Profesor Titular
Área de Teoría do Sinal e Comunicacións
Departamento de Teoría do Sinal e Comunicacións
Información de contacto
Escola de Enxeñaría de Telecomunicación
Despacho A-008
As Lagoas, Marcosende
36310 Vigo
+34 986 818 659
valcarce@gts.tsc.uvigo.es
Breve CV
Roberto López Valcarce é Enxeñeiro de Telecomunicación pola Universidade de Vigo (1995) e Doutor en Enxeñaría Eléctrica por The University of Iowa (EEUU) en 2000. De 2001 a 2006 gozou dun contrato Ramón e Cajal do Ministerio de Ciencia e Tecnoloxía no Departamento de Teoría do Sinal e Comunicacións da Universidade de Vigo, no que actualmente é Profesor Titular. As súas liñas de investigación desenvólvense no campo do tratamento de sinal aplicado ás comunicacións dixitais e ás redes de sensores, incluíndo aspectos tales como sensado espectral, estimación de canle, mostraxe comprimida, comunicacións full- duplex, predistorsión dixital e procesado distribuído. É coautor de máis de 50 artigos en revistas internacionais de primeira liña e coinventor en diversas patentes en explotación desenvolvidas en colaboración con empresas privadas. É receptor do 2005 Best Paper Award da IEEE Signal Processing Society, así como do Premio Galicia de Investigación 2007 da Consellería de Innovación e Industria da Xunta de Galicia na modalidade mozas e mozos investigadores. Do 2008 ao 2011 foi editor asociado da revista IEEE Transactions on Signal Processing, e membro electo do IEEE Signal Processing for Communications and Networking Technical Committee de 2011 a 2013. Desde 2018 é editor de área da revista Signal Processing de Elsevier.
Investigación
Grupo de investigación
Resultados de investigación
Article
Lopez-Valcarce, R., Gonzalez-Prelcic, N.,
Hybrid Beamforming Designs for Frequency-Selective mmWave MIMO Systems with Per-RF chain or Per-antenna Power Constraints
IEEE Transactions on Wireless Communications, , , 2022 | DOI
Article
Kumar, R., Hussain, K., Lopez-Valcarce, R.
Mask-Compliant Orthogonal Precoding for Spectrally Efficient OFDM
IEEE Transactions on Communications, 69, 3, 2021 | DOI
Conference Paper
López-Valcarce, R., Martínez-Cotelo, M.
Full-duplex mmWave communication with hybrid precoding and combining
European Signal Processing Conference, 2021-January, , 2021 | DOI
Conference Paper
Lopez-Valcarce, R., Martinez-Cotelo, M.,
Analog Beamforming for Full-Duplex mmWave Communication with Low-Resolution Phase Shifters
IEEE International Conference on Communications, , , 2021 | DOI
Conference Paper
Hussain, K., López-Valcarce, R.,
Memory Tricks: Improving Active Interference Cancellation for Out-of-Band Power Reduction in OFDM
IEEE Workshop on Signal Processing Advances in Wireless Communications, SPAWC, 2021-September, , 2021 | DOI
Conference Paper
López-Valcarce, R., Martinez-Cotelo, M.
Robustness analysis of beamforming based designs for mmWave Full-Duplex Amplify-and-Forward relays
2020 14th International Conference on Signal Processing and Communication Systems, ICSPCS 2020 – Proceedings, , , 2020 | DOI
Conference Paper
Hussain, K., Lopez-Valcarce, R.
Optimal Window Design for W-OFDM
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, 2020-May, , 2020 | DOI
Conference Paper
Borras, J., Molina, F., Lopez-Valcarce, R., Sala-Alvarez, J.,
Energy-Efficient Analog Beamforming with Short Packets in Millimeter-Wave MIMO Systems
Conference Record – Asilomar Conference on Signals, Systems and Computers, 2020-November, , 2020 | DOI
Article
Ramírez, T., Mosquera, C., López-Valcarce, R.
Two-level frame precoding with non-cooperative gateways
Eurasip Journal on Wireless Communications and Networking, 2020, 1, 2020 | DOI
Book Chapter
López-Valcarce, R., Pagès-Zamora, A.,
Expectation-maximisation based distributed estimation in sensor networks
Data Fusion in Wireless Sensor Networks, , , 2019 | DOI
Conference Paper
Hussain, K., López-Valcarce, R.
OFDM spectral precoding with per-subcarrier distortion constraints
European Signal Processing Conference, 2019-September, , 2019 | DOI
Conference Paper
Lopez-Valcarce, R., Gonzalez-Prelcic, N.
Beamformer design for full-duplex amplify-and-forward millimeter wave relays
Proceedings of the International Symposium on Wireless Communication Systems, 2019-August, , 2019 | DOI
Conference Paper
Lopez-Valcarce, R., Gonzalez-Prelcic, N.
Analog beamforming for full-duplex millimeter wave communication
Proceedings of the International Symposium on Wireless Communication Systems, 2019-August, , 2019 | DOI
Conference Paper
Rodríguez-Fernández, J., López-Valcarce, R., González-Prelcic, N.
