Search Results - "Ntouni, Georgia D."

Reliable and Energy-Efficient Communications for Wireless Biomedical Implant Systems by Ntouni, Georgia D., Lioumpas, Athanasios S., Nikita, Konstantina S.

“…Implant devices are used to measure biological parameters and transmit their results to remote off-body devices. As implants are characterized by strict…”
Get full text

Real-Time Sub-THz Link Enabled Purely by Optoelectronics: 90-310 GHz Seamless Operation by Andrianopoulos, Efstathios, Lyras, Nikolaos K., Pikasis, Evangelos, Schwanke, Garrit, Deumer, Milan, Nellen, Simon, Qian, Tianwen, Ntouni, Georgia D., Loghis, Eleftherios C., Tsirbas, Elias D., Chartsias, Panteleimon-Konstantinos, De Felipe, David, Groumas, Panos, Massaouti, Maria, Tsokos, Christos, Kouloumentas, Christos, Kritharidis, Dimitrios, Kohlhaas, Robert B., Keil, Norbert, Schell, Martin, Avramopoulos, Hercules

“…Optoelectronic technology is expected to be the cornerstone of sub-THz communication systems, enabling access to and use of the vast frequency resources found…”
Get full text

Throughput Maximization in Multicarrier Wireless Powered Relaying Networks by Diamantoulakis, Panagiotis D., Ntouni, Georgia D., Pappi, Koralia N., Karagiannidis, George K., Sharif, Bayan S.

“…Dynamic power allocation and power splitting, in a multicarrier two-hop link with a wireless powered relay, is investigated. We first formulate the…”
Get full text

Real-time Experimental Wireless Testbed with Digital Beamforming at 300 GHz by Ntouni, Georgia D., Merkle, Thomas, Loghis, Eleftherios K., Tzeranis, Georgios, Koratzinos, Vassilis, Skentos, Nikolaos D., Kritharidis, Dimitrios

“…Antenna arrays implementing beamforming are required in Terahertz (THz) communications to combat the very high propagation losses. In this paper, real-time THz…”
Get full text

A Low-Overhead Hierarchical Beam-tracking Algorithm for THz Wireless Systems by Stratidakis, Giorgos, Ntouni, Georgia D., Boulogeorgos, Alexandros-Apostolos A., Kritharidis, Dimitrios, Alexiou, Angeliki

“…In this paper, a novel hierarchical beam-tracking approach, which is suitable for terahertz (THz) wireless systems, is presented. The main idea is to employ a…”
Get full text

On the Optimal Tone Spacing for Interference Mitigation in OFDM-IM Systems by Ntouni, Georgia D., Kapinas, Vasileios M., Karagiannidis, George K.

“…Orthogonal frequency division multiplexing with index modulation (OFDM-IM) has been recently proposed as an efficient technique to improve the error…”
Get full text

OFDM-IM vs FQAM: A comparative analysis by Domouchtsidis, Stavros G., Ntouni, Georgia D., Kapinas, Vasileios M., Karagiannidis, George K.

“…Recently, orthogonal frequency division multiplexing (OFDM) with index modulation (OFDM-IM) as well as frequency and quadrature amplitude modulation (FQAM)…”
Get full text

A Low-Complexity Detector for BPPM Systems Under Additive Gaussian Mixture Noise by Ataloglou, Vasileios G., Ntouni, Georgia D., Kapinas, Vasileios M., Karagiannidis, George K.

“…We analyze the performance of the single-threshold detector (STD) for binary pulse position modulation in the presence of symmetric Gaussian mixture noise…”
Get full text

Error performance of power line communications in the presence of Nakagami‐m background noise by Papanikolaou, Vasilis K., Ntouni, Georgia D., Boulogeorgos, Alexandros‐Apostolos A., Karagiannidis, George K.

“…This paper studies the error performance of power line communication (PLC) systems, in the presence of background noise with Nakagami‐m distributed envelope…”
Get full text

Comparison of amplitude detection techniques for passive receivers in molecular communications by Ntouni, Georgia D., Karagiannidis, George K.

“…Amplitude detection is based on observations of the information carrying molecules made at the receiver and can be enhanced by optimizing the timing and the…”
Get full text

On the optimal timing of detection in molecular communication systems by Ntouni, Georgia D., Kapinas, Vasileios M., Karagiannidis, George K.

“…In this paper, the error performance of a molecular communication via diffusion system in the absence of flow is analysed. Closed-form expressions for the bit…”
Get full text

A Low-Overhead Hierarchical Beam-tracking Algorithm for THz Wireless Systems by Stratidakis, Giorgos, Ntouni, Georgia D, Boulogeorgos, Alexandros-Apostolos A, Kritharidis, Dimitrios, Alexiou, Angeliki

“…In this paper, a novel hierarchical beamtracking approach, which is suitable for terahertz (THz) wireless systems, is presented. The main idea is to employ a…”
Get full text

Optimization of the detection process timing in molecular communication systems with flow by Ntouni, Georgia D., Kapinas, Vasileios M., Karagiannidis, George K.

“…In this paper, we analyze the error performance of a diffusive molecular communication system in the presence of flow. Our aim is to enhance both the timing…”
Get full text

Dynamic spectrum sensing through accelerated particle swarm optimization by Paschos, Alexandros E., Kapinas, Vasileios M., Ntouni, Georgia D., Hadjileontiadis, Leontios J., Karagiannidis, George K.

“…In this paper, a novel optimization algorithm, called the acceleration-aided particle swarm optimization (A-APSO), is proposed for reliable dynamic spectrum…”
Get full text

Dynamic Spectrum Sensing Through Accelerated Particle Swarm Optimization by Paschos, Alexandros E, Kapinas, Vasileios M, Ntouni, Georgia D, Hadjileontiadis, Leontios J, Karagiannidis, George K

“…Proc. Telecommunications Forum (TELFOR), pp. 1-4, Belgrade, Serbia, November 2017 In this paper, a novel optimization algorithm, called the acceleration-aided…”
Get full text

Inter-band carrier aggregation in heterogeneous networks: Design and assessment by Ntouni, Georgia D., Boulogeorgos, Alexandros-Apostolos A., Karas, Dimitrios S., Tsiftsis, Theodoros A., Foukalas, Fotis, Kapinas, Vasileios M., Karagiannidis, George K.

“…This paper deals with the performance assessment of the Long Term Evolution (LTE)-Advanced Release 12 physical downlink channel, emphasizing on the Carrier…”
Get full text