High-power RF amplifiers are used in telecommunications, biomedical, and military systems. With output power levels ranging up to 1 kW, these amplifiers are typically designed to operate near or into ...

Digital predistortion (DPD) has emerged as a pivotal technique for enhancing the performance of radio frequency power amplifiers (RF PAs). By pre-adjusting the digital input signal to counteract the ...

The recent availability of high speed/high frequency mixed-signal semiconductor processes has enabled the introduction of fully wireless LAN (WLAN) integrated transmitters, and in particular, ...

A tough challenge for test engineers is explored in terms of test methods, pitfalls, and measurement errors. For the test engineer, RF and microwave power amplifier testing imposes unique challenges.