Frequency-selective Hybrid Precoding and Combining for Mmwave Mimo Systems with Per-antenna Power Constraints
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, 2019-May, , 2019 | DOI
Article
Lopez-Valcarce, R., Mosquera, C.
Partial-duplex amplify-and-forward relaying: Spectral efficiency analysis under self-interference
IEEE Transactions on Wireless Communications, 18, 4, 2019 | DOI
Conference Paper
López-Valcarce, R., Sala-Alvarez, J.
Low-rank data matrix recovery with missing values and faulty sensors
European Signal Processing Conference, 2019-September, , 2019 | DOI
Conference Paper
Hussain, K., Lojo, A., Lopez-Valcarce, R.
Flexible Spectral Precoding for Sidelobe Suppression in OFDM Systems
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, 2019-May, , 2019 | DOI
Article
González, D., López-Valcarce, R.
Maximally stationary window design for overlap-add based random vibration synthesis
Mechanical Systems and Signal Processing, 122, , 2019 | DOI
Article
Antonio-Rodríguez, E., Werner, S., López-Valcarce, R., Wichman, R.
MMSE Filter Design for Full-duplex Filter-and-forward MIMO Relays under Limited Dynamic Range
Signal Processing, 156, , 2019 | DOI
Article
Mosquera, C., Lopez-Valcarce, R., Ramirez, T., Joroughi, V.
Distributed precoding systems in multi-gateway multibeam satellites: Regularization and coarse beamforming
IEEE Transactions on Wireless Communications, 17, 10, 2018 | DOI
Article
Ramírez, D., Romero, D., Via, J., Lopez-Valcarce, R., Santamaria, I.
Testing equality of multiple power spectral density matrices
IEEE Transactions on Signal Processing, 66, 23, 2018 | DOI
Conference Paper
Ramirez, D., Romero, D., Via, J., Lopez-Valcarce, R., Santamaria, I.
Locally optimal invariant detector for testing equality of two power spectral densities
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, 2018-April, , 2018 | DOI
Article
Silva Pereira, S., López-Valcarce, R., Pagès-Zamora, A.
Parameter estimation in wireless sensor networks with faulty transducers: A distributed EM approach
Signal Processing, 144, , 2018 | DOI
Conference Paper
Ramírez, T., Mosquera, C., López-Valcarce, R.
Two-level precoding for high throughput satellites with non-cooperative gateways
WSA 2018 – 22nd International ITG Workshop on Smart Antennas, , , 2018 | DOI
Conference Paper
González, D., López-Valcarce, R.
Spectral and statistical evaluation of the properties of the vibration measured at the base of an automotive seat for non-Gaussian random noise synthesis
Proceedings of ISMA 2018 – International Conference on Noise and Vibration Engineering and USD 2018 – International Conference on Uncertainty in Structural Dynamics, , , 2018 | DOI
Conference Paper
López-Valcarce, R., Romero, D.
Defending surveillance sensor networks against data-injection attacks via trusted nodes
25th European Signal Processing Conference, EUSIPCO 2017, 2017-January, , 2017 | DOI
Conference Paper
Pages-Zamora, A., Giannakis, G.B., Lopez-Valcarce, R., Gimenez-Febrer, P.
Robust clustering of data collected via crowdsourcing
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, , , 2017 | DOI
Article
Rico-Alvarino, A., Lopez-Valcarce, R., Mosquera, C., Heath, R.W.
FER Estimation in a Memoryless BSC with Variable Frame Length and Unreliable ACK/NAK Feedback
IEEE Transactions on Wireless Communications, 16, 6, 2017 | DOI
Article
Romero, D., Kim, S.-J., Giannakis, G.B., Lopez-Valcarce, R.
Learning power spectrum maps from quantized power measurements
IEEE Transactions on Signal Processing, 65, 10, 2017 | DOI
Article
Álvarez, F.J., Aguilera, T., López-Valcarce, R.
CDMA-based acoustic local positioning system for portable devices with multipath cancellation
Digital Signal Processing: A Review Journal, 62, , 2017 | DOI
Article
Antonio-Rodríguez, E., Werner, S., López-Valcarce, R., Riihonen, T., Wichman, R.
Wideband full-duplex MIMO relays with blind adaptive self-interference cancellation
Signal Processing, 130, , 2017 | DOI
Conference Paper
Mosquera, C., López-Valcarce, R., Ramirez, T.
Distributed precoding systems in multi-gateway multibeam satellites
35th AIAA International Communications Satellite Systems Conference, ICSSC 2017, , 204009, 2017 | DOI
Article
Sala-Alvarez, J., Vázquez-Vilar, G., López-Valcarce, R., Sedighi, S., Taherpour, A.
Multiantenna GLR Detection of Rank-One Signals with Known Power Spectral Shape under Spatially Uncorrelated Noise
IEEE Transactions on Signal Processing, 64, 23, 2016 | DOI
Conference Paper
Giménez-Febrer, P., Pagès-Zamora, A., López-Valcarce, R.
Online em-based distributed estimation in sensor networks with faulty nodes
European Signal Processing Conference, 2016-November, , 2016 | DOI
Conference Paper
Lopez-Valcarce, R., Romero, D., Sala, J., Pages-Zamora, A.
