Optimisation of battery operating life considering software tasks and their timing behaviour [Elektronische Ressource] / von Henrik Lipskoch

Fakultät II – Informatik, Wirtschafts- und RechtswissenschaftenDepartment für InformatikOptimisation of battery operating lifeconsidering software tasks and their timingbehaviourDissertation zur Erlangung des Grades einesDoktors der IngenieurwissenschaftenvonDipl.-Math. Henrik LipskochGutachter:Prof. Dr.-Ing. Wolfgang NebelProf. Dr.-Ing. Frank SlomkaTag der Disputation: 19.02.2010AckknowledgementsEveryone who was patient with me during this step of my life, I want to thank: my colleges, formany honest comments and plenty of discussions; my parents, my brothers, and their families,for their mental support; Mario Korte, for he looked over this work; Johannes Faber, for whenwe were running twice a week, he was never tired to talk over our progress on the street, in ourresearch, and in life; a very special thanks goes to Thomas Weißmüller and to Nils Schröder,who made such a reliable and fully automated device enabling my battery measurements.3AbstractUsers of mobile embedded systems have an interest in long battery operating life. The longera system can operate without need for recharge or battery replacement, the more will mainte-nance cost and the number of faults due to insufficient power supply decrease. Operating lifeis prolonged by saving energy, which may reduce available processing time.