Professional/Editorial/Chairing Activities

Journal Editorial Board (Current Roles)

• Editor-in-Chief, IEEE Communications Letters (July 2023-Present).

• Specialty Chief Editor, Wireless Communications Section, Frontiers in Communications and Networks (June 2020-Present).

Journal Editorial Board (Past Roles)

• Editor at Large, Communication Theory & Systems II, IEEE Transactions on Communications (April 2021-June 2023).

• Executive Editor, IEEE Communications Letters (September 2019-June 2023).

• Editor, IEEE Transactions on Cognitive Communications and Networking (January 2019-June 2023).

• Editor, IEEE Transactions on Vehicular Technology (August 2012-June 2023).

• Associate Editor, IEEE Wireless Communications Letters (July 2021-June 2023).

• Editor, IEEE Transactions on Machine Learning in Communications and Networking (September 2022-June 2023).

• Associate Editor-in-Chief, IEEE Open Journal of the Communications Society (July 2022-March 2023)

• Area Editor, Area: Green, Cognitive, and Intelligent Communications and Networks, IEEE Open Journal of the Communications Society (September 2019-June 2022).

• Editor, IEEE Transactions on Communications (September 2017-March 2021).

• Editor, IEEE Communications Surveys & Tutorials (May 2017-November 2020).

• Associate Technical Editor, IEEE Communications Magazine (January 2012-May 2020).

• Area Editor, KSII Transactions on Internet and Information Systems (September 2017-February 2020).

• Associate Editor, EURASIP Journal on Wireless Communications and Networking (January 2011-January 2020).

• Associate Editor, IEEE Access (June 2016-January 2020).

• Senior Editor, IEEE Communications Letters (March 2019-August 2019).

• Associate Editor, IEEE Communications Letters (May 2012-July 2017).

• Editor, KSII Transactions on Internet and Information Systems (January 2011-September 2017).

Guest Journal Editor

• Guest Editor, IEEE Internet oh Things Journal, Special Issue on "Integrated Sensing and Communications for 6G IoE", 2023.

• Guest Editor, IEEE Network, Special Issue on "Native Artificial Intelligence in Integrated Terrestrial and Non-Terrestrial Networks in 6G", 2022.

• Guest Editor, Sensors, Special Issue on "Advances in MIMO and Millimeter-Wave Sensing Communication Systems", 2021.

• Guest Editor, IEEE Transactions on Green Communications and Networking, Special Issue on "Green Communications and Computing Technologies for 6G Networks", 2021.

• Guest Editor, IEEE Transactions on Green Communications and Networking, Special Issue on "Unmanned Aerial Vehicle (UAV)-Enabled Green Communications and Networking", 2021.

• Guest Editor, China Communications, Special Issue on "New Advances in Non-Orthogonal Multiple Access", 2020.

• Guest Editor, IEEE Open Journal of Communications Society, Special Issue on "Non-Orthogonal Multiple Access for 5G and Beyond", 2020.

• Lead Associate Editor, IEEE Access, Special Issue on "Advances in Statistical Channel Modeling for Future Wireless Communications Networks", 2019.

• Lead Guest Editor, IEEE Transactions on Cognitive Communications and Networking, Special Issue on "Energy-Harvesting Cognitive Radio Networks", 2018.

• Lead Associate Editor, IEEE Access, Special Issue on "Molecular Communication Networks", 2018.

• Lead Associate Editor, IEEE Access, Special Issue on "Non-Orthogonal Multiple Access for 5G Systems", 2017.

• Lead Associate Editor, IEEE Access, Special Issue on "Modelling, Analysis, and Design of 5G Ultra-Dense Networks", 2017.

• Lead Guest Editor, IEEE Access, Special Issue on "Security in Wireless Communications and Networking", 2016.

• Guest Editor, IEEE Access, Special Issue on "Deployment and Management of Small Heterogeneous Cells for 5G", 2016.

• Lead Guest Editor, KSII Transactions on Internet and Information Systems, Special Issue on "Cognitive Radio Networks: Survey, Tutorial, and New Introduction", 2014.

• Lead Guest Editor, EURASIP Journal on Wireless Communications and Networking, Special Issue on "Cooperative Cognitive Networks", 2013.

• Guest Editor, IET Communications, Special Issue on "Secure Physical Layer Communications", 2013.

 Technical Program Committee/Symposium Chair 

• Symposium Co-Chair, Wireless Communications Symposium, IEEE Global Communications Conference (GLOBECOM 2024), Cape Town, South Africa, 08-12 December 2024.

• Track Co-Chair, Track 7: Radio Access Technology and Heterogeneous Networks, IEEE 100th Vehicular Technology Conference (VTC2024-Fall), Washington, USA, 07-10 October 2024.

