1. University of Nottingham, University Park, Nottingham NG7 2RD,George Green Institute for Electromagnetics Research, Faculty of Engineering,UK
2. RELS Limited, ul. Warciańska 18,Wrocław,Poland,54-128
3. Institute of Electronic Systems, Warsaw University of Technology, Nowowiejska 15/19,Faculty of Electronics and Information Technology,Warsaw,Poland,00-665
4. OptoChip Optoelectronics Ltd, B120, Qilu Soft Park,Jinan,China,250000