Academic position:
Assistant Professor
Joining date:
01-01-1993
Role in IT: Researcher Scientific Area: Wireless Communications
Group: Communication Theory – Lx
Techniques for Robust Carrier Phase Tracking (under High Dynamics/Strong Fading/Scintillation Conditions)
European Space Agency
01-07-2012
01-06-2013
Academic Activities
Supervision of theses
Undergraduate
- Estudo Comparativo dos Sistemas de Navegação GPS e GALILEO, Undergraduate, Teresa Sousa , 9-2004
- Estudo Comparativo dos Sistemas de Navegação GPS e GALILEO , Undergraduate, Susana Mendes , 9-2004
- Sincronização de frequência e estimação de canal em OFDM, Undergraduate, Catarina Brites , 9-2003
- Sincronização de frequência e estimação de canal em OFDM , Undergraduate, Eva Rosa , 9-2003
PhD
- Vector Structures in GNSS Receivers, Vector Structures in GNSS Receivers, PhD, José Marçal, 1-2015, Instituto Superior Técnico
- Analytical Evaluation of Nonlinear Distortion Effects in Multicarrier Signals, PhD, Teresa Araújo, 1-2012, Instituto Superior Técnico
- Joint Frequency-domain Equalization and Fine Decision-directed Carrier Synchronization for Single-Carrier Modulation, PhD, Pedro Pedrosa, 1-2012, Instituto Superior Técnico
- Signal Processing Techniques in Modern Multi-Constellation GNSS Receivers , PhD, Nuria Blanco Delgado , 6-2011, Instituto Superior Técnico
MSc
- Multipath mitigation techniques in GPS/Galileo, MSc, Diogo Cândido, 9-2013, Instituto Superior Técnico
- Attitude Determination of Highly Dynamic Fixed-wing UAVs, MSc, Hugo José Dias Lopes , 11-2011, Instituto Superior Técnico
- Impact Analysis of the Galileo System Deployment, MSc, André Filipe Sérgio da Silva, 11-2011, Instituto Superior Técnico
- Navegação e Determinação de Atitude em Aeronaves Através de Múltiplos Receptores GNSS, MSc, Afonso Rodrigues Gonçalves, 11-2011, Instituto Superior Técnico
- Técnicas de Monitorização de Integridade em GPS, MSc, Paulo Paulino , 9-2010, Instituto Superior Técnico
- Multipath Mitigation Techniques Suitable for Low Cost GNSS Receivers, MSc, Tiago Roque Peres, 11-2008, Instituto Superior Técnico
- Error Characterization and Analysis of Techniques for Its Mitigation in GPS/Galileo , MSc, Valter Matos, 9-2008
- Error Analysis in GNSS Receivers, MSc, Teresa de Sousa , 10-2007, Instituto Superior Técnico
- Estimation/Detection Techniques for Block Transmission in Highly Dispersive Channels with Carrier Frequency Offset, MSc, Pedro Pedrosa, 9-2007, Instituto Superior Técnico
- Low-Cost INS/GPS Data Fusion with Extended Kalman Filter for Airborne Applications, MSc, Adriano Solimeno, 9-2007, Instituto Superior Técnico
Licenciatura
- Methods for the Resolution of the Equation of Navigation, Licenciatura, Rafael Carapinha, 9-2006
- Methods for the Resolution of the Equation of Navigation, Licenciatura, João Lavadinho, 9-2006
- Estudo de Receptores em Sistemas de Navegação GPS/Galileo, Licenciatura, Nuno Freitas,Rafael Malundo , 9-2005
Publications
Papers in Journals [16]
- Sousa, F.; Nunes, F.; "New Expressions for the Autocorrelation Function of BOC GNSS Signals", Journal Navigation, Vol. -, No. -, pp. - - -, March, 2013. Abstract
| BibTex
- N. Delgado; Nunes, F.; "Multipath Estimation in Multicorrelator GNSS Receivers using the Maximum Likeliood Principle", IEEE Trans. on Aerospace and Electronic Systems, Vol. 48, No. 4, pp. 3222 - 3233, October, 2012. Abstract
| BibTex
- Nunes, F.; Sousa, F.; "GNSS Near-Far Mitigation through Subspace Projection without Phase Information", IEEE Trans. on Aerospace and Electronic Systems, Vol. 48, No. 3, pp. 2746 - 2755, July, 2012. Abstract
| BibTex
- Pedrosa, P.; Dinis, R.; Nunes, F.; Dias, J.; "Phase Drift Estimation and Symbol Detection in Digital Communications: A Stochastic Recursive Filtering Approach", IEEE Communications Letters, Vol. 16, No. 6, pp. 854 - 857, June, 2012.