• TPC Co-Chair, IEEE International Mediterranean Conference on Communications and Networking (MeditCom 2024), Madrid, Spain, 8-11 July 2024.

• Track Co-Chair, Track 1: PHY and Fundamentals, IEEE Wireless Communications and Networking Conference (WCNC 2024), Dubai, UAE, 21-24 April 2024.

• TPC Co-Chair, International Conference on 6G Networking (6GNet 2023), Paris, France, October 2023.

• Track Co-Chair, Track 8: Spectrum Sharing, Spectrum Management, Cognitive Radio, and Green Radio, IEEE 97th Vehicular Technology Conference (VTC2023-Spring), Florence, Italy, 20-23 June 2023.

• Lead Symposium Co-Chair, Wireless Communications Symposium, IEEE International Conference on Communications (ICC 2023), Rome, Italy, May 2023.

• Track Co-Chair, Track 1: Physical Layer and Communication Theory, IEEE Wireless Communications and Networking Conference (WCNC 2023), Glasgow, Scotland, March 2023.

• Technical Program Vice-Chair, IEEE 95th Vehicular Technology Conference (VTC2022-Spring), Helsinki, Finland, April 2022.

• Lead Symposium Co-Chair, Cognitive Radio and AI-Enabled Networks Symposium, IEEE Global Communications Conference (GLOBECOM 2021), Madrid, Spain, December 2021.

• Technical Program Chair, XXXIX Brazilian Telecommunications and Signal Processing Symposium (SBrT 2021), Virtual Format, 26-29 September 2021.

• Symposium Chair, Communication & Signal Processing Symposium, 17th International Wireless Communications and Mobile Computing Conference (IWCMC 2021), Harbin, China, 28 June-02 July 2021.

• Technical Program Vice-Chair, IEEE 93rd Vehicular Technology Conference (VTC2021-Spring), Virtual Format, 25-28 April 2021.

• Lead Track Co-Chair, Track 1: PHY and Fundamentals, IEEE Wireless Communications and Networking Conference (WCNC 2021), Nanjing, China, 29 March - 01 April 2021.

• Symposium Chair, Communication and Signal Processing Symposium, 16th International Wireless Communications and Mobile Computing Conference (IWCMC 2020), Limassol, Cyprus, 15-19 June 2020.

• Track Co-Chair, Track 7: Green Communications and Networking, IEEE 91st Vehicular Technology Conference (VTC2020-Spring), Antwerp, Belgium, 25-28 May 2020.

• Track Co-Chair, Track 1: PHY and Fundamentals, IEEE Wireless Communications and Networking Conference (WCNC 2020), Seoul, South Korea, 6-9 April 2020.

• Lead Symposium Co-Chair, Cognitive Radio and AI-Enabled Networks Symposium, IEEE Global Communications Conference (GLOBECOM 2019), Waikoloa, HI, USA, 9-13 December 2019.

• Symposium Chair, Communication and Signal Processing Symposium, 15th International Wireless Communications and Mobile Computing Conference (IWCMC 2019), Tangier, Morocco, 24-28 June 2019.

• TPC Chair, 2nd International Conference on Advanced Communication Technologies Networking (CommNet 2019), Rabat, Morocco, 12-14 April 2019.

• Technical Program Co-Chair, IEEE International Conference on Advanced Networks and Telecommunications Systems (ANTS 2018), Indore, India, 16-19 December 2018.

• Track Co-Chair, Track 1: Antenna Systems, Propagation, and RF Design, IEEE 88th Vehicular Technology Conference (VTC2018-Fall), Chicago, USA, 27-30 August 2018.

• Symposium Chair, Communication and Signal Processing Symposium, 14th International Wireless Communications and Mobile Computing Conference (IWCMC 2018), Limassol, Cyprus, 25-29 June 2018.

• Track Co-Chair, Track 1: Antenna Systems, Propagation, and RF Design, IEEE 86th Vehicular Technology Conference (VTC2018-Spring), Porto, Portugal, 3-6 June 2018.

• Symposium Co-Chair, Communication Theory Symposium, 2nd International Conference on Recent Advances on Signal Processing, Telecommunications and Computing (SigTelCom 2018), Ho Chi Minh, Vietnam, 29-31 January 2018.

• Track Co-Chair, Track 1: Antenna Systems, Propagation, and RF Design, IEEE 85th Vehicular Technology Conference (VTC2017-Fall), Toronto, Canada, 24-27 September 2017.

• Track Co-Chair, Track: Recent Results, IEEE 85th Vehicular Technology Conference (VTC2017-Spring), Sydney, Australia, 4-7 June 2017.

