At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.
NOISE CANCELLATION RESONATOR
In order to provide a noise cancellation resonator that is highly effective in reducing noise, a noise cancellation resonator of the present invention is...
LOGARITHMIC AMPLIFIER WITH UNIVERSAL DEMODULATION CAPABILITIES
A logarithmic amplifier (LDA) is described that includes an amplifier configured to oscillate a modulated input signal, a feedback establishing a 180 degree...
INTELLIGENT AUDIO OUTPUT DEVICES
An audio output device may include one or more audio sensors configured to detect ambient sound and noises around the audio output device. The audio output...
DC OFFSET CALIBRATION OF WIRELESS RECEIVERS
A receiver system includes an automatic gain control (AGC) module configured to control a first gain control signal to a first gain element having variable...
AUDIO ENHANCEMENT VIA BEAMFORMING AND MULTICHANNEL FILTERING OF AN INPUT
Enhancing audio content based on application of different gains to different frequency bands of an audio signal is disclosed. Audio information contained in an...
METHOD, HEAD UNIT AND COMPUTER-READABLE RECORDING MEDIUM FOR ADJUSTING
BLUETOOTH AUDIO VOLUME
A head unit includes a microcomputer storing last volume information corresponding to a finally adjusted volume of each of at least one mobile terminal. The...
CURRENT SENSE AMPLIFER WITH EXTENDED COMMON MODE INPUT VOLTAGE RANGE
Current sense amplifiers with extended input common mode (CM) voltage range, including an extended CM input voltage amplifier that includes a low voltage (LV)...
LOW POWER OPERATIONAL TRANSCONDUCTANCE AMPLIFIER
A method and an apparatus relating to an amplifier (e.g., an operational transconductance amplifier or OTA) are provided. The OTA includes a first node and a...
Devices and Methods for Increasing Reliability of Scalable Periphery
Devices and methods for improving reliability of scalable periphery amplifiers is described. Amplifier segments of the scalable periphery architecture can be...
NOVEL LOW NOISE AMPLIFIER ARCHITECTURE FOR CARRIER AGGREGATION RECEIVERS
A low noise amplifier includes a first input transistor coupled to an input signal and a second input transistor coupled to the input signal. The low noise...
HOT-SWAP CURRENT-SENSING SYSTEM
One example includes a hot-swap control system. The system includes a sense resistor network provides a sense voltage in response to an output current. The...
N-WAY DOHERTY DISTRIBUTED POWER AMPLIFIER WITH POWER TRACKING
A power amplifier using N-way Doherty structure with adaptive bias supply power tracking for extending the efficiency region over the high peak-to-average...
AMPLIFIERS WITH A SHORT PHASE PATH, PACKAGED RF DEVICES FOR USE THEREIN,
AND METHODS OF MANUFACTURE THEREOF
An embodiment of a packaged radio frequency (RF) amplifier device includes a transistor and an inverse class-F circuit configured to harmonically terminate the...
A power amplifier may include an amplifying unit, a ballast resistor, and a bypass unit. The amplifying unit includes an amplifying transistor to amplify an...
TRIMMING METHOD FOR CURRENT SENSE AMPLIFIERS
A method for adjusting common mode rejection ratio (CMRR) and gain error of a current sense (CS) amplifier, comprising: measuring a first referred to input...
MULTIPLE RANGE RF AMPLIFIER
An amplifier includes at least two amplification stages coupled in parallel. Each amplification stage includes at differential pair of amplifying MOS...
AMPLIFIER CIRCUIT, RADIO FREQUENCY RECEIVER AND MOBILE TELECOMMUNICATIONS
An amplifier circuit, comprises a first amplifier stage contributing to a power of an amplified signal and a second amplifier stage contributing to the power...
AUDIO AMPLIFYING DEVICE
An audio amplifying device including a first differential amplifier, a first buffer and a common-mode feedback circuit is provided. The first differential...
LINE DRIVER WITH ACTIVE TERMINATION AND ASSOCIATED METHOD
A line driver and a method for driving a load are proposed. The line driver includes a current amplifier and a feedback network. The current amplifier has an...
APPARATUS AND METHODS FOR A CAPACITIVE DIGITAL-TO- ANALOG CONVERTER BASED
This application provides apparatus and methods for a capacitive digital-to-analog converter (CDAC) based power amplifier. In an example, a transmitter...
Envelope Tracking in Connection with Simultaneous Transmission in one or
more Frequency Bands
Envelope tracking (ET) is enabled in connection with single-band or multi-band transmission. One example system includes two or more power amplification...
Method and Apparatus for Correcting Inconvenient Power Amplifier Load
Characteristics in an Envelope Tracking...
A tunable matching network is configured to couple at least one filter with a power amplifier that is configured to operate in an envelope tracking (ET) mode...
NonInvasive Monitoring of a Photovoltaic System
A method for determining a photovoltaic (PV) current from each of a plurality of PV elements arranged in a differential network is provided. The differential...
A grounding clamp is provided. The grounding clamp comprises a body portion having first and second sides, first and second fingers extending from the first...
PHOTOVOLTAIC CELL FOR SOLAR POWER GENERATOR
A photovoltaic power generator system and method for capturing and transmitting electromagnetic radiation utilizing an infrared filter in optical communication...