Distributed multivariate regression with unknown noise covariance in the presence of outliers: An MDL approach
IEEE Workshop on Statistical Signal Processing Proceedings, 2016-August, , 2016 | DOI
Conference Paper
Lopez-Valcarce, R., Romero, D.
Design of data-injection adversarial attacks against spatial field detectors
IEEE Workshop on Statistical Signal Processing Proceedings, 2016-August, , 2016 | DOI
Conference Paper
Mosquera, C., Lopez-Valcarce, R.
Bandwidth allocation in partial duplex relaying
IEEE Workshop on Signal Processing Advances in Wireless Communications, SPAWC, 2016-August, , 2016 | DOI
Conference Paper
Lopez-Valcarce, R., Gonzalez-Prelcic, N., Rusu, C., Heath, R.W.
Hybrid precoders and combiners for mmwave MIMO systems with per-antenna power constraints
2016 IEEE Global Communications Conference, GLOBECOM 2016 – Proceedings, , , 2016 | DOI
Conference Paper
Schmidt, J.F., López-Valcarce, R.
Detecting misreporting attacks to the proportional fair scheduler
2014 IEEE International Workshop on Information Forensics and Security, WIFS 2014, , , 2015 | DOI
Conference Paper
López-Valcarce, R., Hurtado, D., Mosquera, C., Pérez-González, F.
Bias analysis and removal of a microphone array based road traffic speed estimator
European Signal Processing Conference, 06-10-September, , 2015 | DOI
Article
López-Valcarce, R., Villares, J., Riba, J., Gappmair, W., Mosquera, C.
Cramér-Rao Bounds for SNR Estimation of Oversampled Linearly Modulated Signals
IEEE Transactions on Signal Processing, 63, 7, 2015 | DOI
Article
Romero, D., López-Valcarce, R., Leus, G.
Compression limits for random vectors with linearly parameterized second-order statistics
IEEE Transactions on Information Theory, 61, 3, 2015 | DOI
Conference Paper
Romero, D., Kim, S.-J., Lopez-Valcarce, R., Giannakis, G.B.
Spectrum cartography using quantized observations
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, 2015-August, , 2015 | DOI
Conference Paper
Gimenez-Febrer, P., Pages-Zamora, A., Pereira, S.S., Lopez-Valcarce, R.
Distributed AOA-based source positioning in NLOS with sensor networks
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, 2015-August, , 2015 | DOI
Conference Paper
Silva Pereira, S., Pages-Zamora, A., Lopez-Valcarce, R.
Distributed tls estimation under random data faults
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, 2015-August, , 2015 | DOI
Conference Paper
Alvarez, F.J., Lopez-Valcarce, R.
Multipath cancellation in broadband acoustic local positioning systems
WISP 2015 – IEEE International Symposium on Intelligent Signal Processing, Proceedings, , , 2015 | DOI
Article
Vecchio, M., López-Valcarce, R.
A greedy topology design to accelerate consensus in broadcast wireless sensor networks
Information Processing Letters, 115, 3, 2015 | DOI
Article
Vecchio, M., López-Valcarce, R.
Improving area coverage of wireless sensor networks via controllable mobile nodes: A greedy approach
Journal of Network and Computer Applications, 48, , 2015 | DOI
Conference Paper
Lopez-Valcarce, R., Romero, D.
Attack detectors for data aggregation in clustered sensor networks
2015 23rd European Signal Processing Conference, EUSIPCO 2015, , , 2015 | DOI
Conference Paper
Antonio-Rodriguez, E., Lopez-Valcarce, R., Riihonen, T., Werner, S., Wichman, R.
Subspace-constrained SINR optimization in MIMO full-duplex relays under limited dynamic range
IEEE Workshop on Signal Processing Advances in Wireless Communications, SPAWC, 2015-August, , 2015 | DOI
Article
Romero, D., López-Valcarce, R.
Spectrum sensing for wireless microphone signals using multiple antennas
IEEE Transactions on Vehicular Technology, 63, 9, 2014 | DOI
Article
Schmidt, J.F., Romero, D., López-Valcarce, R.
Active interference cancellation for OFDM spectrum sculpting: Linear processing is optimal
IEEE Communications Letters, 18, 9, 2014 | DOI
Conference Paper
Romero, D., Lopez-Valcarce, R.
Nearly-optimal compression matrices for signal power estimation
IEEE Workshop on Signal Processing Advances in Wireless Communications, SPAWC, 2014-October, October, 2014 | DOI
Conference Paper
Schmidt, J.F., Romero, D., López-Valcarce, R.
Low-power active interference cancellation for OFDM spectrum sculpting
European Signal Processing Conference, , , 2014 | DOI
Conference Paper
Antonio-Rodriguez, E., Lopez-Valcarce, R., Riihonen, T., Werner, S., Wichman, R.
SINR optimization in wideband full-duplex MIMO relays under limited dynamic range
Proceedings of the IEEE Sensor Array and Multichannel Signal Processing Workshop, , , 2014 | DOI
Conference Paper
Macua, S.V., Leon, C.M., Romero, J.S., Pereira, S.S., Zazo, J., Pages-Zamora, A., Lopez-Valcarce, R., Zazo, S.
