Accurate current mirror with high output impedance. - Kuo-Hsing Cheng; Chi-Che Chen; Chun-Fu Chung (ICECS, 2001)

Robust Nonlinear Observer for Lipschitz Nonlinear Systems Subject to Disturbances. - Min-Shin Chen; Chi-Che Chen (IEEE Trans. Autom. Control., 2007)

Output Feedback Control of Bilinear Systems via a Bilinear LTR Observer. - Min-Shin Chen; Chi-Che Chen (IEEE Trans. Autom. Control., 2008)

Unknown input observer for linear non-minimum phase systems. - Min-Shin Chen; Chi-Che Chen (J. Frankl. Inst., 2010)

H∞ optimal design of robust observer against disturbances. - Min-Shin Chen; Chi-Che Chen (Int. J. Control, 2014)