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- Pedrosa, P.; Dinis, R.; Nunes, F.; "Analytical performance evaluation of a class of receivers with joint equalisation and residual carrier frequency offset estimation", Transactions on Emerging Telecommunications Technologies, Vol. -, No. -, pp. - - -, May, 2012. Abstract
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- Pedrosa, P.; Dinis, R.; Nunes, F.; "Iterative Frequency Domain Equalization and Carrier Synchronization for Multi-Resolution Constellations ", IEEE Trans. on Broadcasting, Vol. 56, No. 4, pp. 551 - 557, December, 2010. Abstract
| BibTex
- N. Delgado; Nunes, F.; "Satellite Selection Method for Multi-Constellation GNSS Using Convex Geometry ", IEEE Trans. on Vehicular Tech., Vol. 59, No. 9, pp. 4289 - 4297, November, 2010. Abstract | Full text (PDF 1057KB) | BibTex
- Pedrosa, P.; Dinis, R.; Nunes, F.; "State-Space estimation for OFDM and SC-FDE Schemes with Strongly Varying Carrier Frequency Offset", ECTI Trans. on Computer and Information Technology, Vol. 4, No. 1, pp. 21 - 29, May, 2010. Abstract
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- Dinis, R.; T. Araújo; Pedrosa, P.; Nunes, F.; "Joint turbo equalisation and carrier synchronisation for SC-FDE schemes", European Trans. on Telecommunications, Vol. 21, No. 2, pp. 131 - 141, February, 2010. Abstract
| BibTex
- Nunes, F.; Leitão, J.; Sousa, F.; "Nonlinear Filtering in GNSS Pseudorange Dynamics Estimation Combining Code Delay and Carrier Phase", IEEE Journal on Selected Topics in Signal Processing, Vol. 3, No. 4, pp. 639 - 650, August, 2009. Abstract
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- Nunes, F.; Sousa, F.; Leitão, J.; "Gating Functions for Multipath Mitigation in GNSS BOC Signals", IEEE Trans. on Aerospace and Electronic Systems, Vol. 43, No. 3, pp. 951 - 964, July, 2007. Abstract
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- Nunes, F.; Leitão, J.; "Signal Processing Aspects of Fusion Plasma Broadband Reflectometry", IEEE Trans. on Signal Processing, Vol. 47, No. 2, pp. 378 - 388, February, 1999.
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- Nunes, F.; M. Manso; I. Nunes; J. Santos; A. Silva; P. Varela; "On the application of the Wigner-Ville distribution to broadband reflectometry", Fusion Engineering and Design, Vol. 43, No. 1, pp. 441 - 449, January, 1999.
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- Nunes, F.; J. Santos; M. Manso; "Recursive algorithm for fast evaluation of the Abel inversion integral in broadband reflectometry", Review of Scientific Instruments, Vol. 70, No. 1, pp. 1047 - 1050, January, 1999.
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- Nunes, F.; Leitão, J.; "A Nonlinear Filtering Approach to Estimation and Detection in Mobile Communications", IEEE Journal on Selected Areas in Communications, Vol. 16, No. 9, pp. 1649 - 1659, December, 1998.
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- Nunes, F.; P. Varela; A. Silva; M. Manso; J. Santos; I. Nunes; F. Serra; "A two-dimensional regularization algorithm for density profile evaluation from broadband reflectometry", Review of Scientific Instruments, Vol. 68, No. 1, pp. 906 - 909, January, 1997.
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Papers in Conference Proceedings [60]
- Sousa, F.; Nunes, F.; "Characterization and Performance Analysis of a VDFLL GNSS Receiver Architecture", Proc ESA Workshop on Satellite Navigation User Equipment Technologies (NAVITEC), Noordwijk, Netherlands, Vol. 1, pp. 1 - 8, December, 2012.
Abstract
| BibTex
- Nunes, F.; Sousa, F.; "Jamming Detection in GNSS Signals Using the Sample Covariance Matrix", Proc ESA Workshop on Satellite Navigation User Equipment Technologies (NAVITEC), Noordwijk, Netherlands, Vol. 1, pp. 1 - 8, December, 2012.
