Publications


 

 

 

        "Linear Precoder Design Through Cut-off Rate Maximization in MIMO-OFDM Coded Systems with Imperfect CSIT".

        Francesc Rey, Meritxell Lamarca, Gregori Vazquez. To appear in IEEE Transactions on Signal Processing.

 

        "A Non-Data-Aided SNR Estimation Technique for Multilevel Modulations Exploiting Signal Cyclostationarity".

        Jaume Riba, Javier Villares, Gregori Vazquez. Submitted to IEEE Trans. on Signal Processing (November 2009).

 

 

"Adaptive Interleaver based on Rate-Compatible Punctured Convolutional Codes",

Francesc Rey, Meritxell Lamarca, Gregori Vazquez.

IEEE Transactions on Communications. June 2009, Vol. 57, No. 6, pp. 1593 - 1598. ISSN: 0090-6778.

 

”Detection of PPM-UWB Random Signals”.

 J. A. Lopez-Salcedo and Gregori Vazquez.

IEEE Transactions on Signal Processing. May 2008, Vol. 56, No.5, pp. 2003-2016, ISSN: 1053-587X.

 

"A Rain and Scintillation Ka-Band Channel Simulator"

J. Sala, M. Lamarca, J. A. Lopez, F. Rey, J. Riba, G. Vazquez, X. Villares, et al.

10th International Workshop on Signal Processing for Space Communications, 2008. SPSC 2008. Rhodes, Greece. October 2008.

 

"DA-GLRT Burst Detection and Synchronization Based-On a Chirp-Like Preamble"

Meritxell Lamarca, Jose A. Lopez-Salcedo, Francesc Rey, Jaume Riba, Josep Sala, Gregori Vazquez, Javier Villares, et al.

10th International Workshop on Signal Processing for Space Communications, 2008. SPSC 2008. Rhodes, Greece. October 2008.

 

"NDA Waveform Estimation in the Low-SNR Regime"

J. A. Lopez-Salcedo and Gregori Vazquez.

IEEE Transactions on Signal Processing. December  2007, Vol. 55, No. 12, pp. 5864-5868,  ISSN: 1053-587X.

 

“The Gaussian Assumption in Second-Order Estimation Problems in Digital Communications”.

Javier Villares, Gregori Vazquez.

IEEE Transactions on Signal Processing. October  2007, Vol. 55, No. 10, pp. 4994-5002,  ISSN: 1053-587X.

 

“Waveform-Independent Frame-Timing Acquisition for UWB Signals"

Jose Jopez-Salcedo, Gregori Vazquez

IEEE Transactions on Signal Processing. January 2007, Vol. 55, No. 1, pp. 279-289, ISSN: 1053-587X.

 

"Closed-Form Upper Bounds for the Constellation-Constrained Capacity of UWB Communications”

J. A. Lopez-Salcedo and G. Vazquez

IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Honolulu, Hawaii. April 2007.

 

"Frame-Timing Acquisition for UWB Signals Via the Multifamily Likelihood Ratio Test"
Jose A. Lopez-Salcedo, Gregori Vazquez,
IEEE 7th Workshop on Signal Processing Advances in Wireless Communications, 2006. SPAWC '06.
Cannes, France July 2006. Digital Object Identifier: 10.1109/SPAWC.2006.346402

 

“Asymptotic Equivalence between the Unconditional Maximum Likelihood and the Square-Law Nonlinearity Symbol Timing Estimation”

Jose Lopez-Salcedo, Gregori Vazquez

IEEE Transactions on Signal Processing. January 2006, Vol. 54, No. 1, pp. 244-257.  ISSN 1053-587X.


“Second-Order Parameter Estimation”
Xavier Villares, Gregori Vazquez

IEEE Transactions on Signal Processing. July 2005, Vol. 53, No. 7, pp. 2408-2420. ISSN 1053-587X.
 

“Robust power allocation algorithms for MIMO OFDM systems with imperfect CSI”
Francesc Rey, Meritxell Lamarca, Gregori Vazquez
IEEE Transactions on Signal Processing. March 2005, ISSN 1053-587X.
 

“NDA Maximum-Likelihood Waveform Identification by Model Order Selection in Digital Modulations”
Jose Lopez-Salcedo, Gregori Vazquez
IEEE International Workshop on Signal Processing for Advanced Wireless Communications  SPAWC'05, June 2005, New York, U.S.A.
 

“NDA Maximum-Likelihood Timing Acquisition of UWB Signals”
Jose Lopez-Salcedo, Gregori Vazquez
IEEE International Workshop on Signal Processing for Advanced Wireless Communications  SPAWC'05, June 2005, New York, U.S.A.
 

