Maurits Ortmanns received the Dipl.-Ing. (M.Sc.) degree in electrical engineering with highest honours from the Saarland University, Saarbruecken, Germany, in 1999. In 1997 and 1998, he was with the Research Center Karlsruhe, Germany, and with EXAR, Inc., Fremont, Ca, as a student research assistant. In 1999, Mr. Ortmanns joined the Institute of Microelectronics of the Saarland University, where he started to work towards the Ph.D. degree in the field of continuous-time sigma-delta modulator design. In 2002, he moved to the Institute of Microsystem Technology, Albert-Ludwigs-University, Freibu...