Fernando J. Velez

Publication Activity (10 Years)

Years Active: 1996-2024
Publications (10 Years): 34

Top Topics

Service Quality

Wireless Sensor

Top Venues

Publications

Amilton V. Baptista, Fernando J. Velez
Q-Learning-Driven Enhancement of Slotted ALOHA in IEEE 802.15.4 WSNs. MeditCom (2024)
Rui R. Paulo, Emanuel Teixeira, Fernando J. Velez
Service Quality of the Urban Microcellular Scenario in the Sub-6 GHz Frequency Bands. IEEE Access 12 (2024)
Norberto Barroca, Luís M. Borges, Periklis Chatzimisios, Fernando J. Velez
Impact of using chirp spread spectrum physical layer and request-to-send/clear-to-send combined with frame concatenation in the IEEE 802.15.4 non-beacon enabled mode performance. IET Wirel. Sens. Syst. 13 (1) (2023)
Rui R. Paulo, Fernando J. Velez
Impact of the Two-Slope Path Loss Model in the Service Quality of 4G and 5G Small Cells. CSCN (2022)
Bahram Khan, Nidhi, Rui R. Paulo, Albena Mihovska, Fernando J. Velez
Cost Revenue Trade-off for the 5G NR Small Cell Network in the Sub-6 GHz Operating Band. WPMC (2022)
Nidhi, Bahram Khan, Albena Mihovska, Ramjee Prasad, Fernando J. Velez
Trends in Standardization Towards 6G. J. ICT Stand. 9 (3) (2021)
António Brito, Pedro Sebastião, Fernando J. Velez
Hybrid Matched Filter Detection Spectrum Sensing. IEEE Access 9 (2021)
Rui R. Paulo, Fernando J. Velez, Bahram Khan
Study of Indoor Small Cell Deployments. J. Mobile Multimedia 17 (1-3) (2021)
Rooderson M. Andrade, Rui R. Paulo, Salomão M. Francisco, Emanuel Teixeira, Fernando J. Velez
Characterization of Indoor Small Cells Propagation. WPMC (2021)
Rui R. Paulo, Fernando J. Velez
An Extensive Study on the Performance Evaluation and Scheduling of HeNBs. IEEE Access 9 (2021)
Bahram Khan, Nidhi, Albena Mihovska, Ramjee Prasad, Fernando J. Velez
Overview of Network Slicing: Business and Standards Perspective for Beyond 5G Networks. CSCN (2021)
Fardin Derogarian, João Canas Ferreira, Vítor M. Grade Tavares, José Machado da Silva, Fernando J. Velez
A Multifunctional Integrated Circuit Router for Body Area Network Wearable Systems. IEEE/ACM Trans. Netw. 28 (5) (2020)
Bahram Khan, Fernando J. Velez
Multicarrier Waveform Candidates for Beyond 5G. CSNDSP (2020)
Luís Miguel Campos, Luís Ribeiro, Ioannis Karydis, Stelios Karagiannis, Dário Pedro, Jorge Martins, Carlos Marques, Ana García Armada, Raquel Perez Leal, Manuel José López Morales, Fernando J. Velez, Pedro Sebastião, Anderson Rocha Ramos
Reference Scenarios and Key Performance Indicators for 5G Ultra-dense Networks. CSNDSP (2020)
Norberto Barroca, Fernando J. Velez, Luís M. Borges, Periklis Chatzimisios
Performance enhancement of IEEE 802.15.4 by employing RTS/CTS and frame concatenation. IET Wirel. Sens. Syst. 10 (6) (2020)
Emanuel Teixeira, Anderson Rocha Ramos, Marisa S. Lourenço, Fernando J. Velez, Jon M. Peha
Capacity/cost trade-off for 5G small cell networks in the UHF and SHF bands. WPMC (2019)
Anderson R. Ramos, Bruno C. Silva, Marisa S. Lourenço, Emanuel Teixeira, Fernando J. Velez
Mapping between Average SINR and Supported Throughput in 5G New Radio Small Cell Networks. WPMC (2019)
Emanuel Teixeira, Fernando J. Velez, Jon M. Peha
Economic Trade-off of Small Cell Networks: Comparison between the Millimetre Wavebands and UHF/SHF bands. PIMRC (2019)
Anderson Rocha Ramos, Fernando J. Velez, Gordana Gardasevic
Source Routing Minimum Cost Forwarding Protocol over 6TiSCH Applied to the OpenMote-B Multi-hop Platform. PIMRC (2019)
Rui R. Paulo, Fernando J. Velez, Giuseppe Piro
