Nikolaos Vlassopoulos, Ph.D.
Electronics Lab,
Physics Bldg. IV,
Department of Physics,
Panepistimiopolis,
157-84 Athens
nvlassop(at)phys.uoa.gr
About
Nikolaos Vlassopoulos graduated from the Department of Physics at the National and Kapodistrian University of Athens in 2000. He continued his studies attaining an M.Sc. in Electronics Automation in 2002. He achieved his Ph.D. from NKUA in 2008 with subject "Efficient Architectures for Parallel Computation of the Fourier Transform".
Research Interests
- Computational complexity and theory of algorithms
- Parallel algorithms
- Computational models
- Cryptography
Publications
- K. Tsakalis, N. Vlassopoulos, G. Lentaris, D. Reisis, "A Control-Theoretic Approach for Efficient Design of Filters in DAC and Digital Audio Amplifiers", Circuits Systems and Signal Processing, Springer-Birkhauser Boston, vol. 30, no. 2, pp. 421-438, April 2011
- K. Babionitakis, V.A. Chouliaras, K. Manolopoulos, K. Nakos, D. Reisis, N. Vlassopoulos, "Fully Systolic FFT Architecture for Giga-sample Applications", The Journal of Signal Processing Systems, Springer 2009
- V. Chouliaras, P. Galiatsatos, K. Nakos, D. Reisis, N. Vlassopoulos, "Efficient Cascaded VLSI FFT Architecture for OFDM Systems", IEEE International Conference on Electronics, Circuits, and Systems (ICECS), 2009
- K. Nakos, D. Reisis, N. Vlassopoulos, "Addressing Technique for Parallel Memory Accessing in Radix-2 FFT Processors", 15th IEEE International Conference on Electronics, Circuits and Systems, Malta, 2008
- K. Babionitakis, G. Doumenis, G. Georgakarakos, G. Lentaris, K. Nakos, D. Reisis, J. Sifnaios, N. Vlassopoulos, "A Real-Time H.264/AVC VLSI Encoder Architecture", Journal of Real-Time Image Processing, Issues 1-2, Volume 3, 2008, Springer
- K. Babionitakis, G. Doumenis, G. Georgakarakos, G. Lentaris, K. Nakos, D. Reisis, J. Sifnaios, N. Vlassopoulos, "A Real-Time Motion Estimation FPGA Architecture", Special Issue on Field-Programmable Technology, Journal of Real-Time Image Processing, Issues 1-2, Volume 3, 2008, Springer
- K. Manolopoulos, K. Nakos, D. Reisis, N. Vlassopoulos, V.A. Chouliaras, "High Performance 16K, 64K, 256K VLSI Systolic FFT Architectures", pages: 146 - 149, Marrakesh, December 2007, IEEE International Conference on Electronics, Circuits and Systems
- D. Reisis, N. Vlassopoulos, "Conflict Free Parallel Memory Accessing Techniques for FFT Architectures", IEEE Transactions on Circuits and Systems I, Issue 11, Volume 55, 2008
- K. Babionitakis, K. Manolopoulos, K. Nakos, D. Reisis, N. Vlassopoulos, V.A. Chouliaras, "A High Performance VLSI FFT Architecture", pages 810-813, December 2006, IEEE International Conference on Electronics, Circuits and Systems
- D. Reisis, N. Vlassopoulos, "Address Generation Techniques for Conflict Free Parallel Memory Accessing in FFT Architectures", pages 1188-1191, Nice December 2006, IEEE International Conference on Electronics, Circuits and Systems
- K. Babionitakis, G. Lentaris, K. Nakos, D. Reisis, N. Vlassopoulos, G. Doumenis, G. Georgakarakos, J. Sifnaios, "An Efficient H.264 VLSI Advanced Video Encoder", pp. 545-548, December 2006, IEEE International Conference on Electronics, Circuits and Systems
- N. Vlassopoulos, D. Reisis, G. Lentaris, G. Tombras, E. Prosalentis, N. Ritas, K. Tsakalis, "An approach for efficient design of digital amplifers", May 2006, IEEE International Symposium on Circuits and Systems
- K. Babionitakis, K. Manolopoulos, K. Nakos, D. Reisis, N. Vlassopoulos, "A Memory Efficient, Low Power Fast Fourier Transform Architecture", Loughborough UK, September 2004, The IEE, ACM SoC Design, Test and Technology Postgraduate Seminar
- K. Manolopoulos, K. Nakos, D. Reisis, N. Vlassopoulos, "Reconfigurable Fast Fourier Transform Architecture for Orthogonal Frequency Division Multiplexing Systems", pp.VI 24-29, Florida USA, June 2003 , in the Proceedings of the International Conference on Computer, Communication and Control Technologies
Projects
- PAVET Advanced Real-Time Video Encoder (05PAV-181 GSRT of Greece)
- NEWCOM Network of Excellence Software Defined Radio (IST-507325)
- INOS (IST-2002-507794)
- Frequency Analyser (Institute for Accelerating Systems and Applications-Internal Project 2004-2006)
- HIPRO - Digital Signal Processing for Audio Applications (IST-1999-20380)
- STINGRAY - Space Time Coding for Reconfigurable Wireless Access Systems (IST-2000-39173)
- WIND_FLEX - Indoor Wireless Telecommunications (IST-1999-10025)
- BC3 VDSL (XDSL) Modem (ESPRIT 26298)
- Patient Files for the School of Dentistry, University of Athens
- Multimedia Database for the School of Dentistry, University of Athens
- Digital library for the Laboratory of Constitutional Justice, Law Department of the University of Athens