Exploració per autor "Verikoukis, Christos"
Ara es mostren els items 103-122 de 153
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Network planning for 802.11ad and MT-MAC 60 GHz fiber-wireless gigabit wireless local area networks over passive optical networks
Kalfas, George; Pleros, Nikos; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (Institute of Electrical and Electronics Engineers (IEEE), 2016-04)
Article
Accés obertWe present a study concerning the network planning of 60 GHz gigabit wireless local area networks (WLANs) over existing passive optical network (PON) infrastructures. Two fiber-wireless configurations for gigabit WLAN ... -
Non-saturation delay analysis of medium transparent MAC protocol for 5G 60GHz fiber-wireless towards 5G mmWave networks
Kalfas, George; Vardakas, John S.; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos; Pleros, Nikos (2017-07-04)
Article
Accés obertIn this paper we demonstrate an analytical model for computing the end to end packet delay of a converged Optical/Wireless 60GHz Radio-over-Fiber (RoF) network operating under the Medium-Transparent MAC (MT-MAC) protocol. ... -
Novel QoS scheduling and energy-saving MAC protocol for body sensor networks optimization
Otal, Begonya; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (2010)
Text en actes de congrés
Accés obert -
Offloading with IFOM: the uplink case
Miliotis, Vasileios; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (2014)
Text en actes de congrés
Accés restringit per política de l'editorialMobile data offloading has been proposed as a solution for network congestion. However, the majority of the state-of-the-art is focused on the downlink offloading, while the change of mobile user habits, like mobile content ... -
On the impact of shadowing on the performance of cooperative medium access control protocols
Di Renzo, Marco; Alonso Zárate, Jesús; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (IEEE, 2011)
Text en actes de congrés
Accés restringit per política de l'editorialAccurate representation of the physical layer is instrumental for a sound design and optimization of Medium Access Control (MAC) protocols for cooperative wireless networks. However, the vast majority of MAC protocols ... -
On the performance of the DQRUMA with different scheduling algorithms for multimedia traffic in an indoor environment for W-ATM networks
Verikoukis, Christos; Olmos Bonafé, Juan José (Institute of Electrical and Electronics Engineers (IEEE), 2000)
Text en actes de congrés
Accés obertThe performance of the DQRUMA MAC protocol for multimedia traffic in a realistic indoor environment using the guarantee bandwidth minimising delay (GBMD) scheduling policy is evaluated by simulations. The efficiency of the ... -
On the specialization of FDRL agents for scalable and distributed 6G RAN slicing orchestration
Rezazadeh, Farhad; Zanzi, Lanfranco; Devoti, Francesco; Chergui, Hatim; Costa Pérez, Xavier; Verikoukis, Christos (Institute of Electrical and Electronics Engineers (IEEE), 2022-10-31)
Article
Accés obertNetwork slicing enables multiple virtual networks to be instantiated and customized to meet heterogeneous use case requirements over 5G and beyond network deployments. However, most of the solutions available today face ... -
Opportunistic scheduling for WLAN systems using cross-layer techniques and a distributed MAC
Cateura, A; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (Institute of Electrical and Electronics Engineers (IEEE), 2005)
Comunicació de congrés
Accés restringit per política de l'editorialThis paper proposes a novel Cross-Layer optimization mechanism for WLAN systems and analyses its performance in terms of throughput and mean packet delay. The proposed scheme makes use of a MAC-PHY interaction and a ... -
Optimizing MAC layer performance based on a distributed queuing protocol for wireless sensor networks
Begonya, Otal; Verikoukis, Christos; Alonso Zárate, Luis Gonzaga (Institute of Electrical and Electronics Engineers (IEEE), 2008)
Comunicació de congrés
Accés restringit per política de l'editorialThis paper analyzes the performance of a MAC scheme for low-rate wireless sensor networks that makes use of distributed queues to improve radio channel utilization. Analytical values first for the throughput performance, ... -
Performance analysis of a cluster-based MAC protocol for wireless ad hoc networks
Alonso Zárate, Jesús; Kartsakli, Elli; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (2010)