• Track Chair, Track 6: Green Communications and Networks, IEEE 85th Vehicular Technology Conference (VTC2017-Spring), Sydney, Australia, 4-7 June 2017.

• Symposium Co-Chair, Communication Theory Symposium, 1st International Conference on Recent Advances on Signal Processing, Telecommunications and Computing (SigTelCom 2017), Da Nang, Vietnam, 9-11 January 2017.

IEEE Technical Committee on Cognitive Networks (TCCN)

• Director - TCCN Newsleter, (2019-2021).

• TCCN Vice-Chair Americas, (2019-2020).

• Feature Topic Editor, Massive Machine-Type Communications, TCCN Newsletter - December 2018

• Feature Topic Editor, Ultra-Reliable Low-Latency Communication, TCCN Newsletter - May 2018.

• Feature Topic Editor, Non-Orthogonal Multiple Access, TCCN Newsletter - November 2017.

• Chair of the Special Interest Group on "Energy-Harvesting Cognitive Radio Networks".

IEEE Signal Processing and Computing for Communications Technical Committee (SPCC)

• Vice-Chair - Special Interest Group on "Reconfigurable Intelligent Surfaces for Signal Processing and Communications". 

Organization Activities 

- Workshops/Special Sessions

• Organizer - Workshop on Native AI and Semantic Communications, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC 2023), Toronto, Canada, September 2023.

• Organizer - Special Session on Signal Processing Challenges for 6G, IEEE Statistical Signal Processing Workshop (SSP 2023), Hanoi, Vietnam, 02-05 July 2023.

• Organizer - Workshop on Holographic MIMO Communications, IEEE International Conference on Communications (ICC 2023), Rome, Italy, 28 May - 01 June 2023.

• Organizing Committee, 48th Wireless World Research Forum (WWRF), Abu Dhabi, UAE, 07-09 Nov. 2022.

• Organizer - Special Session on 6G, Title: Connecting Intelligence on 6G, 25th International Symposium on Wireless Personal Multimedia Communications (WPMC 2022), Herning, Denmark, November 2022.

• Organizer - Workshop on Native-AI in Wireless Networks, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC 2022), Virtual Conference, September 2022.

• Organizer - Special Session on "AI/ML Based Communications: Directions and Research Challenges", 5th International Balkan Conference on Communications and Networking (BalkanCom 2022), Sarajevo, Bosnia and Herzegovina, 22-24 August  2022.

• Organizer - Special Session on 6G, 1st International Conference on 6G Networking (6GNet 2022), Paris, France, July 2022.

• Organizer - Workshop on Reconfigurable Intelligent Surfaces for Future Wireless Communications, IEEE Global Communications Conference (GLOBECOM 2021), Madrid, Spain, December 2021.

• Organizer - Workshop on Energy-Efficient Schemes for Beyond 5G, IEEE Vehicular Technology Conference (VTC2021-Spring), 25-28 April, Virtual Format, 2021.

• Organizer - Workshop on Reconfigurable Intelligent Surfaces for Future Wireless Communications, IEEE International Conference on Communications (ICC 2021), 14-18 June, Montreal, Canada, 2021.

• Organizer - Workshop on Rate-Splitting (Multiple Access) for 6G, IEEE International Conference on Communications (ICC 2021), 14-18 June, Montreal, Canada, 2021.

• Organizer - Workshop on Energy-Efficient Schemes for Beyond 5G, IEEE Wireless Communications and Networking Conference (WCNC 2021), 29 March-1 April, Nanjing, China, 2021.

• Organizer - Workshop on Rate-Splitting (Multiple Access) for Beyond 5G, IEEE Wireless Communications and Networking Conference (WCNC 2021), 29 March-1 April, Nanjing, China, 2021.

• Steering Committee Member - Workshop on Practice & Further Advances in Massive MIMO, IEEE International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC 2020), 31 August-3 September, London, UK, 2020.

• Organizer - 2nd Workshop on Energy Harvesting Communication Networks, IEEE International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC 2019), 8-11 September, Istanbul, Turkey, 2019.

• Organizer - Workshop on Energy Harvesting Communication Networks, 16th International Symposium on Wireless Communication Systems (ISWCS 2019), 27-30 August, Oulu, Finland, 2019.

• Publicity Chair - 2nd Workshop on Enabling Energy Internet via Machine-Type Wireless Communications, IEEE Wireless Communications and Networking Conference (WCNC 2019), 15-18 April, Marrakech, Morocco, 2019.

• Organizer - 1st Workshop on Energy Harvesting Communication Networks, IEEE International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC 2018), 9-12 September, Bologna, Italy, 2018.

• Workshop Chair - 14th International Conference on Heterogeneous Networking for Quality, Reliability, Security, and Robustness (Qshine 2018), 3-4 December, Vietnam, 2018.

