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R. Elasmi-Ksibi, Besbes, H., López-Valcarce, R., and Cherif, S., “Frequency estimation of real-valued single-tone in colored noise using multiple autocorrelation lags”, Signal Processing, vol. 90, pp. 2303-2307, 2010.PDF icon colored_noise_letter.pdf (111 KB)
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W. Gappmair, López-Valcarce, R., and Mosquera, C., “Joint NDA Estimation of Carrier Frequency/Phase and SNR for Linearly Modulated Signals”, IEEE Signal Processing Letters, vol. 17, pp. 517-520, 2010.PDF icon double.pdf (97.54 KB)
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D. Ramírez, Vía, J., Santamaría, I., López-Valcarce, R., and Scharf, L. L., “Multiantenna spectrum sensing: detection of spatial correlation among time-series with unknown spectra”, in IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Dallas, TX, 2010.PDF icon icassp2010_vdef.pdf (121.86 KB)
R. López-Valcarce, Vázquez-Vilar, G., and Sala, J., “Multiantenna spectrum sensing for Cognitive Radio: overcoming noise uncertainty”, in International Workshop on Cognitive Information Processing (CIP), Elba Island, Italy, 2010.PDF icon cip2010.pdf (184.49 KB)
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M. Álvarez-Díaz, López-Valcarce, R., and Mosquera, C., “SNR Estimation for Multilevel Constellations Using Higher-Order Moments”, IEEE Transactions on Signal Processing, vol. 58, pp. 1515–1526, 2010.PDF icon alvarez-diaz-tsp-10.pdf (295.93 KB)
C. Mosquera, López-Valcarce, R., and Jayaweera, S. K., “Stepsize Sequence Design for Distributed Average Consensus”, IEEE Signal Processing Letters, vol. 17, pp. 169-172, 2010.
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G. Vázquez-Vilar, López-Valcarce, R., Mosquera, C., and González-Prelcic, N., “Wideband Spectral Estimation from Compressed Measurements Exploiting Spectral a priori Information in Cognitive Radio Systems”, in IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Dallas, U.S.A., 2010.
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W. Gappmair, López-Valcarce, R., and Mosquera, C., “Cramer-Rao Lower Bound and EM Algorithm for Envelope-Based SNR Estimation of Nonconstant Modulus Constellations”, IEEE Transactions on Communications, vol. 57, pp. 1622 - 1627, 2009.
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R. López-Valcarce, Vázquez-Vilar, G., and Álvarez-Díaz, M., “Multiantenna detection of multicarrier primary signals exploiting spectral a priori information”, in International Conference on Cognitive Radio Oriented Wireless Networks and Communications (Crowncom), Hannover, Germany, 2009.
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R. López-Valcarce and Vázquez-Vilar, G., “Wideband Spectrum Sensing in Cognitive Radio: Joint Estimation of Noise Variance and Multiple Signal Levels”, in IEEE Workshop on Signal Processing Advances in Wireless Communications (SPAWC), Perugia, Italy, 2009.
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C. Mosquera, López-Valcarce, R., and Jayaweera, S. K., “Distributed Estimation with Noisy Exchanges”, in IEEE International Workshop on Signal Processing Advances in Wireless Communications, Recife, Brazil, 2008.
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R. Elasmi-Ksibi, López-Valcarce, R., Besbes, H., Cherif, S., and Jaidane, M., “A family of frequency estimators using higher-order sample covariance lags for real sinusoid detection”, in European Signal Processing Conference (EUSIPCO), Lausanne, Switzerland, 2008.
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B. E. Salem, López-Valcarce, R., Cherif, S., and Besbes, H., “Lattice implementation of Sum-squared Auto-correlation Minimization (SAM) channel shortener”, in European Signal Processing Conference (EUSIPCO), Lausanne, Switzerland, 2008.
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R. López-Valcarce and Mosquera, C., “Maximum Likelihood SNR Estimation for Asynchronously Oversampled OFDM Signals”, in IEEE International Workshop on Signal Processing Advances in Wireless Communications, Recife, Brazil, 2008.
W. Gappmair, López-Valcarce, R., and Mosquera, C., “ML and EM Algorithm for non-data-aided SNR Estimation of Linearly Modulated Signals”, in International Symposium on Communication Systems, Networks and Signal Processing (CNSDSP), 2008, pp. 530-534.
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C. Mosquera, Scalise, S., and López-Valcarce, R., “Non-Data-Aided Symbol Rate Estimation of Linearly Modulated Signals”, IEEE Transactions on Signal Processing, 2008.
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M. Álvarez-Díaz, López-Valcarce, R., and Mosquera, C., “SNR Estimation with Heterogeneous Frames”, in Advanced Satellite Mobile Systems Conference, Bologna, Italy, 2008.
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A. Artés-Rodríguez, Pérez-González, F., Cid-Sueiro, J., López-Valcarce, R., Mosquera, C., and Pérez-Cruz, F., Comunicaciones Digitales. Pearson - Prentice Hall, 2007.
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R. López-Valcarce, Mosquera, C., and Gappmair, W., “Iterative Envelope-Based SNR Estimation for Non-Constant Modulus Constellations”, in IEEE Workshop on Signal Processing Advances in Wireless Communications (SPAWC), 2007.
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R. López-Valcarce and Mosquera, C., “Sixth-Order Statistics-Based Non-Data-Aided SNR Estimation”, IEEE Communications Letters, vol. 11, pp. 351-353, 2007.PDF icon lopezvalcarce_CL2006-1948.pdf (195.93 KB)
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R. López-Valcarce, “Analysis of non-data-aided magnitude gain estimators”, in International Symposium on Image/Video Communications (ISIVC), Hammamet, Tunisia, 2006.
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R. López-Valcarce and Mosquera, C., “Blind carrier phase estimation for non-equiprobable constellations”, in IEEE Workshop on Signal Processing Advances in Wireless Communications (SPAWC), Cannes, France, 2006.
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R. López-Valcarce, “Second-order blind algorithms for adaptive recursive linear equalizers: Analysis and lattice implementation”, International Journal of Adaptive Control and Signal Processing, vol. 20, pp. 265–289, 2006.
C. Mosquera, Scalise, S., and López-Valcarce, R., “Symbol-Rate Estimation for DVB-S2 Broadcasting”, in International Workshop on Signal Processing for Space Communications (SPSC), 2006.
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R. López-Valcarce and Dasgupta, S., “Toward a theory of multirate nonlinear systems”, in IEEE Workshop on Signal Processing Advances in Wireless Communications (SPAWC), Cannes, France, 2006.