H Liu, A Shirane, K Okada, Z Sun, H Huang… - IEEE Journal of Solid …, 2019 - cir.nii.ac.jp
A 265-$\mu$ W Fractional-${N}$ Digital PLL With Seamless Automatic Switching Sub-Sampling/Sampling
Feedback Path and Duty-Cycled Frequency-Locked Loop in 65-nm CMOS | CiNii Research …