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Patent # Description
US-1,020,5396 Method and device for controlling a galvanically isolated DC converter
The invention relates to a method (300) for controlling a galvanically isolated DC converter (100). The DC converter (100) comprises a full bridge (110) for...
US-1,020,5395 Systems and methods for current control of power conversion systems
System and method for regulating an output current of a power conversion system. An example system controller for regulating an output current of a power...
US-1,020,5394 Switched mode power converter controller with ramp time modulation with jitter frequency
A controller for use in a power converter includes a drive circuit coupled to generate a drive signal to control switching of a power switch to control a...
US-1,020,5393 Comparator circuit, power supply control IC, and switching power supply device
A comparator circuit includes a first comparator, a second comparator, and a logic portion. The logic portion adjust a variable reference voltage input to the...
US-1,020,5392 Control system for transitioning a DC-DC voltage converter from a buck operational mode to a safe operational...
A control system for transitioning a DC-DC voltage converter from a buck operational mode to a safe operational mode is provided. A microcontroller performs a...
US-1,020,5391 Current sensing with RDS.sub.ON correction
Current sensing with RDS.sub.ON correction is disclosed. In an embodiment, a method comprises: measuring an approximate temperature of a MOS transistor switch...
US-1,020,5390 Systems and methods for controlling DC-to-DC converters including unregulated operating modes
A method for controlling a DC-to-DC converter includes: (a) regulating a magnitude of an output voltage of the DC-to-DC converter according to a magnitude of a...
US-1,020,5389 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...
US-1,020,5388 Power management integrated circuit for supplying load current information and electronic device having the same
An electronic device includes a power management integrated circuit (PMIC) including a plurality of regulators. Each of the plurality of regulators has a...
US-1,020,5387 Charge pump circuit
A charge pump circuit includes N boosting circuits, (N-2) switching circuits and a control circuit. A k.sup.th boosting circuit includes a unidirectional...
US-1,020,5386 Apparatus for integrated circuit interface and associated methods
An apparatus includes an integrated circuit (IC) adapted to be powered by a positive supply voltage. The IC includes a charge pump that is adapted to convert...
US-1,020,5384 Resonant AC-to-DC converter
A resonant AC-to-DC converter apparatus includes an inductance circuit comprising an inductor with a first and connected in series with each phase of an AC...
US-1,020,5382 Method and device for regulating a dead time in switching power supply units
A method for adapting a dead time between the beginning of ab opening process of a first switching element and the beginning of a closing process of a second,...
US-1,020,5381 Start-up control in power systems using fixed-ratio power conversion
A power converter system converts power from an input source for delivery to an active load. An input current surge at startup may be reduced by combining power...
US-1,020,5380 Power converter with tank circuit and over-voltage protection
In one implementation, a power converter with over-voltage protection includes a power switch coupled to a power supply through a tank circuit, and a control...
US-1,020,5379 Multilevel inverter for cryogenic power systems
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 first...
US-1,020,5378 Circuit and method for high-accuracy current sensing
A circuit for providing a current flowing from a supply voltage into an electric load is presented. The circuit comprises a first circuit branch connected...
US-1,020,5377 Active clamp flyback converter control with reduced current
A method and controller for controlling a converter are provided. The converter is operated in a first phase in which controller logic asserts a first gate...
US-1,020,5376 Switch control circuit including multipin to set dead time information and/or protection mode
A switch control circuit includes a first pin connected to a first voltage, and a second pin connected to another end of a first resistor including an end...
US-1,020,5375 Automated power supply sense line selection
An embodiment includes a circuit block configured to distribute a power signal to a plurality of voltage sense signals, and a voltage regulator configured to...
US-1,020,5374 Tran principles, methods of DC pulse electric device without moving parts
A time-varying current from a DC voltage-source, flows through a primary winding of a magnetic circuit containing permanent magnets, induces more inductive...
US-1,020,5373 Self-alignment protection device for permanent-magnet coupling
The present invention relates to the technical field of design and manufacture of magnetic couplings and provides a self-alignment protection device for...
US-1,020,5372 Motor-generator shaft with centrifugal fan blades
Disclosed in the present invention is a shaft construction for motor-generators and alternators that provides effective airflow and improved overall cooling...
US-1,020,5371 Voice coil motor
A voice coil motor includes a housing having a cavity; a movable assembly received in the cavity; a fixing assembly configured outside of the movable assembly;...
US-1,020,5370 Linear compressor and linear motor
A linear compressor and a linear motor are provided. The linear motor may include a first stator, a second stator spaced apart from the first stator, and a...
US-1,020,5369 Power generation system and method
A method is disclosed for generating and distributing electric power for localized use. The method entails providing an enclosed building having an air...
