1. RF Division, Freescale Semiconductor, Inc., Tempe, Arizona 85284, USA
2. Department of Electrical and Computer Engineering, The University of Texas at Austin, Austin, Texas 78712, USA
3. Department of Electrical and Computer Engineering, McGill University, Montreal, Quebec H3A 2A7, Canada
4. Département de Chimie et Biochimie, Université du Québec à Montréal, Montréal, Québec H3C 3P8, Canada
5. Département de Génie Physique, École Polytechnique de Montréal, Montréal, Québec H2T 1J3, Canada
6. Poly-Grames Research Center, École Polytechnique de Montréal, Montréal, Québec H2T 1J3, Canada
7. Electrical and Computer Engineering Department, King Abdulaziz University, Jeddah 21589, Saudi Arabia
8. Department of Electrical and Computer Engineering, McGill University, Montréal, Québec H3A 0E9, Canada