How to implement doubly-stochastic matrices for consensus-based distributed algorithms
Proceedings of the IEEE Sensor Array and Multichannel Signal Processing Workshop, , , 2014 | DOI
Conference Paper
Schmidt, J.F., López-Valcarce, R.
Antenna competition to boost Active Interference Cancellation in cognitive MIMO-OFDM
Proceedings of the IEEE Sensor Array and Multichannel Signal Processing Workshop, , , 2014 | DOI
Conference Paper
Schmidt, J.F., López-Valcarce, R.
OFDM spectrum sculpting with active interference cancellation: Keeping spectral spurs at bay
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, , , 2014 | DOI
Conference Paper
López-Valcarce, R., Pereira, S.S., Pagès-Zamora, A.
Distributed Total Least Squares estimation over networks
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, , , 2014 | DOI
Article
Schmidt, J.F., Costas-Sanz, S., Lopez-Valcarce, R.
Choose your subcarriers wisely: Active interference cancellation for cognitive OFDM
IEEE Journal on Emerging and Selected Topics in Circuits and Systems, 3, 4, 2013 | DOI
Conference Paper
Romero, D., Lopez-Valcarce, R.
Spectrum sensing in time-varying channels using multiple antennas
IEEE Workshop on Signal Processing Advances in Wireless Communications, SPAWC, , , 2013 | DOI
Conference Paper
Antonio-Rodriguez, E., Lopez-Valcarce, R., Riihonen, T., Werner, S., Wichman, R.
Adaptive self-interference cancellation in wideband full-duplex decode-and-forward MIMO relays
IEEE Workshop on Signal Processing Advances in Wireless Communications, SPAWC, , , 2013 | DOI
Conference Paper
Antonio-Rodriguez, E., Lopez-Valcarce, R.
Cancelling self-interference in full-duplex relays without angle-of-arrival information
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, , , 2013 | DOI
Conference Paper
Romero, D., Lopez-Valcarce, R., Leus, G.
Compressive wideband spectrum sensing with spectral prior information
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, , , 2013 | DOI
Conference Paper
Antonio-Rodriguez, E., Lopez-Valcarce, R., Riihonen, T., Werner, S., Wichman, R.
Autocorrelation-based adaptation rule for feedback equalization in wideband full-duplex amplify-and-forward MIMO relays
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, , , 2013 | DOI
Conference Paper
Silva Pereira, S., Pages-Zamora, A., Lopez-Valcarce, R.
A diffusion-based distributed em algorithm for density estimation in wireless sensor networks
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, , , 2013 | DOI
Article
Pereira, S.S., Lopez-Valcarce, R., Pages-Zamora, A.
A diffusion-based em algorithm for distributed estimation in unreliable sensor networks
IEEE Signal Processing Letters, 20, 6, 2013 | DOI
Article
Manjarres, D., Del Ser, J., Gil-Lopez, S., Vecchio, M., Landa-Torres, I., Salcedo-Sanz, S., Lopez-Valcarce, R.
On the design of a novel two-objective harmony search approach for distance- and connectivity-based localization in wireless sensor networks
Engineering Applications of Artificial Intelligence, 26, 2, 2013 | DOI
Conference Paper
Schmidt, J.F., Lopez-Valcarce, R.
Low complexity primary user protection for cognitive OFDM
European Signal Processing Conference, , , 2013 | DOI
Article
Manjarres, D., Del Ser, J., Gil-Lopez, S., Vecchio, M., Landa-Torres, I., Lopez-Valcarce, R.
A novel heuristic approach for distance- and connectivity-based multihop node localization in wireless sensor networks
Soft Computing, 17, 1, 2013 | DOI
Conference Paper
Romero, D., Vía, J., López-Valcarce, R., Santamaría, I.
Detection of Gaussian signals in unknown time-varying channels
2012 IEEE Statistical Signal Processing Workshop, SSP 2012, , , 2012 | DOI
Conference Paper
Antonio-Rodríguez, E., López-Valcarce, R.
Adaptive self-interference suppression for full-duplex relays with multiple receive antennas
IEEE Workshop on Signal Processing Advances in Wireless Communications, SPAWC, , , 2012 | DOI
Conference Paper
Romero, D., López-Valcarce, R., Leus, G.
Generalized matched filter detector for fast fading channels
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, , , 2012 | DOI
Conference Paper
Domínguez-Jiménez, M.E., González-Prelcic, N., Vazquez-Vilar, G., López-Valcarce, R.
Design of universal multicoset sampling patterns for compressed sensing of multiband sparse signals
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, , , 2012 | DOI
Article
López-Valcarce, R., Antonio-Rodríguez, E., Mosquera, C., Pérez-González, F.
An adaptive feedback canceller for full-duplex relays based on spectrum shaping
IEEE Journal on Selected Areas in Communications, 30, 8, 2012 | DOI
Conference Paper
Romero, D., López-Valcarce, R.
