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Sébastien Roy

Professeur, Faculté de génie
FAC. GÉNIE Électrique et informatique

Présentation

Sujet de recherche

Systèmes de télécommunications, Transmission et traitement des signaux numériques, Circuits intégrés

Disciplines de recherche

Génie électrique et génie électronique

Mots-clés

antennes et propagation, circuits arithmétiques, circuits intégrés, codage spatio-temporel, égalisation, réseautique, Réseaux d'antennes, synthèse de circuits, théorie des communic., traitement spatio-tempore

Intérêts de recherche

Le grand thème unificateur de mes recherches pourrait être désigné "réseaux cognitifs" puisque nous touchons à la coopération et au relayage dans les réseaux sans fil, aux réseaux auto-organisés, et aux réseaux de capteurs. Je travaille aussi sur plusieurs projets ayant trait aux algorithmes traitement de signal et leur implantation sur puce VLSI.

Langues parlées et écrites

Anglais, Français

Diplômes

(2001). Space-Time Processing in Fixed Broadband Wireless Systems (Doctorat, Ph. D.). Carleton University.

(1993). Méthodes de réalisation de l'algorithme de Viterbi sur ordinateur massivement parallèle de type SIMD (Maîtrise avec mémoire, Maîtrise en Sciences (MSc)). Université Laval.

(1991). (Baccalauréat, Baccalauréat). Université Laval.

Titres de compétence

Professional engineer.

Expérience académique

Department Chair. (2016-2017). Université de Sherbrooke. Canada.

Prix et distinctions

  • (2018) IEEE ICNC Gold Contribution Award. (Prix).
  • (2016) IEEE ICNC Silver Contribution Award. (Prix).
  • (2014) IEEE Vehicular Technology Society Conference Chair Award. IEEE Vehicular Technology Society. (Distinction).
  • (2008) Star Professor Award. Université Laval. (Distinction).
  • (2007) Star Professor Award. Université Laval. (Distinction).
  • (2007) SYTACom Industrial Collaboration Award. SYTACom - strategic network on Systems and Technologies for Advanced Communications. (Distinction).
  • (2006) Top 6 ranking, best paper award competition. IEEE Vehicular Technology Conference (VTC) 2006 Spring. (Distinction).
  • (2005) Most appreciated 4th year professor. AESGUL (student association, sciences and engineering, U. Laval). (Distinction).
  • (2005) Star professor award. Université Laval. (Distinction).
  • (2004) Star professor award. Université Laval. (Distinction).
  • (2000) Post graduate research excellence award. Institut canadien de recherche en télécommunications. (Distinction).

