/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: StephanSand https://cdn.slidesharecdn.com/profile-photo-StephanSand-48x48.jpg?cb=1529484087 Stephan received his Ph.D. from the ETH Zurich, Switzerland in 2010. Since 2002, he has been working in several national and international research projects on wireless communications, multi-sensor navigation, cooperative positioning, and swarm navigation at the Institute of Communications and Navigation, German Aerospace Center (DLR), in Oberpfaffenhofen, Wessling, Germany. Currently, he is leading the Vehicular Applications Research Group. Stephan has authored and coauthored more than 90 technical and scientific publications and obtained several patents on his inventions. http://www.kn-s.dlr.de/People/Sand/Welcome/Welcome_us.html