• Workshop Chair - 2nd International Conference on Computing, Management and Telecommunications (ComManTel 2014), 27-29 April, 2014.

• Organizer, Workshop on Trusted Communications with Physical Layer Security (TCPLS), IEEE Global Communications Conference (GLOBECOM 2013), Atlanta, USA, Dec. 2013.

 - Conferences

• Publicity Co-Chair, IEEE Pacific Rim Conference on Communications, Computers, and Signal Processing, Victoria, Canada, 21-23 Aug. 2024.

• Panelist Co-Chair, Abu Dhabi 6G Summit 2022, 03-04 Nov. 2022.

• Special Session Co-Chair, 1st International Conference on 6G Networking (6GNet), Paris, France, July 2022.

• Volunteers Coordinator & IEEE Bahia Section Representative, 11th Latin-American Conference on Communications (LATINCOM'19), Salvador, BA, Brazil, Nov. 2019.

• Posters and PhD Track Chair, 5th International Conference on Industrial Networks and Intelligent Systems (INISCOM'19), Ho Chi Minh, Vietnam, Aug. 2019.

• International Liaison Chair, 25th International Conference on Telecommunications (ICT 2018), Saint-Malo, France, Jun. 2018.

• Publicity Co-Chair, 28th IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC 2017), Montreal, QC, Canada, Oct. 2017.

• Posters and PhD Track Chair, 3rd International Conference on Industrial Networks and Intelligent Systems (INISCOM'17), Thu Dau Mot, Vietnam, Sep. 2017.

• Publicity Co-Chair, International Conference on Advanced Communication Systems and Information Security (ACOSIS'16), Marrakesh, Morocco, Oct. 2016.

• Co-Organizer, Brazilian Telecommunications Symposium (SBrT 2013), Fortaleza-CE, Brazil, Sep. 2012.

IEEE Vehicular Technology Society

• Latin American Chapters Coordinator, (2017-2022).

• Distinguished Lecturer, (2017-2019).

  • VTS DL Tour in Portugal (2018)

    • NOVA University of Lisbon - 07 November 2018

    • University of Coimbra - 08 November 2018

    • University of Porto - 09. November 2018

• Distinguished Lecturer, (2019-2021).

• Distinguished Speaker, (2021-2024).

  • VTS DS Tour in Portugal (2023)

    • NOVA University Lisbon - 27 March 2023

    • University of Coimbra - 29 March 2023

    • University of Aveiro - 31 March 2023

• Vice-Chair, Propagation Committee (2023-Present).

Industry Panel/Talk

• Industry Talk at IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC 2023) - Title: The Path Towards 6G: A Glimpse from a Multiple Access Perspective.

• Special Session Speaker at IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC 2023) - Title: Halfway to Become a Professional (or What Career Should I Choose)?

• Industry Speaker at 22nd IEEE Statistical Signal Processing (SSP) Workshop 2023 - Title: The Next G's: Vision, Technologies, and Challenges.

Tutorials

• IEEE Global Communications Conference (GLOBECOM 2023); Title: Rate-Splitting Multiple Access for 6G: Recent Advances and Future Research.

• IEEE Statistical Signal Processing (SSP) Workshop 2023; Title: Rate-Splitting Multiple Access: Recent Advances from a Polarimetric Perspective.

• IEEE Global Communications Conference (GLOBECOM 2021); Title: Application of NOMA in 6G Networks: Future Vision for Next Generation Multiple Access.

• Brazilian Telecommunications Symposium (SBrT 2020); Title: 6G Wireless: Paving the Way Towards Smart Radio Environment Via Reconfigurable Intelligent Surfaces.   

• Brazilian Telecommunications Symposium (SBrT 2018); Title: Non-Orthogonal Multiple Access for 5G Networks.

• Brazilian Telecommunications Symposium (SBrT 2011); Title: Cooperative Communications.

Invited Talks/Seminars

• Seminar - IRC for Communication Systems and Sensing, KFUPM, 24 April 2024.

• Plenary Speaker - XLI Brazilian Symposium on Telecommunications and Signal Processing (SBrT 2023), 08-11 October 2023, São José dos Campos, São Paulo, Brazil.

• Invited Talk - RSMA Webinar Series - 19 September 2023.

• Invited Talk - Beijing University of Posts and Telecommunications (BUPT), 29 August 2023, Beijing, China.

• Invited Seminar - Beijing University of Posts and Telecommunications (BUPT), 29 August 2023, Beijing, China.

• Invited Seminar - Beijing Institute of Technology (BIT), 25 August 2023, Beijing, China.