Detection of unknown constant magnitude signals in time-varying channels
2012 3rd International Workshop on Cognitive Information Processing, CIP 2012, , , 2012 | DOI
Article
Vecchio, M., López-Valcarce, R., Marcelloni, F.
A two-objective evolutionary approach based on topological constraints for node localization in wireless sensor networks
Applied Soft Computing Journal, 12, 7, 2012 | DOI
Article
Sala-Alvarez, J., Vazquez-Vilar, G., López-Valcarce, R.
Multiantenna GLR detection of rank-one signals with known power spectrum in white noise with unknown spatial correlation
IEEE Transactions on Signal Processing, 60, 6, 2012 | DOI
Conference Paper
Vecchio, M., López-Valcarce, R., Marcelloni, F.
Solving the node localization problem in WSNs by a two-objective evolutionary algorithm and local descent
Proceedings of the 2011 3rd World Congress on Nature and Biologically Inspired Computing, NaBIC 2011, , , 2011 | DOI
Conference Paper
Vecchio, M., López-Valcarce, R., Marcelloni, F.
An effective metaheuristic approach to node localization in wireless sensor networks
Proceedings – 8th IEEE International Conference on Mobile Ad-hoc and Sensor Systems, MASS 2011, , , 2011 | DOI
Conference Paper
Vecchio, M., López-Valcarce, R., Marcelloni, F.
A study on the application of different two-objective evolutionary algorithms to the node localization problem in wireless sensor networks
International Conference on Intelligent Systems Design and Applications, ISDA, , , 2011 | DOI
Conference Paper
Manjarres, D., Del Ser, J., Gil-Lopez, S., Vecchio, M., Landa-Torres, I., Lopez-Valcarce, R.
On the application of a hybrid harmony search algorithm to node localization in anchor-based wireless sensor networks
International Conference on Intelligent Systems Design and Applications, ISDA, , , 2011 | DOI
Conference Paper
Romero, D., López-Valcarce, R.
Bandlimited or constant envelope? Exploiting waveform properties in Wireless Microphone detection
2011 4th IEEE International Workshop on Computational Advances in Multi-Sensor Adaptive Processing, CAMSAP 2011, , , 2011 | DOI
Conference Paper
Vazquez-Vilar, G., Ramírez, D., López-Valcarce, R., Vía, J., Santamaría, I.
Spatial rank estimation in Cognitive Radio Networks with uncalibrated multiple antennas
ACM International Conference Proceeding Series, , , 2011 | DOI
Article
Vazquez-Vilar, G., López-Valcarce, R., Sala, J.
Multiantenna spectrum sensing exploiting spectral a priori information
IEEE Transactions on Wireless Communications, 10, 12, 2011 | DOI
Article
Vazquez-Vilar, G., López-Valcarce, R.
Spectrum sensing exploiting guard bands and weak channels
IEEE Transactions on Signal Processing, 59, 12, 2011 | DOI
Conference Paper
Romero, D., Lopez-Valcarce, R.
Multiantenna detection of constant-envelope signals in noise of unknown variance
IEEE Workshop on Signal Processing Advances in Wireless Communications, SPAWC, , , 2011 | DOI
Conference Paper
Romero, D., Lopez-Valcarce, R.
Distributed spectrum sensing with multiantenna sensors under calibration errors
IEEE Workshop on Signal Processing Advances in Wireless Communications, SPAWC, , , 2011 | DOI
Conference Paper
Vazquez-Vilar, G., López-Valcarce, R., Pandharipande, A.
Detection diversity of multiantenna spectrum sensors
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, , , 2011 | DOI
Conference Paper
Ramírez, D., Vazquez-Vilar, G., López-Valcarce, R., Vía, J., Santamaría, I.
Multiantenna detection under noise uncertainty and primary user’s spatial structure
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, , , 2011 | DOI
Article
Ramírez, D., Vazquez-Vilar, G., López-Valcarce, R., Vía, J., Santamaría, I.
Detection of rank-P signals in cognitive radio networks with uncalibrated multiple antennas
IEEE Transactions on Signal Processing, 59, 8, 2011 | DOI
Conference Paper
Salem, E.B., Besbes, H., Cherif, S., López-Valcarce, R.
Multicarrier equalization by subchannel SINR maximization
2010 2nd International Conference on Communications and Networking, ComNet 2010, , , 2010 | DOI
Article
Mosquera, C., López-Valcarce, R., Jayaweera, S.K.
Stepsize sequence design for distributed average consensus
IEEE Signal Processing Letters, 17, 2, 2010 | DOI
Conference Paper
López-Valcarce, R., Vazquez-Vilar, G., Sala, J.
Multiantenna spectrum sensing for cognitive radio: Overcoming noise uncertainty
2010 2nd International Workshop on Cognitive Information Processing, CIP2010, , , 2010 | DOI
Conference Paper
Vazquez-Vilar, G., López-Valcarce, R., Mosquera, C., González-Prelcic, N.
Wideband spectral estimation from compressed measurements exploiting spectral a priori information in cognitive radio systems
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, , , 2010 | DOI
Conference Paper
Ramírez, D., Vía, J., Santamaría, I., López-Valcarce, R., Scharf, L.L.
