Exploració per autor "Verikoukis, Christos"
Ara es mostren els items 1-20 de 153
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A cloud-assisted random linear network coding medium access control protocol for healthcare applications
Kartsakli, Elli; Antonopoulos, Angelos; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (2014-03)
Article
Accés obertRelay sensor networks are often employed in end-to-end healthcare applications to facilitate the information flow between patient worn sensors and the medical data center. Medium access control (MAC) protocols, based on ... -
A cloud-assisted random linear network coding medium access control protocol for healthcare applications
Kartsakli, Elli; Antonopoulos, Angelos; Alonso, Luis; Verikoukis, Christos (MDPI, 2014-03-10)
Article
Accés obertRelay sensor networks are often employed in end-to-end healthcare applications to facilitate the information flow between patient worn sensors and the medical data center. Medium access control (MAC) protocols, based on ... -
A collaborative statistical actor-critic learning approach for 6G network slicing control
Rezazadeh, Farhad; Chergui, Hatim; Blanco Botana, Luis; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (Institute of Electrical and Electronics Engineers (IEEE), 2021)
Comunicació de congrés
Accés obertArtificial intelligence (AI)-driven zero-touch massive network slicing is envisioned to be a disruptive technology in beyond 5G (B5G)/6G, where tenancy would be extended to the final consumer in the form of advanced digital ... -
A cross-layer scheduling algorithm for DQCA-based WLAN systems with heterogeneous voice-data traffic
Kartsakli, Elli; Cateura, Alex; Verikoukis, Christos; Alonso Zárate, Luis Gonzaga (ieee, 2005-09-30)
Comunicació de congrés
Accés restringit per política de l'editorialThis paper proposes a cross-layer priority-based scheduling algorithm for WLAN systems using the DQCA MAC protocol where heterogeneous voice-data traffic is present. In this algorithm voice users have always the highest ... -
A low-complexity method for antenna selection in spatial modulation systems
Ntontin, Konstantinos; Di Renzo, Marco; Pérez Neira, Ana Isabel; Verikoukis, Christos (2013-11-13)
Article
Accés restringit per política de l'editorialIn this Letter, a low-complexity Euclidean distancebased method for antenna subset selection in Spatial Modulation systems is presented. The proposed method avoids the high complexity of both the optimal exhaustive ... -
A near-optimum cross-layered distributed queuing protocol for wireless LAN: medium access control protocols for wireless LANs
Alonso Zárate, Jesús; Verikoukis, Christos; Kartsakli, Elli; Cateura Díaz, Alejandro; Alonso Zárate, Luis Gonzaga (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2008-02)
Article
Accés obertDistributed Queuing Collision Avoidance (DQCA) is a distributed MAC protocol for WLAN systems that offers near optimum performance. The protocol implements a reservation scheme that ensures collision-free data transmissions ... -
A new MAC approach in wireless body sensor networks for health care
Otal Ruiz, Begoña; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (INTECH, 2011-02)
Capítol de llibre
Accés obert -
A novel near-optimum medium acces control protocol for a distributed cooperative ARQ scheme in wireless networks
Alonso Zárate, Jesús; Verikoukis, Christos; Kartsakli, Elli; Alonso Zárate, Luis Gonzaga (Institute of Electrical and Electronics Engineers (IEEE), 2008-09-30)
Comunicació de congrés
Accés restringit per política de l'editorialThe distributed queuing MAC protocol for cooperative networks (DQCOOP) is presented in this paper as an innovative MAC protocol designed to coordinate the relay retransmissions in a cooperative automatic retransmission ... -
A protocol architecture for energy efficient and pervasive eHealth systems
Tennina, Stefano; Di Renzo, Marco; Kartsakli, Elli; Graziosi, Fabio; Lalos, Aristeidis; Antonopoulos, Angelos; Mekikis, Prodromos Vasileios; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (Institute of Electrical and Electronics Engineers (IEEE), 2014)
Text en actes de congrés
Accés restringit per política de l'editorialThe design of new and more pervasive healthcare systems has been fostered by the increased expectancy of life in the coming years. In this field, distributed and networked wireless embedded systems, such as Wireless Sensor ... -