Design of Coordinated HeNB Deployments. VTC Spring (2018)
Rui R. Paulo, Fernando J. Velez, Giuseppe Piro
Performance Evaluation and Packet Scheduling in HeNB Deployments. VTC Fall (2018)
Emanuel Teixeira, Fernando J. Velez
Cost/Revenue Trade-Off of Small Cell Networks in the Millimetre Wavebands. VTC Spring (2018)
Bruno C. Silva, Sofia Sousa, Emanuel Teixeira, Fernando J. Velez
Insights on Spectrum Sharing in Heterogeneous Networks with Small Cells. VTC Spring (2018)
Sofia Sousa, Fernando J. Velez, Jon M. Peha
Impact of propagation model on capacity in small-cell networks. SPECTS (2017)
Carlos Ferreira, Lucas Guardalben, Tomé Gomes, Susana Sargento, Paulo Salvador, Daniel Robalo, Fernando J. Velez
Supporting Unified Distributed Management and Autonomic Decisions: Design, Implementation and Deployment. J. Netw. Syst. Manag. 25 (2) (2017)
Jessica Acevedo Flores, Daniel Robalo, Fernando J. Velez
Transmitted Power Formulation for the Optimization of Spectrum Aggregation in LTE-A over 800 MHz and 2 GHz Frequency Bands. Wirel. Pers. Commun. 93 (3) (2017)
Fernando J. Velez, Sofia Sousa, Albena Mihovska, Ramjee Prasad
Basic limits for LTE-Advanced radio and HetNet optimization in the outdoor-to-indoor scenario. BlackSeaCom (2016)
Daniel Robalo, Fernando J. Velez, Rui R. Paulo, Giuseppe Piro
Extending the LTE-Sim Simulator with Multi-Band Scheduling Algorithms for Carrier Aggregation in LTE-Advanced Scenarios. VTC Spring (2015)
Anders Lyhne Christensen, Sancho Oliveira, Octavian Postolache, Maria João de Oliveira, Susana Sargento, Pedro Santana, Luís Nunes, Fernando J. Velez, Pedro Sebastião, Vasco Costa, Miguel Duarte, Jorge C. Gomes, Tiago Rodrigues, Fernando Silva
Design of Communication and Control for Swarms of Aquatic Surface Drones. ICAART (2) (2015)
Fernando J. Velez, Daniel Robalo, Jessica Acevedo Flores
LTE radio and network planning: Basic coverage and interference constraints. LATINCOM (2015)
Daniel Robalo, João R. Oliveira, Fernando J. Velez, Oliver Holland, A. Hamid Aghvami
Dynamic Configuration and Optimization of WiMAX Networks with Relay Power Saving Modes: Measurement-Based Scenario in a Hilly Region. Wirel. Pers. Commun. 85 (3) (2015)
Tiago Tavares, Pedro Sebastião, Nuno Souto, Fernando J. Velez, Francisco Cercas, Marco A. Ribeiro, Américo Correia
Generalized LUI Propagation Model for UAVs Communications Using Terrestrial Cellular Networks. VTC Fall (2015)
Daniel Robalo, Fernando J. Velez
Economic trade-off in the optimization of carrier aggregation with enhanced multi-band scheduling in LTE-Advanced scenarios. EURASIP J. Wirel. Commun. Netw. 2015 (2015)
Fernando J. Velez, Aleksandra Nadziejko, Anders Lyhne Christensen, Sancho Oliveira, Tiago Rodrigues, Vasco Costa, Miguel Duarte, Fernando Silva, Jorge C. Gomes
Wireless Sensor and Networking Technologies for Swarms of Aquatic Surface Drones. VTC Fall (2015)
Henrique M. Saraiva, Luís M. Borges, Pedro Pinho, Ricardo Gonçalves, Raúl Chávez-Santiago, Norberto Barroca, Jorge Tavares, Paulo T. Gouveia, Nuno Borges Carvalho, Ilangko Balasingham, Fernando J. Velez, Caroline Loss, Rita Salvado
Experimental Characterization of Wearable Antennas and Circuits for RF Energy Harvesting in WBANs. VTC Spring (2014)
Luís M. Borges, Fernando J. Velez, Rodolfo Oliveira
A two-phase contention window control scheme for decentralized wireless networks. WCNC (2014)
Daniel Robalo, Fernando J. Velez
A Model for Mapping between the Quality of Service and Experience for Wireless Multimedia Applications. VTC Spring (2014)
