[HTML][HTML] Ring-VCO-based phase-locked loops for clock generation–design considerations and state-of-the-art

S Yang, J Yin, Y Liu, Z Zhu, R Bao, J Lin, H Li, Q Li… - Chip, 2023 - Elsevier
This article overviews the design considerations and state-of-the-art of the ring voltage-
controlled oscillator (VCO)-based phase-locked loops (PLLs) for clock generation in different …

A low-noise frequency synthesizer using multiphase generation and combining techniques

A Khashaba, A Elkholy, KM Megawer… - IEEE Journal of Solid …, 2019 - ieeexplore.ieee.org
A ring oscillator (RO)-based low-noise frequency synthesizer is presented. Phase noise
degradation caused by jitter accumulation in conventional RO-based synthesizers is …

[PDF][PDF] Ring Oscillators Under Nonlinear Coupling: Bifurcation and Chaos

H Mondal, A Pathak, T Banerjee… - ECTI Transactions on …, 2023 - researchgate.net
The dynamics of two non-linearly coupled ring oscillators are examined in this study. Each
ring oscillator consists of three-stage inverters, coupled through a resistor and diode. The …

Accurate performance evaluation of jitter-power FOM for multiplying delay-locked loop

Y Liu, R Bao, Z Zhu, S Yang, X Zhou… - … on Circuits and …, 2021 - ieeexplore.ieee.org
An accurate performance evaluation of jitter-power figure-of-merit (FOM) for multiplying
delay-locked loop (MDLL) is presented. For a typical MDLL employing a single-ended …

Ring oscillators for high performance clock synthesis and sensor interfaces

ATAA Khashaba - 2020 - ideals.illinois.edu
Thanks to their small area and multiphase output, ring oscillators (ROs) play important roles
in many systems. In this thesis, we study, analyze and propose novel solutions for RO-based …