Ralph Wittmann is in the research group for High Performance Networking and Multimedia Systems at the Technical University of Braunschweig. His research interests are mainly concer...lihat lebih banyakRalph Wittmann is in the research group for High Performance Networking and Multimedia Systems at the Technical University of Braunschweig. His research interests are mainly concerned with multicast and multimedia communications in heterogeneous environments.lihat lebih sedikit