Financement

  • Subvention. (Obtenu). Cocandidat. Distributed Digital Intelligence Network (D2IN): Development of disruptive and low-cost microsystems for edge computing. Fondation Canadienne pour l'Innovation (FCI). Innovation Fund. 16 170 000 $. (2020-2025)
  • Subvention. (Obtenu). Cocandidat. A distributed neural recorder / stimulator for epilepsy monitoring. PROMPT-Québec. Gezell. Alliance. 192 500 $. (2021-2024)
  • Subvention. (Obtenu). Candidat principal. Utilisation sécuritaire de l’internet des objets industriel dans un contexte de connectivité 5G. Ville de Sherbrooke. Honeywell. Cyber Security Cooperation Program. 45 000 $. (2021-2024)
  • Subvention. (Obtenu). Cocandidat. Évaluation de la résilience d’un redistributeur électrique dans un contexte d’industrie 4.0. Sécurité Publique et Protection Civile du Canada (SPPCC). Programme de coopération en matière de cybersécurité. 1 054 171 $. (2020-2024)
  • Subvention. (Obtenu). Cocandidat. Systèmes, technologies et applications en radiofréquence et communications (STARaCom). Fonds de recherche du Québec - Nature et technologies (FRQNT). Regroupements stratégiques. 3 600 000 $. (2017-2023)
  • Subvention. (Obtenu). Candidat principal. Practical large-scale antenna systems (LSAS) for high bit-rate communications based on antenna selection and spatial modulation. Conseil de Recherches en Sciences Naturelles et Génie du Canada (CRSNG). Discovery. 141 000 $. (2018-2023)
  • Subvention. (Obtenu). Candidat principal. Plateforme de prototypage multi-radio à accès intelligent pour l’internet des objets. ReSMiQ. Collaborative research project seed fund. 35 000 $. (2021-2022)
  • Subvention. (Obtenu). Cocandidat. Cyberrésilience d’un redistributeur électrique dans un contexte d’industrie 4.0. Ressources naturelles Canada. programme de la cybersécurité et de’ l’infrastructure énergétique essentielle (PCIEE). 376 050 $. (2019-2022)
  • Subvention. (Obtenu). Candidat principal. Centre d'Excellence en Systèmes Intégrés Intelligents de l'Université de Sherbrooke (CESIIUS). Fonds Institutionnel de Recherche de l'Université de Sherbrooke. Centre d'excellence. 322 000 $. (2016-2021)
  • Subvention. (Obtenu). Cocandidat. High resolution retinal prosthesis. Conseil de Recherches en Sciences Naturelles et Génie du Canada (CRSNG). iBionics. Collaborative Research & Development. 590 000 $. (2018-2021)
  • Subvention. (Obtenu). Cocandidat. Regroupement Stratégique en Microsystèmes du Québec (ReSMiQ). Fonds Québécois de la Recherche sur la Nature et les Technologies (FQRNT). Regroupements stratégiques. 2 592 000 $. (2015-2021)
  • Subvention. (Obtenu). Candidat principal. Practical MIMO channel sounding algorithm and prototype for record & playback RF platform. Conseil de Recherches en Sciences Naturelles et Génie du Canada (CRSNG). Engage. 45 000 $. (2019-2020)
  • Subvention. (Obtenu). Candidat principal. Geolocation of multiple noncooperative transmitters using array processing. Groupe Thales. Industrial contribution. 10 870 $. (2019-2020)
  • Subvention. (Obtenu). Cocandidat. Outil de diagnostic en temps réel des structures de pont utilisant un réseau de capteurs dynamiques intelligent. Conseil de Recherches en Sciences Naturelles et Génie du Canada (CRSNG). Strategic Projects Grants Program. 615 000 $. (2017-2019)
  • Subvention. (Obtenu). Candidat principal. Distributed and co-located large scale antenna systems in dense self-organized wireless networks. (2013-2018)
  • Subvention. (Obtenu). Candidat principal. Testbed for RF signal identification and positioning based on antenna arrays and software-defined radio (SDR). Conseil de Recherches en Sciences Naturelles et Génie du Canada (CRSNG). Engage grant. 25 000 $. (2017-2018)
  • Subvention. (Obtenu). Candidat principal. FPGA prototyping testbed for instrumentation and reconfigurable radio. Groupe Thales. CESIIUS. Infrastructure funding. 20 715 $. (2017-2017)
  • Subvention. (Terminé). Cocandidat. Interface multimode corps-machine pour le contrôle sans fils d'un bras robotisé. (2015-2016)
  • Subvention. (Terminé). Cochercheur. Systems and Technologies for Advanced Communications (SYTACom). (2011-2016)
  • Subvention. (Terminé). Candidat principal. Self-interference suppression in an 802.15.4 router consisting of multiple co-located radios. (2014-2015)
  • Subvention. (Terminé). Chercheur principal. Université de Sherbrooke start-up grant. (2012-2015)
  • Subvention. (Obtenu). Candidat principal. Prototyping of large antenna array processing algorithms for wireless communications on an FPGA-based development platform. (2014-2015)
  • Contrat. (Obtenu). Candidat principal. 802.15.4 Neighborhood Area Network Simulator. (2014-2015)
  • Subvention. (Obtenu). Cochercheur. emSYSCAN - Embedded Systems Canada. (2009-2014)
  • Subvention. (Obtenu). Cochercheur. Regroupement stratégique en microsystèmes du Québec (ReSMiQ). (2008-2014)
  • Subvention. (Terminé). Chercheur principal. Towards cognitive wireless networks. (2008-2013)
  • Subvention. (Obtenu). Chercheur principal. Cognitive Network Techniques at the Physical Layer Based on Multi-Agents in a LTE-A Context. (2011-2013)
  • Subvention. (Terminé). Cochercheur. Diagramme de rayonnement d'antenne dynamique pour les systèmes de communication sans fil à entrées multiples sorties multiples. (2009-2012)
  • Subvention. (Terminé). Cochercheur. Systems and Technologies for Advanced Communications (SYTACom). (2004-2010)
  • Subvention. (Terminé). Chercheur principal. Advanced algorithms and implementations for broadband wireless transceivers. (2007-2009)
  • Subvention. (Terminé). Cochercheur. Multi-mode antenna array transceivers for Super 3G wireless networks. (2007-2009)
  • Subvention. (Terminé). Chercheur principal. Point d'accès WiFi pour milieu industriel. (2008-2009)
  • Subvention. (Terminé). Cochercheur. Étude de l'effet des structures éoliennes sur la radiodiffusion des signaux de télévision numérique. (2006-2009)
  • Subvention. (Terminé). Cochercheur. Radio over fiber for extended WiFi networks. (2005-2008)
  • Subvention. (Terminé). Cochercheur. Prototyping and real-world evaluation of multi-modal super 3G antenna-array transceivers. (2006-2008)
  • Subvention. (Terminé). Cochercheur. Architectures pour les systèmes de télécommunication mobiles reconfigurables. (2007-2007)
  • Subvention. (Terminé). Cochercheur. Network Analyzer for Radio over Fiber Experiments. (2007-2007)
  • Subvention. (Terminé). Chercheur principal. Generalized sampling in space-time processing and MIMO systems. (2004-2007)
  • Subvention. (Terminé). Chercheur principal. Multiuser MIMO Systems, distributed base stations and VLSI implementations. (2003-2007)
  • Subvention. (Terminé). Chercheur principal. Access point for wireless networks with a large antenna array. (2005-2007)
  • Subvention. (Terminé). Chercheur principal. Access point for wireless networks with a large antenna array. (2005-2007)
  • Subvention. (Terminé). Chercheur principal. Generic architecture oriented towards radiocommunication. (2004-2006)
  • Subvention. (Terminé). Cochercheur. Broadband wireless access: coexistence of standards, MIMO links, and distributed base stations. (2003-2006)
  • Subvention. (Terminé). Chercheur principal. Virtual components and complex signal processing laboratory. (2005-2005)
  • Subvention. (Terminé). Chercheur principal. Grant for a PhD student in microelectronics. (2004-2005)
  • Subvention. (Terminé). Cochercheur. Radio over fibre - optical backbone for multiple antenna WLANs. (2004-2005)
  • Subvention. (Terminé). Chercheur principal. RF prototyping platform for MIMO systems. (2004-2004)
  • (Terminé). Cochercheur. Generic architecture oriented towards radiocommunication. (2003-2003)
  • (Terminé). Chercheur principal. System-level prototyping stations. (2003-2003)
  • (Terminé). Chercheur principal. New faculty start-up grant. (2002-2003)
  • Bourse de recherche. (2000-2002)
  • Bourse de recherche. (1998-1999)
  • Bourse de recherche. (1999)
  • Bourse de recherche. (1998)
  • Bourse de recherche. (1996-1998)

