CMOS differential ring oscillators: Review of the performance of CMOS ROs in communication systems

J Jalil, MBI Reaz, MAM Ali - IEEE microwave magazine, 2013 - ieeexplore.ieee.org
The integrated differential ring oscillator (DRO) in complementary metal oxide
semiconductor (CMOS) technology has been used in numerous products for a long time. Its …

Design of CMOS-based low-power high-frequency differential ring VCO

N Kumar, M Kumar - International journal of Electronics letters, 2019 - Taylor & Francis
An improved design of four-stage CMOS differential ring voltage-controlled oscillator (VCO)
with high-output frequency, low phase noise, and low power consumption is proposed in this …

Design and analysis of differential ring voltage controlled oscillator for wide tuning range and low power applications

S Askari, M Saneei - International Journal of Circuit Theory and …, 2019 - Wiley Online Library
Voltage‐controlled oscillator (VCO) is the most basic component required for all wireless
and communication systems. In this article, a four‐stage differential ring VCO with two …

Low power CMOS differential ring VCO designs using dual delay stages in 0.13​ μm technology for wireless applications

N Kumar, M Kumar - Microelectronics Journal, 2021 - Elsevier
This manuscript postulates two new designs of dual-delay stage for the four-stage CMOS
differential ring voltage controlled oscillators (VCOs). Ring VCOs designs use dual-delay …

Low power wide tuning range differential ring VCO designs with I-MOS and A-MOS varactor

N Kumar, M Kumar - AEU-International Journal of Electronics and …, 2021 - Elsevier
This manuscript reports two new designs of dual delay cells based on inversion mode MOS
(I-MOS) and accumulation mode MOS (A-MOS) varactor for low power and wide tuning …

[图书][B] Ultra low power transceiver for wireless body area networks

J Masuch, M Delgado-Restituto - 2013 - Springer
Wireless Body Area Networks (WBANs) are expected to promote new applications for the
ambulatory health monitoring of chronic patients and the elderly population, aiming to …

A 6.7 GHz, 89.33 W Power and 81.26% Tuning Range Dual Input Ring VCO with PMOS Varactor

M Saqib, S Wairya, A Yadav - Journal of Circuits, Systems and …, 2023 - World Scientific
This paper proposes an improved two-stage and four-stage CMOS ring-Voltage Controlled
Oscillator (VCO) design with large frequency at output, improved phase noise, and reduced …

Design of low-phase noise, low-power ring oscillator for OC-48 application

H Ramiah, CW Keat, J Kanesan - IETE Journal of Research, 2012 - Taylor & Francis
A low-power, low-phase noise, high tuning range, and fully integrated inductorless RC-VCO
(voltage-controlled oscillator) for OC-48 application is designed and simulated in standard …

Low Power, Ring VCO with Pre-Charge and Pre-Discharge Circuit for 4 GHz–6.1 GHz Applications in 0.18 m CMOS

N Kumar, M Kumar - Journal of Circuits, Systems and Computers, 2019 - World Scientific
The differential ring voltage controlled oscillator (VCO) is one of the critical devices in
wireless communication system having excellent stability, controllability and noise rejection …

Wide Frequency Multiphase Oscillator Designed by Coupling Two Identical Ring Voltage Controlled Oscillators

MJ Hemmati, SE Mood… - International Journal of …, 2024 - Wiley Online Library
This work presents a novel wide tuning range ring voltage controlled oscillator (RVCO)
designed to generate six‐phase signals. The proposed circuit is realized by coupling two …