• Invited Seminar - Chinese University of Hong Kong (CUHK), 23 August 2023, Shenzhen, China.

• Invited Seminar - Peng Cheng Laboratory, 22 August 2023, Shenzhen, China.

• Invited Seminar - South China University of Technology, 21 August 2023, Guangzhou, China.

• Invited Talk - Southern University of Science and Technology (SUSTech), 18 August 2023, Shenzhen, China.

• Invited Seminar - Southern University of Science and Technology (SUSTech), 16 August 2023, Shenzhen, China.

• Invited Seminar - University of Electronic Science and Technology (UESTC), 14 August 2023, Chengdu, China.

• Invited Seminar - Southwest Jiaotong University (SWJTU), 10 August 2023, Chengdu, China.

• 29th National Conference on Communications (NCC 2023), Indian Institute of Technology Guwahati, 23 February 2023.

• CNGCN Distinguished Lecture Series, LNM Institute of Information Technology, Jaipur, India, 11 January 2023.

• YunTech Community, 18 October 2021.

• Regional Speaker Program 2021 - IEEE ComSoc Latin America, 02 September 2021.

• 28th International Conference on Telecommunications (ICT 2021), Workshop on "Advances in Physical Layer Security for 6G Networks", 03 June 2021.

• King Abdullah University of Science and Technology, Saudi Arabia, 26 May 2019.

• Queen's University Belfast, UK, 28 March 2019.

• Graduate Program in Electrical Engineering, University of Brasília (UnB), Brazil, 28 November 2018.

• 1st Workshop of the Graduate Program in Electrical Engineering, Federal University of Pará, Brazil, 27 November 2018.

• 2nd Workshop on Communication Networks and Power Systems (WCNPS 2017), November 2017.

 Research/Academic/Industry Visits

• Beijing Institute of Technology (BIT), Beijing, China, Host: Prof. Kai Yang, 24-30 August 2023.

• Southern University of Science and Technology (SUSTech), Shenzhen, China, Host: Prof. Weijie Yuan, 16-23 August 2023.

• Southwest Jiaotong University (SWJTU), Chengdu, China, Host: Prof. Xianfu Lei, 07-15 August 2023.

• Instanbul Medipol University, Turkey, Host: Prof. Hüseyin Arslan, September-November 2019.

• King Abdullah University of Science and Technology, Saudi Arabia, Host: Prof. Mohamed-Slim Alouini, May-August 2019.

• Lappeenranta University of Technology, Finland, Host: Prof. Pedro H. J. Nardelli, January-April 2019.

• Queen's University Belfast, UK, Host: Prof. Trung Q. Duong, March 2019.

• University of Málaga, Spain, Host: Prof. F. Javier López-Martinez, July 2018.

• New University of Lisbon, Portugal, Host: Prof. Rodolfo Oliveira, July 2018.

Natural Sciences and Engineering Research Council of Canada (NSERC)

• Member of the Electrical and Computer Engineering Evaluation Group (January 2023-Present).

Khalifa University of Science & Technology

• External Reviewer of Project Proposals (December 2018-Present).

Science Fund of the Republic of Serbia

• External Reviewer of Project Proposals (November 2020-Present).

 Technical Program Committee Member (To Be Completed...) 

• TPC Member, PHY and Fundamentals Track, IEEE Wireless Communications and Networking Conference (WCNC 2018).

• TPC Member, Wireless Communications Symposium, Signal Processing for Communications Symposium, and Cognitive Radio and Networks Symposium, IEEE International Conference on Communications (ICC 2018).

• TPC Member, Green Communications and Networks Track and Radio Access Technology and Heterogeneous Networks Track, IEEE Vehicular Technology Conference (VTC-2018 Spring).

• TPC Member, 25th International Conference on Telecommunications (ICT 2018).

• TPC Member, 20th International Symposium on Wireless Personal Multimedia Communications (WPMC 2017).

• TPC Member, 9th IEEE Latin-American Conference on Communications (LATINCOM 2017).

• TPC Member, IEEE International Conference on Communications in China (ICCC 2017).

• TPC Member, 13th IEEE International Conference on Wireless and Mobile Computing, Networking and Communications (WiMob 2017).

• TPC Member, Fundamentals & PHY Track, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC 2017).

• TPC Member, Cognitive Radio and Networks Symposium, Mobile and Wireless Networks Symposium, Signal Processing for Communications Symposium, 5th Workshop on Trusted Communications with Physical Layer Security, and Workshop on Full-Duplex Communications for Future Wireless Networks, IEEE Global Communications Conference (GLOBECOM 2017).

• TPC Member, IEEE International Symposium on Computers and Communication (ISCC 2017).

• TPC Member, Brazilian Telecommunications Symposium (SBrT 2017).

