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Patent # Description
US-9,948,196 Insulation-type synchronous DC/DC converter
The synchronous rectifier controller is provided at the secondary side of the insulation-type synchronous DC/DC converter and controls the synchronous rectifier...
US-9,948,194 DC/DC converter including phase shift control
In a DC/DC converter, a first switching circuit is connected between a first winding of a transformer and a DC power supply, and a second switching circuit is...
US-9,948,193 Galvanically isolated DC-DC converter with bidirectional data transmission
A galvanic isolation is provided between a first circuit and a second circuit. A first galvanically isolated link is configured to transfer power from a first...
US-9,948,192 Quasi-resonant operation of a power conversion circuit including switches symmetrically arranged about a...
A power system includes DC-DC power conversion circuitry that has a first switch and a second switch on either side of a transformer. An amount of power...
US-9,948,191 Constant voltage output circuit, flyback switching power supply and electronic device
A constant output circuit is disclosed that includes a power supply circuit, a LM-FOT control circuit, a switching circuit and a transformer. Output ends of the...
US-9,948,190 Power control module for an electronic converter, related integrated circuit, electronic converter and method
A power control module for an electronic converter is disclosed. The electronic converter includes a power stage comprising two input terminals for receiving a...
US-9,948,189 Power conversion device and method for correcting decision threshold level thereof
A power conversion device and a method for correcting decision threshold level thereof are disclosure. The method for correcting awaking-voltage of a power...
US-9,948,188 Control device for a quasi-resonant switching converter, and corresponding control method
A control device for a switching converter having a transformer, with a primary winding receiving an input quantity, a secondary winding providing an output...
US-9,948,187 System and method for a switched-mode power supply
In accordance with an embodiment, a method of operating a switched-mode power supply includes turning on a semiconductor switch coupled to a primary winding of...
US-9,948,186 Master-slave digital voltage regulators
Described is an apparatus which comprises: a first bridge to be coupled to a first load; a first Pulse Width Modulation (PWM) circuit to drive the first bridge;...
US-9,948,185 Fast-transient switching converter with type III compensation
A circuit configured for improving the large signal response of a control stage circuit of a switch mode DC/DC power converter by increasing the differential...
US-9,948,184 Current balance method for multiphase switching regulators
A regulator circuit includes a multiphase ramp generator circuit, an amplifier circuit configured to receive a plurality of phase sense signals and provide a...
US-9,948,182 LC pulse forming network substitution for rayleigh networks in pulsed power applications
A DC-DC power converter having a power source, a load, and a transmission line terminated at one end. A first switch is electrically connected between the power...
US-9,948,181 Circuits and methods to linearize conversion gain in a DC-DC converter
Described examples include DC-DC power conversion systems, apparatus and methods for linearizing a DC-DC circuit conversion gain, including a gain circuit...
US-9,948,180 Switching regulator input current sensing circuit, system, and method
A Buck switching regulator includes first Buck switching regulator circuitry is operable to generate a first output voltage from an input voltage and operable...
US-9,948,179 Apparatus for charge recovery during low power mode
Described is an apparatus for power management. The apparatus comprises: a first power supply node; a second power supply node; a controllable device coupled to...
US-9,948,178 Semiconductor device including plurality of booster units
A semiconductor device includes a charge pump circuit having a plurality of booster units which are connected in series between an input terminal and an output...
US-9,948,177 Power conversion device
A system for supplying a load comprising: an input inductor configured to receive an input voltage, a selection module connected to the inductor via a switching...
US-9,948,176 Static VAR compensator apparatus and operating method thereof
A static varr compensation apparatus including: a plurality of capacitor banks supplying three-phase alternating current (AC) power; a plurality of...
US-9,948,175 Soft-start control system and method for an isolated DC-DC converter with secondary controller
A DC-DC converter for supplying a gradually increasing voltage via a soft start circuit from a first powered domain to a second unpowered domain. The powered...
US-9,948,174 Device for providing protection against short circuits upstream from a power module
The protection device for providing protection against short-circuits upstream from an electrical power supply module having an inlet filter with at least one...
US-9,948,173 Systems and methods for short-time fourier transform spectrogram based and sinusoidality based control
A method of controlling the stability of a power converter in a closed-loop control system. The method includes inputting a variable to be controlled such as an...
US-9,948,172 Power converter for eliminating ripples
A ripple-eliminating power converter includes a first voltage converter configured to output a first voltage by stepping up or down a DC voltage supplied from a...
US-9,948,171 Positive displacement inductive pump
A positive displacement inductive pump includes a central piston formed of a ferromagnetic material having non-ferromagnetic end pistons that extend from each...
US-9,948,170 Vibration motor and mobile terminal having the same
A mobile terminal can include a case, a touch screen, a haptic module to generate vibration, a memory storing data, and a power supply unit. The haptic module...
