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Spectral distortions and power efficiency of a switching-mode power amplifier with an extended bandwidth when amplifying signals with a high peak to average power ratio

A.O. Pergushev1, V.A. Sorotsky2

1,2 Peter the Great St. Petersburg Polytechnic University (St. Petersburg, Russia)

1 pergushev.aleksey@mail.ru; 2 sorotsky@mail.spbstu.ru

Signal distortion estimation in polar architecture power amplifier using discrete-level envelope restoration technique

N.A. Treimut1, V.A. Sorotsky2

1,2 Peter the Great St. Petersburg Polytechnic University (St. Petersburg, Russia)

1 treimut2013@yandex.ru; 2 sorotsky@spbstu.ru