Publications

Articles de revue

  • Le Priol, R; Hélard, M; Haese, S; Roy, S. (2022). Experimental comparison of PAM and CAP modulation for visible light communication under illumination constraints,. IEEE Photonics Journal (Article accepté).
  • *Cheikh, I; Aouami, R; Sabir, E; Sadik, M; Roy, S. (2022). Multi-layered energy efficiency in LoRa-WAN networks: a tutorial. IEEE Access 10 9198-9231. (Article publié).
  • *Hoque, R; Roy, S; Lavoie, J. (2022). Switch-beam antenna techniques for bridge structural health monitoring with GaAs based solar energy harvestin. Canadian Journal of Electrical and Computer Engineering (Article accepté).
  • *Fu, H; *Peng, L; Roy, S. (2021). Asymptotic performance analysis of MMSE receivers in multicell MU-MIMO systems. IEEE Transactions on Vehicular Technology 70 (9), 9174–9189. (Article publié).
  • *Lemaire, W; Benhouria, M; Koua, K; *Besrour, M; *Gauthier, L; *Martin-Hardy, G; *Rossignol; T, Roy, S; Fontaine, R. (2021). Retinal stimulator ASIC architecture based on a joint power and data optical link. IEEE J Solid-State Circuits 56 (7), 2158–2170. (Article publié).
  • Fu, H; Roy, S. (2020). Asymptotic Performance Analysis of MMSE Receivers in Multicell MU-MIMO Systems. IEEE Transactions on Vehicular Technology (Révision demandée).
  • Ammari, M; Roy, S. (2020). Performance analysis in double-Rayleigh channels with diversity combining techniques. Wireless Personal Communications 114 (3), 2529-2550. (Article publié).
  • Lemaire, W, Benhouria, M; Koua, K; Gauthier, L, Martin-Hardy, G; Roy, S; Fontaine, R. (2020). Retinal Stimulator ASIC Architecture Based on a Joint Power and Data Optical Link. IEEE JSSC (Révision demandée).
  • Abid, W; Roy, S; Ammari, M. (2019). Uplink performance analysis for massive MIMO linear processing. IEEE Access 7 (1), 180749-180760. (Article publié).
  • Fu, H; Roy, S; Cheng, J. (2018). Applying Hankel’s Expansion for Performance Analysis in Double-Nakagami (Generalized-K) Fading Channels. IEEE Transactions on Communications 66 (10), 4893-4906. (Article publié).
  • *Fang F, *Zhang H, Cheng J, Roy S, and Leung V. (2017). Joint user scheduling and power allocation optimizationfor energy efficient NOMA systems with imperfect CSI. IEEE Journal on Selected Areas in Communications (Article publié).
  • *Vakilian V, Frigon J, Roy S. (2016). On increasing the slow fading channel diversity using block coded MIMO-OFDM with reconfigurable antennas. IEEE Transactions on Vehicular Technology 65 (9), 7207-7218. (Article publié).
  • *Duc-Tan T, Huynh T, Roy S, Dao D. (2014). Constrained optimum design of 3-DOF micro accelerometers. IETE Journal of Research 60 (4), 309-318. (Article publié).
  • *Vakilian V, Frigon J, Roy S. (2014). On the Covariance Matrix and Capacity Evaluation of Reconfigurable Antenna Array Systems. IEEE Transactions on Wireless Communications 13 (6), 3452-3463. (Article publié).
  • *Leroux P, Roy S. (2012). Designing and optimizing swarming in a distributed base station network: application to power control. ACM Transactions on Autonomous Adaptive Systems 7 (4), 24:1-24:19. (Article publié).
  • *Pimentel J, Gad E, Roy S. (2012). High-order A-Stable and L-Stable State-Space Discrete Modelling of Continuous Systems. IEEE Transactions on Circuits and Systems I 59 (2), 346-359. (Article publié).
  • *Leroux P, Roy S. (2011). Minimalist self-organization in wireless networks. REV Journal on Electronics and Communications 1 (1), 10-23. (Article publié).
  • *Pham V, Taieb M, Chouinard J, Roy S, Huynh H. (2011). On the Double Doppler Effect Generated by Scatterer Motion. REV Journal on Electronics and Communications 1 (1), 30-37. (Article publié).
  • LeHuy P, Roy S. (2010). Low-power wake-up radio for wireless sensor networks. Mobile Networks and Applications 15 (2), 226-236. (Article publié).
  • Roy S, Dupont L, Boudreault J. (2008). An end-to-end prototyping framework for compliant wireless LAN transceivers with adaptive antennas. Computer Communications 31 (8), 1551-1563. (Article accepté).
  • Bertrand H, Grenier D, Roy S. (2008). Experimental antenna array calibration with artificial neural networks. Signal Processing 88 (1), 1152-1164. (Article publié).
  • Tan T, Roy S, Thuy N, Huynh H. (2008). Streamlining the design of MEMS devices: an acceleration sensor. IEEE Circuits and Systems Magazine 8 (1), 18-27. (Article publié).
  • He Z, Fortier P, Roy S. (2006). A class of irregular LDPC codes with low error floor and low encoding complexity. IEEE Communication Letters 10 (5), 372-374. (Article publié).
  • He Z, Fortier P, Roy S. (2006). Highly-parallel decoding architectures for convolutional turbo codes. IEEE Transactions on VLSI Systems 14 (10), 1147-1151. (Article publié).
  • He Z, Fortier P, Roy S. (2005). Design of high-performance low-density parity-check codes using interleaver approach. Electronic Letters 41 (25), 1390-1391. (Article publié).
  • Roy S, Néron J. (2005). The Impact of Estimation Error and Dwell Time on the Performance of Predetection Selection Diversity Receivers. Wireless Personal Communications 33 (1), 87-108. (Article accepté).
  • Roy S, Fortier P. (2004). A closed-form analysis of fading envelope correlation across a wideband base station array. IEEE Transactions on Wireless Communications 3 (5), 1502-1507. (Article publié).
  • Roy S, Fortier P. (2004). Maximal-ratio combining architectures and performance with channel estimation based on a training sequence. IEEE Transactions on Wireless Communications 3 (4), 1154-1164. (Article publié).
  • Roy S, Falconer D. (2004). The matched-filter bound on optimal space-time processing in correlated fading channels. IEEE Transactions on Wireless Communications 3 (6), 2156-2169. (Article publié).
  • Roy S, Huynh H, Fortier P. (2003). Compound Doppler spread effects of subscriber motion and scatterer motion. International Journal of Electronics and Communications 57 (4), 237--246. (Article publié).
  • Roy S, Falconer DD. (2003). Optimum Infinite-Length MMSE Multi-User Decision-Feedback Space-Time Processing in Broadband Cellular Radio. Wireless Personal Communications 26 (5), 1-32. (Article accepté).
  • *Abid, W; Roy, S; Ammari, M. Uplink SINR and rate analysis in massive MIMO systems with two-layer linear receive. Telecommunication Systems (Article accepté).

