Behavioral modeling and predistortion

FM Ghannouchi, O Hammi - IEEE Microwave magazine, 2009 - ieeexplore.ieee.org
In this article, a thorough overview of behavioral modeling and predistortion of dynamic
nonlinearities in RF PAs and transmitters was presented. The sensitivity of the DUT behavior …

A comprehensive explanation of distortion sideband asymmetries

NB De Carvalho, JC Pedro - IEEE Transactions on Microwave …, 2002 - ieeexplore.ieee.org
This paper presents a comprehensive study of intermodulation-distortion response
asymmetries often observed in microwave nonlinear systems subject to a two-tone or …

[图书][B] Nonlinear distortion in wireless systems: Modeling and simulation with MATLAB

KM Gharaibeh - 2011 - books.google.com
This book covers the principles of modeling and simulation of nonlinear distortion in wireless
communication systems with MATLAB simulations and techniques In this book, the author …

Nonlinear dynamic RF system characterization: Envelope intermodulation distortion profiles—A noise power ratio-based approach

R Figueiredo, NB Carvalho, A Piacibello… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
As radio frequency (RF) applications occupy larger bandwidths, nonlinear dynamics
become nonnegligible. This work presents a theoretical framework capable of quantifying …

Multisine signals for wireless system test and design [application notes]

NB Carvalho, KA Remley, D Schreurs… - IEEE Microwave …, 2008 - ieeexplore.ieee.org
Multisine signals are used in the laboratory and in the field to provide a periodic, well-
characterized waveform that can simulate complex modulated radio frequency (RF) signals …

A high average-efficiency SiGe HBT power amplifier for WCDMA handset applications

J Deng, PS Gudem, LE Larson… - IEEE Transactions on …, 2005 - ieeexplore.ieee.org
The linearity of a silicon-germanium (SiGe) HBT power amplifier (PA) is analyzed with the
help of a power-dependent coefficient Volterra technique. The effect of emitter inductance is …

Designing multisine excitations for nonlinear model testing

JC Pedro, NB Carvalho - IEEE Transactions on Microwave …, 2005 - ieeexplore.ieee.org
This paper deals with the design of bandpass multisine excitations appropriate for
microwave nonlinear model testing. A formal analysis showed that if the output power …

Compact formulas to relate ACPR and NPR to two-tone IMR and IP3

NB De Carvalho, JC Pedro - Microwave Journal, 1999 - go.gale.com
A set of compact formulas are presented to estimate modern multitone distortion figures of
merit from well-established two-tone measurements. In addition, the ability of noise power …

Multisine excitation for ACPR measurements

KA Remley - IEEE MTT-S International Microwave Symposium …, 2003 - ieeexplore.ieee.org
We use a simulator to compare adjacent-channel power ratio (ACPR) measurements of a
nonlinear device excited with various multisine signals to ACPR measurements of the same …

Phase detrending for measured multisine signals

KA Remley, DF Williams… - … Digest, Spring 2003., 2003 - ieeexplore.ieee.org
We develop a method to detrend the phases of measured multisine signals. We find a time
reference that removes the linear component of the measured phases and aligns them …