FOLDING PHOTOVOLTAIC (PV) PANEL ASSEMBLY WITH COLLAPSIBLE STAND
A photovoltaic panel assembly includes a center photovoltaic panel section having at least a first and second side photovoltaic panel sections located on each...
SOLAR POWER PLANT
The invention relates to a solar power plant having a plurality of solar panels arranged in a row and at least one holding element on which the solar panels...
FASTENING DEVICE AND FASTENING METHOD OF SOLAR CELL MODULE
A fastening device which reduces the work by screwing and shortens the installation time has been desired. A fastening device 100 which fastens and supports a...
Solar Power Panels, Arrays and Connection Systems
Solar PV devices are disclosed, including but not limited to devices that comprise a lightweight support for the solar absorber, devices in which all or...
Solar Photovoltaic Power Generation Panel Mount
A solar photovoltaic power generation panel mount has a solar photovoltaic power generation panel attached to a mount frame having a plurality of vertical and...
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...
POWER CONVERSION DEVICE, ELECTRIC POWER STEERING SYSTEM, ELECTRIC VEHICLE,
ELECTRONIC CONTROL THROTTLE, AND...
A first object of the present invention is to provide high reliability, a long lifetime, miniaturization, and high speed protective operation of a unit for...
POWER SUPPLY UNIT AND ELECTRIC MACHINE
The invention relates to a power supply unit for supplying multiple conductor portions (3) of a stator winding of an electric machine which are inserted in...
SENSORLESS MOTOR DRIVE VECTOR CONTROL
Disclosed examples include methods, computer readable mediums and motor drive power conversion systems for sensorless speed control of a motor driven by an...
METHOD FOR CONTROLLING WIND TURBINES
A method for feeding electrical energy into an electrical supply grid by means of a wind turbine or wind farm, where the wind turbine or wind farm converts...
PROTECTION METHOD FOR A GENERATOR
A power source includes a generator configured to receive mechanical energy and convert the mechanical energy to an electrical output. The generator includes a...
POWER TOOL AND CONTROLLER
A power tool includes a motor, a drive unit driven by the motor, and a trigger switch and a forward-reverse switch each operable by a user. The trigger switch...
METHOD OF DRIVING BRUSHLESS MOTORS, CORRESPONDING DEVICE, MOTOR AND
COMPUTER PROGRAM PRODUCT
A driver device for driving a DC motor using PWM modulated drive signals includes comparator circuits for producing digitalized Back-EMF signals having first...
APPARATUS AND METHOD FOR CONTROLLING ELECTRIC VEHICLE
An apparatus and method for controlling an electric vehicle are provided. The apparatus includes a battery that is configured to charge electrical energy and a...
SENSORLESS MOTOR DRIVE VECTOR CONTROL WITH FEEDBACK COMPENSATION FOR
FILTER CAPACITOR CURRENT
Disclosed examples include methods, computer readable mediums and motor drives power conversion systems for sensorless speed control of a motor driven by an...
MOTOR DRIVER HAVING INTEGRATED BRAKING CHOPPER
A motor driver for driving a motor is disclosed. The motor driver has a first power bus, a first switching device coupled between the first power bus and a...
SENSORLESS MOTOR BRAKING SYSTEM
An electric motor control system includes a power inverter and control circuitry configured to control the power inverter either according to a target voltage...
SYSTEM AND METHOD FOR SOFT STARTING AND STOPPING OF A MOTOR
A soft starter device generates an output voltage of variable amplitude, frequency and phase. An output switch connects the soft starter device to a motor. A...
METHOD AND SYSTEM FOR CONTROLLING ELECTRICAL VACUUM PUMP
A control method and system of an electrical vacuum pump is provide to resolve generation of peak current when a motor of the electrical vacuum pump initially...
PIEZOELECTRIC ENERGY HARVESTING ARRAY AND METHOD OF MANUFACTURING THE SAME
The inventive concept discloses a piezoelectric energy harvesting array and a method of manufacturing the same. The manufacturing method may include forming a...
CONTROL APPARATUS OF VIBRATION-TYPE ACTUATOR
Information regarding a rotational speed is detected by utilizing a variation in the amplitude at a frequency corresponding to the number of a plurality of...
SPACE VECTOR PULSE MODULATION BASED MOTOR DRIVER
A motor driver may include a controller, a space vector modulator, a converter and a detector. The space vector modulator may generate driving signals under...
DEVICE FOR CONVERTING THERMAL ENERGY INTO ELECTRICAL ENERGY
A power conversion device includes an enclosure containing one or more drops of a liquid. A capacitive electret transducer is coupled to the enclosure. In...
MICRO-ELECTRO-MECHANICAL SYSTEM DEVICE WITH ENHANCED STRUCTURAL STRENGTH
The invention provides a MEMS device with enhanced structural strength. The MEMS device includes a plurality of metal layers, including a top metal layer with...
ELECTROSTATICALLY DEFLECTABLE MICROMECHANICAL DEVICE
A micromechanical device with electrostatically caused deflection by a plate capacitor extending along and spaced apart from the neutral fiber of the...