Chapitres de livre

  • Aouami, R; Roy, S; Hoque, R. (2021). Load balancing and network life maximization in linear wireless sensor networks. Elbiaze H. et al.. Ubiquitous Networking (133-146). Springer. (Article publié).
  • Gosselin B, Roy S, *Hosseini F. (2013). Autonomous Implants and Sensor Nodes. Low Power Emerging Wireless Technologies (273-296). CRC Press. (Article publié).
  • Gosselin B, Roy S, *Hosseini F. (2013). Ultra Low-power Techniques in Small Autonomous Implants and Sensor Nodes. Medical Electronics (571-594). CRC Press. (Article publié).
  • Leroux P, Roy S. (2010). Multi-Agent Design for the Physical Layer of a Distributed Base Station Network. Radio Communications (493-522). INTECH. (Article publié).
  • Roy S; Chouinard J. (2007). Antenna arrays and reconfigurable MIMO systems. Vivier G. Reconfigurable Mobile Radio Systems (143-174). Royaume-Uni : ISTE. (Article publié).
  • Roy S; Chouinard J. (2005). Réseaux d'antennes. VIvier G. Les systèmes radiomobiles reconfigurables (161-195). France : Éditions Hermès. (Article publié).
  • Roy S; Fortier P. (1994). Adapting the strongly-connected trellis concept for use with trellis-coded modulation. Gulliver A; Secord N. Information Theory and Applications: Third Canadian Workshop (241-252). Allemagne : Springer-Verlag. (Article publié).

Rapports

  • Roy, S. (2021). Calibration of antenna arrays for channel sounding purposes. Averna Technologies. 31 p.
  • Roy, S; Larouche, J. (2021). MIMO channel sounding: calibration approaches and impact of phase noise. Averna Technologies Inc.. 131 p.
  • Roy, S. (2018). Calibration of antenna arrays for geolocation purposes. Thales Research and Technology Canada. 19 p.
  • Roy, S; Fu, H. (2018). Geolocation of multiple noncooperative transmitters using antenna arrays. Thales Research and Technology Canada. 134 p.
  • S. Roy. (2016). Interpolation for Array Weight Computation in OFDM Systems. Nutaq. 14 p.
  • S. Roy. (2016). Reciprocity calibration -- Lund method. Nutaq. 12 p.
  • S. Roy. (2015). Two-Layer Linear Processing for Massive MIMO on the TitanMIMO Platform. Nutaq. 16 p.