“Cutoff-rate in coded synchronous and asynchronous multiple access”
Josep Bonet, Gregori Vazquez
IEEE International Workshop on Signal Processing for Advanced Wireless Communications  SPAWC'05, June 2005,New York, U.S.A.
 

“Frequency Domain Iterative Pulse Shape Estimation Based on Second Order Statistics”
Jose Lopez-Salcedo, Gregori Vazquez
IEEE International Workshop on Signal Processing for Advanced Wireless Communications  SPAWC'04, July 2004, Lisbon, Portugal.
 

“Coded BER minimization for MIMO Multicarrier Systems with Imperfect Channel Estimates”
Francesc Rey, Meritxell Lamarca, Gregori Vazquez
IEEE International Workshop on Signal Processing for Advanced Wireless Communications  SPAWC'04, July 2004, Lisbon, Portugal.
 

“On the Quadratic Extended Kalman Filter and Antenna Arrays”.
Xavier Villares, Gregori Vazquez
IEEE International Sensor Array and Multichannel Signal Procesing Workshop SAM'04, July 2004,  Sitges , Spain.
 

“A Robust Transmitter Design based on Cutoff Rate for MIMO Multicarrier Systems with Imperfect Channel Estimates”
Francesc Rey, Meritxell Lamarca, Gregori Vazquez
IEEE International Sensor Array and Multichannel Signal Procesing Workshop SAM'04, July 2004, Sitges , Spain.
 

“Self-Noise Free Second-Order Carrier Phase Synchronization of MSK-Type Signals”
Xavier Villares Piera, Gregori Vazquez
IEEE International Conference on Communications ICC'04. June 2004, Paris, France.
 

“Cyclostationary Joint Phase and Timing Estimation for Staggered Modulations”

Jose Lopez-Salcedo, Gregori Vazquez
IEEE International Conference on Acoustic, Speech and Signal Processing, ICASSP'04. May 2004, Montreal, Canada.

 

“Stochastic approach to square timing estimation with frequency uncertainty”

Lopez-Salcedo, J.A.; Gregori Vazquez;

IEEE International Conference on Communications 2003, ICC '03, Volume: 5 , 11-15 May 2003, pp.:3555 - 3559 vol.5

 

"Sample covariance matrix parameter estimation: carrier frequency, a case study”

Villares, J.; Gregori Vazquez;

IEEE International Conference on Acoustics, Speech, and Signal Processing, 2003. Proceedings. (ICASSP '03)., Volume: 6 , 6-10 April 2003, pp.:VI - 725-8 vol.6

 

“Transmit filter optimization based on partial CSI knowledge for wireless applications”

Rey, F.; Lamarca, M.; Gregori Vazquez;

IEEE International Conference on Communications, 2003. ICC '03., Volume: 4 , 11-15 May 2003, pp.:2567 - 2571 vol.4

 

“A generalized exponential BER bound for power allocation with imperfect channel estimates”

Rey, F.; Lamarca, M.; Gregori Vazquez;

IEEE International Conference on Acoustics, Speech, and Signal Processing, 2003. Proceedings. (ICASSP '03)., Volume: 4 , 6-10 April 2003. pp.:IV - 401-4 vol.4

 

“Second-order cyclostationary approach to NDA ML square timing estimation with frequency uncertainty”

Lopez-Salcedo, J.A.; Gregori Vazquez;

IEEE International Conference on Acoustics, Speech, and Signal Processing, 2003. Proceedings. (ICASSP '03)., Volume: 4 , 6-10 April 2003. pp.:IV - 572-5 vol.4

“Second-order DOA estimation from digitally modulated signals”

Villares, J.; Gregori Vazquez;

The Thrity-Seventh Asilomar Conference on Signals, Systems & Computers, Volume: 2 , 9-12 Nov. 2003, pp.:1868 - 1872

 

“A transmitter design for coded systems in the presence of CSI errors”

Rey, F.; Lamarca, M.; Gregori Vazquez;

The Thrity-Seventh Asilomar Conference on Signals, Systems & Computers, Volume: 1 , Nov. 9-12, 2003, pp.:1065 - 1069

 

“A robust transmitter design for MIMO multicarrier systems with imperfect channel estimates”

Rey, F.; Lamarca, M.; Gregori Vazquez;

4th IEEE Workshop on Signal Processing Advances in Wireless Communications, 2003. SPAWC 2003. 15-18 June 2003, pp.:546 - 550

 

“Maximum likelihood blind carrier synchronization in space-time coded OFDM systems”

Villares, J.; Gregori Vazquez; Lamarca, M.;

4th IEEE Workshop on Signal Processing Advances in Wireless Communications, 2003. SPAWC 2003. 15-18 June 2003, pp.:610 - 614

 

“Optimal Quadratic Non-Assisted Parameter Estimation For Digital Synchronization”

Javier Villares, Gregori Vazquez

International Zurich Seminar on Broadband Communications 2002 (IZS 2002). Zurich, Switzerland, Feb. 19-21, 2002.