Norberto Barroca, Luís M. Borges, Fernando J. Velez, Periklis Chatzimisios
Block acknowledgment in IEEE 802.15.4 by employing DSSS and CSS PHY layers. GLOBECOM Workshops (2014)
Luís M. Borges, Norberto Barroca, Henrique M. Saraiva, Jorge Tavares, Paulo T. Gouveia, Fernando J. Velez, Caroline Loss, Rita Salvado, Pedro Pinho, Ricardo Gonçalves, Nuno Borges Carvalho, Raúl Chávez-Santiago, Ilangko Balasingham
Design and evaluation of multi-band RF energy harvesting circuits and antennas for WSNs. ICT (2014)
Jessica Acevedo Flores, Fernando J. Velez, Orlando Cabral, Daniel Robalo, Oliver Holland, A. Hamid Aghvami, Filippo Meucci, Albena Mihovska, Neeli R. Prasad, Ramjee Prasad
Cost/revenue performance in an IMT-Advanced scenario with Spectrum Aggregation over non-contiguous frequency bands. ICT (2014)
Luís M. Borges, Fernando J. Velez, António S. Lebres
Survey on the Characterization and Classification of Wireless Sensor Network Applications. IEEE Commun. Surv. Tutorials 16 (4) (2014)
Norberto Barroca, Luís M. Borges, Fernando J. Velez, Periklis Chatzimisios
IEEE 802.15.4 MAC layer performance enhancement by employing RTS/CTS combined with packet concatenation. ICC (2014)
Luís M. Borges, Fernando J. Velez, Norberto Barroca, António S. Lebres
Frame capture and reliability based decider implementation in the MiXiM IEEE 802.15.4 framework. SimuTools (2014)
Norberto Barroca, Fernando J. Velez, Periklis Chatzimisios
Block acknowledgment mechanisms for the optimization of channel use in wireless sensor networks. PIMRC (2013)
Jorge Tavares, Norberto Barroca, Henrique M. Saraiva, Luís M. Borges, Fernando J. Velez, Caroline Loss, Rita Salvado, Pedro Pinho, Ricardo Gonçalves, Nuno Borges Carvalho
Spectrum opportunities for electromagnetic energy harvesting from 350 mhz to 3 ghz. ISMICT (2013)
Norberto Barroca, Henrique M. Saraiva, Paulo T. Gouveia, Jorge Tavares, Luís M. Borges, Fernando J. Velez, Caroline Loss, Rita Salvado, Pedro Pinho, Ricardo Gonçalves, Nuno Borges Carvalho, Raúl Chávez-Santiago, Ilangko Balasingham
Antennas and circuits for ambient RF energy harvesting in wireless body area networks. PIMRC (2013)
Rodolfo Oliveira, Luís M. Borges, Fernando J. Velez
A Double Stage Random Access Scheme for Decentralized Single Radio Cognitive Networks. ISWCS (2013)
Jessica Acevedo Flores, Daniel Robalo, Fernando J. Velez
Transmitted power formulation for the implementation of spectrum aggregation in LTE-A over 800 MHz and 2 GHz frequency bands. WPMC (2013)
Fernando J. Velez, Abel Gomes, Carlos Salema
Highlights on the Workshop 20 Years of Instituto de Telecomunicacoes (Tenth Anniversary of IT-Covilha) [Society News]. IEEE Veh. Technol. Mag. 7 (4) (2012)
Fernando J. Velez, João R. Oliveira, Daniel Robalo, Oliver Holland, A. Hamid Aghvami
Energy saving in the optimization of the planning of fixed WiMAX with relays in hilly terrains: Impact of sleep modes and cell zooming. ISWCS (2012)
Raúl Chávez-Santiago, Keith E. Nolan, Oliver Holland, Luca De Nardis, João Miguel Ferro, Norberto Barroca, Luís M. Borges, Fernando J. Velez, Vânia Gonçalves, Ilangko Balasingham
Cognitive radio for medical body area networks using ultra wideband. IEEE Wirel. Commun. 19 (4) (2012)
Fernando J. Velez, Orlando Cabral, Francisco Merca, Vasos Vassiliou
Service characterization for cost/benefit optimization of enhanced UMTS. Telecommun. Syst. 50 (1) (2012)
João Miguel Ferro, Fernando J. Velez
Combined Hop Count and Received Signal Strength Routing Protocol for Mobility-Enabled WSNs. VTC Fall (2012)