Articles de conférence

  • Cheikh, I; Aouami, R; Jioudi, B; Sabir, E; Sadik, M; Roy, S. (2022). Age of information and latency analysis in two-tier linear IoT network. Proceedings International Conf. on Wireless Networks and Mobile Communications (WINCOM), Maroc, (Article publié).
  • Koleibi, E; Benhouria, M; Koua, K; Lemaire, W; Roy, S; Fontaine, R. (2022). A low-power low-noise biopotential amplifier in 28 nm CMOS. Proceedings Intl NEWCAS conference, Canada, 143-147. (Article publié).
  • *Le Priol, R; Hélard, M; Haese, S; Roy, S. (2022). MIMO techniques in a visible-light communication (VLC) link withimager. Proceedings Intl NEWCAS conference, Canada, 270-274. (Article publié).
  • *Lemaire, W; *Koleibi, E; *Omrani, T; Benhouria, M; Koua, K; *Quesnel, C; *Gauthier, L; *Ménard, J; *Gagnon, K; Roy, S; Fontaine, R. (2022). Preliminary results from a 49-channel neural recording ASIC with embedded spike compression in 28 nm CMOS. Proceedings Intl NEWCAS conference, Canada, 285-289. (Article publié).
  • *Gauthier, L; *Lemaire, W; *Gagnon, K; *Quesnel, C; Larouche, J; *Rossignol, J; Paulin, C; Benhouria, M; Koua, K; Roy, S; Fontaine, R. (2022). Preliminary results of a low-power wireless telemetry module for long-term $\mu$ECOG recordings. Proceedings Intl NEWCAS conference, Canada, 337-341. (Article publié).
  • Aouami, R; Hoque, R; Roy, S. (2021). Load balancing and network life maximization in linear wireless sensor networks. International Symposium on Ubiquitous Networking (UNet). (Article publié).
  • *Cheikh, I; Sabir, E; *Aouami, R; Sadik, M; Roy, S. (2021). Throughput-delay tradeoffs for slotted-Aloha-based LoRaWAN networks. Int. Wireless Communications and Mobile Computing Conference (IWCMC). (Article publié).
  • Besrour, M; Lemaire, W; Benhouria, M; Hardy, G; Koua, K; Roy, S; Fontaine, R. (2020). Artificially intelligent gaze tracking system for wireless neurostimulation retinal implant,. The eye and the chip. (Article accepté).
  • Roy, S. (2020). Two-layer J-best selection / maximal-ratio combining in Rayleigh fading. Asilomar Conference on Signals, Systems, and Computers. (Article accepté).
  • Roy, S; Mailhot, F. (2019). A common recursive form for multiple fundamental arithmetic operators and its automated synthesis. 2019 53rd Asilomar Conference on Signals, Systems and Computers, 1631-1638. (Article publié).
  • Fu, S; Roy, S. (2019). Asymptotic BER Analysis of MMSE Receivers in Multicell MU-MIMO Systems. 2019 IEEE International Conference on Communications (ICC), 1-7. (Article publié).
  • Le Priol, R; Haese, S; Hélard, M; Jabban, A; Roy, S. (2019). Experimental VLC transmission employing CAP mod- ulation with low-cost components under illumination constraints. 2019 90th IEEE Vehicular Technology Conference, 1-5. (Article publié).
  • Abid, W; Roy, S; Ammari, M. (2019). Performance analysis for massive MIMO systems with two-layer linear receive processing. 2019 16th Canadian Workshop on Information Theory, 1-6. (Article publié).
  • Abid, W; Roy, S; Ammari, M. (2018). Multi-layer linear processing for uplink massive MIMO systems in the presence of unequal-power co-channel interferers. 2018 52nd Asilomar Conference on Signals, Systems, and Computers, 1841-1845. (Article publié).
  • Abid, W; Roy, S; Ammari, M; Fu, H. (2018). Two-layer linear processing for uplink massive MIMO systems in the presence of co-channel interferers. 2018 14th International Conference on Wireless and Mobile Computing, Networking and Communications, 1-6. (Article publié).
  • *Fu H, Roy S, Cheng J. (2017). An accurate simple approximation to the double-Nakagami (generalized-K) fading channels. IEEE International Conference on Networking and Communications. (Article accepté).
  • Ammari M, Roy S. (2016). Performance analysis of diversity combining techniques in double-Rayleigh channels. Proceedings of IEEE ICNC 2016, (Article sous presse).
  • *Haroun M, Roy S. (2015). Adaptive block-length partitioned Viterbi algorithm. Proceedings Canadian Workshop on Information Theory (CWIT), 110-114. (Article publié).
  • *Haroun M, Roy S. (2015). Adaptive iterative block-delayed partitioned Viterbi algorithm. Proceedings of IEEE VTC Fall 2015, (Article publié).
  • *Haroun M, Roy S. (2015). Block-delayed partitioned Viterbi algorithm BD-PVA. Proceedings IEEE Wireless Communication and Networking Conference, 218-222. (Article publié).
  • *Latyr C, Turgeon P, Maheu V, Lecours A, Boukadoum M, Roy S, Massicotte D, Gosselin C, Gosselin B. (2015). Intuitive wireless control of a robotic arm for upper body disabled people. Proceedings IEEE EMBC 2015, (Article publié).
  • He Z, Fortier P, Roy S, Xu H. (2014). An encoder/decoder with throughput over gigabits / sec for rate-compatible LDPC codes with wide code rates. Proceedings International New Circuits and Systems Conference, 181-184. (Article publié).
  • *Lagunas Morales J, Roy S. (2014). Chaos-based modulation for blind and coherent signal detection in non-cooperative TDD cellular networks with large antenna arrays. Proceedings International Conference on Networking and Communications (ICNC), 680-685. (Article publié).
  • *Vakilian V, Nguyen H, Abielmona S, Roy S, Frigon J. (2014). Experimental study of direction-of-arrival estimation using reconfigurable antennas. Proceedings Canadian Conference on Electrical and Computer Engineering, 1-4. (Article publié).
  • *Yousefian A, Roy S, Gosselin B. (2013). A low-power wireless multi-channel surface EMG sensor with simplified ADPCM data compression. Proceedings IEEE International Symposium on Circuits and Systems (ISCAS), 2287-2290. (Article publié).
  • *Lagunas Morales J, Roy S. (2013). Channel estimation using time-shifted pilot sequences in noncooperative cellular TDD networks with large antenna arrays. Proceedings Asilomar Conference on Signals, Systems and Computers, 1258-1262. (Article publié).
  • Roy S. (2013). Dual layer switch-and-examine / selection diversity receivers. Proceedings Vehicular Technology Conference (VTC) - Spring, 1-5. (Article publié).
  • He Z et al. (2013). Linearly-encodable rate-compatible punctured LDPC codes with low error floor. Proceedings International Conference on Information, Communications and Signal Processing (ICICS), 1-4. (Article publié).