Abstract
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- Pedrosa, P.; Dinis, R.; Nunes, F.; "Joint Equalization and Phase Noise Tracking for Doubly Selective Channels", Proc IEEE International Conf. on Computer Communication and Networks - ICCCN, Munique, Germany, Vol. -, pp. 1 - 7, July, 2012.
Abstract
| BibTex
- Sousa, F.; Nunes, F.; "New Expressions for the Autocorrelation Function of Galileo Signals", Proc European Navigation Conf. - ENC-GNSS, London, United Kingdom, Vol. I, pp. 1 - 15, November, 2011.
Abstract
| BibTex
- Nunes, F.; Sousa, F.; Leitão, J.; "Performance Analysis of Low-Complexity VDLL Architectures for GNSS Signals", Proc European Navigation Conf. - ENC-GNSS, London, United Kingdom, Vol. 1, pp. 1 - 13, November, 2011.
Abstract
| BibTex
- Pedrosa, P.; Dinis, R.; Nunes, F.; "Joint Detection and CFO Estimation for QAM Constellations", Proc IEEE Vehicular Technology Conf. - VTC-Spring, Budapest, Hungary, Vol. -, pp. - - -, May, 2011.
Abstract
| BibTex
- J. Lorga; P. F. Silva; J. Silva; T. Silva; M. Nunes; Nunes, F.; Sousa, F.; "GNSS Hybridization for Indoor Positioning", Proc ESA Workshop on Satellite Navigation User Equipment Technologies (NAVITEC), Noordwijk, Netherlands, Vol. 1, pp. 1 - 13, December, 2010.
Abstract
| BibTex
- Nunes, F.; Sousa, F.; "Low-Complexity VDLL Receiver for Multi-GNSS Constellations", Proc ESA Workshop on Satellite Navigation User Equipment Technologies (NAVITEC), Noordwijk, Netherlands, Vol. 1, pp. 1 - 8, December, 2010.
Abstract
| BibTex
- Sousa, F.; Nunes, F.; "Near-Far effect mitigation for GNSS software receivers using subspace projection", Proc ESA Workshop on Satellite Navigation User Equipment Technologies (NAVITEC), Noordwijk, Netherlands, Vol. 1, pp. 1 - 6, December, 2010.
Abstract
| BibTex
- N. Delgado; Nunes, F.; "Satellite Selection based on WDOP Concept and Convex Geometry", Proc ESA Workshop on Satellite Navigation User Equipment Technologies (NAVITEC), Noordwijk, Netherlands, Vol. 1, pp. 1 - 8, December, 2010.
Abstract
| BibTex
- Pedrosa, P.; Dinis, R.; Nunes, F.; "An Analytical Approach for Performance Evaluation oa a Class of Receivers with Joint Equalization and Carrier Frequency Synchronization", Proc IEEE Signal Processing Workshop on Signal Processing Advances in Wireless Comm., Marrakech, Morocco, Vol. -, pp. - - -, June, 2010.
Abstract
| BibTex
- Pedrosa, P.; Dinis, R.; Nunes, F.; "Analytical Performance Evaluation of a Class of Receivers with Joint Equalization and Carrier Frequency Synchronization", Proc IEEE Sarnoff Symp. 2010, Princeton, United States, Vol. -, pp. - - -, April, 2010.
Abstract
| BibTex
- Pedrosa, P.; Dinis, R.; Nunes, F.; "A Model of an Iterative Estimator of the Carrier Frequency Offset", Proc IASTED International Conf. on Signal Processing, Pattern Recognition and Applications - SPPRA, Innsbruck, Austria, Vol. -, pp. - - -, February, 2010.
Abstract
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- N. Delgado; Nunes, F.; "A Convex Geometry Approach to Dynamic GNSS Satellite Selection for a Multi-Constellation System", Proc Institute of Navigation GPS/GNSS Conf., Savannah, United States, Vol. -, pp. - - -, September, 2009.
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- Nunes, F.; Sousa, F.; N. Delgado; "A VDLL Approach to GNSS Cell Positioning for Indoor Scenarios", Proc Institute of Navigation GPS/GNSS Conf., Savannah, United States, Vol. 1, pp. 1690 - 1699, September, 2009.
Abstract
| BibTex
- Sousa, F.; Nunes, F.; Leitão, J.; "Correlation Losses and Interference Rejection due to Quantization in CBOC Receivers", Proc Institute of Navigation GPS/GNSS Conf., Savannah, United States, Vol. 1, pp. 3234 - 3241, September, 2009.
