A 0.5-V 0.4-to-1.6-GHz 8-Phase Bootstrap Ring-VCO Using Inherent Non-Overlapping Clocks Achieving a 162.2-dBc/Hz FoM. - Tongquan Jiang; Jun Yin 001; Pui-In Mak; Rui Paulo Martins (IEEE Trans. Circuits Syst. II Express Briefs, 2019)