Feedback network for cascaded amplifiers

RADIO FREQUENCY CIRCUIT

Audio out unit

Wireless transmitter calibration using device receiver

METHOD AND APPARATUS FOR OPERATION SEQUENCING OF AUDIO AMPLIFIERS

Method and device for controlling power amplification

Driver circuit and driver IC

Delta-sigma analog-to-digital converter

Power amplifier with output power control

System and method for pre-charging a current mirror

Differential amplifier

Systems and methods for switching mode power amplifier control

Power amplifier

Operational amplifier

Slew rate and settling time improvement circuitry and method for 3-stage amplifier

Audio Power Amplifier with Feedback-Shifting Technology

Integrated circuit device and electronic instrument

Auto-tuning amplifier

Low-noise amplifier

Apparatus and method for amplifying signal power in a communication system

Semiconductor device

Low cost high performance power amplifier utilizing two-stage-included local negative feedback with feedback-shifting technology

RF power amplifier apparatus and power supply circuit for controlling-power supply voltage to RF power amplifier

High power RF solid state power amplifier system

Wireless transmission device in which transmission output is controlled in feedback control

Generation of a transmission signal

Dvd Reading Apparatus

Microphone amplification arrangement and integrated circuit therefor

Bias control circuit and method of controlling bias of RF power amplifier

Multi-stage amplifier with multiple sets of fixed and variable voltage rails

Wave detector circuit

METHOD AND SYSTEM FOR ESTIMATING AND COMPENSATING NON-LINEAR DISTORTION IN A TRANSMITTER USING DATA SIGNAL FEEDBACK

Dual-mode, dual-load high efficiency RF power amplifier

System and method for pre-charging a current mirror

Bias circuit and power amplifier

Broadband low noise amplifier

Circuit for providing a signal boost

Semiconductor device

Inverting amplifier

Power amplifier circuit for peak envelope modulation of high frequency signal

Power amplifier circuit and method for envelope modulation of high frequency signal

Power Amplifier With A Output Matching Network

Differential signal receiver

System and method for compensating for the effects of aging and temperature on transistor performance

Multi-stage broadband amplifiers

Power distribution and biasing in RF switch-mode power amplifiers

High frequency power amplifier circuit and radio communication system

Semiconductor device

Semiconductor device

Power amplifier with multi mode gain circuit

Power distribution and biasing in RF switch-mode power amplifiers

Systems, methods and devices for differential active bias of multi-stage amplifiers

Method and apparatus for an improved power amplifier

Power control of a power amplifier

Method and apparatus for an improved power amplifier

Method for shaping signal pulses

Semiconductor device

Power distribution and biasing in RF switch-mode power amplifiers

Rotated field effect transistor topology amplifier

Doherty amplifiers with minimum phase output networks

Transimpedance amplifier