 

"Optimal Power Allocation with Partial Channel Knowledge for MIMO Multicarrier Systems"

F..Rey, M.Lamarca, Gregori Vazquez

Proceedings of the 56th IEEE Vehicular Technology Conference VTC'00-Fall.,Vancouver (Canada). September 2002.

IEEE Catalog Number: 02CH37359C, ISBN: 0-7803-7467-3, ISSN 1090-3038, ISBN CD 0-7803-7468-1

 

"A Joint Transmitter-Receiver Design in MIMO systems Robust to Channel Uncertainty for W-LAN Applications"

F.Rey, M.Lamarca, Gregori Vazquez

Proceedings of the IST Mobile&Wireless Telecommunications Summit 2002. Thessaloniki (Greece). 17-19 June 2002. Pp. 314-318. ISBN: 960-91918-0-0

 

“Sample Covariance Matriz Based Parameter Estimation for Digital Communications”

Javier Villares, Gregori Vazquez

 IEEE Globecom 2002. November 2002. Taipei, Taiwan. ISBN 0-7803-7633-1.

 

"Conditional Maximum Likelihood Timing Estimation"

Jaume Riba, Josep Sala, Gregori Vazquez.

IEEE Transaction on Signal Processing. April 2001. ISSN 1053-587X.

-   2003 Best Paper (Senior) Award of the IEEE Signal Processing Society   -

 

 

 

[01.2] Jaume Riba, Gregori Vazquez

         “Parameter Estimation of Binary CPM Signals”

          IEEE International Conference on Acoustic, Speech and Signal Procesing, ICASSP‘01, Salt Lake City, U.S.A. May 2001. ISBN 0-7803-7043-0.

[01.3] Francesc Rey, Meritxell Lamarca, Gregori Vazquez

         “Transmitter Channel Tracking for Optimal Power Allocation”

          IEEE International Conference on Acoustic, Speech and Signal Procesing, ICASSP‘01, Salt Lake City, U.S.A. May 2001. ISBN 0-7803-7043-0.

[01.4] Xavier Villares, Gregori Vazquez, Jaume Riba,

         “Fourth Order Non-Data-Aided Synchronization”

          IEEE International Conference on Acoustic, Speech and Signal Procesing, ICASSP‘01, Salt Lake City, U.S.A. May 2001. ISBN 0-7803-7043-0.

[01.5] M. Lamarca, J.A. López, J. Riba, A. Urruela, G. Vazquez, X. Villares

          “DVB-Forward: A Digital Television/Internet Payload”.

          19th AIAA International Communications Satellite Systems Conference. 17-20 April 2001. Toulouse, France.

[01.6] Xavier Villares, Gregori Vazquez

          ‘Best Quadratic Unbiased Estimation (BQUE) for Frequency and Timing Synchronization’

         IEEE Workshop on Statistical Signal Processing. 6-8 August 2001. Singapore. ISBN 0-7803-7011-2.

[01.7] Gregori Vazquez, Xavier Villares, Jaume Riba

          ‘Optimal Quadratic NDA Synchronization’ (Invited Paper)

          VII ESA’s International Workshop on Digital Signal Processing Techniques Applied to Space Communications’, DSP’01. 1-3 October 2001. Lisbon, Portugal.

[01.8] Meritxell Lamarca, Gregori Vazquez, et al.

          ‘A Digital Receive Chain for a DVB On-Board Processing System’

          VII ESA’s International Workshop on Digital Signal Processing Techniques Applied to Space Communications’, DSP’01. 1-3 October 2001. Lisbon, Portugal.

[00.1] Gregori Vazquez y Jaume Riba.

Non-Data-Aided Digital Synchronization

Signal Processing Advances in Communications.Editors: Giannakis, Y. Hua, P. Stoica and L. Tong. Prentice-Hall Inc. (Invited Chapter).

         Volumen II: Single-User and Multi-User Communications

[00.2] Jaume Riba y Gregori Vazquez

          ‘Non-Data Aided Frequency Offset and Symbol Timing Estimation for Binary CPM: Performance Bounds’

IEEE International Conference on Acoustics, Speech and Signal Processing, ICASSP’00, Istambul, Turkey. Pp. 2549 -2552 vol.5. 5-9 June 2000. ISBN: 0-7803-6293-4.

