DIFFERENTIAL AMPLIFICATION SYSTEM

RADIO FREQUENCY POWER SUPPLY PROTECTION CIRCUIT AND WIRELESS COMMUNICATION DEVICE

VOLTAGE MONITORING OF DRIVER CIRCUITS

Zero Ohm Output Impedance

CURRENT SENSE AMPLIFIER

CURRENT SENSE AMPLIFIER

SENSING OF SIGNALS WITH COMMON MODE VARIATION

VOLTAGE AND CURRENT PROTECTION FOR AN AMPLIFIER

SWITCHING AMPLIFIER CIRCUITRY

Measuring Power for Amplifier Circuitry

Current limiting apparatus for driving a loudspeaker

SYSTEMS AND METHODS FOR DRIVING SEMICONDUCTOR DEVICES AND SENSING DEVICE PARAMETERS

POWER AMPLIFIER WITH CLAMP AND FEEDBACK PROTECTION CIRCUITRY

DIFFERENTIAL CURRENT SENSOR

PEAK CURRENT MEASUREMENT OF CLASS-D AMPLIFIER DRIVER UTILIZING CHARGE ACCUMULATION

MULTI-STAGE LOAD MODULATED BALANCED AMPLIFIER

HIGH-VOLTAGE HIGH-TRANSCONDUCTANCE AMPLIFIER FOR COMPARATOR INPUT STAGE

CURRENT SENSE AMPLIFIER

RF INTEGRATED CIRCUIT FOR PERFORMING CALIBRATION OPERATION FOR STABLE OPERATIONS OF POWER AMPLIFIERS INCLUDED IN PLURALITY OF TRANSMISSION CHANNELS

AMPLIFIER DEVICE FOR AMPLIFYING SMALL CURRENTS

SPLIT POWER SUPPLY AMPLIFIER FOR OUTPUT LEAKAGE CURRENT MANAGEMENT

DEVICES AND METHODS FOR DETECTING A SATURATION CONDITION OF A POWER AMPLIFIER

BOOSTER STAGE CIRCUIT FOR POWER AMPLIFIER

SEMICONDUCTOR DEVICE

POWER TRACKER FOR MULTIPLE TRANSMIT SIGNALS SENT SIMULTANEOUSLY

METHODS AND APPARATUS TO REJECT CURRENT RIPPLE

POWER AMPLIFIER WITH PROTECTION LOOPS

PROTECTION CIRCUIT IN ELECTRONIC DEVICE AND METHOD THEREFOR

METHODS TO REDUCE MEASURE CURRENT SETTLING TIME IN SMU

AMPLIFIER CIRCUIT WITH DYNAMIC OUTPUT SLOPE COMPENSATION FOR DRIVING LARGE CAPACITIVE LOADS

ELECTRONIC CURRENT TUNING FOR QUIESCENT CURRENTS OF A GALLIUM NITRIDE BASED POWER AMPLIFIER

SLOPE-TEMPERATURE DRIFT CALIBRATION OF A SIGNAL STRENGTH DETECTOR

CURRENT DETECTION CIRCUIT

Systems and methods for driving semiconductor devices and sensing device parameters

METHODS AND APPARATUS TO REDUCE OFFSET AND GAIN ERROR IN MULTISTAGE CURRENT SENSE AMPLIFIERS

PEAK CURRENT REDUCTION IN COMUNICATION DEVICES

Current sense amplifier

OUTPUT CLAMP AND CURRENT LIMITER FOR AMPLIFIER

SWITCHING AMPLIFIER CIRCUITRY

INTEGRATED COMPENSATION OF AMPLITUDE AND PHASE DISTORTIONS

Current sensing circuit with integrated resistor and switch matrix

PHOTODETECTOR CURRENT SENSING

PROTECTION CIRCUIT AND METHOD FOR POWER AMPLIFIER

AGING COMPENSATION FOR POLY-RESISTOR BASED CURRENT SENSE AMPLIFIER

Devices and methods for detecting a saturation condition of a power amplifier

Broadband amplifier with DC gain error correction

Output clamp and current limiter for amplifier

Power tracker for multiple transmit signals sent simultaneously

Switching amplifier with adaptive supply-voltage scaling

POWER AMPLIFIER WITH CLAMP AND FEEDBACK PROTECTION CIRCUITRY

Current mode multi-input maximum signal detector

CIRCUIT

Voltage-to-current architecture and error

Power amplifier management

Power amplifier with protection loops

Power amplifier with protection loop

Compensation of trapping in field effect transistors

AUXILIARY CONTROL CIRCUIT FOR POWER AMPLIFICATION MODULE, POWER AMPLIFICATION MODULE, AND COMMUNICATION DEVICE

Current sensing circuit using temperature self-compensated trans-resistance amplifier

