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Patent # Description
US-9,762,192 CMOS RF switch device and method for biasing the same
Disclosed are CMOS-based devices for switching radio frequency (RF) signals and methods for biasing such devices. In certain RF devices such as mobile phones,...
US-9,762,191 System and method for offset cancellation for driving a display panel
A system for offset cancellation for driving a display panel includes: a plurality of source amplifiers driving the display panel; an image analyzer configured...
US-9,762,190 Apparatus and method in apparatus
There are disclosed various methods and apparatuses. In some embodiments of the method an input signal is provided to an input of a first transistor of a...
US-9,762,189 Dynamic biasing of power amplifiers
Systems and methods are provided for dynamically biasing power amplifiers. In particular, dynamic biasing of a power amplifier may be controlled, with the...
US-9,762,188 Differential microphone with dual polarity bias
Methods and system are described for cancelling interference in a microphone system. A positive bias voltage is applied to a first microphone diaphragm and a...
US-9,762,187 Audio output circuit for driving an electroacoustic conversion element
An audio output circuit drives an electroacoustic conversion element. A Class D amplifier has a segmented configuration including multiple segments arranged in...
US-9,762,186 Regulated cascode (RGC)-type burst mode optic pre-amplifier having extended linear input range
A Regulated Cascode (RGC)-type burst mode optic pre-amplifier having an extended linear input range. The burst mode optic pre-amplifier comprises an RGC-type...
US-9,762,185 RF power transistor circuits
A radio frequency (RF) power transistor circuit includes a power transistor and a decoupling circuit. The power transistor has a control electrode coupled to an...
US-9,762,184 Envelope tracking system with internal power amplifier characterization
An RF PA system that generates its own local characterization information. The RF PA system includes a PA to generate a RF output signal from a RF input signal,...
US-9,762,183 Voltage-controlled ring oscillator with delay line
The invention relates to a multi-phase oscillator for generating multiple phase-shifted oscillator signals including: a ring oscillator having a number of...
US-9,762,182 Magnetoresistive effect oscillator
A magnetoresistive effect oscillator executes a first step of applying a current, which has a first current density larger than a critical current density...
US-9,762,181 Method and system for a multi-core multi-mode voltage-controlled-oscillator (VCO)
Methods and systems for a multi-core multi-mode voltage-controlled-oscillator (VCO) may comprise generating a plurality of oscillating signals utilizing a...
US-9,762,180 Voltage controlled oscillator
An oscillator includes a front side voltage divider, a rear side voltage divider, and an oscillation unit. The front side voltage divider includes a first...
US-9,762,179 Solar cell testing apparatus and solar cell testing method
A solar cell testing apparatus tests bypass diodes in a solar cell string, which is constructed of solar cell modules including solar cells and the bypass...
US-9,762,178 Solar battery control apparatus
There is provided a solar battery control apparatus comprising: a solar battery in a vehicle; a vehicle speed detecting unit; a load circuit capable of be...
US-9,762,177 Roof sealing system
A seal includes an elongated body having a first end and a second end, an interior surface and an exterior surface, and a hole extending from the first end to...
US-9,762,176 Hybrid photovoltaic and piezoelectric fiber
The invention provides hybrid photovoltaic-piezoelectric energy harvesting devices in the form of flexible filaments. The devices harvest energy from ambient...
US-9,762,175 Failure diagnostic apparatus and method for current sensors of 3-phase brushless AC motor
A failure diagnostic apparatus for current sensors of a 3-phase brushless AC (BLAC) motor may include: a 3-phase BLAC motor; current sensors each configured to...
US-9,762,174 Increasing PWM resolution for digitally controlled motor control applications
Systems and methods for increasing Pulse Width Modulation (PWM) resolution for digitally controlled motor control applications are described. For example, in...
US-9,762,173 Method and apparatus to control an inverter
An inverter electrically connected to an electric machine is described. A method for controlling switching in the inverter includes determining a torque output...
US-9,762,172 Converter
A converter has a control element with a motion control function and a power element with a power semiconductor switch. The power element is provided with a...
US-9,762,171 Motor drive device having insulation resistance detecting function and method of detecting insulation...
A motor drive device includes: a converter; a power supply; a plurality of inverter units configured to convert DC to AC to drive a plurality of motors by upper...
US-9,762,170 Magnetic induction fixed magnetic pole rotor motor
A rotor having rotation salient poles, a stator having fixed salient poles with a plurality of field winding sets, K control signal output sections outputting...
US-9,762,169 Linear motor system
The present disclosure discloses a linear motor system. The system includes a linear motor and a drive module which drives the linear motor to vibrate. The...
US-9,762,168 Compressor having a control and diagnostic module
A refrigeration system includes a compressor and a capacitor electrically coupled to the compressor. A method of operating the refrigeration system includes...