[00.3] Francesc Rey; Gregori Vazquez; Jaume Riba

“Joint Synchronization and Symbol Detection in Asynchronous DS-CDMA Systems”

Proceedings of the Tenth IEEE Workshop Statistical Signal and Array Processing, 2000. Pp. 687-691, 14-16 Aug. 2000. ISBN: 0-7803-5988-7

[99.1] Jaume Riba and Gregori Vazquez

          ‘Conditional Maximum Likelihood Timing Recovery’.

          IEEE International Conference on Acoustic, Speech and Signal Procesing, ICASSP ‘99, pp. 1817-1820 Vol. 4, ISSN 1520-6149, Phoenix, Arizona, U.S.A. March 15-19, 1999.

[99.2] Gregori Vazquez, Francesc Rey and Meritxell Lamarca

          ‘Redundancy in Block Coded Modulations for Channel Equalization Based on Spatial and Temporal Diversity'.

          IEEE International Conference on Acoustic, Speech and Signal Procesing, ICASSP‘99, pp. 2711 - 2714, ISSN 1520-6149, Phoenix, Arizona, U.S.A. March 15-19, 1999.

[99.3] Gregori Vazquez, Francesc Rey, Meritxell Lamarca and Javier R. Fonollosa

          ‘Diversity in Mobile Communications for Blind Detection of Block-Coded Modulations’.

         IEEE Vehicular Technology Conference, VTC'99, pp: 1101-1105, ISSN 1090-3038. Houston, Texas, U.S.A. May 16-19, 1999.

[99.4] Xavier Mestre, Javier R. Fonollosa, Gregori Vazquez

          ‘Uplink Beamforming for the FDD Mode of UTRA'.

          IEEE Vehicular Technology Conference, VTC'99, pp. 867 - 871, ISSN 1090-3038, Houston, Texas, U.S.A. May 16-19, 1999.

[99.5] Francesc Rey, Miriam Garcia, Gregori Vazquez

          ‘Blind Equalization of DS-CDMA and MC-CDMA Modulations in Time-Variant Frequency Selective Channels’.

IEEE Vehicular Technology Conference VTC'99 Fall. Amsterdam (The Netherlands). Amsterdam, Holland. September 1999, pp. 2367-2371 (vol.4), ISSN 0-7803-5435-4.

[99.6] Francesc Rey, Gregori Vazquez, Jaume Riba

          ‘Near-far Resistant CML Propagation Delay Estimation and Multi-User Detection for Asynchronous DS-CDMA Systems’.

IEEE Vehicular Technology Conference VTC'99 Fall. Amsterdam (The Netherlands). September 1999, pp. 2979-2983 (vol.5). ISSN 0-7803-5435-4.

[99.7] Francesc Rey, Gregori Vazquez

‘Blind Equalization of CDMA Systems using Spatial and Temporal Diversity Receivers’.

Fifth Baiona Workshop on Emerging Technologies in Telecommunications. Baiona (Spain), September 1999. Pp. 88-92. ISBN 8-4815-8129-1.

[98.1] Jaume Riba, Sergio Calvo and Gregori Vazquez

          ‘Conditional Maximum Likelihood Frequency Estimation for Offset Modulations’.

          IEEE International Conference on Acoustic, Speech and Signal Procesing, ICASSP ‘98, pp. 3425-3428, ISBN 0-7803-4428-6, Seattle, Washington, U.S.A. 12-15 May 1998.

[98.2] Josep Sala and Gregori Vazquez

 ‘Local Convexity Analysis of a Soft-Decision Cost Function for Blind Equalization’.

          IASTED International Conference Signal Processing and Communications, ICSPC’98 Gran Canaria, Spain, pp. 377-381, ISBN 0-88986-246-X, February 11-13, 1998.

[98.3] F. Rocadenbosch, G. Vazquez, A. Comeron

'Adaptive Filter Solution For Processing Lidar Returns: Optical Parameter Estimation'.

Journal on Applied Optics, Optical Society of America, pp. pending, ISBN 0003-20 October 1998, Vol.37, No.30, pp. 7019-7034.

[98.4] Francesc Rey, Meritxell Lamarca, Gregori Vazquez

 ‘Blind Equalization Based-on Spatial and Temporal Diversity in Block-Coded Modulations'.

          IEEE International Conference Personal, Indoor and Mobile Radio Communications, PIRMC’98, Boston, U.S.A., pp. 1265-1269, ISBN 0-7803-4999-7, September 8-11, 1998.