Abstract
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- N. Delgado; Nunes, F.; "Maximum Likelihood Estimation of Multipath and Theoretical Accuracy Limits for the New Navigation Signals", Proc European Navigation Conf. - ENC-GNSS, Naples, Italy, Vol. 1, pp. 1 - 12, May, 2009.
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- Nunes, F.; Sousa, F.; Leitão, J.; "Performance Analysis of Altimeter-Aided GNSS Receiver for Indoor Scenarios", Proc Conf. on Telecommunications - ConfTele, Santa maria da Feira, Portugal, Vol. 1, pp. 1 - 4, May, 2009. Abstract | Full text (PDF 259KB) | BibTex
- N. Delgado; Nunes, F.; "Theoretical Performance of the MEDLL Algorithm for the New Navigation Signals", Proc Conf. on Telecommunications - ConfTele, Aveiro, Portugal, Vol. 1, pp. 1 - 4, May, 2009.
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- Nunes, F.; Sousa, F.; Leitão, J.; "Code Tracking Algorithm for GNSS Open-Loop Receivers Using Autocorrelation Interpolation", Proc ESA Workshop on Satellite Navigation User Equipment Technologies (NAVITEC), Noordwijk, Netherlands, Vol. 1, pp. 1 - 8, December, 2008.
Abstract
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- Sousa, F.; Nunes, F.; Leitão, J.; "Multipath Mitigation Techniques in MBOC GPS/Galileo Signals Using the CCRW Concept", Proc ESA Workshop on Satellite Navigation User Equipment Technologies (NAVITEC), Noordwijk, Netherlands, Vol. 1, pp. 1 - 8, December, 2008.
Abstract
| BibTex
- N. Delgado; Nunes, F.; J. Xavier; "A Geometrical Approach for Maximum Likelihood Estimation of Multipath", Proc Institute of Navigation GPS/GNSS Conf., Savannah, GA, United States, Vol. 1, pp. 1 - 10, September, 2008.
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- Nunes, F.; Sousa, F.; Leitão, J.; "BOC/MBOC Multicorrelator Receiver with Least-Squares Multipath Mitigation Technique ", Proc Institute of Navigation GPS/GNSS Conf., Savannah, United States, Vol. 1, pp. 1 - 11, September, 2008.
Abstract
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- Sousa, F.; Nunes, F.; Leitão, J.; "Code Correlation Reference Waveforms for Multipath Mitigation in MBOC GNSS Receivers", Proc European Navigation Conf. - ENC-GNSS, Toulouse, France, Vol. 1, pp. 1 - 10, April, 2008.
Abstract
| BibTex
- Nunes, F.; Sousa, F.; Leitão, J.; "Least-Squares Minimization Technique for Multipath Mitigation in GNSS Receivers", Proc European Navigation Conf. - ENC-GNSS, Toulouse, France, Vol. 1, pp. 1 - 11, April, 2008.
Abstract
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- Nunes, F.; Sousa, F.; Leitão, J.; "Nonlinear Least-Squares Algorithm for Close-in Multipath Mitigation in GNSS Receivers", Proc Institute of Navigation GPS/GNSS Conf., Fort Worth, United States, Vol. I, pp. 1 - 9, September, 2007.
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- Nunes, F.; Leitão, J.; Sousa, F.; "Improving Pseudorange Estimation in GNSS Receivers with a Recursive Bayesian Approach", Proc Conf. on Telecommunications - ConfTele, Peniche, Portugal, Vol. 1, pp. 1 - 4, May, 2007.
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- Nunes, F.; Sousa, F.; Leitão, J.; "Parallel Bayesian Code Delay and Doppler frequency Estimation in GNSS Receivers", Proc ESA Workshop on Satellite Navigation User Equipment Technologies (NAVITEC), Noordwijk, Netherlands, Vol. 1, pp. 1 - 8, December, 2006.
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- Sousa, F.; Nunes, F.; Leitão, J.; "Strobe Correlator Design for Multipath Mitigation in BOC GNSS Receivers", Proc ESA Workshop on Satellite Navigation User Equipment Technologies (NAVITEC), Noordwijk, Netherlands, Vol. 1, pp. 1 - 8, December, 2006.
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- Nunes, F.; Sousa, F.; Leitão, J.; "Kalman Filtering for Acquisition of GNSS Signals in Highly-Manoeuvrable Receivers", Proc IEEE Position, Location and Navigation Symp. - PLANS, San Diego, United States, Vol. 1, pp. 1 - 9, April, 2006.
