EDUARD SÄCKINGER, PhD, is Principal Engineer for Mixed Signal Designs at Conexant Systems. For more than ten years, Dr. Säckinger worked at Bell Laboratories (AT&T and Lucent Technologies) in Holmdel, New Jersey, on integrated circuit research. He then joined Agere Systems where he was a Distinguished Member of Technical Staff developing broadband circuits for optical fiber communication. He has conducted seminars on broadband circuits for optical fiber communication at Agere Systems, Lucent Technologies, MEAD Microelectronics, and the VLSI Symposium. He also serves as an Associate Editor for the IEEE Journal of Solid-State Circuits.