Paulo S. R. Diniz received his B.Sc. and M.Sc degrees in Electrical Engineering from the Universidade Federal do Rio de Janeiro in 1979 and 1981, and his Ph.D. from Concordia University, Montreal, Canada in 1984. Paulo teaches at the undergraduate Department of Electronic Engineering at the UFRJ, and on the graduate Program of Electrical Engineering at COPPE/UFRJ, where he is presently a Professor. He served as undergraduate course coordinator and as Chairman of the graduate department. He is an active Senior Member of the IEEE and is an associate editor of two IEEE journals: 'Transactions on