Adaptive reduced-rank processing based on joint and iterative interpolation, decimation, and filtering

RC de Lamare, R Sampaio-Neto - IEEE Transactions on Signal …, 2009 - ieeexplore.ieee.org
We present an adaptive reduced-rank signal processing technique for performing
dimensionality reduction in general adaptive filtering problems. The proposed method is …

Reduced-rank space–time adaptive interference suppression with joint iterative least squares algorithms for spread-spectrum systems

RC De Lamare, R Sampaio-Neto - IEEE transactions on …, 2009 - ieeexplore.ieee.org
This paper presents novel adaptive space-time reduced-rank interference-suppression least
squares (LS) algorithms based on a joint iterative optimization of parameter vectors. The …

Blind adaptive constrained reduced-rank parameter estimation based on constant modulus design for CDMA interference suppression

RC de Lamare, M Haardt… - IEEE Transactions on …, 2008 - ieeexplore.ieee.org
This paper proposes a multistage decomposition for blind adaptive parameter estimation in
the Krylov subspace with the code-constrained constant modulus (CCM) design criterion …

Fast and accurate rank selection methods for multistage Wiener filter

M Zhang, A Zhang, J Li - IEEE transactions on signal …, 2015 - ieeexplore.ieee.org
Reduced-rank adaptive processing (RRAP) has received considerable attention in recent
years. One of the key problems with this technique is how to determine an appropriate …

Space–time adaptive reduced-rank processor for interference mitigation in DS-CDMA systems

RC de Lamare, R Sampaio-Neto - IET communications, 2008 - IET
A space–time adaptive reduced-rank processor for interference mitigation in DS-CDMA
systems is proposed based on interpolated finite impulse response filters with time-varying …

Asymptotic performance analysis of blind minimum output energy receivers for large DS-CDMA systems

K Zarifi, AB Gershman - IEEE transactions on signal processing, 2008 - ieeexplore.ieee.org
The random matrix theory is used to analyze the asymptotic performance of the blind
minimum output energy (MOE) receiver in direct-sequence code division multiple-access …

Adaptive space-time reduced-rank estimation based on diversity-combined decimation and interpolation applied to interference suppression in CDMA systems

RC De Lamare, R Sampaio-Neto - IET signal processing, 2009 - IET
An adaptive low-complexity space-time reduced-rank processor is proposed for interference
suppression in asynchronous DS code division multiple access (CDMA) systems based on a …

High SNR performance analysis of blind minimum output energy receivers for large DS-CDMA systems

K Zarifi, AB Gershman - IEEE transactions on signal processing, 2008 - ieeexplore.ieee.org
High signal-to-noise ratio (SNR) properties of the minimum output energy (MOE) receiver
and the Capon channel estimation technique are analyzed in the case of large direct …

Performance of linear reduced-rank multistage receivers for DS-CDMA in frequency-selective fading channels

SH Wu, U Mitra, CCJ Kuo - IEEE transactions on information …, 2005 - ieeexplore.ieee.org
The performance of a set of linear reduced-rank multistage filter banks is studied in the
context of multiuser detection for direct-sequence (DS) code-division multiple-access …

AdaptiveSpace-TimeReduced-RankInterference Suppression for Asynchronous DS-CDMA based on a Diversity-Combined Decimation and Interpolation Scheme

RC de Lamare, R Sampaio-Neto - 2007 IEEE International …, 2007 - ieeexplore.ieee.org
An adaptive low-complexity space-time reduced-rank processor is proposed for interference
suppression in asynchronous DS-CDMA systems based on a diversity-combined decimation …