Office:  ΖΒ106, Building Ζ, Αncient Οlive-grove Campus  Phone: +30 210-5381513  Lab: ΖΒ103, ZB 205, Building Ζ, Αncient Οlive-grove Campus  Lab Phone: +30 210-5381222, +30 210-5381181  Fax: +30 210-5381514 e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it. Webpage: https://ectlab.eee.uniwa.gr/index.php/en/

Discipline: Audiovisual data processing and transmission systems and wireless acoustic sensor networks

________________________________________________________________________________________________________________________________________

Studies

• Diploma in Electrical and Computer Engineering, Department of Electrical and Computer Engineering, University of Patras, Greece (2001).
• PhD in Electrical and Computer Engineering, Department of Electrical and Computer Engineering, University of Patras, Greece.

________________________________________________________________________________________________________________________________________

Research Interests

• Analysis and Processing of digital audiovisual signals
• Coding and distribution of audiovisual signals
• Digital audio and image applications for communication networks
• Wireless audiovisual transmission technologies
• Room acoustics study, measurements and simulation.
• Acoustic quality, intelligibility and fidelity of audio signals
• Wireless Acoustic Sensor Networks

________________________________________________________________________________________________________________________________________

Publications

Journals

• N. A. Tatlas, F. Kontomichos and J. Mourjopoulos, “Design and Performance of a Sigma-Delta Digital Loudspeaker Array Prototype”, Journal of the Audio Engineering Society, Vol. 57, No. 1/2, 2009 January/February.
• S. Potirakis, N.A. Tatlas, N, Zafeiropoulos, T. Ganchev and M. Rangoussi, “Assessment of military intercom headsets for maximum voice reproduction level in high noise conditions”, Applied Acoustics, Volume 74, Issue 6, June 2013, Pages 870–881.
• N. A. Tatlas, S. M. Potirakis, S. A. Mitilineos, M. Rangoussi, «On the effect of compression on the complexity characteristics of wireless acoustic sensor network signals», Signal Processing, 2015, doi: 10.1016/j.sigpro.2014.08.012.
• N. A. Tatlas, D. Ballios, S. Potirakis, C. Charitou, S. Koutroubinas, M. Rangoussi, “A smart sensor platform for Greenhouse applications”, Key Engineering Materials Vol 644 (2015) pp 92-95, doi: 10.4028/www.scientific.net/KEM.644.92
• S. A. Mitilineos, S. M. Potirakis, N.-A. Tatlas, M. Rangoussi, “A two-level sound classification platform for environmental monitoring”, J.Sensors, 2018, 5828074 (1-13), doi: 10.1155/2018/5828074
• Giannakopoulos, G., Tatlas, N. Α., Giannakopoulos, V., Floros, A. and Katsoulis, P., «Accessible electronic games for blind children and young people», 2018, Br J Educ Technol, 49: 608-619. doi:10.1111/bjet.12628
• S. A. Mitilineos, N.-A. Tatlas, S. M. Potirakis, M. Rangoussi. «Neural Network Fusion and Selection Techniques for Noise-Efficient Sound Classification», Journal of the Audio Engineering Society Volume 67 Issue 1/2 pp. 27-37; January 2019
• P.Kasnesis, N.A. Tatlas, S. Mitilineos, C. Patrikakis and S. Potirakis, “Acoustic sensors data flow for cultural heritage monitoring and safeguarding”, Sensors 2019, 19, 1629. doi: 10.3390/s19071629

Conferences

• S.Potirakis, N. A. Tatlas, and M. Rangoussi, “Electroacoustic measurements for high noise environment intercom headsets”, presented at the Audio Eng. Soc. 128th Convention, London, May 2010 [preprint 8077].
• P. Hatziantoniou, N. A. Tatlas, and S. Potirakis, “Optimizing teaching room acoustics: A comparison of minor structural modifications to dereverberation based on smoothed responses”, presented at the Audio Eng. Soc. 132th Convention, Budapest, May 2012.
• A. Floros, N.A. Tatlas and S. Potirakis, “Sonic perceptual crossings: a tic-tac-toe audio game”, Proceedings of the 6th Audio Mostly Conference: A Conference on Interaction with Sound, p. 88-94, 2011.
• S. Vassilantonopoulos, P. Hatziantoniou, Ν.Α. Tatlas, T. Zakynthinos, D. Skarlatos and J. Mourjopoulos, “Measurements and analysis of the acoustics of the ancient theatre of epidaurus”, presented at The Acoustics of Ancient Theatres Conference, Patras, September 18-21, 2011
• S. M. Potirakis, B. Nefzi, N.A. Tatlas, G. Tuna and M. Rangoussi, “A wireless network of acoustic sensors for environmental monitoring”, 3rd International Conference on Materials and Applications for Sensors and Transducers, IC-MAST 2013, September 13-17, 2013, Prague, Czech Republic.
• S. Mitilineos , S. Potirakis, N. A. Tatlas , M. Rangoussi, “High-level sound classification in the ESOUNDMAPS project”, in Proceedings of the 4th International Conference on Materials and Applications for Sensors and Transducers, IC-MAST 2014, June 8-11, 2014, Bilbao, Spain.
• N. A. Tatlas, D. Ballios, S. Potirakis, C. Charitou, S. Koutroubinas, M. Rangoussi, “A smart sensor platform for Greenhouse applications”, in Proceedings of the 4th International Conference on Materials and Applications for Sensors and Transducers, IC-MAST 2014, June 8-11, 2014, Bilbao, Spain.
• N. A. Tatlas, S. M. Potirakis, S. A. Mitilineos, S. Despotopoulos, D. Nicolaidis, M. Rangoussi, A Wireless Acoustic Sensor Network for environmental monitoring based on flexible hardware nodes, in Proceedings of Audio Mostly 2015, 7-9 October, Thessaloniki - GREECE, ,doi: 10.1145/2814895.2814911.

________________________________________________________________________________________________________________________________________

Undergraduate Courses

• Digital Audio and Speech Technologies
• Computer Networks
• Digital Audio and Video Broadcasting

________________________________________________________________________________________________________________________________________

Postgraduate Courses

• Applied Acoustics
• Compression, Transmission and Streaming of Digital Content

________________________________________________________________________________________________________________________________________

Curriculum Vitae