High-performance harmonic-rich single-core VCO with multi-LC tank: A tutorial

Y Chen, PI Mak, RP Martins - IEEE Transactions on Circuits and …, 2022 - ieeexplore.ieee.org
This brief overviews the development of high-performance single-core voltage-controlled
oscillators (VCOs) employing a multi-LC tank over the past two decades. From the circuit …

A low-phase-noise wide-tuning-range oscillator based on resonant mode switching

G Li, L Liu, Y Tang, E Afshari - IEEE Journal of Solid-State …, 2012 - ieeexplore.ieee.org
In this paper we will present a low-phase-noise wide-tuning-range oscillator suitable for
scaled CMOS processes. It switches between the two resonant modes of a high-order LC …

A 27-GHz quad-core CMOS oscillator with no mode ambiguity

D Murphy, H Darabi - IEEE Journal of Solid-State Circuits, 2018 - ieeexplore.ieee.org
There is a lower bound on the size of a planar inductor below which significant Q-
degradation occurs. While this bound can limit the absolute performance of an LC oscillator …

A 57.5–90.1-GHz magnetically tuned multimode CMOS VCO

J Yin, HC Luong - IEEE Journal of solid-state circuits, 2013 - ieeexplore.ieee.org
This paper presents a magnetically tuned (MT) multimode VCO featuring an ultrawide
frequency tuning range. A switched-triple-shielded transformer is proposed to change the …

On the phase noise performance of transformer-based CMOS differential-pair harmonic oscillators

A Mazzanti, A Bevilacqua - … on Circuits and Systems I: Regular …, 2015 - ieeexplore.ieee.org
The white noise to phase noise conversion of one-and two-port CMOS differential-pair
harmonic oscillators with transformer-based resonators is addressed in this paper. First, the …

A Wideband Mode-Switching Quad-Core VCO Using Compact Multi-Mode Magnetically Coupled LC Network

C Li, J Guo, P Qin, Q Xue - IEEE Journal of Solid-State Circuits, 2023 - ieeexplore.ieee.org
This article proposes a quad-core millimeter-wave (mm-wave) voltage-controlled oscillator
(VCO) using a compact multi-mode magnetically coupled LC network. The network can be …

A Triple-Band Voltage-Controlled Oscillator Using Two Shunt Right-Handed 4th -Order Resonators

WC Lai, SL Jang, YY Liu, MH Juang - Journal of Semiconductor …, 2016 - dbpia.co.kr
A triple-band (TB) oscillator was implemented in the TSMC 0.18㎛ 1P6M CMOS process,
and it uses a cross-coupled nMOS pair and two shunt 4SUPth/SUP order LC resonators to …

Compact Millimeter-Wave Bandpass Filters Using Quasi-Lumped Elements in 0.13- m (Bi)-CMOS Technology for 5G Wireless Systems

MG Bautista, H Zhu, X Zhu, Y Yang… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
A design methodology for a compact millimeterwave on-chip bandpass filter (BPF) is
presented in this paper. Unlike the previously published works in the literature, the …

A low phase noise and wide tuning range millimeter-wave VCO using switchable coupled VCO-cores

Q Zou, K Ma, KS Yeo - … Transactions on Circuits and Systems I …, 2014 - ieeexplore.ieee.org
This work presents a millimeter-wave (mm-wave) dual-mode voltage-controlled oscillator
(VCO) topology with switchable coupled VCO-cores for wide frequency tuning range and …

Switched substrate-shield-based low-loss CMOS inductors for wide tuning range VCOs

P Agarwal, SP Sah, R Molavi… - IEEE Transactions …, 2017 - ieeexplore.ieee.org
A switched substrate-shield inductor (SSI) topology in bulk CMOS is proposed which
minimizes parasitic capacitance and substrate losses, while tuned magnetically induced …