Multiantenna spectrum sensing: Detection of spatial correlation among time-series with unknown spectra
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, , , 2010 | DOI
Article
Álvarez-Díaz-Daz, M., López-Valcarce, R., Gómez Alonso, I.
Blind l1-norm-based phase estimation for cross-QAM robust to finite precision effects
Signal Processing, 90, 11, 2010 | DOI
Conference Paper
Salem, E.B., López-Valcarce, R., Besbes, H., Cherif, S.
A finite interval constant modulus criterion for multicarrier channel shortening
2010 European Wireless Conference, EW 2010, , , 2010 | DOI
Article
Elasmi-Ksibi, R., Besbes, H., López-Valcarce, R., Cherif, S.
Frequency estimation of real-valued single-tone in colored noise using multiple autocorrelation lags
Signal Processing, 90, 7, 2010 | DOI
Article
Elasmi-Ksibi, R., Cherif, S., López-Valcarce, R., Besbes, H.
Closed-form real single-tone frequency estimator based on a normalized IIR notch filter
Signal Processing, 90, 6, 2010 | DOI
Article
Gappmair, W., Lopez-Valcarce, R., Mosquera, C.
Joint NDA estimation of carrier frequency/phase and SNR for linearly modulated signals
IEEE Signal Processing Letters, 17, 5, 2010 | DOI
Article
Álvarez-Díaz, M., López-Valcarce, R., Mosquera, C.
SNR estimation for multilevel constellations using higher-order moments
IEEE Transactions on Signal Processing, 58, 3 PART 2, 2010 | DOI
Conference Paper
Elasmi-Ksibi, R., López-Valcarce, R., Besbes, H., Cherif, S.
Prefiltered pisarenko frequency estimator for multiple real-valued sinusoids
European Signal Processing Conference, , , 2009 | DOI
Conference Paper
Salem, E.B., Besbes, H., López-Valcarce, R., Cherif, S.
Maximization of useful-to-null subcarrier energy ratio for blind multicarrier SIMO channel shortening
European Signal Processing Conference, , , 2009 | DOI
Conference Paper
Elasmi-Ksibi, R., Besbes, H., Cherif, S., López-Valcarce, R.
Equivalent fullband implementation of subband subspace methods for frequency estimation
3rd International Conference on Signals, Circuits and Systems, SCS 2009, , , 2009 | DOI
Conference Paper
Salem, E.B., Besbes, H., Cherif, S., López-Valcarce, R.
Blind channel shortening algorithm based on correlation property of multicarrier signals
3rd International Conference on Signals, Circuits and Systems, SCS 2009, , , 2009 | DOI
Conference Paper
Ksibi, R., Cherif, S., Besbes, H., López-Valcarce, R.
Oversampled filter bank for frequency estimation
ISPA 2009 – Proceedings of the 6th International Symposium on Image and Signal Processing and Analysis, , , 2009 | DOI
Conference Paper
Salem, E.B., Cherif, S., Besbes, H., López-Valcarce, R.
Fractionally Spaced Channel Shortening by Subchannels SINR Maximization in Multicarrier Systems
ISPA 2009 – Proceedings of the 6th International Symposium on Image and Signal Processing and Analysis, , , 2009 | DOI
Conference Paper
López-Valcarce, R., Vazquez-Vilar, G., Álvarez-Díaz, M.
Multiantenna detection of multicarrier primary signals exploiting spectral a priori information
Proceedings of the 2009 4th International Conference on Cognitive Radio Oriented Wireless Networks and Communications, CROWNCOM 2009, , , 2009 | DOI
Article
Gappmair, W., López-Valcarce, R., Mosquera, C.
Cramér-Rao lower bound and EM algorithm for envelope-based SNR estimation of nonconstant modulus constellations
IEEE Transactions on Communications, 57, 6, 2009 | DOI
Conference Paper
Álvarez-Díaz, M., López-Valcarce, R., Mosquera, C.
SNR estimation with heterogeneous frames
2008 4th Advanced Satellite Mobile Systems – Proceedings, ASMS 2008, , , 2008 | DOI
Conference Paper
Ben Salem, E., López-Valcarce, R., Cherif, S., Besbes, H.
Lattice implementation of Sum-squared Auto-correlation Minimization (SAM) channel shortener
European Signal Processing Conference, , , 2008 | DOI
Conference Paper
Elasmi-Ksibi, R., López-Valcarce, R., Besbes, H., Cherif, S.
A family of real single-tone frequency estimators using higher-order sample covariance lags
European Signal Processing Conference, , , 2008 | DOI
Conference Paper
Mosquera, C., López-Valcarce, R., Jayaweera, S.K.
Distributed estimation with noisy exchanges
IEEE Workshop on Signal Processing Advances in Wireless Communications, SPAWC, , , 2008 | DOI
Conference Paper
Lopez-Valcarce, R., Mosquera, C.
Maximum likelihood SNR estimation for asynchronously oversampled ofdm signals
IEEE Workshop on Signal Processing Advances in Wireless Communications, SPAWC, , , 2008 | DOI
Conference Paper
Gappmair, W., López-Valcarce, R., Mosquera, C.
