Search Results - "Fijalkow, I."

Minimum probability-of-error perturbation precoding for the one-bit massive MIMO downlink by Swindlehurst, A., Saxena, A., Mezghani, A., Fijalkow, I.

“…Linear precoders have been shown to perform reasonably well at low SNR when the basestation of a MIMO downlink employs one-bit digital-to-analog converters to…”
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GPS positioning in a multipath environment by Soubielle, J., Fijalkow, I., Duvaut, P., Bibaut, A.

“…We address the problem of GPS signal delay estimation in a multipath environment with a low-complexity constraint. After recalling the usual early-late…”
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Decision-Directed Channel Estimation and High I/Q Imbalance Compensation in OFDM Receivers by Traverso, S., Ariaudo, M., Fijalkow, I., Gautier, J.-L., Lereau, C.

“…Direct-conversion architectures suffer from the mismatch between the in-phase (I) and the quadrature-phase (Q) branches, commonly called I/Q imbalance. Even…”
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A Proof of Convergence of the MAP Turbo-Detector to the AWGN Case by Sellami, N., Roumy, A., Fijalkow, I.

“…In this paper, we consider a coded transmission over a frequency-selective channel. We propose to study analytically the convergence of the turbo-detector…”
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The impact of both a priori information and channel estimation errors on the MAP equalizer performance by Sellami, N., Roumy, A., Fijalkow, I.

“…To combat the effects of intersymbol interference (ISI), the optimal equalizer to be used is based on maximum a posteriori (MAP) detection. In this paper, we…”
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Analysis and optimization of irregular LDPC codes for joint source-channel decoding by Poulliat, C., Declercq, D., Lamy-Bergot, C., Fijalkow, I.

“…In this paper, we present a characterization, through its convergence analysis, and an optimisation of a joint source-channel receiver composed of a LDPC…”
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Fractionally spaced equalization using CMA: robustness to channel noise and lack of disparity by Fijalkow, I., Touzni, A., Treichler, J.R.

“…In the noise-free case, the fractionally spaced equalization using constant modulus (FSE-CM) criterion has been studied previously. Its minima were shown to…”
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A globally convergent approach for blind MIMO adaptive deconvolution by Touzni, A., Fijalkow, I., Larimore, M.G., Treichler, J.R.

“…We discuss the blind deconvolution of multiple input/multiple output (MIMO) linear convolutional mixtures and propose a set of hierarchical criteria motivated…”
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Adaptive fractionally spaced blind CMA equalization: excess MSE by Fijalkow, I., Manlove, C.E., Johnson, C.R.

“…The performance of the constant modulus algorithm (CMA)-a reference algorithm for adaptive blind equalization-is studied in terms of the excess mean square…”
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A 14-Band Low-Complexity and High-Performance Synthesizer Architecture for MB-OFDM Communication by Traverso, S., Ariaudo, M., Gautier, J.-L., Fijalkow, I., Lereau, C.

“…This work presents a 14-band low-complexity and high-performance synthesizer architecture for multiband orthogonal frequency-division multiplexing operating in…”
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Recursive receivers for diversity channels with correlated flat fading by Nguyen, V.K., White, L.B., Jaffrot, E., Soamiadana, M., Fijalkow, I.

“…This paper addresses the design and performance of time-recursive receivers for diversity based communication systems with flat Rayleigh or Ricean fading. The…”
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Sampling and prefiltering effects on blind equalizer design by Borah, D.K., Kennedy, R.A., Ding, Zhi, Fijalkow, I.

“…In the development of equalization algorithms for unknown channels, the effects of the sampling rate and the analog receive prefilter prior to discretization…”
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On the identification of noisy MA models by Desbouvries, F., Fijalkow, I., Loubaton, P.

“…In this paper, we address the identification problem of p-input q-output MA models corrupted by a white noise with an unknown covariance matrix in the case…”
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Identification of rank one rational spectral densities from noisy observations: A stochastic realization approach by Fijalkow, I., Loubaton, Ph

“…Let S be a q × q spectral density matrix which is the sum of a rational rank one spectral density S 1 and of a constant positive definite matrix Q. The…”
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Power Control of Spectrum-Sharing in Fading Environment With Partial Channel State Information by Bagayoko, A, Fijalkow, I, Tortelier, P

“…This paper addresses the spectrum-sharing for wireless communication where a cognitive or secondary user shares a spectrum with an existing primary user (and…”
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Multi-Rate Resource Allocations for TH-UWB Wireless Communications by Mary, P., Fijalkow, I., Poulliat, C.

“…In this paper, we are interested in resource allocation strategies for wireless time-hopping ultra-wide band (TH-UWB) communications with multiple rate…”
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Time slot allocation for TDMA/CDMA TH-UWB ad-hoc networks by Mary, P, Fijalkow, I, Poulliat, C

“…In this paper, we deal with the time slot allocation in time-hopping ultra-wide band (TH-UWB) ad-hoc networks in order to maximize the total sum rate. This…”
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Robustness of blind fractionally-spaced identification/equalization to loss of channel disparity by Touzni, A., Fijalkow, I.

“…We address the comparison of sub-space (SS), linear prediction (LP) and constant modulus (CM) identification/equalization algorithms in terms of robustness to…”
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Phase-precoding without CSI for packet retransmissions over frequency-selective channels by Assimi, A.-n., Poulliat, C., Fijalkow, I.

“…In this paper, we present a simple and effective precoding technique to mitigate inter-symbol interference from multiple transmissions of the same packet in…”
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Interference management for cognitive radio systems exploiting primary IR-HARQ: A Constrained Markov Decision Process approach by Tajan, R., Poulliat, C., Fijalkow, I.

“…In this paper we propose to address the problem of joint optimal rate and power allocation for secondary user in an Opportunistic Spectrum Sharing (OSS)…”
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