A 12.5-GHz fractional-N type-I sampling PLL achieving 58-fs integrated jitter

M Mercandelli, A Santiccioli, A Parisi… - IEEE Journal of Solid …, 2021 - ieeexplore.ieee.org
This article presents a fractional-N sampling type-I phase-locked loop (PLL). To overcome
the impairments of a conventional type-I PLL, namely the frequency-tuning-dependent time …

A 0.65-V 12–16-GHz Sub-Sampling PLL With 56.4-fsrms Integrated Jitter and −256.4-dB FoM

Z Zhang, G Zhu, CP Yue - IEEE Journal of Solid-State Circuits, 2020 - ieeexplore.ieee.org
This article presents a low-voltage (LV) sub-sampling phase-locked loop (LVSSPLL). The
architecture of hybrid dual-path loop-based SSPLL is proposed to mitigate the issue of …

A Type-I Sub-Sampling PLL With a Footprint and −255-dB FOM

A Sharkia, S Mirabbasi… - IEEE Journal of Solid-State …, 2018 - ieeexplore.ieee.org
A dual-loop LC-voltage-controlled oscillator (VCO) based frequency synthesizer, composed
of an all-digital frequency-locked loop (ADFLL) and a voltage-mode, type-I, subsampling …

A novel adaptive bandpass filter based PLL for grid synchronization under distorted grid conditions

K Sridharan, BC Babu - IEEE Transactions on Instrumentation …, 2022 - ieeexplore.ieee.org
In the current scenario, the integration of a renewable energy sources (RESs) with variable
power production into power grids requires a power converter with robust control …

Fast Settling Phase-Locked Loops: A Comprehensive Survey of Applications and Techniques [Feature]

Z Ali, P Paliwal, M Ahmad, H Heidari… - IEEE Circuits and …, 2024 - ieeexplore.ieee.org
Fast settling phase locked loops (PLLs) play a pivotal role in many applications requiring
rapid attainment of a stable frequency and phase. In modern communication standards …

[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 6-to-7.5-GHz 54-fsrms Jitter Type-II Reference-Sampling PLL Featuring a Gain-Boosting Phase Detector for In-Band Phase-Noise Reduction

T Xu, S Zhong, J Yin, PI Mak… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
This paper presents a type-II reference-sampling (RS) phase-locked loop (PLL) exploiting a
novel gain-boosting reference-sampling phase detector (RSPD) to reduce the in-band …

Spur minimization techniques for ultra-low-power injection-locked transmitters

CC Lin, H Hu, S Gupta - … Transactions on Circuits and Systems I …, 2020 - ieeexplore.ieee.org
Frequency multiplying wireless transmitters (TX) employing harmonic injection-locked
technique benefit from high energy efficiency and less hardware complexity but largely …

Reference spur reduction techniques for a phase-locked loop

HG Ko, W Bae, GS Jeong, DK Jeong - IEEE Access, 2019 - ieeexplore.ieee.org
This paper presents the reference spur reduction techniques for an analog phase-locked
loop (PLL). A simple leakage compensation loop is proposed, which cancels the leakage …

A 0.8-V, 2.55-GHz, 2.62-mW charge-pump PLL with high spectrum purity

L Liu, Y Ji, X Liao, Z Qin, H Liang - IEEE Transactions on Very …, 2022 - ieeexplore.ieee.org
This article presents a low supply voltage and low-power charge-pump phase-locked loop
(CPPLL) with phase noise (PN) improvement and reference spur reduction techniques. The …