[1] Queens Univ, Kingston, ON, Canada
[2] New Jersey Inst Technol, CCSPR, Newark, NJ 07102 USA
[3] Mem Univ, Fac Engn & Appl Sci, St John, NF A1A 3X5, Canada
[4] Isik Univ, Dept Elect & Elect Engn, Istanbul, Turkey
[5] Texas A&M Univ, Dept Elect & Comp Engn, College Stn, TX USA
[6] Politecn Milan, DEIB, Milan, Italy