[98.5] S. Calvo, J. Sala, A. pp., G. Vazquez

'Efficient bit-level design of an on-board digital TV demultiplexer'

          European Signal Processing Conference EUSIPCO'98, 8-11 Sept. 1998, Rodos, Grecia, pp. 885-888, Volum II de IV, Editorial Typorama Publications, Patras, Grecia. ISBN: 960-7620-05-4/960-7620-07-0 (Vol. II).

[98.6] J. Sala, A. Pagés, S. Calvo, G. Vazquez, J. Riba, J. Prat, A. Rodriguez

"HISPANET: a Digital Television/Multimedia Payload".

DSP'98, 6th ESA's Intl. Workshop on Digital Signal Processing Techniques for Space Communications, pp. 10.3-10.10. ESTEC, Noordwijk, The Netherlands. 23-25 Setembre 1998.

[98.7] F. Rocadenbosch, A. Comeron, G. Vazquez, A. Rodriguez, C. Soriano, J.M. Baldasano

"Inversion of atmospheric optical parameters form elastic-backscatter lidar returns using a Kalman filter".

Proc. SPIE, Europto Series, Atmospheric Propagation, Adaptive Systems, and Lidar Techniques for Remote Sensing II, 23-24 September 1998, Barcelona, Spain.

Vol. 3494, pp. 227-238. ISSN 0277-786X, ISBN 0-8194-2953-8

[97.1] Josep Sala and Gregori Vazquez

          ‘Statistical Reference Criteria for Adaptative Signal Processing in Digital Communications’.

          IEEE Transactions on Signal Processing. Special Issue on Signal Processing for Advanced Communications, Jan. 1997. pp. 14-31, Vol.45, No.1. ISSN 1053-587X.

[97.2] Jaume Riba, Jason Goldberg and Gregori Vazquez

          ‘Robust Beamforming for Interference Rejection in Mobile Communications’.

          IEEE Transactions on Signal Processing. Special Issue on Signal Processing for Advanced Communications, Jan. 1997. pp. 271-275, Vol.45, No.1. ISSN 1053-587X.

[97.3] Meritxell Lamarca, Gregori Vazquez

          ‘Multichannel Receivers for OFDM and TDMA in Mobile Communications’

          IEEE International Conference on Acoustic, Speech and Signal Procesing, ICASSP ‘97, pp.3865-3868, ISBN 0-646-313037. Munich, Germany. 21-24 April 1997.

[97.4] Meritxell Lamarca, Gregori Vazquez

          ‘Diversity Techniques for Blind Channel Equalization in Mobile Communications’

          IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC’97, pp. 1079-1083, Vol. III, ISBN 0-7803-3871-5. Helsinki, Finland. 1-4 September 1997.

[97.5] Meritxell Lamarca, Gregori Vazquez

          ‘Transform Modulations for Mobile Communications’

          IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC’97, pp. 462-466, Vol. II, ISBN 0-7803-3871-5. Helsinki, Finland. 1-4 September 1997.

[97.6] Meritxell Lamarca, Gregori Vazquez

          ‘Diversity Techniques for Blind Channel Equalization in Mobile Communications’

          Sixteenth Gretsi Symposium on Signal and Image Processing, GRETSI’97, pp. 713-716, Vol. 1. Grenoble, France. 15-19 September 1997.

[97.7] Javier R. Fonollosa, Jason Goldberg, Gregori Vazquez

          ‘Downlink Beamforming for cellular Mobile Communications in Frequency Selective Channels’

          IEEE Signal Processing Workshop on Signal Processing Advances in Wireless Communications, pp. 197-200, ISBN 0-7803-3944-4. París, France. 16-18 September 1997.

[97.8] Meritxell Lamarca, Gregori Vazquez

          ‘Spatial-Temporal Diversity for Blind Equalizers in Mobile Channels’

          Cost 254, Emerging Techniques for Communication Terminals Workshop, pp. 378-382, Toulouse, France. 07-09 July, 1997.

[96.1] Jaume Riba, Jason Goldberg, Gregori Vazquez and M.A. Lagunas

          ‘Signal Selective DOA Tracking for Multiple Moving Targets’.

          IEEE-International Conference on Acoustic, Speech and Signal Processing, ICASSP’96, pp. 2259-2262, Vol. V., ISBN 0-646-28031. Atlanta, U.S.A. 7-10 May 1996.

[96.2] Josep Sala and Gregori Vazquez

          ‘A Statistical Reference Criterion for Adaptive Filtering’.