• TPC Member, Multiple Antenna Systems and Cooperative Communications Track, Signal Transmission and Reception Track, and Recent Results and Workshops Track, IEEE Vehicular Technology Conference (VTC-2017 Fall).

• TPC Member, Cooperative Communications, Distributed MIMO and Relaying Track, Future Trends and Emerging Technologies Track, and Recent Results and Workshops Track, IEEE Vehicular Technology Conference (VTC-2017 Spring).

• TPC Member, International Conference on Recent Advances on Signal Processing, Telecommunications and Computing (SigTelCom 2017).

• TPC Member, PHY and Fundamentals Track, IEEE Wireless Communications and Networking Conference (WCNC 2017).

• TPC Member, Wireless Communications Symposium, Signal Processing for Communications Symposium, Green Communications Systems and Networks Symposium, Cognitive Radio and Networks Symposium, Workshop on Smart Communication Protocols and Algorithms, and Workshop on Full-Duplex Communications for Future Wireless Networks, IEEE International Conference on Communications (ICC 2017).

• TPC Member, Wireless Communications Symposium, Signal Processing for Communications Symposium, Cognitive Radio and Wireless Networks Symposium, and Workshop on Trusted Communications with Physical Layer Security, IEEE Global Communications Conference (GLOBECOM 2016).

• TPC Member, PHY and Fundamentals Track, IEEE Wireless Communications and Networking Conference (WCNC 2016).

• TPC Member, Wireless Communications Symposium, Signal Processing for Communications Symposium, Green Communications Systems and Networks Symposium, and Cognitive Radio and Networks Symposium, IEEE International Conference on Communications (ICC 2016).

• TPC Member, Fundamentals & PHY Track, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC 2016).

• TPC Member, IEEE International Symposium on Computers and Communication (ISCC 2016).

• TPC Member, IEEE International Conference on Wireless and Mobile Computing, Networking, and Communications (Wimob 2016).

• TPC Member, Brazilian Telecommunications Symposium (SBrT 2016).

• TPC Member, IEEE International Symposium on Computers and Communication (ISCC 2016).

• TPC Member, Signal Transmission and Reception Track and Cognitive Radio and Spectrum Management Track, IEEE Vehicular Technology Conference (VTC-2016 Spring).

• TPC Member, Signal Transmission and Reception Track, IEEE Vehicular Technology Conference (VTC-2016 Fall).

• TPC Member, Wireless Communications Symposium and Cognitive Radio and Networks Symposium, IEEE Global Communications Conference (GLOBECOM 2015).

• TPC Member, Cooperative Communications, Distributed MIMO and Relaying Track and Transmission Technologies and Communication Theory Track, IEEE Vehicular Technology Conference (VTC-2015 Spring).

• TPC Member, Transmission Technologies and Communication Theory Track, IEEE Vehicular Technology Conference (VTC-2015 Fall).

• TPC Member, Fundamentals & PHY Track, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC 2015).

• TPC Member, IEEE International Symposium on Computers and Communication (ISCC 2015).

• TPC Member, Track 5: Next Generation of Cognitive Networks, 10th International Conference on Cognitive Radio Oriented Wireless Networks (CROWNCOM 2015).

• TPC Member, Brazilian Telecommunications Symposium (SBrT 2015).

• TPC Member, Wireless Communications Symposium, Signal Processing for Communications Symposium, and Cognitive Radio and Networks Symposium, IEEE International Conference on Communications (ICC 2015).

• TPC Member, Mobile and Wireless Networks Track, IEEE Wireless Communications and Networking Conference (WCNC 2015).

• TPC Member, Wireless Communications Symposium, IEEE Global Communications Conference (GLOBECOM 2014).

• TPC Member, Fundamentals & PHY Track, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC 2014).

• TPC Member, Transmission Technologies and Communication Theory Track, Multiple Antenna Systems and Service Track, and Cooperative Communications, Distributed MIMO and Relaying Track, IEEE Vehicular Technology Conference (VTC-2014 Fall).

• TPC Member, IEEE International Symposium on Computers and Communication (ISCC 2014).

• TPC Member, IEEE International Telecommunications Symposium (ITS 2014).

• TPC Member, International Wireless Communications & Mobile Computing Conference (IWCMC 2014).

• TPC Member, Wireless Communications Symposium and Cognitive Radio and Networks Symposium, IEEE International Conference on Communications (ICC 2014).

• TPC Member, Mobile and Wireless Networks Track, IEEE Wireless Communications and Networking Conference (WCNC 2014).

• TPC Member, International Conference on Computing, Management and Telecommunications (ComManTel 2014).