ML and EM algorithm for non-data-aided SNR estimation of linearly modulated signals
Proceedings of the 6th International Symposium Communication Systems, Networks and Digital Signal Processing, CSNDSP 08, , , 2008 | DOI
Article
Mosquera, C., Scalise, S., López-Valcarce, R.
Non-data-aided symbol rate estimation of linearly modulated signals
IEEE Transactions on Signal Processing, 56, 2, 2008 | DOI
Article
López-Valcarce, R., Mosquera, C.
Sixth-order statistics-based non-data-aided SNR estimation
IEEE Communications Letters, 11, 4, 2007 | DOI
Conference Paper
López-Valcarce, R., Mosquera, C.
Blind carrier phase estimation for non-equiprobable constellations
IEEE Workshop on Signal Processing Advances in Wireless Communications, SPAWC, , , 2006 | DOI
Conference Paper
López- Valcarce, R., Dasgupta, S.
Toward a theory of multirate nonlinear systems
IEEE Workshop on Signal Processing Advances in Wireless Communications, SPAWC, , , 2006 | DOI
Article
López-Valcarce, R.
Second-order blind algorithms for adaptive recursive linear equalizers: Analysis and lattice implementation
International Journal of Adaptive Control and Signal Processing, 20, 6, 2006 | DOI
Conference Paper
López-Valcarce, R.
Analysis of a first-order adaptive recursive predictor
Proceedings of the 44th IEEE Conference on Decision and Control, and the European Control Conference, CDC-ECC ’05, 2005, , 2005 | DOI
Article
López-Valcarce, R.
Realizable minimum mean-squared error channel shorteners
IEEE Transactions on Signal Processing, 53, 11, 2005 | DOI
Conference Paper
Álvarez-Díaz, M., López-Valcarce, R.
Diamond contour-based phase recovery for (cross)-QAM constellations
IEEE Workshop on Statistical Signal Processing Proceedings, 2005, , 2005 | DOI
Article
López-Valcarce, R., Mosquera, C., Pérez-González, F.
Estimation of road vehicle speed using two omnidirectional microphones: A maximum likelihood approach
Eurasip Journal on Applied Signal Processing, 2004, 8, 2004 | DOI
Article
López-Valcarce, R.
Realizable Linear and Decision Feedback Equalizers: Properties and Connections
IEEE Transactions on Signal Processing, 52, 3, 2004 | DOI
Article
López-Valcarce, R.
Cost minimisation interpretation of fourth power phase estimator and links to multimodulus algorithm
Electronics Letters, 40, 4, 2004 | DOI
Article
Gunther, J.H., López-Valcarce, R.
Blind input, initial state, and system identification of SIMO Laguerre systems
IEEE Transactions on Signal Processing, 52, 12, 2004 | DOI
Conference Paper
López-Valcarce, R.
Broadband analysis of a microphone array based road traffic speed estimator
2004 Sensor Array and Multichannel Signal Processing Workshop, , , 2004 | DOI
Article
López-Valcarce, R.
Minimum delay spread TEQ design in multicarrier systems
IEEE Signal Processing Letters, 11, 8, 2004 | DOI
Review
López-Valcarce, R.
An Algorithm for Unit-Norm Equation Error System Identification Based on the Method of Multipliers
IEEE Transactions on Signal Processing, 51, 12, 2003 | DOI
Article
López-Valcarce, R., Pérez-González, F.
Subband hyperstable adaptive IIR filters
IEEE Transactions on Circuits and Systems II: Analog and Digital Signal Processing, 50, 7, 2003 | DOI
Article
López-Valcarce, R., Dasgupta, S.
Second-order statistical properties of nonlinearly distorted phase-shift keyed (PSK) signals
IEEE Communications Letters, 7, 7, 2003 | DOI
Conference Paper
López-Valcarce, R.
On the applicability to correlated sources of a blind channel equalization method robust to order overestimation
IFAC Proceedings Volumes (IFAC-PapersOnline), 36, 16, 2003 | DOI
Conference Paper
López-Valcarce, R., Pérez-González, F.
Automatic delay selection in blind channel equalization: A prewhitening + eigenvector approach
Conference Record of the Asilomar Conference on Signals, Systems and Computers, 1, , 2002 | DOI
Conference Paper
López-Valcarce, R.
Channel equalization with staggered modulation formats
International Conference on Digital Signal Processing, DSP, 2, , 2002 | DOI
Conference Paper
López-Valcarce, R., Pérez-González, F.
Analysis of the prewhitened constant modulus cost function
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, 3, , 2002 | DOI
Conference Paper
Pérez-González, F., López-Valcarce, R., Mosquera, C.
Road vehicle speed estimation from a two-microphone array
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, 2, , 2002 | DOI
Conference Paper
Lopez-Valcarce, R., Dasgupta, S.
Second order statistics based blind channel equalization with correlated sources
ISCAS 2001 – 2001 IEEE International Symposium on Circuits and Systems, Conference Proceedings, 4, , 2001 | DOI
Article
López-Valcarce, R., Pérez-González, F.
Efficient reinitialization of the prewhitened constant modulus algorithm
IEEE Communications Letters, 5, 12, 2001 | DOI
Article
López-Valcarce, R., Dasgupta, S.