Booster stage circuit for power amplifier

Systems and methods for driving semiconductor devices and sensing device parameters

Protection circuit in electronic device and method therefor

Analog bias control of RF amplifiers

Common-mode leakage error calibration for current sensing in a Class-D stage using a pilot tone

Systems and methods for sensing a current in a circuit

Class D amplifier with current mode control

Transconductance amplifier for buck-boost converter

Power tracker for multiple transmit signals sent simultaneously

Devices and methods for detecting a saturation condition of a power amplifier

Detection apparatus for unbalanced DC link capacitor voltage

Operational amplifier with indirect current feedback current limiter

Common-mode leakage error calibration for current sensing in a class-D stage using a pilot tone

Common-mode insensitive current-sensing topology in full-bridge driver with high-side and low-side energy matching calibration

Power amplifier fault detector

Dynamic stability control in amplifier driving high Q load

Power amplifier circuit

Voltage-to-current architecture and error correction schemes

Power amplifier and power amplifier module

Method for amplifier load current cancellation in a current integrator and current integrator with amplifier load current cancellation

Dynamically controlled auto-ranging current sense circuit

Analog bias control of RF amplifiers

Apparatus and method for measuring speaker transducer impedance versus frequency with ultralow inaudible signal

Logarithmic power detector

Envelope tracking supply modulator for power amplifier

Shunt resistor averaging techniques

Distortion reducing variable output impedance class-D amplifier

Class-D amplifier with multiple power rails and quantizer that switches used ramp amplitude concurrently with switch in used power rail

Amplifier for driving a capacitive load

Amplifier with an at least second order filter in the control loop

Broadband driver with extended linear output voltage

Power amplifier fault detector

High frequency power supply device and high frequency power supply method

Coulomb counter with offset calibration

Circuits and operating methods thereof for monitoring and protecting a device

Programmable gain amplifier systems and methods

Transimpedance amplifiers with feedforward current

Radio frequency power amplifier based on current detection feedback, chip and communication terminal

Devices and methods for detecting a saturation condition of a power amplifier

Auto zero offset current mitigation at an integrator input

Method as well as system for predictive maintenance of an amplifier module

BROADBAND DRIVER WITH EXTENDED LINEAR OUTPUT VOLTAGE

Amplifier systems for measuring a wide range of current

Amplifying device and controlling method therefor

Amplifier power converter input current/power limit adjustment using amplifier load determinations

Method and apparatus for detecting current using operational amplifier

CURRENT BALANCE METHOD USED IN MULTI-PHASE SWITCHING CONVERTERS

Transimpedance amplifier for receiving burst optical signal

Current sense circuit stabilized over wide range of load current

Differential amplifier including cancellation capacitors

Device for measuring the current flowing in an inductive load

Transconductor system for a power supply system

Sensing circuit, corresponding amplifier, apparatus and method

Communicating across galvanic isolation

Non-linear active shunt ammeter

Differential amplifier including cancellation capacitors

APPARATUS AND METHODS OF CALIBRATING A POWER AMPLIFIER SYSTEM TO COMPENSATE FOR ENVELOPE AMPLITUDE MISALIGNMENT

Power tracker for multiple transmit signals sent simultaneously

Phased array antenna system

Phased array antenna system

Digital amplifier and output device

Method of and apparatus for detecting open circuit conditions at an input to a signal chain and for detecting channel imbalance in a differential signal chain

Current detection circuit

Audio power source with improved efficiency

Amplifying device comprising a compensation circuit

Electronic amplification device, measurement apparatus and associated measurement method

Amplifier circuit for cryogenic applications

Power amplifier self-heating compensation circuit

Device for measuring the current flowing in an inductive load

Low power dissipation high performance Class-D amplifier

Class-D amplifier with multiple independent output stages

Transconductor systems

Circuit arrangement for an MRT system, MRT system and method for operating an MRT system

Load detector

High precision current sensing using sense amplifier with digital AZ offset compensation