  • *Refaey A, Roy S, Laroche I, Gosselin B. (2013). Locally-connected Viterbi decoder architectures and their VLSI implementation for LDPC and convolutional codes. Proceedings Asilomar Conference on Signals, Systems and Computers, 505-509. (Article publié).
  • Roy S. (2013). Performance analysis of hierarchical selection diversity combining in Rayleigh fading. Proceedings IEEE International Conference on Networking and Communications (ICNC), (Article publié).
  • *Benmimoune M, Massicotte D, Roy S. (2013). Second best codeword for MIMO broadcast channels with limited feedback. Proceedings International Conference on Wireless and Mobile Communications (ICWMC), (Article publié).
  • *Vakilian V, Frigon J, Roy S. (2013). Space-frequency block code for MIMO-OFDM communication systems with reconfigurable antennas. Proceedings IEEE Global Communications Conference (Globecom), 4221-4225. (Article publié).
  • *Pimentel J, Gad E, Roy S. (2013). Stability analysis of BLDC motor speed controllers under the presence of time delays in the control loop. Proceedings International Conference on Connected Vehicles and Expo (ICCVE), 171-176. (Article publié).
  • *Vakilian V, Frigon J, Roy S. (2012). Direction-of-arrival estimation in a clustered channel model. Proceedings New Circuits and Systems Conference (NEWCAS), (Article publié).
  • *Benmimoune M, Massicotte D, Roy S. (2012). Genetic algorithm optimization for codewords correction in MIMO broadcast channels. Proceedings IEEE Internat. Midwest Symposium on Circuits and Systems (MWSCAS), (Article publié).
  • Roy S. (2012). Hierarchical selection diversity combining architecture. Proceedings IEEE Int. Conf. on Commun. (ICC), (Article publié).
  • Roy S. (2012). Noise impact factor in the performance of interference-limited diversity combining antenna arrays. Proceedings International Conference on Computing, Networking and Communications (ICNC), (Article publié).
  • *Vakilian V, Frigon J, Roy S. (2012). Performance evaluation of reconfigurable MIMO systems in spatially correlated frequency-selective fading channels. Proceedings IEEE Vehicular Technology Conference (VTC) - Fall, 1-5. (Article publié).
  • *Lagunas Morales J, Roy S. (2012). Training sequence design for robust joint detection and channel estimation over rank-deficient MIMO links. Proceedings IEEE International Conference on Networking and Communications (ICNC), (Article publié).
  • *Refaey A, Roy S, Fortier P. (2011). A new approach for FEC decoding based on the BP algorithm in LTE and WiMAX systems. Proceedings Canadian Workshop on Information Theory (CWIT), (Article publié).
  • *Thériault M, Roy S. (2011). Architecture de transmetteur pour l’évaluation de techniques de formation de voies dans les réseaux sans fil 802.11n. École d'hiver Francophone sur les Technologies de Conception des Systèmes Embarqués Hétérogènes (FETCH). (Article publié).
  • *Douville X, Roy S. (2011). Circuit arithmétique multifonction récursif. École d'hiver Francophone sur les Technologies de Conception des Systèmes Embarqués Hétérogènes (FETCH). (Article publié).
  • *Vakilian V, Frigon J, Roy S. (2011). Effects of angle-of-arrival estimation errors, angular spread and antenna beamwidth on the performance of recon?gurable SISO systems. Proceedings IEEE Pacific Rim Conference on Communications, Computers and Signal Processing (PACRIM), (Article publié).
  • Lagunas Morales J, Roy S. (2010). A low-complexity sphere decoder with noise-predictive radius initialization. Proceedings IASTED International Conf. on Wireless Communications (WC), (Article publié).
  • Laroche I, Roy S, Fortier P, Beaumont J. (2010). Baseband MIMO receiver architecture for MC-CDMA and its FPGA implementation. Proceedings WiMob, (Article publié).
  • Lagunas Morales J, Roy S. (2010). Chaotic MIMO - spatial diversity techniques for DCSK modulation. Proceedings IASTED International Conf. on Wireless Communications (WC), (Article publié).
  • He Z, Roy S. (2010). High-speed sphere decoder for MIMO transceiver with adaptive modulations. Proceedings IEEE Northeast Workshop on Circuits and Systems (NEWCAS), (Article publié).
  • He Z, Roy S. (2010). LDPC-coded two-way MIMO relay networks with physical layer network coding. Proceedings Queen's Biennial Symposium on Communications, (Article publié).
  • Viet-Ha P, Haj Taieb M, Chouinard J, Roy S. (2010). On the double Doppler effect generated by scatterer motion. Proceedings IASTED International Conf. on Wireless Communications (WC), (Article publié).
  • Nguyen M, Fortier P, Roy S, Beaumont J. (2010). Physical implementation of a baseband MC-CDMA downlink receiver. Proceedings IEEE Northeast Workshop on Circuits and Systems (NEWCAS), (Article publié).
  • Lagunas Morales J, Roy S. (2010). Robust joint channel estimation and symbol detection via sphere decoding. Proceedings IASTED International Conf. on Wireless Communications (WC), (Article publié).
  • Lagunas Morales J, Roy S. (2010). Spectrally-efficient maximum-likelihood detection for chaotic underdetermined MIMO systems. Proceedings IEEE Workshop on Signal Processing Systems (SiPS), (Article publié).
  • Thériault M, Roy S, Sentieys O. (2010). Transmitter architectures for the evaluation of beamforming schemes in 802.11n wireless LANs. Proceedings IEEE Wireless and Microwave Technology Conference, (Article publié).
  • Santoro R, Tisserand A, Sentieys O, Roy S. (2009). Arithmetic operators for on-the-fly evaluation of TRNGs. Proceedings SPIE Optics + Photonics, (Article publié).
  • Leroux P, Roy S. (2009). Distributed power control with multiple agents in a distributed base station scheme using macrodiversity. Proceedings International Symposium on Stabilization, Safety, and Security of Distributed Systems (S, (Article publié).
  • Santoro R, Sentieys O, Roy S. (2009). On-line monitoring of random number generators for embedded security. Proceedings IEEE International Symposium on Circuits and Systems (ISCAS), (Article publié).
  • Santoro R, Sentieys O, Roy S. (2009). On-the-fly evaluation of FPGA-based true random number generator. Proceedings IEEE International Symposium on VLSI (ISVLSI), (Article publié).
  • Refaey A, Roy S, Fortier P. (2009). On the application of BP decoding to convolutional and turbo codes. Proceedings Asilomar Conference on Signals, Systems and Computers, (Article publié).