          IEEE-International Conference on Acoustic, Speech and Signal Processing, ICASSP’96, pp. 1661-1664, Vol. III, ISBN 0-646-28031. Atlanta, U.S.A. 7-10 May 1996.

[96.3] Sergio Calvo and Gregori Vazquez

          ‘New Bounds On Rake Structures for DS-CDMA Over Frequency Selective Rayleigh Fading Channels’.

          8th IEEE Signal Processing Workshop on Statistical and Array Processing, pp. 517-520, ISBN 0-8186-7576-4. 24-26 June 1996, Corfu, Greece.

[96.4] Jaume Riba, Jason Goldberg and Gregori Vazquez

          ‘Robust Data Detection in Asynchronous DS-CDMA in the Presence of Timing Uncertainty’.

          8th IEEE Signal Processing Workshop on Statistical and Array Processing, pp. 521-524, ISBN 0-8186-7576-4. 24-26 June 1996, Corfu, Greece.

[96.5] Jason Goldberg, Alba Pagès, Miguel A. Lagunas, Javier Fonollosa and Gregori Vazquez.

          ‘Experimental Results for an SDMA Mobile Communications Antenna Array System’.

          Fourth International Symposium on Signal Processing and its Applications ISSPA’96. 26-28 August 1996. Gold Coast, Australia.

[96.6] Meritxell Lamarca and Gregori Vazquez

          ‘Channel Estimation for Transform Modulations in Mobile Communications’.

          VIII European Signal Processing Conference, EUSIPCO-96. pp. 1977-1980, ISBN 88-86179-83-9. 10-13 September 1996, Trieste, Italy.

[96.7] Jaume Riba, Jason Goldberg and Gregori Vazquez

          ‘Robust Beamforming for Interference Rejection in Mobile Communications’

          VIII European Signal Processing Conference, EUSIPCO-96. pp. 935-938, ISBN 88-86179-83-9. 10-13 September 1996, Trieste, Italy.

[96.8] Miguel A. Rey, Jaume Riba, Gregori Vazquez

          ‘A Digital On-Board Demodulator for the Skyplex DVB System’

          Fifth International Workshop on Digital Signal Processing Techniques Applied to Space Communications, pp. 3.23-3.38. Sitges (Spain), 25-27 Sept. 1996.

[96.9] Sergio Calvo, Jaume Riba, Gregori Vazquez

          ‘CDMA Synchronization in Near-Far Environments’.

          ACTS Mobile Communications Summit, pp. 186-194, Vol-I. Granada, Spain. November 27-29, 1996.

[96.10]        Miguel A. Rey, Francisco Alcala, Jaume Riba and Gregori Vazquez

          ‘The SKYPLEX Demodulator ASIC’.

          ESA Workshop on Microelectronics for Satellite Applications, ESTEC-ESA. Noordwijk, December 1996.

[95.1] Josep Sala and Gregori Vazquez

          ‘A Cost Function for Blind Signal Recovery Based-On an Implicit Cumulant Expansion’

          IEEE Signal Processing Workshop on HigherOrder Statistics, pp. 435-438. Dep. Leg. B-25.581-95. 12-14 June 1995, Begur, Spain.

[95.2] Margarita Cabrera, Eduardo G. Azofra and Gregori Vazquez

          ‘Architecture Hardware Design of a 32QAM Digital Modem for a Radiolink Communication System on the TMS320C30 DSP’.

         International Conference on Signal Processing Applications and Technology, October 1995, Boston, Massachusetts, U.S.A.

[95.3] Eduardo G. Azofra, Margarita Cabrera, Gregori Vazquez and Benjamí Rovira

          ‘Implementation of a D8PSK Modem using the TMS320C30 DSP’.

         International Conference on Signal Processing Applications and Technology, October 1995, Boston, Massachusetts, U.S.A.

[94.1] Jaume Riba and Gregori Vazquez.

          ‘Joint Recursive Parameters Estimation From The Sampled Instantaneous Cyclo-Autocorrelation Matrix’

          IEEE International Conference on Acoustic, Speech and Signal Procesing ICASSP ‘94, pp. 409-412, Vol. I, ISBN 0-7803-1775-0. Adelaida, Australia. 19-22, April 1994.

[94.2] Josep Sala, Gregori Vazquez.

          ‘Separation of Digital Communication Signals through Joint Space-Time Decorrelation’

          IEEE International Conference on Acoustics, Speech and Signal Processing ICASSP ‘94, pp. 145-148, Vol. I, ISBN 0-7803-1775-0. Adelaide, Australia. 19-22, April 1994.

[94.3] Josep Sala, Gregori Vazquez.

