A 4.8-GHz Dividerless Subharmonically Injection-Locked All-Digital PLL With a FOM of -252.5 dB. - I-Ting Lee; Kai-Hui Zeng; Shen-Iuan Liu (IEEE Trans. Circuits Syst. II Express Briefs, 2013)

A Subharmonically Injection-Locked All-Digital PLL Without Main Divider. - Kai-Hui Zeng; Ting-Kuei Kuan; Shen-Iuan Liu (IEEE Trans. Circuits Syst. II Express Briefs, 2015)