1. V.N. Karazin Kharkiv National University,Biomedical Electronics, and Computer Systems,School of Radio Physics,Kharkiv,Ukraine
2. O.Ya.Usikov Institute for Radiophysics and Electronics of NAS of Ukraine,Department of Radiophysical Introscopy,Kharkiv,Ukraine
3. Università degli Studi di Firenze,Department of Information Engineering,Florence,Italy
4. Franklin & Marshall College,Dept. of Earth & Environment,Lancaster,PA,USA