US-9,948,169 Repulsive force conversion drives and centrifugal force conversion
A repulsive force conversion drive system for centrifugal force conversion to drive a load. A operational load to be driven by movement and provide external...
US-9,948,168 Manufacturing method of a stator
A manufacturing method of a stator for manufacturing a stator by mounting a concentrated winding coil wound with a square wire conductor on each of a plurality...
US-9,948,167 Rotor of motor which uses magnets to achieve variation-free torque
A rotor (10) of a motor includes a rotor core (11) and a plurality of magnets (14a, 14b) which are arranged at a circumferential surface of the rotor core or at...
US-9,948,166 Method for producing stator
A method that can produce a high-performance stator by providing only an upper or lower fixed piece for latching a coil on an insulator and thus effectively...
US-9,948,165 Inverter-integrated electric compressor
Provided is an inverter-integrated electric compressor which has improved assembly properties and assembly precision, and improved productivity. In this...
US-9,948,164 Linear motor having optimized power
Linear motor having optimized power, including a U-shaped profiled stator housing, which forms an inner installation space for receiving a winding packet...
US-9,948,163 In-line conveyor belt roller generator with magnetic torque limiting coupling
A generator comprises a stator having a center axis and a rotor. The stator is configured and adapted to be supported by a portion of conveyor belt support...
US-9,948,162 Power tool
A power tool (1; 90) includes a motor (17) having a stator (18) and a rotor (19). The stator (18) includes front and rear insulators (21, 22) respectively...
US-9,948,161 Rotor assembly for an electric machine and method for producing a rotor assembly
A rotor assembly for an electric machine includes a rotor having an axis of rotation extending in an axial direction of the rotor and at least one first hole...
US-9,948,160 Motor device
A base of a case has an inner groove portion, which surrounds a circuit board, and an outer groove portion. A first projected portion of a connector is inserted...
US-9,948,159 Stator supporting structure for rotating electrical machine and rotating electrical machine including the same
A rotating electrical machine includes an annular stator, a motor case, and an inner frame. The motor case is disposed radially outward of the stator with a...
US-9,948,158 Motor cooling systems and devices
A motor cooling system for cooling a motor unit including a stator assembly and a rotor assembly configured to rotate a rotor shaft, which includes a stator...
US-9,948,157 Containing casing for a stator of an electric machine and stator assembly using said casing
A containing casing for a stator of an electric machine defines, around said axis, a compartment to house the stator. A first radially inner part and a second...
US-9,948,156 Lawn mower motor and drive
A combined d.c. brushless motor and drive control assembly for a rotary mower includes a hollow motor housing, a cover removably attached to an open rear end of...
US-9,948,155 Sealed robot drive
A transport apparatus including a housing, a drive mounted to the housing, and at least one transport arm connected to the drive where the drive includes at...
US-9,948,154 Electronically commutated dc motor, in particular for an oil pump
An electronically commutated DC motor has a stator wound with a multi-phase stator winding, a permanent magnet rotor mounted rotatably about a motor axis, a...
US-9,948,153 Stacked core having a plurality of core pieces and a bridge portion
A stacked core includes a plurality of core pieces that are arranged in a stack. Each of the core pieces has a plurality of magnet insertion holes. A bridge is...
US-9,948,152 Multi-component rotor for an electric motor of an appliance
A motor for a laundry appliance includes a drive shaft coupled to a drum at a first end. The rotor frame is coupled proximate the second end of the drive shaft,...
US-9,948,151 Outer rotor type brushless motor
An outer rotor type brushless motor of the present invention comprises: a rotor portion having a rotor frame, a shaft, and a rotor magnet; a bearing housing; a...
US-9,948,150 Systems and methods for constructing laminations for electric motors
Systems and methods for the construction of components such as laminations for the stator core of an ESP motor wherein particles of different materials are...
US-9,948,149 Method and apparatus for wireless power transfer
In accordance with an example embodiment of the present invention, an apparatus comprises a wireless power receiver configured to receive a wireless power...
US-9,948,148 Power transmitting apparatus, method of controlling the same, and power transmission system
Foreign substance detection can be performed with a simple configuration in a power transmission system. A power transmitting apparatus that wirelessly...
US-9,948,147 Magnetic resonance type wireless charging circuit
The present disclosure provides a magnetic resonance type wireless charging circuit, and belongs to the field of wireless charging technology. The magnetic...
US-9,948,146 Variable capacitance circuit, variable capacitance device, resonant circuit, amplifying circuit, and electronic...
Provides is a variable capacitance circuit that is capable of efficiency optimizing antenna transmission effectively by regulating capacitance values of...
US-9,948,145 Wireless power transfer for a seat-vest-helmet system
Wireless power transfer system include: a seat configured to support a human and including a first resonator featuring a conductive coil formed by a plurality...
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