1. Institute of MSAR, Vilnius University, Saulėtekio III‐9, 2040 Vilnius, Lithuania
2. Department of ECE, University of South Carolina, Columbia, South Carolina 29208, USA
3. Department of ECSE and CIEEM, Rensselaer Polytechnic Institute, Troy, New York 12180, USA
4. Sensor Electronic Technology, Inc., 21 Cavalier Way, Latham, New York 12110, USA