This volume of IBS Scientific Workshop Proceedings collects research work from international cooperation between German, Mongolian and Russian universities. The research work was presented at the annual IBS International Summer School organized 2015 from 29th June to 1th July in Laubusch, Germany. Also students from India and Turkey joined the summer school with their research approaches. This reading on hand contains a selection of papers presented in 2015. Key topics are E-learning from different points of view, the development of special hardware for medical uses and mobile network planning and developing in Mongolia. One of the main goals of this international event is to give opportunity to students and researchers of partner universities to work together during school time actively and freely in frame of science and international cooperation. Foundation IBS thanks Prof. Dr. habil. Uranchimeg Tudevdagva, Prof. Dr. Evgeny Tsoy and Prof. Dr. Wolfram Hardt for their entire support of IBS International Summer School.