Carlos Pantaleón

Stochastic Blind Equalization Based on PDF Fitting using Parzen Estimator (2008)

Marcelino Lázaro, Ignacio Santamaría, Deniz Erdogmus, Carlos Pantaleón, Jose C. Principe

Abstract — This paper presents a new blind equalization approach that aims to force the probability density function (pdf) at the equalizer output to match the known constellation pdf. Quadratic...

DYDLODEOH GDWD DQG HYDOXDWH LWV SHUIRUPDQFH HVWLPDWLQJ (2007)

Jesús Ibáñez-díaz, Carlos Pantaleón, Ignacio Santamaría, Tomás Fernández, David Martínez, Lqwurgxfhg E Wkh, ...

Precise and representative power amplifier models are a key factor in order to simulate an entire communication system and essential in order to introduce linearization techniques (e.g.,...

BAYESIAN ESTIMATION OF A CLASS OF CHAOTIC SIGNALS (2007)

Carlos Pantaleón, David Luengo, Ignacio Santamaría

Chaotic signals are potentially atractive in a wide range of signal processing applications. This paper deals with Bayesian estimation of chaotic sequences generated by tent maps and observed in...

1HXUDO 1HWZRUNV IRU /DUJH DQG 6PDOO 6LJQDO 0RGHOLQJ RI 0(6)(7 +(07 7UDQVLVWRUV D &RPSDUDWLYH 6WXG\ (2007)

Marcelino Lázaro, Ignacio Santamaría, Carlos Pantaleón

The design of microwave and millimeter-wave circuits and the increasing integration of hybrid and monolithic circuits has reinforced the need of accurate large and small-signal device models to...

A new EM-based training algorithm for RBF networks (2003)

Marcelino Lázaro, Ignacio Santamaría, Carlos Pantaleón

In this paper, we propose a new Expectation–Maximization (EM) algorithm which speeds up the training of feedforward networks with local activation functions such as the Radial Basis Function (RBF)...

Modeling Nonlinear Power Amplifiers in OFDM Systems from Subsampled Data: A Comparative Study Using Real Measurements (2003)

Luis Vielva, Carlos Pantaleón, Marcelino Lázaro, Jesús Ibáñez, Ignacio Santamaría

A comparative study among several nonlinear high-power amplifier (HPA) models using real measurements is carried out. The analysis is focused on specific models for wideband OFDM signals, which are...

Modeling Nonlinear Power Amplifiers in OFDM Systems from Subsampled Data: A Comparative Study Using Real Measurements (2003)

Ignacio Santamaría, Jesús Ibáñez, Marcelino Lázaro, Carlos Pantaleón, Luis Vielva

A comparative study among several nonlinear high-power amplifier (HPA) models using real measurements is carried out. The analysis is focused on specific models for wideband OFDM signals, which are...

An Efficient method for Chaotic Signal Parameter Estimation”,Proc (2000)

Carlos Pantaleón, David Luengo, Ignacio Santamaría

Chaotic signals represent a new class of signals that can be applied in a wide range of signal processing applications. This paper describes an efficient method for parameter estimation of chaotic...

Optimal Estimation of Chaotic Signals Generated by Piecewise-Linear Maps (2000)

Carlos Pantaleón, David Luengo, Student Member, Ignacio Santamaría

Abstract—Chaotic signals generated by iterating piecewise-linear (PWL) maps on the unit interval are highly atractive in a wide range of signal processing applications. In this letter, optimal...