Alexandru Martian has been with the National University of Science and Technology POLITEHNICA Bucharest since 2007, where he currently works as Professor in the Telecommunications Department. He graduated in 2000 with a B.Sc. in Electronics and Telecommunications Engineering (Mobile Communications and Satellites Speciality) from University Politehnica of Bucharest. He received in 2013 a Ph.D. degree (Magna cum laude) in Electronics and Telecommunications Engineering from University Politehnica of Bucharest, with a thesis entitled “Efficient Use of Spectrum based on the Cognitive Radio Technology”. Since 2023, he has been a PhD supervisor in the Doctoral School of Electronics, Telecommunications & Information Technology, National University of Science and Technology POLITEHNICA Bucharest. He has co-authored more than 60 research papers. He has been a project manager for 3 research grants and participated as team member in several research projects. He has been an Institute of Electrical and Electronics Engineers (IEEE) member since 2008 (IEEE Senior Member since 2024). His current research interests reside in the area of wireless communication systems, with an emphasis on spectrum sensing, dynamic spectrum access and cognitive radio.