Affiliation: | 1. School of Electrical Engineering and Computer Science, Washington State University, Pullman, WA 99164‐2752, U.S.A.;2. Department of Electrical Engineering, Mathematics, and Computing Science, University of Twente, P.O. Box 217, 7500 AE Enschede, The Netherlands;3. Department of Electrical and Computer Engineering, Rutgers University, 94 Brett Road, Piscataway, NJ 08854‐8058, U.S.A. |