He teaches Analog and RF CMOS IC Design. His research focus is on Cognitive Radio, Software Defined Radio and Beamforming. Eric serves as Associate Editor for the Journal of Solid-State Circuits. He is a technical program committee member of the International Solid-State Circuits Conference (ISSCC, the most important yearly chip-conference), and the Radio Frequency Integrated Circuits (RFIC). Eric holds 8 patents, authored and co-authored more than 180 international refereed journal and conference papers (see google.scholar or icd.ewi.utwente.nl), and is a co-recipient of the ISSCC 2002 and the ISSCC 2009 "Van Vessem Outstanding Paper Award". Many of his papers published during the last decade focus on software radio and cognitive.