Sandra Cespedes, PhD
Assistant Professor, Computer Science and Software Engineering
Concordia University
Undergrad
- COMP 445: Data Communications & Computer Networks (W'22,W'23)
- SOEN 422: Embedded Systems (F'22,F'23)
Previous institutions
Universidad de Chile (Santiago, Chile)
Undergrad
- Information and Communications Technologies EL4107 (2020-2, 2019-2,2018-2,2017-2,2015-1, 2014-2)
- Laboratory of Information and Communications Technologies EL5207 (2020-2,2019-2, 2018-2, 2018-1, 2016-2, 2016-1, 2015-2)
- Design of technological projects with the Internet of Things IN4529(2018-1, 2017-2)
- Laboratory of product development with the Internet of Things EL6048(2019-1, 2018-1)
Grad courses
- Advanced concepts in Wireless Networking EL7044 (2019-1, 2017-2,2016-1, 2015-2)
- Collaborative research work EL7950 (2019-1)
Publications
2023
- P. I.Parra, S. Montejo-Sánchez, J. A. Fraire, R. D. Souza and S. Céspedes,"Network Size Estimation for Direct-to-Satellite IoT," in IEEE Internet of Things Journal,vol. 10, no. 7, pp. 6111-6125, April. 2023.
- F. A.Tondo, V. D. P. Souto, O. L. Alcaraz López, S. Montejo-Sánchez, S. Céspedes andR. D. Souza, "Optimal Traffic Load Allocation for Aloha-Based IoT LEOConstellations," in IEEE Sensors Journal, vol. 23, no. 3, pp. 3270-3282, Feb. 2023
2022
- A. Arteaga, S. Céspedes and C. A. Azurdia-Meza, "Toward the Coexistence of Cognitive Networks for Vehicular Communications on TVWS for IEEE Std.802.22," in IEEE Transactions on Cognitive Communications and Networking, vol. 8,no. 3, pp. 1316-1331, Sept. 2022
- G.Álvarez, J. A. Fraire, K. A. Hassan, S. Céspedes and D. Pesch, "Uplink Transmission Policies for LoRa-Based Direct-to-Satellite IoT," in IEEE Access, vol. 10, pp.72687-72701, Jul. 2022
- González-SaavedraJ. F., Figueroa M., Céspedes S., Montejo-Sánchez S. , "Survey of Cooperative Advanced Driver Assistance Systems: From a Holistic and Systemic Vision," Sensors, 22(8):3040. April 2022.
- Muñoz, R.; Saez Hidalgo, J.; Canales, F.; Dujovne, D.; Céspedes, S. "SCHC over LoRaWAN Efficiency: Evaluation and Experimental Performance of Packet Fragmentation." Sensors 2022, 22, 1531
- Román Cañizares, M., Palacios Játiva, P., Azurdia-Meza, C.A. et al. "Impact of diversity combining schemes in a multi-cell VLC system with angle diversity receivers." Photon Netw Commun 43, 13–22 (2022)
2021
- J. Sandoval and S. Cespedes, "Performance Evaluation of IEEE 802.11ax for Residential Networks," 2021 IEEE Latin-American Conference on Communications (LATINCOM), 2021, pp. 1-7.
- R. Ortigueira, J. A. Fraire, A. Becerra, T. Ferrer and S. Céspedes, "RESS-IoT: A Scalable Energy-Efficient MAC Protocol for Direct-to-Satellite IoT," in IEEE Access, vol. 9, pp. 164440-164453, 2021.
- P. Ilabaca, S. Montejo-Sanchez, S. Céspedes, "Network Size Estimation in Direct-to-Satellite IoT", 2021 IEEE 8th International Conference on Space Mission Challenges for Information Technology (SMC-IT), virtual conference, Jul 2021.
- T. Núñez, J. López, S Montejo-Sánchez, Cesar Azurdia-Meza, S. Céspedes, "Analysis of Channel Models for LoRa-based Direct-to-Satellite IoT Networks Served by LEO Nanosatellites", IEEE International Conference on Communications Workshops (ICC Workshops), 10.1109/ICCWorkshops50388.2021.9473781 , Jun 2021.
- T. Lara, A. Yáñez, S. Céspedes, A. S. Hafid, "Impact of Safety Message Generation Rules on the Awareness of Vulnerable Road Users." Sensors (14248220) 21, no. 10, DOI: 10.3390/s21103375 [PDF], May 2021.
- J. Jeong, Y. Shen, T. Oh, S. Céspedes, N. Benamar, M. Wetterwald and J. Härri, “A comprehensive survey on vehicular networks for smart roads: A focus on IP-based approaches”. in Elsevier Vehicular Communications, pp100334. Jan. 2021. [PDF]
- F. Valle, S. Céspedes and A. S. Hafid,“Automated Decision System to Exploit Network Diversity for Connected Vehicles”, in IEEE Transactions on Vehicular Technology, vol. 70, no. 1, pp. 858-871, doi: 10.1109/TVT.2020.3046413, Jan. 2021. [PDF]
Complete list
Teaching activities
Concordia University
Undergrad
- COMP 445: Data Communications & Computer Networks (W'22,W'23)
- SOEN 422: Embedded Systems (F'22,F'23)
Previous institutions
Universidad de Chile (Santiago, Chile)
Undergrad
- Information and Communications Technologies EL4107 (2020-2, 2019-2,2018-2,2017-2,2015-1, 2014-2)
- Laboratory of Information and Communications Technologies EL5207 (2020-2,2019-2, 2018-2, 2018-1, 2016-2, 2016-1, 2015-2)
- Design of technological projects with the Internet of Things IN4529(2018-1, 2017-2)
- Laboratory of product development with the Internet of Things EL6048(2019-1, 2018-1)
Grad courses
- Advanced concepts in Wireless Networking EL7044 (2019-1, 2017-2,2016-1, 2015-2)
- Collaborative research work EL7950 (2019-1)