Sizing CMOS amplifiers by PSO and MOL to improve DC operating point conditions

E Tlelo-Cuautle, MA Valencia-Ponce, LG de la Fraga - Electronics, 2020 - mdpi.com
The sizes of the metal-oxide-semiconductor (MOS) transistors in an operational amplifier
must guarantee strong direct current operating point (DCOP) conditions. This paper shows …

Analysis and review of main characteristics of Colpitts oscillators

MJ Hemmati, R Dehghani - International Journal of Circuit …, 2021 - Wiley Online Library
In this review, different topologies of CMOS Colpitts oscillators including single‐ended and
differential configurations are studied, and the main specifications of them are presented …

A low phase noise quadrature VCO using super‐harmonic coupling technique in 65‐nm CMOS technology

R Ghasemi, MA Karami - International Journal of Circuit Theory …, 2024 - Wiley Online Library
This paper presents a new low phase noise (PN) quadrature voltage controller oscillator
(QVCO), which includes four class C LC‐VCOs oscillated at 13 GHz operating frequency …

C3S–QVCO: A low phase noise low power super–harmonic coupling QVCO with cross–connected common–source nodes

J Mazloum, S Sheikhaei - Microelectronics Journal, 2021 - Elsevier
In this paper, a novel passive super–harmonic coupling QVCO is presented. The coupling is
achieved by Cross–Connecting the top and bottom Common–Source nodes in the …

Design of CMOS QVCO with high-Q symmetric differential inductor for wireless LAN

M Lee, B Park - The Journal of Supercomputing, 2021 - Springer
Phase noise performance and current consumption of radio frequency (RF) voltage
controlled oscillator (VCO) are largely dependent on the Quality (Q) factor of inductor …

Design of Low-Power Differential CMOS LC Voltage Controlled Oscillator using Genetic Algorithm

MJ Hemmati, SE Mood - 2022 30th International Conference on …, 2022 - ieeexplore.ieee.org
A new configuration of differential CMOS LC voltage controlled oscillator (VCO) is presented
and analyzed in this work. The proposed circuit is a complementary LC-VCO which is …

[引用][C] Area-Efficient and Wideband Tunable Quadrature Colpitts Oscillator with Active Inductors

A Ebrahimi, S Hosseini, E Ebrahimi - Journal of Circuits, Systems …, 2024 - World Scientific
This study presents a new wide-tunable, area-efficient and low-phase noise quadrature
voltage-controlled oscillator (QVCO). Initially, a modified Colpitts voltage-controlled oscillator …