          ‘Mobile User Tracking Algorithms for Adaptive Arrays using Joint Beamforming and Equalization Techniques’.

          RACE Mobile Telecommunications Workshop, Amsterdam, The Netherlands. May, 1994.

[94.4] Jaume Riba, G. Vàzquez.

          ‘Synchronization In NonGeostationary Satellite to Mobile Communication’.

          RACE Mobile Telecommunications Workshop. Amsterdam, The Netherlands. May, 1994.

[94.5] Josep Sala, Gregori Vazquez.

          ‘Global Beamforming and Demodulation for Linearly modulated Signals’.

          IEEE Seventh SP Workshop on Statistical Signal and Array Processing, pp. 181-184, ISBN 2-9804169-0-8. Quebec, Canada. 26-29 Juny, 1994.

[94.6] Josep Sala, Gregori Vazquez, Miguel Angel Rey.

          ‘Adaptive Suppression of Co-Channel Interference in Digital Multi-User Schemes’ .

         ESA’s Fourth Workshop on Digital Signal Processing Techniques Applied to Space Communications. King’s College, Londres, Sept. 1994.

[94.7] Josep Sala, Gregori Vazquez.

          ‘Adaptive Blind Equalization and Demodulation Without Channel and Signal Parameter Extraction’.

          European Signal Processing Conference, EURASIP, EUSIPCO’94, pp. 720-723, Vol. II. Edimburg, Escocia. 13-16, September 1994.

[94.8] Jaume Riba and Gregori Vazquez

          ‘Bayesian Recursive Estimation of Frequency and Timing Exploiting the Cyclostationarity Property’.

          Signal Processing Journal (EURASIP). Oct. 1994, pp. 21-37-Vol. 40. ISSN 0165-1684

[94.9] Josep Sala and Gregori Vazquez

          ‘A Blind Equalization Algorithm Based-On a Statistical Reference of the Signal Constellation’

          Cost-229 Workshop on Adaptive Systems, Intelligent Approaches, Massively Parallel Computing and Emergent Techniques in Signal Processing and Communications, pp. 27-32. Bayona (Spain), Oct. 1994.

[93.1] Jaume Riba and Gregori Vazquez.

          ‘Adaptive Joint Frequency & Timing Estimation Exploiting The Cyclostationarity Property.’

          Workshop on Adaptive Methods and Emergent Techniques For Signal Processing and Communications. June 1993., Bayona,. Spain. Cost #229WG.1+2 Second Vigo Workshop. This paper was selected for its publication to an special issue of Signal Processing (EURASIP).

[93.2] Jaume Riba and Gregori Vazquez.

          ‘Joint Parameters Estimation Based-On Non-Linear Transforms’.

          International Conference On Digital Signal Processing, pp. 14-19, ISBN 9963-607-00-4. 14-19 July 1993, Nicosia, Cyprus. Invited Paper.

[92.1] Gregori Vazquez, Jaume Riba, Meritxell Lamarca.

          ‘ZeroError Detection Algorithms and Parallel Processing for Frequency and Timing Estimation in Digital Communications’.

          Third International Workshop on Digital Signal Processing Techniques Applied to Space Communications’, pp. 4.10-4.20. ESA/ESTEC, The Netherlands. 23-25, September 1992.

[92.2] Meritxell Lamarca and Gregori Vazquez.

          ‘Data Dependent Filtering Applied to Dual Filter Detectors for Frequency Estimation in Digital Communications’.

          Second COST229 Workshop on Adaptive Algorithms in Communications. Bordeaux, France. October 1992.

[92.3] Miguel A. Lagunas and Gregori Vazquez.

          Título del Libro: ‘Higher Order Statistics’.

          Capítulo: ‘Array Processing from Third Order Cumulants’.

          pp. 243-246. ELSEVIER.1992. ISBN: 0 444 89654 6.

[91.1] Miguel A. Lagunas y Gregori Vazquez.

          ‘DOA Detection vs Combined Spatial Temporal Reference Beamforming’.

          IEEE International Conference on Acoustic, Speech and Signal Processing, ICASSP’91, pp. 3717-3720. ISBN 0-7803-003-3. Toronto, Canada. 14-17, May 1991.

[91.2] Miguel A. Lagunas y Gregori Vazquez.

          ‘Array Processing from Third Order Cumulants’.

          International Signal Processing Workshop on Higher Order Statistics, pp. 217-220. Chamrousse, Francia. 10-12, July 1991.

[91.3] Miguel A. Lagunas y Gregori Vazquez.

          ‘CIR Beamforming with Temporal Reference’.