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- Sousa, F.; Nunes, F.; Leitão, J.; "Strobe Pulse Design for Multipath Mitigation in BOC GNSS Receivers", Proc IEEE Position, Location and Navigation Symp. - PLANS, San Diego, United States, Vol. 1, pp. 1 - 8, April, 2006.
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- Nunes, F.; Sousa, F.; Leitão, J.; "Improving Multipath Mitigation in GPS/Galileo BOC Signals with Gating Functions", Proc Institute of Navigation Annual Meeting, Cambridge-Boston, United States, Vol. 1, pp. 498 - 507, June, 2005.
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- Sousa, F.; Nunes, F.; Leitão, J.; "Partial Correlation Technique for the Acquisition of Weak GPS/Galileo Signals ", Proc Institute of Navigation Annual Meeting, Cambridge-Boston, United States, Vol. 1, pp. 543 - 552, June, 2005.
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- Nunes, F.; Sousa, F.; J. Silva; Leitão, J.; "Hybrid Code Delay Estimator for GPS/Galileo BOC Signals Using the Innovations Approach", Proc Conf. on Telecommunications - ConfTele, Tomar, Portugal, Vol. 1, pp. 1 - 4, April, 2005.
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- Sousa, F.; Nunes, F.; Leitão, J.; "An Acquisition Algorithm for Weak Signals in Galileo and Modernized GPS Systems", Proc ESA Workshop on Satellite Navigation User Equipment Technologies (NAVITEC), Noordwijk, Netherlands, Vol. 1, pp. 480 - 487, December, 2004.
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- Nunes, F.; Sousa, F.; Leitão, J.; "Multipath Mitigation Technique for BOC Signals Using Gating Functions", Proc ESA Workshop on Satellite Navigation User Equipment Technologies (NAVITEC), Noordwijk, Netherlands, Vol. 1, pp. 1 - 8, December, 2004.
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- A. Nunes; T. Ferreira; J. Borràs; Nunes, F.; Sousa, F.; G. Seco; "Signal Generator and Receiver Toolbox for Galileo/GPS Signals", Proc ESA Workshop on Satellite Navigation User Equipment Technologies (NAVITEC), Noordwijk, Netherlands, Vol. 1, pp. 1 - 8, December, 2004.
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- Nunes, F.; Sousa, F.; Leitão, J.; "An Innovations Approach to False-lock Mitigation for GPS/Galileo BOC Signals", Proc Institute of Navigation GPS/GNSS Conf., Long Beach, CA, United States, Vol. 1, pp. 1 - 8, September, 2004.
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- Nunes, F.; Sousa, F.; Leitão, J.; "Innovations-based Code Discriminator for GPS/Galileo BOC Signals", Proc IEEE Vehicular Networking Conf. (VNC), Los Angeles, United States, Vol. 1, pp. 1 - 5, September, 2004.
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- Nunes, F.; Leitão, J.; "Innovations-based Channel Estimation and symbol Detection of Multi-level OFDM Signals", Proc IEEE Signal Processing Workshop on Signal Processing Advances in Wireless Comm., Lisboa, Portugal, Vol. 1, pp. 1 - 4, July, 2004.
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- Nunes, F.; Leitão, J.; "A New Fast Code/Frequency Acquisition Algorithm for GPS C/A Signals", Proc IEEE Vehicular Networking Conf. (VNC), Orlando, United States, Vol. 1, pp. 1 - 5, October, 2003.
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- Nunes, F.; Leitão, J.; "State-space Estimation of Rapidly-varying Carrier Frequency Offsets in OFDM Systems", Proc IEEE Signal Processing Workshop on Signal Processing Advances in Wireless Comm., Roma, Italy, Vol. 1, pp. 370 - 374, June, 2003.
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- Nunes, F.; Leitão, J.; "Joint Doppler Frequency and Frequency-Rate Estimation in LEO Satellite Communications", Proc IEEE Global Telecommunications Conf. - GLOBECOM, Taipei, Taiwan, Vol. 1, pp. 1 - 5, November, 2002.
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- Nunes, F.; Leitão, J.; "16-DAPSK Sequence Detection in Fading Channels with Carrier Frequency Offset Estimation", Proc IEEE International Symp. on Personal, Indoor and Mobile Radio Commun - PIMRC , Lisbon, Portugal, Vol. 5, pp. 2072 - 2076, September, 2002.
