A tight clock synchronization technique for multiprocessor systems. - Jyh-Charn Liu; Tzu-Chien Hung (Int. J. Circuit Theory Appl., 1993)

The new improved pseudo fractional-N clock generator with 50% duty cycle. - Shu-Chang Kuo; Tzu-Chien Hung; Wei-Bin Yang (ISCAS, 2006)