Current shunt monitor

Voltage range extension for difference amplifier

Bidirectional current sense amplifier

Power amplifier and protection circuit for use in RF active circuit

Reconfigurable amplifier and amplification method thereof

Capacitive loading mode measurement circuit with compensation of measurement errors due to parasitic sensor impedances

Protective device

Sensing circuit, corresponding amplifier, apparatus and method

Galvanically isolated amplifiers and related methods

OPTICAL RECEIVER, OPTICAL TERMINATION DEVICE, AND OPTICAL COMMUNICATION SYSTEM

Method for producing an amplification stage for a variable envelope signal

Correction of current measurement in an amplifier

Closed-loop automatic gain control in linear burst-mode transimpedance amplifier

Power amplifier self-heating compensation circuit

Method for load measurement in switching amplifiers, corresponding device and amplifier

Amplifier system for use as high sensitivity selective receiver without frequency conversion

Amplifier system for use as high sensitivity selective receiver without frequency conversion

Low supply Class AB output amplifier

Semiconductor device having a low power consumption

Dual hysteretic control loop of envelope tracking

Automatic bias controller for a pulsed power amplifier

Regenerative current detection circuit, charge current detection circuit, and motor current detection system

Differential input stage with wide input signal range and stable transconductance

Current shunt monitor

Power amplifier and gain reduction circuit thereof

Optical receiver, active optical cable, and control method for optical receiver

MOBILE DEVICE AND SYSTEM COMPRISING A LOUDSPEAKER AND AN AMPLIFIER

Class-D amplifier circuit

Amplifier system and method for controlling amplifier

Amplifier

POWER SUPPLY CONTROL

Logarithmic detector amplifier system for use as high sensitivity selective receiver without frequency conversion

Low supply class AB output amplifier

High frequency common mode rejection technique for large dynamic common mode signals

Conversion circuit and detection circuit

Circuits and operating methods thereof for monitoring and protecting a device

CIRCUITS AND OPERATING METHODS THEREOF FOR MONITORING AND PROTECTING A DEVICE

Method for load measurement in switching amplifiers, corresponding device and amplifier

Device for measuring the current flowing in an inductive load

Signal amplification processing method and apparatus

Methods, modules and devices for detecting a saturation condition of a power amplifier

Front-end amplifier circuits for biomedical electronics

Power amplification apparatus and method for controlling power amplification apparatus

Device for measuring an electric current generated by an acoustic amplifier in order to actuate an acoustic speaker

Advanced amplifier system for ultra-wide band RF communication

POWER TRACKER FOR MULTIPLE TRANSMIT SIGNALS SENT SIMULTANEOUSLY

Class D audio amplifier and method for reading a current supplied by the amplifier

Precise current measurement with chopping technique for high power driver

Amplifier system, controller of main amplifier and associated control method

Amplifier system and method for controlling amplifier

Speaker driver

Current sense amplifier with enhanced common mode input range

Current sense amplifier with common mode rejection

Variable gain amplifier and driver implementing the same

Methods of calibrating a power amplifier system to compensate for envelope amplitude misalignment

Method and system for providing automatic gate bias and bias sequencing for field effect transistors

Multi-stage amplifier with improved operating efficiency

Amplifier system

Class AB amplifier with bias control

Current-limiting in an amplifier system

Systems and methods for performing shape estimation using sun sensors in large-scale space-based solar power stations

Adaptive self-bias

Systems and methods for controlling supply voltages of stacked power amplifiers

Compression control of cascode power amplifiers

Control circuit for use with a four terminal sensor, and measurement system including such a control circuit

RF amplifier

Sense amplifier

Semiconductor integrated circuit

Latching current sensing amplifier for memory array

Switching supply delay compensation

Electronic control apparatus

Audio apparatus, and current control method

Variable gain amplifier circuit, controller of main amplifier and associated control method

Method for controlling an RF generator

Power amplifier and method for limiting current in power amplifier

Method for controlling an RF generator

Mismatch-compensated sense amplifier for highly scaled technology

Pass device with boost voltage regulation and current gain for VCSEL driving applications

Balanced differential transimpedance amplifier with single ended input and balancing method

Power supply circuit, high-frequency power amplification circuit, and power supply control method

Amplifier compensating drift after sudden decrease of drain current

Power amplifier device and circuits

Devices and methods for improving yield of scalable periphery amplifiers

Switching regulator power supply with constant current option

Sense amplifier

Compression control through amplitude adjustment of a radio frequency input signal