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- Nunes, F.; Leitão, J.; "Doppler Frequency and Frequency-Rate Estimation in Fading Channels. Application to LEO Satellite Communications", Proc ESA DSP, Sesimbra, Portugal, Vol. 1, pp. 8.4(1) - 8.4(8), October, 2001.
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- Nunes, F.; Leitão, J.; "M-DPSK Detection, Channel Estimation and Power Control in LEO Satellite Communications", Proc IEEE International Conf. on Communications - ICC, Helsinki, Finland, Vol. 4, pp. 2655 - 2659, June, 2001.
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- Nunes, F.; Leitão, J.; "Adaptive Scheme for M-DPSK Signals in LEO Satellite Communications", Proc IEEE Vehicular Networking Conf. (VNC), Rhodes, Greece, Vol. 4, pp. 2993 - 2997, May, 2001.
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- Nunes, F.; Leitão, J.; "Adaptive M-DPSK Scheme for Fading Channels", Proc Conf. on Telecommunications - ConfTele, Figueira da Foz, Portugal, Vol. 1, pp. 341 - 345, April, 2001.
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- Nunes, F.; Leitão, J.; "M-DPSK Receiver for Doppler-Shift Mobile Communications", Proc IEEE Signal Processing Workshop on Signal Processing Advances in Wireless Comm., Taoyuan, Taiwan, Vol. 1, pp. 22 - 25, March, 2001.
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- Nunes, F.; Leitão, J.; "Improving UAV-Ground Digital Links with GPS Data", Proc UAV's International Conf., Bristol, United Kingdom, Vol. 1, pp. 15.1 - 15.7, April, 2000.
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- Nunes, F.; Leitão, J.; "Nonlinear Channel Estimation in Fading OFDM Systems", Proc IEEE Global Telecommunications Conf. - GLOBECOM, Rio de Janeiro, Brazil, Vol. 4, pp. 2157 - 2161, December, 1999.
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- Nunes, F.; Leitão, J.; "Fast Phase Acquisition Receiver for LEO Communications in Rician Channels ", Proc IEEE International Conf. on Communications - ICC, Vancouver, Canada, Vol. 2, pp. 1058 - 1062, June, 1999.
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- Nunes, F.; Leitão, J.; "A Fast Phase Acquisition Receiver for Nongeostationary Orbit Satellites", Proc Conf. on Telecommunications - ConfTele, Sesimbra, Portugal, Vol. 1, pp. 50 - 54, April, 1999.
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- Nunes, F.; Leitão, J.; "Open-loop Receiver for MSK with Doppler Frequency Shift", Proc IEEE Global Telecommunications Conf. - GLOBECOM, Sydney, Australia, Vol. 6, pp. 3626 - 3631, December, 1998.
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- Nunes, F.; J. Santos; M. Manso; "Two-layer perceptron for fast plasma density evaluation in broadband reflectometry", Proc IEEE International Conf. on Electronics, Circuits and Systems, Lisbon, Portugal, Vol. 2, pp. 253 - 256, September, 1998.
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- Nunes, F.; Leitão, J.; "Doppler Shift Robust Receiver for Digital Parallel Signalling in Fading Channels", Proc IEEE Global Telecommunications Conf. - GLOBECOM, Phoenix, United States, Vol. 3, pp. 1225 - 1229, November, 1997.
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- Nunes, F.; Leitão, J.; "Doppler Shift Robust Receiver for Mobile Satellite Communications", Proc IEEE Global Telecommunications Conf. - GLOBECOM, London, United Kingdom, Vol. 1, pp. 405 - 409, November, 1996.
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- Nunes, F.; Leitão, J.; "A Nonlinear Filtering Approach to Symbol Detection and State Estimation in Rice/Rayleigh Channels", Proc IEEE International Conf. on Communications - ICC, Seattle, United States, Vol. 3, pp. 1795 - 1799, June, 1995.
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- Nunes, F.; Leitão, J.; "State Estimation in Rice/Rayleigh Channels Using a Nonlinear Filtering Technique", Proc IEEE International Conf. on Communications - ICC, New Orleans, United States, Vol. 2, pp. 903 - 907, May, 1994.
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- Project Reports[5]
- Sousa, F.; Nunes, F.; J. Borràs; "Development of a Navigation User Receiver Simulator", Skysoft, IT, p237, March, 2004.
- Sousa, F.; Nunes, F.; J. Borràs; "Beta and gamma-versions software receivers architectural design", Skysoft, IT, p237, March, 2004.