Propriétés intellectuelles

Brevets

  • (2013). Method and apparatus for signal acquisition in OFDM receivers. 8605843 B2. États-Unis d'Amérique. (Délivré).
  • (2011). Reduced complexity multi-user space-time adaptive receiver based on dominant subspace filtering. 7904039. États-Unis d'Amérique. (Délivré).
  • F. Mailhot, S. Roy. Method and system for generating a password. PCT/IB2016/057233. États-Unis d'Amérique. (En instance).
  • S. Roy. Two-layer transmitters and receivers combining spatial modulation, antenna selection and / or RF-level beamforming. 2,927,533. Canada. (En instance).

Autres contributions

Cours enseignés

  • Architecture et organisation des ordinateurs. GIF310. (2018-01-01 à 2020-04-30).Université de Sherbrooke. Canada. (3CR).
  • Circuits logiques. GEN430. (2018-01-01).Université de Sherbrooke. Canada. (2CR).
  • Logique programmable et interfaces. GEL442. (2018-01-01 à 2019-04-30).Université de Sherbrooke. Canada. (2CR).
  • Mathématiques des circuits logiques. GEN420. (2018-01-01).Université de Sherbrooke. Canada. (2CR).
  • Microcontrôleurs. GEL452. (2018-01-01 à 2019-04-30).Université de Sherbrooke. Canada. (2CR).
  • Communications analogiques et numériques. GEL610, GEL611. (2014-06-03).Université de Sherbrooke. Canada. (3CR).
  • Processus aléatoires. GEL660, GEL661, GEL665. (2014-06-03).Université de Sherbrooke. Canada. (1CR).
  • Calcul discret. GIF450. (2013-07-02 à 2018-08-15).Université de Sherbrooke. Canada. (2CR).
  • Traitement numérique des signaux. GIF443. (2013-07-02 à 2018-08-15).Université de Sherbrooke. Canada. (4CR).
  • Projet de conception spécialisé II. GEN801. (2013-01-08 à 2015-04-30).Université de Sherbrooke. Canada. (6CR).
  • Projet de conception spécialisé I. GEN701. (2012-08-28 à 2014-12-31).Université de Sherbrooke. Canada. (6CR).
  • Introduction au traitement de signal. GEL4101. (2011-01-11).Université Laval. Canada.
  • Communications numériques avancées. GEL7060. (2004-01-06 à 2012-04-30).Université Laval. Canada. (3CR).
  • Microélectronique. GIF17457. (2004-01-06 à 2012-04-30).Université Laval. Canada. (3CR).
  • Conception de systèmes VLSI. GIF4202. (2000-09-05 à 2011-12-30).Université Laval. Canada. (3CR).

