Klaus Schmalz, Mykhaylo A. Teplechuk, John I. Sewell. A class AB 6th order log-domain filter in BiCMOS with 100-500 MHz tuning range. In Proceedings of the 2005 European Conference on Circuit Theory and Design, ECCTD 2005, Cork Ireland, August 29th - September 1st 2005. pages 111-114, IEEE, 2005. [doi]
Abstract is missing.