A low-phase-noise 5-GHz CMOS quadrature VCO using superharmonic coupling

SLJ Gierkink, S Levantino, RC Frye… - IEEE Journal of Solid …, 2003 - ieeexplore.ieee.org
A new concept for quadrature coupling of LC oscillators is introduced and demonstrated on
a 5-GHz CMOS voltage-controlled oscillator (VCO). It uses the second harmonic of the …

Analysis and design of a CMOS phase-tunable injection-coupled LC quadrature VCO (PTIC-QVCO)

IR Chamas, S Raman - IEEE journal of solid-state circuits, 2009 - ieeexplore.ieee.org
This paper presents the design, analysis, and characterization of a low-power, low-phase-
noise, phase-tunable injection-coupled LC quadrature oscillator (PTIC-QVCO). Two LC …

On the noise properties of injection-locked oscillators

E Shumakher, G Eisenstein - IEEE Transactions on microwave …, 2004 - ieeexplore.ieee.org
This paper presents a detailed study of noise properties of injection-locked oscillators. We
describe an elaborate numerical model, which offers the accuracy of the best known …

Simulation of mutually coupled oscillators using nonlinear phase macromodels

D Harutyunyan, J Rommes, J Ter Maten… - … on Computer-Aided …, 2009 - ieeexplore.ieee.org
Design of integrated RF circuits requires detailed insight in the behavior of the used
components. Unintended coupling and perturbation effects need to be accounted for before …

Improved analytical model of phase-locking dynamics in unlocked-driven optoelectronic oscillators under RF injection locking

A Banerjee, J Sarkar - Optics Communications, 2019 - Elsevier
In this paper, we propose an improved closed form large injection perturbation analytical
model for accurately studying the phase-locking dynamics and frequency pulling …

Advanced topics in model order reduction

D Harutyunyan, R Ionutiu, EJW ter Maten… - … and Optimization in …, 2015 - Springer
This chapter contains three advanced topics in model order reduction (MOR): nonlinear
MOR, MOR for multi-terminals (or multi-ports) and finally an application in deriving a …

Phase-noise measurement using two inter-injection-locked microwave oscillators

M Nick, A Banai, F Farzaneh - IEEE transactions on microwave …, 2006 - ieeexplore.ieee.org
Phase noise in two mutually coupled oscillators is analyzed by the describing function
method, and the after-lock phase noise of the oscillators is calculated in terms of their free …

Locked and unlocked behavior of integrated mutually coupled lasers with ultra-short delay

D Liu, C Sun, B **ong, Y Luo - 2014 International …, 2014 - ieeexplore.ieee.org
Locked and Unlocked Behavior of Integrated Mutually Coupled Lasers with Ultra-Short Delay
Page 1 Locked and Unlocked Behavior of Integrated Mutually Coupled Lasers with Ultra-short …

Simulation of coupled oscillators using nonlinear phase macromodels and model order reduction

D Harutyunyan, J Rommes - Model Reduction for Circuit Simulation, 2011 - Springer
Oscillators are used in many integrated RF circuits. Since their behavior is highly nonlinear,
full system simulation can be expensive. Furthermore, the behavior of an oscillator can be …

Statistical definition of locking bandwidth in an array of synchronised microwave oscillators

H Hajian, A Banai, F Farzaneh - IET microwaves, antennas & propagation, 2008 - IET
Arrays of N weakly coupled oscillators are considered in different configurations. The locking
bandwidth for these arrays is defined statistically. Various factors affecting the locking …