Article
Accés obert -
Performance analysis of a distributed queuing MAC protocol for Ad-Hoc networks with different mobility conditions
Alonso Zárate, Jesús; Verikoukis, Christos; Alonso Zárate, Luis Gonzaga (King' s College London, 2005)
Comunicació de congrés
Accés restringit per política de l'editorialThis paper analyses the performance of the DQCA AD HOC MAC protocol for scenarios where the communication nodes have different mobility conditions, corresponding to different applications such as sensor networks, ... -
Performance analysis of a medium-transparent MAC protocol for 60GHz radio-over-fiber networks
Kalfas, George; Pleros, Nikos; Tsagkaris, Kostas; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (IEEE, 2011)
Text en actes de congrés
Accés restringit per política de l'editorialWe demonstrate for the first time an analytical model for computing the saturation throughput of a Medium- Transparent MAC protocol in 60GHz Radio-over-Fiber networks, assuming a finite number of terminals and ideal channel ... -
Performance analysis of a persistent relay carrier sensing multiple access protocol
Alonso Zárate, Luis Gonzaga; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (2009-12)
Article
Accés obert -
Performance analysis of antenna subset selection in space shift keying systems
Ntontin, Konstantinos; Di Renzo, Marco; Pérez Neira, Ana Isabel; Verikoukis, Christos (Institute of Electrical and Electronics Engineers (IEEE), 2013)
Text en actes de congrés
Accés restringit per política de l'editorialIn this paper, we provide a performance analysis of closed-loop antenna subset selection in Space Shift Keying (SSK) systems. In particular, we provide a closed-form formula for the Symbol Error Rate (SER) of such systems, ... -
Performance analysis of IEEE 802.11 Ad hoc networks with cooperative ARQ in the presence of hidden and exposed terminals
Alonso Zárate, Luis Gonzaga; Kormentzas, Georgios; Alonso Zárate, Jesús; Verikoukis, Christos (2009)
Comunicació de congrés
Accés obert -
Performance analysis of multistream spatial modulation with maximum-likelihood detection
Ntontin, Konstantinos; Di Renzo, Marco; Pérez Neira, Ana Isabel; Verikoukis, Christos (2013)
Text en actes de congrés
Accés restringit per política de l'editorialIn this paper, we provide a theoretical analysis of the optimal Maximum-Likelihood (ML) detector for the recently proposed multistream Spatial Modulation (SM) concept for multiple-input-multiple-output (MIMO) systems. ... -
Performance enhancement of DQMAN-based wireless ad hoc networks in multi-hop scenarios
Alonso Zárate, Jesús; Verikoukis, Christos; Kartsakli, Elli; Alonso Zárate, Luis Gonzaga (Institute of Electrical and Electronics Engineers (IEEE), 2008-05-31)
Comunicació de congrés
Accés restringit per política de l'editorialTwo mechanisms to improve the performance of wireless ad hoc networks in multi-hop scenarios wherein the distributed queuing MAC protocol for mobile ad hoc networks (DQMAN) is executed are proposed and evaluated in this ... -
Performance evaluation of a cooperative scheme for wireless networks
Alonso Zárate, Jesús; Gómez, J; Verikoukis, Christos; Alonso Zárate, Luis Gonzaga; Pérez Neira, Ana Isabel (Institute of Electrical and Electronics Engineers (IEEE), 2006-09-30)
Comunicació de congrés
Accés restringit per política de l'editorialIt has been shown that the cooperation among nodes can improve the performance of a network under certain considerations. So far, research focus has been mainly put on cooperation and not on the coordination required to ... -
Performance evaluation of a medium access control protocol for a distributed ARQ scheme in cooperative wireless networks
Alonso Zárate, Jesús; Giotis, P; Kartsakli, Elli; Verikoukis, Christos; Alonso Zárate, Luis Gonzaga (Institute of Electrical and Electronics Engineers (IEEE), 2008-06-30)
Comunicació de congrés
Accés obertA performance evaluation of a medium access control protocol for a distributed ARQ scheme in cooperative wireless networks is presented in this paper. The protocol under evaluation is the Persistent Relay Carrier Sensing ... -
Performance evaluation of directional antenna-assisted MAC protocols in the presence of mobility
Alonso Zárate, Luis Gonzaga; Verikoukis, Christos; Koutsopoulos, Iordanis (National Technical University of Athens, 2006)
Comunicació de congrés
Accés obertAdaptive antenna arrays, access conttol protocols, user mobility, location caching, multiple transceivers