Blind equalization of nonlinear channels from second-order statistics
IEEE Transactions on Signal Processing, 49, 12, 2001 | DOI
Conference Paper
López-Valcarce, R., Dasgupta, S.
On blind equalization of rank deficient nonlinear channels
IEEE Workshop on Statistical Signal Processing Proceedings, , , 2001 | DOI
Conference Paper
Lopez-Valcarce, R., Dasgupta, S.
Blind equalization of nonlinear digital satellite links with PSK modulation
ISCAS 2001 – 2001 IEEE International Symposium on Circuits and Systems, Conference Proceedings, 3, , 2001 | DOI
Conference Paper
López-Valcarce, R., Song, X., Dasgupta, S.
Blind equalization of nonlinear channels from second order statistics using precoding and channel diversity
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, 4, , 2001 | DOI
Article
López-Valcarce, R., Ding, Z., Dasgupta, S.
Equalization and interference cancellation in linear multiuser systems based on second-order statistics
IEEE Transactions on Signal Processing, 49, 9, 2001 | DOI
Article
López-Valcarce, R., Dasgupta, S.
Blind channel equalization with colored sources based on second-order statistics: A linear prediction approach
IEEE Transactions on Signal Processing, 49, 9, 2001 | DOI
Article
López-Valcarce, R., Pérez-González, F.
Adaptive lattice IIR filtering revisited: Convergence issues and new algorithms with improved stability properties
IEEE Transactions on Signal Processing, 49, 4, 2001 | DOI
Article
López-Valcarce, R., Dasgupta, S.
Some properties of the matrix exponential
IEEE Transactions on Circuits and Systems II: Analog and Digital Signal Processing, 48, 2, 2001 | DOI
Conference Paper
López-Valcarce, R., Dasgupta, S.
Second order statistics based blind channel equalization with correlated sources
Materials Research Society Symposium – Proceedings, 626, , 2001 | DOI
Article
Löpez-Valcarce, R., Dasgupta, S., Tempo, R., Fu, M.
Exponential asymptotic stability of time-varying inverse prediction error filters
IEEE Transactions on Signal Processing, 48, 7, 2000 | DOI
Conference Paper
López-Valcarce, R., Dasgupta, S.
Blind channel identifiability/equalizability of single input multiple output nonlinear channels from second order statistics
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, 5, , 2000 | DOI
Conference Paper
Ding, Z., Dasgupta, S., López-Valcarce, R.
Interference cancellation & blind equalization for linear multi-user systems
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, 1, , 2000 | DOI
Conference Paper
Pérez-González, F., López-Valcarce, R.
Misconvergence & stabilization of adaptive IIR lattice filters
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, 1, , 2000 | DOI
Article
Lopez-Valcarce, Roberto, Dasgupta, Soura
Role of second-order statistics in blind equalization of nonlinear channels
IEEE Signal Processing Workshop on Statistical Signal and Array Processing, SSAP, , , 2000 | DOI
Article
López-Valcarce, R., Pérez-González, F.
Some remarks on the lattice form of the Steiglitz-McBride iteration
IEEE Signal Processing Letters, 6, 11, 1999 | DOI
Article
López-Valcarce, R., Dasgupta, S.
New proof for the stability of equation-error models
IEEE Signal Processing Letters, 6, 6, 1999 | DOI
Article
Lopez-Valcarce, Roberto, Dasgupta, Soura
On the stability of the inverse time-varying prediction error filter obtained with the RWLS algorithm
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing – Proceedings, 3, , 1999 | DOI
Article
Lopez-Valcarce, R., Mosquera, C., Pérez-Gonzâlez, F.
Hyperstable adaptive IIR algorithms with polyphase structures: analysis and design
IEEE Transactions on Signal Processing, 47, 7, 1999 | DOI
Article
Lopez-Valcarce, Roberto, Dasgupta, Soura, Tempo, Roberto, Fu, Minyue
Stability conditions for the time-varying linear predictor
Proceedings of the IEEE Conference on Decision and Control, 2, , 1998 | DOI
Article
López-Valcarce, R., Dasgupta, S.
On the stability of equation-error estimates of all-pole systems
IEEE Signal Processing Letters, 5, 10, 1998 | DOI
Article
López-Valcarce, R., Pérez-González, F.
An adaptive recursive filter for autoregressive inputs
International Journal of Adaptive Control and Signal Processing, 12, 6, 1998 | DOI
Conference Paper
Lopez-Valcarce, Roberto, Dasgupta, Soura
Stable estimates in equation error identification
Proceedings of the IEEE Conference on Decision and Control, 2, , 1997 | DOI
Article
López-Valcarce, R., Pérez-González, F.
New schemes and theoretical analysis of the Master – Slave family of recursive identification algorithms
Signal Processing, 58, 1, 1997 | DOI
Comunicaciones y procesado de señal en escenarios adversos (COMPASS)
Ref.: TEC2013-47020-C2-1-R
01/01/2014 – 31/12/2016 | Ministerio de Economía y Competitividad
IPs: Roberto López Valcarce