PWM with differential Class-E amplifier for efficiency enhancement at back-off power levels. - Hashim Raza Khan; Abdul Raheem Qureshi; Faiza Zafar; Qamar ul Wahab (MWSCAS, 2014)

Design of a broadband Current Mode Class-D Power Amplifier with harmonic suppression. - Hashim Raza Khan; Abdul Raheem Qureshi; Faiza Zafar; Qamar ul Wahab (NEWCAS, 2014)