Diploma in electrical engineer, University Hannover, Hannover, Germany, 1981. Doctor of Philosophy, University Hannover, Hannover, Germany, 1987.
Engineer Brigitta und Elwerath Betriebsfuhrungsgesellschaft GmbH, Hannover, 1981-1982. Research group member Institute of High Frequency Technology, University Hannover, 1982-1986, senior engineer, 1987-1990. Research engineer Siemens AG, Munich, 1991-1995, technical expert consultant and group leader, 1995-1997, director strategic pre-development, 1997-1998.
Vice president pre-engineering, chief technical office Siemens ICM N, since 1998. Organizer of presentations Verband Deutscher Elektrotechniker ITG, Hannover, 1989-1990, participant RACE II ATDMA Project European Commission, Munich, 1992-1995, project manager Acts of the Apostles FRAMES Project European Commission, 1996-1999, European Telecommunications Standards Institute SMG5 European Standardization Body, Sophia Antipolis, France, 1995-1996. Head European research projects Siemens ICM N, since 1999.
Chairman Wireless World Research Forum, 2001-2003. Member framework program 6 European Union, since 2002, coordinator program 6 Winner project, since 2004. Chairman Wireless Word Initiative, since 2004, head research alliances Nokia Siemens Networks since 2007.
With German Armed Forces, 1974-1975. Member of Institute of Electrical and Electronics Engineers (senior ), Verband Deutscher Elektrotechniker Information Technische Gesellschaft (board directors since 2006, award 1990).