A new algorithm for CMOS gate matrix layout. - C. Y. Roger Chen; Cliff Yungchin Hou (ICCAD, 1988)

A new layout optimization methodology for CMOS complex gates. - C. Y. Roger Chen; Cliff Yungchin Hou (ICCAD, 1988)

A Hierarchical Methodology to Improve Channel Routing by Pin Permutation. - Cliff Yungchin Hou; C. Y. Roger Chen (ICCAD, 1991)

Optimal algorithms for bubble sort based non-Manhattan channel routing. - C. Y. Roger Chen; Cliff Yungchin Hou; Uminder Singh (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 1994)

A preprocessor for improving channel routing hierarchical pin permutation. - C. Y. Roger Chen; Cliff Yungchin Hou; Bradley S. Carlson (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 1995)

A pin permutation algorithm for improving over-the-cell channel routing. - C. Y. Roger Chen; Cliff Yungchin Hou (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 1995)