          GRETSI’91, Juan les Pins, Francia. Sept. 1991.

[90.1] Miguel A. Lagunas, Gregori Vazquez and J.F. Sitjar

          ‘Specific 2D Spectral Estimation for Wideband Array Beamforming’.

          IEEE International Conference on Acoustic, Speech and Signal Processing, ICASSP’90, pp. 2707-2710, Lib. of Congress Catalog 84-645139. Albuquerque, New México, U.S.A. 3-6, April 1990.

[90.2] F.J. Castro, J. Castells, J.J. Sanchez, G. Vazquez.

          ‘Linear Phase Adaptive Line Enhancer for Improving the Performance of Phase Synchronizers’.

          V European Signal Processing Conference, EURASIP, EUSIPCO’90, pp. 1843-1847, Vol. III, ISBN 0-444-88636-2. Barcelona (Spain). 18-21, Sept. 1990.

[90.3] Gregori Vazquez.

          ‘DataDependent Error Weighting for Constant Variance Transversal Filtering’.

          V European Signal Processing Conference, EURASIP, EUSIPCO’90, pp. 185-188, Vol. I, ISBN 0-444-88636-2. Barcelona (Spain). 18-21, Sept. 1990.

[89.1] Gregori Vazquez, Antoni Gasull, J.J. Sanchez , Miguel A. Lagunas

          ‘Constant Variance Transversal Filtering for Adaptive Channel Equalization’

          International Conference on Sonar Signal Processing. University of Technology, Loughborough, Leicestershire, Inglaterra, Diciembre 1989.

[88.1] Gregori Vazquez, Mateo Amengual and Antoni Gasull.

          ‘Data PreProcessing for High Resolution Adaptive Algorithms’.

          1988 IEEE International Symposium on Circuits and Systems, Helsinki (Finland), 79 June 1988, pp.763-766, ISBN 2458-8-2641-1.

[88.2] Mateo Amengual, Gregori Vazquez and Miguel A. Lagunas.

          ‘System Identification Through First and Second Order Infromation from the Periodogram’.

          IEEE International Symposium on Circuits and Systems, Helsinki (Finland) 7-9 June 1988, pp. 1341-1344, ISBN 2458-8-2641-1.

[88.3] Gregori Vazquez, Francesc Vallverdú and Mateo Amengual.

          ‘Inclusion of Gradient Based Schemes in HighResolution Methods’.

          Fourth European Signal Processing Conference, EUSIPCO’88, Grenoble (France), 5-8 Sept. 1988, pp.395-398.

[88.4] Mateo Amengual, Francesc Vallverdú and Gregori Vazquez.

          ‘On the Use of Higher Order Information in SVD Based Methods’.

          Fourth European Signal Processing Conference, EUSIPCO’88, Grenoble (France), 5-8 Sept. 1988, pp. 431-434.

[88.5] Francesc Vallverdú, Mateo Amengual and Gregori Vazquez.

          ‘Adaptive Spectrum Estimation with Linear Constrains’.

          Fourth European Signal Processing Conference, EUSIPCO’88, Grenoble (France), 5-8 Sept. 1988, pp. 191-193.

[87.1] Gregori Vazquez and Antoni Gasull.

          ‘Use of the Available Information for an Adequate StepSize Actualization’.

          International Conference on Digital Signal Processing, Florence (Italy) 7-10 Sept.1987, pp. 750-754.

[86.1] Gregori Vazquez, Antoni Gasull and Miguel A. Lagunas.

          ‘Known Input Power Spectrum in Adaptive L.M.S. and A. G. Algorithms’.

          Third European Signal Processing Conference, EUSIPCO’86, The Hague (Holland), 2-5 Sept. 1986, pp. 965-968.

[85.1] Gregori Vazquez, Antoni Gasull and Atanasio Carpena.

          ‘BitSlice Implementation of A Linear Predictive Vocoder’.

          Mediterranean Electrotechnical Conference, Madrid (Spain), 8-10 Oct. 1985, pp. 287-289.

[85.2] Mateo Amengual, Joan Casamajó, Gregori Vazquez and Jesús Labarta.

          ‘Design and Implementation of a 2048FFT Capture Spectrum Analyzer’.

          Mediterranean Electrotechnical Conferences, Madrid (Spain), 8-10 Oct. 1985, pp. 295-297.

[85.3] Gregori Vazquez.

          ‘On the use of Prior Information in L.M.S. Method for Time Delay Estimation’.

          Time Delay Estimation Workshop. Ecole d’Eté de Physique Thèorique, Les Houches, Chamonix (France). Aug. 1985.