A survey on M2M systems for mHealth: a wireless communications perspective
Kartsakli, Elli; Lalos, Aristeidis; Antonopoulos, Angelos; Tennina, Stefano; Di Renzo, Marco; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (2014-10-01)
Article
Accés obertIn the new era of connectivity, marked by the explosive number of wireless electronic devices and the need for smart and pervasive applications, Machine-to-Machine (M2M) communications are an emerging technology that enables ... -
A threshold-selective multiuser downlink MAC scheme for 802.11n wireless networks
Kartsakli, Elli; Zorba, Nizar; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (2010)
Text en actes de congrés
Accés obert -
Adaptive generalized space shift keying
Ntontin, Konstantinos; Di Renzo, Marco; Pérez Neira, Ana Isabel; Verikoukis, Christos (2013-02-21)
Article
Accés obertIn this article, we propose a closed-loop precoding method for the Generalized Space Shift Keying (GSSK) modulation scheme, suitable for Multiple-Input-Single-Output (MISO) systems and denoted as adaptive GSSK (AGSSK), ... -
Adaptive generalized space shift keying (GSSK) modulation for MISO channels: a new method for high diversity and coding gains
Ntontin, Konstantinos; Di Renzo, Marco; Pérez Neira, Ana Isabel; Verikoukis, Christos (2012)
Text en actes de congrés
Accés obertGeneralized Space Shift Keying (GSSK) modulation is a recently proposed low-complexity concept for Multiple-Input- Multiple-Output (MIMO) wireless systems. GSSK modulation is a generalized version of Space Shift Keying ... -
An energy efficient protocol architecture for m-Health systems
Tennina, Stefano; Kartsakli, Elli; Graziosi, Fabio; Santos, Manuel; Lalos, Aristeidis; Antonopoulos, Angelos; Mekikis, Prodromos Vasileios; Di Renzo, Marco; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (2014)
Text en actes de congrés
Accés restringit per política de l'editorialContemporary technologies as implemented in the field of health care have provided the everyday clinical practice with a plethora of tools to be used in various settings. However, from all established and emerging applications, ... -
Analog network coding in the multiple access relay channel: error rate analysis and optimal power allocation
Ntontin, Konstantinos; Di Renzo, Marco; Pérez Neira, Ana Isabel; Verikoukis, Christos (2015-06-01)
Article
Accés obertIn this paper, we consider Analog Network Coding (ANC) in the Multiple Access Relay Channel (MARC) with multiple relays, and provide the following three-fold contribution: 1) we introduce a tractable mathematical framework ... -
Analysis of a distributed queuing medium access control protocol for cooperative ARQ
Alonso Zárate, Jesús; Alonso Zárate, Luis Gonzaga; Skiannis, Ch.; Verikoukis, Christos (2010)
Text en actes de congrés
Accés obert -
Analysis of the hidden and exposed terminal effects in wireless networks with cooperative ARQ
Alonso Zárate, Luis Gonzaga; Kormentzas, George; Verikoukis, Christos (Springer, 2010)
Text en actes de congrés
Accés restringit per política de l'editorialCooperative Automatic Retransmission Request (C-ARQ) schemes allow those users which overhear a transmission to act as spontaneous relays when a packet has been received with errors at destination. When these users ... -
Analysis of the hidden and exposed terminal effects in wireless networks with cooperative ARQ
Alonso-Zarate, J.; Alonso Zárate, Luis Gonzaga; Kormentzas, Georgios; Verikoukis, Christos (Springer, 2012)
Article
Accés restringit per política de l'editorialCooperative Automatic Retransmission Request (C-ARQ) schemes allow those users which overhear a transmission to act as spontaneous relays when a packet has been received with errors at destination. When these users assist ... -
Analytical evaluation of a medium access control priority mechanism for wireless Ad Hoc networks
Alonso Zárate, Luis Gonzaga; Gregoratti, David; Alonso Zárate, Jesús; Verikoukis, Christos (2009)
Comunicació de congrés
Accés obert -
Antenna subset selection for spatial modulation: a novel and energy efficient single RF technique
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 propose a closed-loop and single RF multiple-input-multiple-output (MIMO) method, particularly suitable for the Uplink of cellular systems, which is based on the low-complexity and recently devised method ...