US-9,762,167 Computer-readable storage medium, generating method, generating apparatus, driving apparatus, processing...
The present invention provides a computer-readable storage medium which stores a program for causing a computer to generate time-series data of an electric...
US-9,762,166 Method for field-oriented control of a frequency converter for a three-phase motor
A method for field-oriented control of a frequency converter for a three-phase motor includes the setting of a new position of the rotary field in the electric...
US-9,762,165 Control device for electric car
A resistance calculation activator determines whether or not an electric car is stopped on the basis of a drive command signal and an external signal, and...
US-9,762,164 Methods and apparatus for generating current commands for an interior permanent magnet (IPM) motor
In one aspect, an apparatus includes a motor and inverter configured to provide input power to the motor. The apparatus may also include a data store comprising...
US-9,762,163 Method for controlling AC motor
Provides a method for controlling an AC motor, including: receiving a torque command value; generating a command current based on the torque command, and a...
US-9,762,162 Method of operating a drive device and corresponding drive device
In a method of operating a drive device, a sound signal is generated as a function of at least one operational and/or state variable. An electric machine of the...
US-9,762,161 On-load tap changer
An on-load tap changer for uninterrupted switching between different winding taps of a tapped transformer has a plurality of fixed selector contacts...
US-9,762,160 Method of controlling multiple parallel-connected generators
A generator system configured to be connected in parallel with other generators is disclosed. The generator system includes an alternator having a stator with...
US-9,762,159 Motor drive apparatus for driving stepping motor and control method therefor
A CPU obtains a difference between a data number at timing when an ENC0 signal or an ENC1 signal changes in a case where there is no follow-up delay of a rotor...
US-9,762,158 Pulse motor driving circuit and method of driving a pulse motor
A pulse motor driving circuit includes a first switch having a terminal connected with a positive terminal of a power source; a second switch having a terminal...
US-9,762,157 Electronic switch controller, electronic switch control method, electronic switch and electronic device
An electronic switch controller, an electronic switch control method, an electronic switch and an electronic device are disclosed. The processor comprises...
US-9,762,156 Control apparatus for rotating electric machine
A rotating electric machine is applied to a multilayer winding-type rotating electric machine including a stator and a rotor. The stator includes an armature...
US-9,762,155 Rotor flux angle and torque trajectory control apparatus and methods
Low speed and high speed estimates of rotor angle and speed (LS_.theta._EST/LS_.omega._EST and HS_.theta._EST/HS_.omega._EST) relative to the stator are...
US-9,762,154 Control system for electric rotating machine
A control system for controlling an electric rotating machine includes an inverter for driving the electric rotating machine, a converter that converts an input...
US-9,762,153 Cycle-by-cycle current limit for power tools having a brushless motor
A handheld AC power tool is provided. The power tool is comprised generally of: a brushless DC motor; a power cord connectable to an AC power socket; a...
US-9,762,152 Motor control system for executing drive control of an alternating-current motor
A motor control system includes: a converter; two inverters; two alternating-current motors; and a control unit. The control unit is configured to control the...
US-9,762,151 Integrated micro/nanogenerator and method of fabricating the same
The present disclosure discloses an integrated micro/nanogenerator and a method of fabricating the same The integrated micro/nanogenerator has a structure...
US-9,762,150 Self-powered sensor system
A self-powered sensor system and sensing method includes a power source generating power which is a function of a first parameter such as vibration. A charge...
US-9,762,149 Drive controller, imaging apparatus and drive control method
There is provided a drive controller including a determination part that compares a target stop position of a movable body, which is driven by a piezoelectric...
US-9,762,148 Pre-collapsed capacitive micro-machined transducer cell with annular-shaped collapsed region
The present invention relates to a pre-collapsed capacitive micro-machined transducer cell (10) comprising a substrate (12) comprising a first electrode (16), a...
US-9,762,147 Power conversion system
In a power conversion system, when a frequency of a ripple current, flowing into a power supply line of a direct current power source, is equal to a resonance...
US-9,762,146 Methods and systems for interconnecting parallel IGBT modules
A system for interconnecting parallel insulated gate bipolar transistor (IGBT) modules is provided. A pair of switches selected from a plurality of the IGBT...
US-9,762,144 Switching control circuit with signal process to accommodate the synchronous rectifier of power converters
A switching control circuit of a power converter according to the present invention comprises an input circuit and a clock generator. The input circuit is...
US-9,762,143 Devices and methods for controlling current in inverters
An inverter controller is configured to control inverters connected in parallel. The inverter controller is configured to closes switch of a first inverter and...
US-9,762,142 Electric power converter with a voltage controller and a current controller
An electric power converter for converting AC to DC power or DC to AC power is disclosed. The converter includes a circuit for controlling the voltage and the...
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