Conference Paper
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)
Conference Paper
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.
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.
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.
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.
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.
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.
Conference Paper
M. Álvarez-Díaz, López-Valcarce, R., and Mosquera, C., SNR Estimation with Heterogeneous Frames, in Advanced Satellite Mobile Systems Conference, Bologna, Italy, 2008.
Conference Paper
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.
Conference Paper
R. López-Valcarce, Analysis of non-data-aided magnitude gain estimators, in International Symposium on Image/Video Communications (ISIVC), Hammamet, Tunisia, 2006.
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.
Journal Article
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.