Pieter Rombouts, Maarten De Bock, Jeroen De Maeyer, Ludo Weyten. A Describing Function Study of Saturated Quantization and Its Application to the Stability Analysis of Multi-Bit Sigma Delta Modulators. IEEE Trans. on Circuits and Systems, 60-I(7):1740-1752, 2013. [doi]
Abstract is missing.