• TPC Member, Transmission Technologies and Communication Theory Track, IEEE Vehicular Technology Conference (VTC-2013 Fall).

• TPC Member, Wireless Communications Symposium, IEEE Global Communications Conference (GLOBECOM 2013).

• TPC Member, Fundamentals & PHY Track, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC 2013).

• TPC Member, IEEE International Symposium on Computers and Communication (ISCC 2013).

• TPC Member, International Wireless Communications & Mobile Computing Conference (IWCMC 2013).

• TPC Member, International Conference on Computing, Management and Telecommunications (ComManTel 2013).

• TPC Member, PHY and Fundamentals Track, IEEE Wireless Communications and Networking Conference (WCNC 2013).

• TPC Member, Wireless Communications Symposium and Cognitive Radio and Networks Symposium, IEEE International Conference on Communications (ICC 2013).

• TPC Member, IEEE Radio and Wireless Symposium (RWS 2013).

• TPC Member, Brazilian Telecommunications Symposium (SBrT 2012).

• TPC Member, Transmission Techniques Track, IEEE Vehicular Technology Conference (VTC-2012 Fall).

• TPC Member, IEEE International Symposium on Computers and Communication (ISCC 2012).

• TPC Member, IEEE Latin-America Conference on Communications (LATINCOM 2012).

• TPC Member, IEEE Radio and Wireless Symposium (RWS 2012).

• TPC Member, Wireless Communications Symposium and Cognitive Radio and Networks Symposium, IEEE International Conference on Communications (ICC 2012).

• TPC Member, PHY and Fundamentals Track and Mobile and Wireless Networks Track, IEEE Wireless Communications and Networking Conference (WCNC 2012).

• TPC Member, IEEE International Symposium on Computers and Communication (ISCC 2011).

• TPC Member, Workshop on Cognitive and Cooperative Networks, IEEE International Conference on Computer Communications (INFOCOM 2011).

• TPC Member, Transmission Technologies Track, IEEE Vehicular Technology Conference (VTC-2011 Fall).

• TPC Member, Transmission Technologies Track, IEEE Vehicular Technology Conference (VTC-2011 Spring).

• TPC Member, IEEE Radio and Wireless Symposium (RWS 2011).

• TPC Member, IEEE International Symposium on Computers and Communication (ISCC 2010).

• TPC Member, Fundamentals & PHY Track, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC 2010).

• TPC Member, International Wireless Communications & Mobile Computing Conference (IWCMC 2010).

• TPC Member, International Symposium on Wireless Communications Systems (ISWCS 2010).

• TPC Member, IEEE International Information and Telecommunication Technologies Symposium (I2TS 2010).

• TPC Member, Wireless Networks Track and Transmission Technologies Track, IEEE Vehicular Technology Conference (VTC-2010 Fall).

• TPC Member, Antennas and Propagation Track, Wireless Networks Track and Transmission Technologies Track, IEEE Vehicular Technology Conference (VTC-2010 Spring).

• TPC Member, IEEE Latin-America Conference on Communications (LATINCOM 2010).

• TPC Member, PHY Layer Track and MAC Layer Track, IEEE Wireless Communications and Networking Conference (WCNC 2010).

• TPC Member, IEEE Radio and Wireless Symposium (RWS 2010).

• TPC Member, Wireless Communications Symposium, IEEE International Conference on Communications (ICC 2010).

• TPC Member, IEEE Latin-America Conference on Communications (LATINCOM 2009).

• TPC Member, IEEE International Information and Telecommunication Technologies Symposium (I2TS 2009).

 Session Chair (To Be Completed...)

• 13th International Wireless Communications and Mobile Computing Conference (IWCMC 2017), Session - Physical Layer Security, Jun. 2017, Valencia, Spain.

• Brazilian Telecommunications Symposium (SBrT 2016), Session - Ad Hoc and Sensor Networks, Sep. 2016, Santarém, PA, Brazil.

• IEEE Wireless Communications and Networking Conference (WCNC 2016), Session - PHY14 Channel Modeling, Apr. 2016, Doha, Qatar.

• IEEE Wireless Communications and Networking Conference (WCNC 2016), Session - PHY19 Physical Layer Security I, Apr. 2016, Doha, Qatar.

• Brazilian Telecommunications Symposium (SBrT 2015), Session - MIMO Systems, Sep. 2015, Juiz de Fora, MG, Brazil.

• IEEE International Conference on Communications (ICC 2013), Session - Cooperative Communications II, Jun. 2013, Budapest, Hungary.

• Brazilian Telecommunications Symposium (SBrT 2012), Session - Wireless Communications IV, Sep. 2012, Brasília, DF, Brazil.

• IEEE Wireless Communications and Networking Conference (WCNC 2012), Session PHY40 - Cooperative Communications II, Apr. 2012, Paris, France.

