For the last decade development and construction of student cubesat satellites has played an important part in the engineering Master Program within Electrical Engineering and Information Technology at Aalborg University, Denmark. As a result three cubesats AAU CUBESAT, AAUSAT-II and AAUSAT3 has been constructed and launched (AAUSAT3 will launch Q3 2011). This paper focuses on distributed system approach for internal as well as ground link structure.