Accurate tracking of harmonic signals in VSC-HVDC systems using PSO based unscented transformation

PK Dash, RK Mallick - International Journal of Electrical Power & Energy …, 2011 - Elsevier
This paper presents the estimation of harmonics in a voltage source converter based HVDC
(VSC-HVDC) system for designing AC side filters. The extended Kalman filter (EKF) is well …

[PDF][PDF] 非线性信道的均衡算法研究

刘顺兰, 蒋树南 - 电子学报, 2010 - ejournal.org.cn
本文使用Hammerstein 模型和维纳模型代替Volterra 级数模型来模拟非线性结构以降低运算
复杂度, 提出了一个由Hammerstein 模型和维纳模型构建成的非线性信道传输系统的模型 …

Identification of Hammerstein and Wiener models using spectral magnitude matching

E Abd-Elrady, L Gan - IFAC Proceedings Volumes, 2008 - Elsevier
The problem of the identification of Hammerstein and Wiener models is considered in this
paper. The suggested approach in this paper utilizes the spectral magnitude matching …

Adaptive predistortion of IIR Hammerstein systems using the Nonlinear Filtered-x LMS algorithm

L Gan, E Abd-Elrady - 2008 6th International Symposium on …, 2008 - ieeexplore.ieee.org
Adaptive predistortion of nonlinear systems described using IIR Hammerstein models is
introduced in this paper. The adaptive predistorter is modeled as an IIR Wiener system. The …

A recursive prediction error algorithm for digital predistortion of FIR Wiener systems

E Abd-Elrady - 2008 6th International Symposium on …, 2008 - ieeexplore.ieee.org
This paper considers the problem of predistortion of nonlinear systems which are described
using FIR Wiener models by connecting two adaptive FIR Hammerstein systems. The first …

A simplified predistorter for distortion compensation of parallel wiener-type systems based on direct learning architecture

L Gan, E Abd-Elrady, G Kubin - 2009 IEEE 13th Digital Signal …, 2009 - ieeexplore.ieee.org
Predistortion of parallel wiener-type systems is considered in this paper. The predistorter is
first modeled as a Volterra series. In order to reduce computation complexity, a simplified …

Periodic signal analysis by maximum likelihood modeling of orbits of nonlinear ODEs

T Söderström, T Wigren, E Abd-Elrady - Automatica, 2005 - Elsevier
This paper treats a new approach to the problem of periodic signal estimation. The idea is to
model the periodic signal as a function of the state of a second-order nonlinear ordinary …

A simplified functional link net architecture for dynamic system identification with a UKF algorithm

BN Sahu, PK Dash, PK Nayak - 2011 International Conference …, 2011 - ieeexplore.ieee.org
This paper presents uncented Kalman filter technique for identification of non linear dynamic
systems. A novel unscented Kalman filter (UKF) has been proposed that has the advantage …

[PDF][PDF] Predistortion of Hammerstein and Wiener systems using the nonlinear filtered-x prediction error method algorithm

E Abd-Elrady, L Gan, G Kubin - e & i Elektrotechnik und …, 2010 - graz.elsevierpure.com
Adaptive predistortion of nonlinear systems described using Hammerstein and Wiener
models is considered in this paper. The adaptive predistorter is modeled as a Wiener or …

Least-squares periodic signal modeling using orbits of nonlinear ODEs and fully automated spectral analysis

E Abd-Elrady, J Schoukens - Automatica, 2005 - Elsevier
Periodic signals can be modeled by means of second-order nonlinear ordinary differential
equations (ODEs). The right-hand side function of the ODE is parameterized in terms of …