Stephan Bannwarth, Axel Wenzler, Wolfgang Mathis. Offset elimination in ΣΔ analog to digital converters by ƒs/2 modulation. In 20th European Conference on Circuit Theory and Design, ECCTD 2011, Linkoping, Sweden, Aug. 29-31, 2011. pages 278-281, IEEE, 2011. [doi]
Abstract is missing.