US-1,020,5368 Auxiliary fixing device for mounting long screw of direct current motor
An auxiliary fixing device for mounting a long screw of a direct current motor comprises a base and a vertically arranged support frame, the base is provided...
US-1,020,5367 Motor having a noise filter
A motor may include a housing, a motor assembly accommodated in the housing, and a mold cover having an outer circumferential surface. The outer circumferential...
US-1,020,5366 Electric compressor
Disclosed herein is an electric compressor. The electric compressor includes an inverter cover which is mounted to an outer surface of a compressor housing in...
US-1,020,5365 Brushless motor for a power tool
A brushless direct current motor for a power tool. The motor includes a stator assembly including a stator core having stator laminations with an annular...
US-1,020,5364 Torsion compensator
The main function of the invention is the rectification of angular errors due to torsion in long and slim axles for electric motors of which a rotor and stator...
US-1,020,5363 Locating structure between printed circuit board and insulating bobbin in a brushless motor
A brushless motor includes a printed circuit board having a plurality of locating holes therethrough; and an upper insulating bobbin including a plurality of...
US-1,020,5362 Double-insulated motor and pinion device
A double-insulated motor and pinion device including a motor, motor-fixing seat, pinion, pinion sleeve and double insulation sleeve. The motor and motor-fixing...
US-1,020,5361 Linear solenoid
A flange part is formed in a shape whose diameter increases toward an outer diameter side of a center core. The flange part closes a space between an end of a...
US-1,020,5360 Rotor assembly and motor including the same
The present invention relates to a motor for a vehicle and a rotor applied to the motor, and the rotor may include a rotor housing including a magnet mounting...
US-1,020,5359 Low cost permanent magnet motor for an electric power steering system
A rotor includes an inner wall and an outer wall, where the inner wall forms a space and is radially centered along a central longitudinal axis of the rotor....
US-1,020,5358 Electric machine for a vehicle powertrain and the electric machine includes a permanent magnet
An electric machine is provided that includes a rotor assembly having a rotor core configured to support permanent magnets spaced around the rotor core to...
US-1,020,5357 Electric motor
An electric motor includes a stator having multiple magnetic poles and a rotor rotatably mounted to the stator. The rotor includes a shaft, a commutator and a...
US-1,020,5356 External rotor motor
An external rotor motor includes: a shaft, an insulator and a core. The insulator is coupled with an outer peripheral surface of the shaft, the core is arranged...
US-1,020,5355 High-torque, low-current brushless motor
An electric motor including a coil assembly having a plurality of coils which may be arranged in the shape of a cylinder. The motor further includes a rotor...
US-1,020,5354 Brushless motor having a stator with teeth shaped to reduce cogging torque
A brushless motor includes a rotor in which permanent magnets are provided on an inner circumferential surface of a rotor core, and a stator in which teeth are...
US-1,020,5353 Apparatus and method for charging control in wireless charging system
An apparatus and a method for charge control are provided. The apparatus for charge control may include an integrated direct current-to-direct current (DC/DC)...
US-1,020,5352 Power receiving apparatus, power transmitting apparatus, control method, and storage medium
A power receiving apparatus, that complies with at least two power transfer methods and receives power wirelessly from a power transmitting apparatus, detects...
US-1,020,5351 Wireless power transmitter, wireless power repeater and wireless power transmission method
Disclosed is a wireless power transmitter which wirelessly transmits power through a wireless power repeater to a wireless power receiver using resonance. The...
US-1,020,5350 Methods and apparatuses using processors and memory powered by wireless energy
Systems, methods, and other embodiments associated with wireless energy are described. In one embodiment, a method can comprise collecting an energy that is...
US-1,020,5349 Wireless power controller and wireless power transmitter using the same
A wireless power transmitter includes a wireless power controller configured to receive an alternating current (AC) voltage, to convert the AC voltage into a...
US-1,020,5348 Wireless energy transmission control methods and control apparatuses
Wireless charging technology and wireless energy transmission control methods and control apparatuses are disclosed. A method comprises: receiving an optical...
US-1,020,5347 Power supply device and power supply method
A power supply device that is capable of suppressing complexity of the circuit structure and increasing in the substrate area for the impedance adjustment...
US-1,020,5346 Wireless power receiver and host control interface thereof
A wireless power receiver, configured to receive power from a wireless power outlet and to communicate with a host for providing electrical power thereto, is...
US-1,020,5345 System for the monitoring and maintenance of remote autonomously powered lighting installations
A system of monitoring and/or maintaining remotely located autonomously powered lights, security systems, parking meters, and the like is operable to receive...
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