High-order delta-sigma modulator with switched-current feedback memory cell. - Guo-Ming Sung; Chih-Ping Yu; Yueh-Hung Hou (APCCAS, 2008)

A Third-Order Switched-Current Delta-Sigma Modulator with Analog Error Cancellation Logic and Digital Comb Filter. - Guo-Ming Sung; Ying-Tsu Lai; Yueh-Hung Hou (IEICE Trans. Electron., 2013)