Ara es mostren els items 1-20 de 200

    • 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 obert
      Relay 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 obert
      Artificial 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 comprehensive survey of V2X cybersecurity mechanisms and future research paths 

      Sedar, Mohottige Roshan Madhusanka; Kalalas, Charalampos; Vazquez Gallego, Francisco; Alonso Zárate, Luis Gonzaga; Alonso Zarate, Jesús (Institute of Electrical and Electronics Engineers (IEEE), 2023-01-26)
      Article
      Accés obert
      Recent advancements in vehicle-to-everything (V2X) communication have notably improved existing transport systems by enabling increased connectivity and driving autonomy levels. The remarkable benefits of V2X connectivity ...
    • A cross-layer energy-saving mechanism for an enhancement of 802.11 WLAN systems 

      Begoña, Otal; Alonso Zárate, Luis Gonzaga (Institute of Electrical and Electronics Engineers (IEEE), 2004)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      Most multiple access collision avoidance-based (MAC) protocols for WLAN systems have been using fixed transmission power and have not considered energy-saving techniques targeted on channel estimation models. In order to ...
    • 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'editorial
      This 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 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 obert
      Distributed 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 near-optimum mac protocol based on the distributed queueing random access protocol (dqrap) for a cdma mobile communication system 

      Alonso Zárate, Luis Gonzaga; Agustí Comes, Ramon; Sallent Roig, Oriol (2000-09)
      Article
      Accés obert
      This paper presents and analyses a new near– optimum random access protocol. The proposed access scheme is suitable for a CDMA environment and minimises the total number of spreading codes needed to achieve a certain ...
    • A near-optimum MAC protocol based on the distributed queueing random access protocol (DQRAP) for a CDMA mobile communication system 

      Alonso Zárate, Luis Gonzaga; Agustí Comes, Ramon; Sallent Roig, Oriol (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2000-09)
      Article
      Accés obert
      This paper presents and analyzes a new near-optimum medium access control (MAC) protocol. The proposed access scheme is suitable for a CDMA mobile communication environment, and keeps under control and upper bounded the ...
    • A near-optimum medium access protocol based on the distributed queueing random access protocol (DQRAP) for a CDMA third generation mobile communication system 

      Alonso Zárate, Luis Gonzaga; Agustí Comes, Ramon; Sallent Roig, Oriol (Institute of Electrical and Electronics Engineers (IEEE), 1999)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper presents and analyses a new near– optimum random access protocol. The proposed access scheme is suitable for a CDMA environment and minimises the total number of spreading codes needed to achieve a certain ...
    • 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 new medium access protocol based on distributed queues for a CDMA environment 

      Alonso Zárate, Luis Gonzaga; Agustí Comes, Ramon; Sallent Roig, Oriol (Institute of Electrical and Electronics Engineers (IEEE), 1999)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper presents and analyses a new stable near-optimum random access protocol. The proposed access scheme is adapted for being used in a CDMA environment. It is based on distributed queues and a collision resolution ...
    • A novel MAC protocol based on distributed queues for CDMA communication systems 

      Alonso Zárate, Luis Gonzaga; Agustí Comes, Ramon; Sallent Roig, Oriol (1999)
      Text en actes de congrés
      Accés obert
      This paper presents and analyses a new near-optimum medium access control (MAC) protocol. The proposed access scheme is suitable for a CDMA mobile communication environment and minimises the total number of spreading codes ...
    • A novel MAC protocol for dynamic ad hoc wireless networks with dynamic self-configurable master-slave architecture 

      Alonso Zárate, Jesús; Alonso Zárate, Luis Gonzaga (Suvisoft IEEE catalog number 04TH8754C, 2004)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      This paper proposes and analyses a novel MAC protocol for wireless ad hoc networks that makes use of distributed queues to achieve an efficient use of the radio channel. The protocol includes a dynamic self-configurable ...
    • 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'editorial
      The 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'editorial
      The 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 obert
      In 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
    • 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'editorial
      Contemporary 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, ...
    • An experimental study of multi-radio platform coexistence in the 5 GHz band for railway applications 

      Vlad, Adrián; Hierro, José; González, Jesús; Martinez, R.; Navarro, Isabel; Higuera Portilla, Jorge Eduardo; Kartsakli, Elli; Collado Gómez, Juan Carlos; González Arbesú, José María; Alonso Zárate, Luis Gonzaga; Valenzuela González, José Luis; Laya Romero, Andrés Ernesto; Flores, Enrique (Springer Verlag, 2011)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper studies the practical challenges that arise due to the coexistence of two wireless technologies, both operating in the license-exempt 5 GHz band. In particular, WiFi and WiMAX equipment have been used in the ...
    • 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