Fernando J. Velez, João R. Oliveira, Daniel Robalo, Oliver Holland, A. Hamid Aghvami
Cost/revenue optimization of WiMAX networks with relay power saving modes: Measurement-Based scenario in a hilly region. GLOBECOM Workshops (2012)
Oliver Holland, Luca De Nardis, Keith E. Nolan, Arturas Medeisis, Peter Anker, Leo Fulvio Minervini, Fernando J. Velez, Marja Matinmikko, John Sydor
Pluralistic licensing. DySPAN (2012)
Orlando Cabral, Filippo Meucci, Albena Mihovska, Fernando J. Velez, Neeli R. Prasad, Ramjee Prasad
Integrated Common Radio Resource Management with Spectrum Aggregation Over Non-Contiguous Frequency Bands. Wirel. Pers. Commun. 59 (3) (2011)
Fernando J. Velez, M. Kashif Nazir, A. Hamid Aghvami, Oliver Holland, Daniel Robalo
Cost/Revenue Tradeoff in the Optimization of Fixed WiMAX Deployment With Relays. IEEE Trans. Veh. Technol. 60 (1) (2011)
Luís M. Borges, Fernando J. Velez, António S. Lebres
Performance Evaluation of the Schedule Channel Polling MAC Protocol applied to Health Monitoring in the Context of IEEE 802.15.4. EW (2011)
Oliver Holland, Orlando Cabral, Fernando J. Velez, Adnan Aijaz, Paul Pangalos, A. Hamid Aghvami
Opportunistic load and spectrum management for mobile communications energy efficiency. PIMRC (2011)
Daniel Robalo, João R. Oliveira, Fernando J. Velez, Valeria Petrini, Marina Barbiroli, Claudia Carciofi, Paolo Grazioso, Franco Fuschini
Experimental characterisation of WiMAX propagation in different environments. EUROCON (2011)
João Miguel Ferro, Orlando Cabral, Fernando J. Velez
A Cross-Layer Multi-Hop Simulator for IEEE 802.11e. Wirel. Pers. Commun. 58 (3) (2011)
Daniel Robalo, Fernando J. Velez
Model for the correlation between quality of service and experience in cognitive radio networks. CogART (2011)
Fernando J. Velez, A. Hamid Aghvami, Oliver Holland
Basic limits for fixed worldwide interoperability for microwave access optimisation based in economic aspects. IET Commun. 4 (9) (2010)
Jesús M. Juarez Valero, Rui R. Paulo, Fernando J. Velez
Modelling and simulation of B3G multi-service traffic in the presence of mobility. Wirel. Networks 16 (3) (2010)
Frederico Varela, Pedro Sebastião, Américo Correia, Francisco Cercas, António Rodrigues, Fernando J. Velez, Daniel Robalo
Unified propagation model for Wi-Fi, UMTS and WiMAX planning in mixed scenarios. PIMRC (2010)
Rui R. Paulo, Fernando J. Velez, António Rodrigues
Influence of a Few More Channels for Voice Support in B3G Multi-Service Traffic in the Presence of Mobility. VTC Spring (2010)
Pedro Sebastião, Fernando J. Velez, Rui Costa, Daniel Robalo, António Rodrigues
Planning and Deployment of WiMAX Networks. Wirel. Pers. Commun. 55 (3) (2010)
Frederico Varela, Pedro Sebastião, Américo Correia, Francisco Cercas, António Rodrigues, Fernando J. Velez, Daniel Robalo
Validation of the unified propagation model for Wi-Fi, UMTS and WiMAX planning. PIMRC (2010)
Valdemar Monteiro, Joaquim Bastos, Orlando Cabral, Fernando J. Velez, Jonathan Rodriguez
Experimental System Level Platform for B3G Scenarios. MOBILIGHT (2010)
Luís M. Borges, Norberto Barroca, Fernando J. Velez, António S. Lebres
Smart-clothing wireless flex sensor belt network for foetal health monitoring. PervasiveHealth (2009)
João Miguel Ferro, Orlando Cabral, Fernando J. Velez
Seeking for an Optimal Route in IEEE 802.11e Ad-Hoc Networks. VTC Fall (2009)
Orlando Cabral, Alberto Segarra, Fernando J. Velez
Implementation of IEEE 802.11e Block Acknowledgement Policies Based on the Buffer Size. EW (2008)
João Miguel Ferro, Fernando J. Velez
