Network coded cooperation in wireless networks [Elektronische Ressource] : theoretical analysis and performance evaluation / von Dereje Hailemariam Woldegebreal

FAKULTÄT FÜR ELEKTROTECHNIK, INFORMATIK UND MATHEMATIK Network-Coded Cooperation in Wireless Networks: Theoretical Analysis and Performance Evaluation Zur Erlangung des akademischen Grades DOKTORINGENIEUR (Dr.-Ing.) der Fakultät für Elektrotechnik, Informatik und Mathematik der Universität Paderborn vorgelegte Dissertation von M.Sc. Dereje Hailemariam Woldegebreal Paderborn Referent: Prof. Dr.-Ing. Reinhold Häb-Umbach Korreferent: Prof. Dr. rer. nat. Holger Karl Tag der mündlichen Prüfung: 13.04.2010 Paderborn, den 23.04.2010 Diss. EIM-E/266 Acknowledgments“Knowledge of what is possible is the beginning of happiness”George SantayanaI would not have realized my PhD study dream without the financial support of the GermanAcademic Exchange Service (DAAD). I sincerely thank DAAD first. My deepest gratitudegoes to Prof. Dr. Holger Karl, head of the Computer Networks Research group, for hissupport and trust from day one of my research. I enjoyed it very much to work under hisguidance and benefited a lot from his encouragements and meticulous way of thinking. It isalso an honor for me to be his second doctoral graduate.Special thanks to Prof. Dr.-Ing. Reinhold Ha¨b-Umbach for being my examiner and goingthrough the thesis. I thank Prof. Dr. Marco Platzner for being supportive when I needed him.