• IEEE Radio and Wireless Symposium (RWS 2011), Session MO1B - Propagation Measurements and Modeling, January 2012, Phoenix, USA.

Advisory Board

• Ceará Council of Scientific and Technological Development (FUNCAP), Brazil, Area: Telecommunications (July 2012-June 2017).

Scientific Consultant

• Brazilian Ministry of Education (CAPES) (July 2012-February 2022).

• National Council of Scientific and Technological  Development (CNPq), Brazil (March 2012-February 2022).

• Ceará Council of Scientific and Technological Development (FUNCAP), Brazil, Area: Telecommunications (February 2016-February 2022).

Thesis Examination Activities (To Be Completed...)

    - Ph.D. Thesis

• Preliminary Examiner, Mulugeta Kiros Fikadu, "Performance Analysis, Resource Allocation and Optimization of Cooperative Communication Systems under Generalized Fading Channels", Tampere University of Technology, Finland, 2016.

• Examiner, Antonio Alisson Pessoa Guimarães, "Estudos de Redes Ad-Hoc Sem Fio pela Abordagem de Geometria Estocástica", Federal University of Ceará, CE, Brazil, 2014.

• Examiner, Pedro Henrique Juliano Nardelli, "Análise da Vazão Espacial em Redes de Interferência", University of Campinas, SP, Brazil, 2013.

    - M.Sc. Dissertation

• Examiner, Victor Fernandes, "Analysys of a Low-Bit Rate Hybrid PLC-Wireless Single-Relay Channel", Federal University of Juiz de Fora, MG, Brazil, 2017.

• Examiner, Paulo Lima Machado, "Detecção e Rastreamento de Agrupamentos de Indivíduos Monitorados por Dispositivos Eletrônicos", University of Brasília, DF, Brazil, 2016.

• Examiner, Bruno Felipe Silva de Paula, "Cooperative PLC-Wireless Single Relay Model: Capacity Analysis of Amplify-and-Forward", Federal University of Juiz de Fora, MG, Brazil, 2016.

• Examiner, Silas Lima Silva, "Análise de Outage Baseada na Soma das Taxas em Sistemas OFDM Cooperativos Não-Lineares", Federal University of Ceará, CE, Brazil, 2015.

• Examiner, Annita de Oliveira Petrocchi Ribas, "Sensorialmento Espectral por Detecção de Energia com Duplo Limiar sob Canais de Desvanecimento Nakagami-m", University of Brasília, DF, Brazil, 2015.

• Examiner, Bernardo Viera Teixeira, "Projeto e Análise de Desempenho de Simulador para Canais de Desvanecimento Nakagami-m", University of Campinas, SP, Brazil, 2013.

• Examiner, Eder Jacques Porfírio Farias, "Análise de Desempenho de Sistemas OFDM Cooperativos DF com Amplificadores de Potência Não-Lineares", Federal University of Ceará, CE, Brazil, 2013.

• Examiner, Diego Aguiar Sousa, "Análise de Desempenho de Sistemas OFDM Cooperativos DF com Amplificadores de Potência Não-Lineares", Federal University of Ceará, CE, Brazil, 2013.

• Examiner, João Scudeler Neto, "Contribuições ao Estudo sobre Sensoriamento Espectral baseado em Autovalor para Aplicações em Sistemas de Rádio Cognitivo", National Institute of Telecommunications (INATEL), MG, Brazil, 2011.

• Examiner, Guilherme Silveira Rabelo, "Desempenho de Enlaces sem Fio em Condições Muito Severas de Desvanecimento e Modelagem Estatística de Canais de Desvanecimento Correlacionados e com Parâmetros Arbitrários", University of Campinas, SP, Brazil, 2010.

 Reviewer Activities

  - Journals

• IEEE Communications Letters

• IEEE Wireless Communications Letters

• IEEE Transactions on Wireless Communications

• IEEE Transactions on Communicatons

• IEEE Signal Processing Letters

• IEEE Transactions on Signal Processing

• IEEE Wireless Communications Magazine

• IEEE Journal on Selected Areas in Communications

• IET Electronics Letters

• IET Communications

• IEEE Transactions on Information Forensics and Security

• Transactions on Emerging Telecommunications Technologies

• IET Wireless Sensor Systems

• Wireless Communications and Mobile Computing

• IEEE Sensor Journals

• IEEE Transactions on Vehicular Technology

• International Journal of Communication Systems

• Journal of Communications and Networks

• International Journal of Electronics and Communications

• IEEE Transactions on Vehicular Technology

• Canadian Journal of Electrical and Computer Engineering

• Discrete Dynamics in Nature and Society.