Gestion d'évènements

  • General chair. (2024) Canadian Workshop on Information Theory (CWIT). (Atelier).
  • Program chair. (2024) IEEE International NEWCAS conference. (Conférence).
  • General co-chair. (2023) International Conference on Advanced Technologies for Humanity (ICATH). (Conférence).
  • Honorary Chair. (2023) IEEE International Conference on Microwave, Antenna and Communication (MAC). (Conférence).
  • General chair. (2017) Canadian Workshop on Information Theory. (Atelier).
  • Track chair. (2015) Vehicular Power and Propulsion Conference (VPPC). (Conférence).
  • Local arrangements chair. (2012) IEEE Workshop on Signal Processing Systems (SiPS). (Atelier).
  • General Chair. (2012) IEEE Vehicular Technology Conference. (Conférence).
  • Publicity chair. (2011) Ecole d'hiver Francophone sur les Technologies de Conception des Systèmes embarqués Hétérogènes (FETCH). (Atelier).
  • Track chair. (2009) IEEE North-East Workshop on Circuits and Systems (NEWCAS) Colloque sur le Traitement Analogique de l'Information du Signal et ses Applications (TAISA). (Conférence).

Présentations

  • (2022). Antenna selection in large arrays. Invited webinar hosted by ReSMiQ (Regroupement Stratégique en Microsystèmes du Québec). Montréal, Canada
  • (2022). KEYNOTE: Tomorrow's digital planet: reliability, security, and self-organization in next generation networks. International Conference on Advanced Technologies for Humanity (ICATH). Marrakech, Maroc
  • Mourad Debbabi (moderator) Christine Leurquin Brian Mengwasser Alf Zugenmaier. (2021). Panel: "Cybersecurity — the priority of today and tomorrow". IEEE 5G World forum. virtual event, Canada
  • (2021). The physical layer and its impact on mobile networks. Invited lecture - Mobile communications course. Nanjing, Chine
  • Fontaine, R; et al. (2020). Design and assembly considerations for an optical data and power link-based retinal implant. Mini-Symposium on Retinal Prostheses. Stanford, États-Unis d'Amérique
  • Lemaire, W; Besrour, M; Benhouria, M; Koua, K; Martin-Hardy, G; Tong, W; Stump, M; Ahnood, A; Garrett, D; Hilkes, R; Prawer, S; Patrick, J; Roy, S; Fontaine, R. (2019). A Fully Wireless 288 Electrodes Retinal Implant with an Optical Data and Power Link with Ultrananocrystaline Diamond Electrodes. The eye and the chip. Dearborn, États-Unis d'Amérique
  • Lemaire, W; Benhouria, M; Koua, K; Laplante, É; Gauthier, L; Plourde, É; Roy, S; Fontaine, R. (2018). Implant de neurostimulation rétinien. Symposium québecois sur la neurostimulation. Drummondville, Canada
  • Fontaine, R; Koua, K; Benhouria, M; Lemaire, W; Plourde, E; Roy, S. (2017). Issues and opportunities in stimulator ASIC design. iBionics technical seminars. Gatineau, Canada
  • Roy, S. (2015). On massive MIMO and full-duplex radio. INSA Rennes. Rennes, France
  • Larouche. J; Roy, S. (2015). Reducing the complexity and cost of next gen Massive MIMO systems through quasi-massive effect. IEEE International Conference on Communications (ICC). London, Royaume-Uni
  • Roy, S. (2014). Quasi-cyclic LDPC codes and efficient hardware implementations. Invited ReSMiQ seminar, UQAM. Montreal, Canada
  • Roy, S. (2014). RF-level processing in multi-antenna transceivers. University of Waterloo. Rennes, France
  • (2013). Sélection opportuniste à complexité réduite dans les transcepteurs multi-antennes. Colloque sur les communications sans fil dans le cadre du 81 congrès de l'ACFAS. Quebec, Canada
  • (2011). Un cadre de prototypage logiciel-matériel sur FPGA appliqué aux communications sans fil multi-antennes. Ecole d'hiver Francophone sur les Technologies de Conception des Systèmes embarqués Hétérogènes (FETCH). Quebec, Canada
  • (2010). Minimalist self-organization in wireless networks. (invited presentation) iCORE Wireless Communications Laboratory, U. of Alberta. Edmonton, Canada
  • (2010). Squeezing the spectral lemon: advances in signal processing and coding to improve spectral efficiency. (keynote) International Conference for Advanced Technologies for Communications (ATC). Ho Chi Minh, Viet Nam