Intermodulation Distortion in GaN HEMT vorgelegt von M.Sc. Eng. Ibrahim Khalil aus Barisal, Bangladesch von der Fakultät IV-Elektrotechnik und Informatik der Technischen Universität Berlin zur Erlangung des akademischen Grades Doktor der Ingenieurwissenschaften Dr.-Ing. genehmigte Dissertation Promotionsausschuss: Vorsitzender: Prof. Dr.-Ing. Klaus Petermann Berichter: Prof. Dr.-Ing. habil. W. Heinrich Berichter: Prof. Dr.-Ing. Dr.-Ing habil. +. Weigel Tag der wissenschaftlichen Aussprache: 17.07.2009 Berlin 2009 D 83 , ? stBeing inspired by submitting the thesis on Bengali new year eve (1 Baishakh 1416 -th14 Apr. 2009), I dedicate this work to the martyrs of the language movement day – *21 Feb 1952 , Dhaka, Bangladesh. * st21 February – UNESCO international mother tongue day. Acknowledgments This work has been done during my scientific activities at Ferdinand-Braun-Institut für Höchstfrequenztechnik (FBH) in Berlin, Germany. I had a wonderful time during my stay in Berlin not only in professional life but also private. I would like to take this opportunity to acknowledge and express my heartfelt gratitude to some who have made it possible for me to complete this thesis. My supervisor and mentor Prof. Dr.-Ing.
st Being inspired by submitting the thesis on Bengali new year eve (1 Baishakh 1416 -th 14 Apr. 2009), I dedicate this work to the martyrs of the language movement day – * 21 Feb 1952 , Dhaka, Bangladesh.
* st 21 February – UNESCO international mother tongue day.