Compression control through power amplifier load adjustment

Current-mode control for radio-frequency power amplifiers

Speaker protection circuit with improved accuracy

Current sense amplifer with extended common mode input voltage range

Trimming method for current sense amplifiers

Systems and methods for detection of load impedance of a transducer device coupled to an audio device

Current measurement circuit

Method and apparatus for current steering in high sensitivity, high linearity and large dynamic range high speed trans-impedance amplifiers

Advanced current limit function for audio amplifier

Apparatus and methods for calibration of envelope trackers

Power amplifying apparatus and power amplifying method

Amplifier apparatus with controlled negative output impedance

Current-mode sense amplifier

Apparatus and method for dynamically biased baseband current amplifier

Advanced current limit function for audio amplifier

Power amplifier

Phase-dependent operational amplifiers employing phase-based frequency compensation, and related systems and methods

Transimpedance amplifier

REVERSE BLOCKING APPARATUS FOR ELECTRONIC DEVICE AND SWITCH APPARATUS INCLUDING THE SAME

Current-limiting in an amplifier system

Driving apparatus

Audio amplifier with an enhanced current limiter using a proxy signal

Apparatuses and methods for measuring flicker noise

AMPLIFICATION APPARATUS, ANTI-VIBRATION APPARATUS, LITHOGRAPHY APPARATUS, AND ARTICLE MANUFACTURING METHOD

Self-healing array system and method

Interference suppression for switched mode power supply with error correction

Nonlinear load pre-distortion for open loop envelope tracking

Apparatus and methods for calibrating envelope trackers

Method of estimating diaphragm excursion of a loudspeaker

Systems and methods for detection of load impedance of a transducer device coupled to an audio device

Systems and methods for detection of load impedance of a transducer device coupled to an audio device

Power amplifier module

Closed loop control system, and an amplifier in combination with such a closed loop control system

Controller and a method for controlling a process variable and a power supply circuit comprising a power supply and a controller

Apparatus and method for testing of successful operation of transimpedance amplifiers

Power amplifier open loop current clamp

SENSE AMPLIFIERS INCLUDING BIAS CIRCUITS

Power tracker for multiple transmit signals sent simultaneously

Transmission-line resistance compression networks and related techniques

Systems and methods for biasing amplifiers using adaptive closed-loop control and adaptive predistortion

Amplifier linearization using non-standard feedback

Electronic radio system for power amplification with protection in terms of standing wave rate and associated method of protection

Low dissipation amplifier

Overcurrent protection for class D power amplifier

High side current sense amplifier

Power supply circuit and power supply control method

Load current sensing

Power supply pre-distortion

Mobile wireless communications device including sensing transistor and hysteretic comparator and related methods

Power amplifier, radio-frequency power amplification device, and amplification control method

Fully differential autozeroing amplifier

Wireless resonant electric field power transfer system and method using high Q-factor coils

Power supply modulator and method for controlling same

Apparatus and method for calibration of supply modulation in transmitter

Thermally coupled current limiter

Voltage driving apparatus for power amplifier, power amplifying system, power supply device and communication device

Sense amplifiers including bias circuits

Low-voltage power-efficient envelope tracker

Method and system for providing automatic gate bias and bias sequencing for field effect transistors

Wide bandwidth class C amplifier with common-mode feedback

Amplifying apparatus, transmitter, and amplifying apparatus control method

Systems and methods for current sensing over an extended area

Systems and methods for current sensing

Semiconductor device

Apparatus and methods for envelope tracking calibration

Low dissipation amplifier

Circuit arrangement including a common source sense-FET

Method and apparatus for canceling balun amplifier noise

Power amplifying apparatus

Apparatus and method for sensing and converting radio frequency to direct current

POWER AMPLIFICATION CIRCUIT AND COMMUNICATION APPARATUS

Impedance-matching circuits for multi-output power supplies driving COgas-discharge lasers

High-frequency differential amplifier circuit

Signal amplification device and signal amplification method

Method and apparatus for maintaining circuit stability

Current monitor for sensing the current in a current path and corresponding control device

Power amplifier amplitude modulator system and method

CURRENT DETECTOR

Power amplifier and semiconductor integrated circuit

Tracking power supply, method for controlling power supply, and communication apparatus