Routing in a Custom-Made IEEE 802.11E Simulator. World Congress on Engineering (Selected Papers) (2008)
Jonathan Rodriguez, Valdemar Monteiro, Joaquim Bastos, Atílio Gameiro, Orlando Cabral, Fernando J. Velez
Service Suitability Based RAT Selection for Beyond 3G Systems. VTC Fall (2008)
Orlando Cabral, Alberto Segarra, Fernando J. Velez
IEEE 802.11E Block Acknowledgement Policies. World Congress on Engineering (Selected Papers) (2008)
João Miguel Ferro, Luís M. Borges, Fernando J. Velez, António S. Lebres
Applications of Wireless Sensor Networks. World Congress on Engineering (2007)
Fernando J. Velez
Tutorial 3: Cellular Planning for the Interoperability between WiMAX and Wi-Fi Networks. ISCC (2007)
Jesús M. Juarez Valero, Rui R. Paulo, Fernando J. Velez
Event-Based Simulation for Multi-rate Multi-service Traffic Validation in B3G Systems. VTC Spring (2007)
Fernando J. Velez, Nuno Anastacio, Francisco Merca, Orlando Cabral
Cost/Revenue Optimisation of Multi-Service Cellular Planning for City Centre E-UMTS. VTC Spring (2007)
Marco Marques, João Ambrósio, Carlos Reis, David Gouveia, Daniel Robalo, Fernando J. Velez, Rui Costa, José Riscado
Design and Planning of IEEE 802.16 Networks. PIMRC (2007)
Orlando Cabral, Alberto Segarra, Fernando J. Velez
Simulation of IEEE 802.11e in the Context of Interoperability. World Congress on Engineering (2007)
Jesús M. Juarez Valero, Rui R. Paulo, Fernando J. Velez
Tele-Traffic Simulation for Mobile Communication Systems Beyond 3G. AICT/ICIW (2006)
Orlando Cabral, Fernando J. Velez, Cátia Franco, Ricardo Rei
Urban Cellular Planning Optimisation of Multi-service Enhanced UMTS Based in Economic Issues. WWIC (2006)
Jesús M. Juarez Valero, Rui R. Paulo, Eva Reguera San José, Fernando J. Velez
Modelling and Simulation of Multi-Rate Multi-Service Traffic in the Presence of Mobility. VTC Fall (2006)
Orlando Cabral, Fernando J. Velez, George Hadjipollas, Marinos Stylianou, Josephine Antoniou, Vasos Vassiliou, Andreas Pitsillides
Enhanced UMTS Cellular Planning for Multiple Traffic Classes in Offices Scenarios. PIMRC (2006)
Nuno Anastacio, Francisco Merca, Orlando Cabral, Fernando J. Velez
QoS Metrics for Cross-Layer Design and Network Planning for B3G Systems. ISWCS (2006)
Fernando J. Velez, Luís M. Correia
Optimisation of Mobile Broadband Multi-Service Systems Based in Economics Aspects. Wirel. Networks 9 (5) (2003)
Fernando J. Velez, Luís M. Correia
Impact of mobility in mobile broadband systems multi-service traffic. PIMRC (2002)
Fernando J. Velez, Luís M. Correia
Mobile broadband services: classification, characterization, and deployment scenarios. IEEE Commun. Mag. 40 (4) (2002)
Fernando J. Velez, Luís M. Correia
Cost/revenue optimisation in multi-service mobile broadband systems. PIMRC (2002)
Fernando J. Velez, Luís M. Correia, José M. Brázio
Frequency Reuse and System Capacity in Mobile Broadband Systems: Comparison between the 40 and 60 GHz Bands. Wirel. Pers. Commun. 19 (1) (2001)
Fernando J. Velez, Luís M. Correia
Deployment scenarios for mobile broadband communications. PIMRC (2000)
Fernando J. Velez
Validation of models for traffic resulting from mobility in microcellular mobile broadband systems. PIMRC (1998)
Fernando J. Velez, Luís M. Correia
Capacity trade-offs in mobile broadband systems using guard channels for high mobility handover. PIMRC (1998)
José M. Brázio, Fernando J. Velez
Design of cell size and frequency reuse for a millimeterwave highway coverage cellular communications system. PIMRC (1996)