Active load impedance control system for radio frequency power a

Adaptive power amplifier system and method

Amplifier

Amplifier

Amplifier apparatus

Amplifier circuit

Amplifier circuit

Amplifier circuit with increased voltage handling capacity

Amplifier having redundancies

Amplifier having substantially constant D.C. to r.f. conversion

Amplifier memory effect compensator

Amplifier switching

Amplifier unit and method of detecting failure in the same

Amplifier with multifilter

Amplifiers with compensation

Amplifying device

Apparatus and method for wideband amplification of RF signals

Apparatus for the virtual expansion of power supply capacity

Application of the doherty amplifier as a predistortion...

Audio amplifier