching converter has an inductor element coupled to an input and a switch element coupled to the inductor element. The control unit...
US-1,029,8115 Semiconductor device
A semiconductor device includes self-arc-extinguishing elements and a clamp circuit. Each of the self-arc-extinguishing elements has a control terminal and main...
US-1,029,8114 Ripple detection and cancellation for voltage regulator circuits
Techniques are described for ripple detection and cancellation in switching voltage regulator circuits. For example, in a switching voltage converter, a voltage...
US-1,029,8113 Filter for a power network
A filter for a power converter provided in-line with at least one live line of a power network. The filter has an input section with an input inductance...
US-1,029,8112 Circuit for driving a power switch
A circuit for driving a power switch is presented. The circuit includes a first power switch coupled to a second power switch via a switching node and a driver...
US-1,029,8111 PWM controller, switched-mode power supply, image forming apparatus, and PWM control method
A PWM controller includes a sine wave calculator to generate a sine wave signal according to a frequency command value, a first counter to generate a first...
US-1,029,8110 Power converter controller with stability compensation
A switched mode power converter has an energy transfer element that delivers an output signal to a load. A power switching device coupled to the primary side of...
US-1,029,8109 Switch-mode power supply control
A control signal is applied to a pulse generating circuit configured to generate pulses that are modulated in width. A circuit provides for slope-compensation...
US-1,029,8108 Laminated linear motor stator core
A linear motor (15) comprising a stator (16) having an opening (18), a mover (19) disposed in the opening and configured and arranged to reciprocate linearly in...
US-1,029,8107 Non-contact power generator
A non-contact power generator includes: a magnet disposed at a distance to a main surface of a moving body that moves in one direction and the opposite...
US-1,029,8106 Vibration generator moving vibrator by magnetic field generated by coil and holder used in vibration-generator
A holder is used while attached to a chassis of a vibration generator that moves a vibrator to generate a vibration. The holder includes a vibrator retention...
US-1,029,8105 Linear vibrator
A linear vibrator includes a bracket having a plate shape, a casing having a hexahedral shape with an open bottom and coupled to the bracket, a circuit board on...
US-1,029,8104 Electrical motor and electrical generator device
The present invention provides methods and systems for an electrical motor or power generator device that includes a housing having a front end cap and a rear...
US-1,029,8103 Manufacturing method of laminated core and manufacturing device of laminated core
A manufacturing method of a laminated core includes forming a first blanking member by blanking a band-shaped metal plate along a predetermined first blanking...
US-1,029,8102 Method of manufacturing laminated core
A method of manufacturing a laminated core is provided. The manufacturing method includes the steps of feeding a belt-like sheet of core material to a...
US-1,029,8101 Driver circuit for electric motors
A method and a device for engendering rotation of a rotor relative to a stator. Stator teeth may comprise a mutually coupled coil winding pair, and a driver...
US-1,029,8100 Shaft-mounted monitor for monitoring rotating machinery
Disclosed herein is a shaft-mounted monitor for monitoring conditions of a rotating shaft using a calculated rotational component of the rotating shaft. The...
US-1,029,8099 Method of sensor misalignment learning for motor speed estimation
A method of estimating electric motor speed. The method determines whether a sequential cycle of the electric motor has occurred. The method calculates a...
US-1,029,8098 Power tool
A power tool includes a stator having a coil, a sensor circuit board attached to the stator and on which a magnetic sensor is provided, the sensor circuit board...
US-1,029,8097 Electrical machine with superconducting coils
An electromechanical machine includes at least one coil made from a material that becomes electrically superconducting when its temperature is below a critical...
US-1,029,8096 Electric motor and blowing apparatus
An electric motor includes a shaft extending along an axial direction, a stator, a rotor arranged farther away from the shaft than the stator in a radial...
US-1,029,8095 Motor with heat dissipation structure
A motor includes a housing, a front cover, a rotating shaft, and a cooling fan. The front cover is formed with multiple air guiding fins and multiple inlet...
US-1,029,8094 Fan cooled motor with dust cleaning vent
In an electric motor for a vehicle, a fan integrally rotatable with a rotor is located on one end in a direction of the axis of the rotor, a bracket for...
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