Browsing by Subject "Wireless networks"

Now showing items 1-20 of 36

    • Conference Object  

      4G converged environment: Modeling network selection as a game 

      Antoniou, Josephina; Pitsillides, Andreas (2007)
      Network Selection mechanism in 4G mobile networks is a newly introduced mechanism that handles the selection of the best network to satisfy a service request. Network Selection needs to take part prior to admission of the ...
    • Conference Object  

      ADIVIS: A novel adaptive algorithm for video streaming over the internet 

      Antoniou, Pavlos Ch.; Vassiliou, Vasos; Pitsillides, Andreas (2007)
      The transfer of information over the wireless networks is emerging as a promising business model. In addition, new applications require the transfer of video content in real time. However, the unpredictable nature of ...
    • Conference Object  

      Combating persistent adversaries in wireless sensor networks using directional antennas 

      Stavrou, Eliana; Pitsillides, Andreas (2011)
      Security is an important property in applications offering services in mission-critical areas, such as in healthcare, military, transportation, etc. Wireless sensor networks (WSN) support the mission of these applications ...
    • Conference Object  

      Conformai wearable monopole antenna backed by a compact EBG structure for body area networks 

      Antoniades, Marcos A.; Abbasi, M. A. B.; Nikolic, M.; Vryonides, P.; Nikolaou, S. (Institute of Electrical and Electronics Engineers Inc., 2017)
      A compact planar monopole antenna backed by an electromagnetic bandgap (EBG) structure is presented. The antenna is conformal to the human body and is intended for wearable applications in wireless body area networks. It ...
    • Article  

      Context aware multiparty session support for adaptive multicasting in heterogeneous mobile networks 

      Antoniou, Josephina; Riede, C.; Pinto, F. C.; Pitsillides, Andreas (2009)
      The paper addresses the issue of achieving context-aware, adaptive multiparty sessions in a heterogeneous system by illustrating how to add elements of adaptivity and context-awareness to the session management functionality ...
    • Article  

      Continuous monitoring of children with suspected cardiac arrhythmias 

      Kyriacou, Efthyvoulos C.; Kounoudes, A.; Paraskeva, Loucas; Konstantinides, A.; Pattichis, Constantinos S.; Jossif, Antonis P.; Pattichis, Marios S.; Vogiatzis, Dimitrios G. (2009)
      Advances in wireless communications and networking technologies as well as computer and medical technologies, enable the development of small size, power efficient and more reliable medical multi-parameter recording systems, ...
    • Conference Object  

      Control of feedback systems subject to the finite rate constraints via the shannon lower bound 

      Charalambous, Charalambos D.; Farhadi, A. (2007)
      This paper is concerned with control of stochastic systems subject to limited feedback channel capacity. Specifically, the design of an encoder, decoder, and controller subject to the mean square observability and ...
    • Article  

      Crowdsourcing emergency data in non-operational cellular networks 

      Chatzimilioudis, Georgios; Costa, Constantinos; Zeinalipour-Yazdi, Constantinos D.; Lee, W. -C (2017)
      In overloaded or partially broken (i.e., non-operational) cellular networks, it is imperative to enable communication within the crowd to allow the management of emergency and crisis situations. To this end, a variety of ...
    • Article  

      Crowdsourcing with smartphones 

      Chatzimilioudis, Georgios; Konstantinidis, Andreas; Laoudias, Christos; Zeinalipour-Yazdi, Constantinos D. (2012)
      Smartphones can reveal crowdsourcing's full potential and let users transparently contribute to complex and novel problem solving. This emerging area is illustrated through a taxonomy that classifies the mobile crowdsourcing ...
    • Article  

      Emergency TeleOrthoPaedics m-health system for wireless communication links 

      Hadjinicolaou, Marios G.; Nilavalan, R.; Itagaki, T.; Voskarides, Sotos Ch; Pattichis, Constantinos S.; Schizas, Akis N. (2009)
      For the first time, a complete wireless and mobile emergency TeleOrthoPaedics system with field trials and expert opinion is presented. The system enables doctors in a remote area to obtain a second opinion from doctors ...
    • Conference Object  

      An enhanced approach for efficient MBMS handovers in 3G networks 

      Christophorou, C.; Pitsillides, Andreas (2008)
      With MBMS, a mobile Terminal (MT) that is on the move and receive an MBMS service may have to handover from a Common to a Dedicated Channel when crossing the cell's edge. In previous work, we highlighted the possible ...
    • Conference Object  

      Enhanced UMTS cellular planning for multiple traffic classes in offices scenarios 

      Cabral, O.; Velez, F. J.; Hadjipollas, George; Stylianou, Marios; Antoniou, Josephina; Vassiliou, Vasos; Pitsillides, Andreas (2006)
      It is shown that Enhanced UMTS will be an affordable solution for providing the required network quality and to reduce infrastructure investments in offices scenarios. System capacity results are obtained by using a system ...
    • Conference Object  

      Estimation of mobile station position and velocity in multipath wireless networks using the unscented particle filter 

      Olama, M. M.; Djouadi, S. M.; Papageorgiou, I. G.; Charalambous, Charalambos D. (2007)
      This paper presents a method based on wave scattering model for tracking a user. The 3D wave scattering multipath channel model of Aulin is employed together with particle Altering to obtain mobile station location and ...
    • Article  

      A flexible personalization architecture for wireless Internet based on mobile agents 

      Samaras, George S.; Panayiotou, Christoforos (2002)
      The explosive growth of the Internet has fuelled the creation of new and exciting information services. Most of the current technology has been designed for desktop and larger computers with medium to high bandwidth and ...
    • Conference Object  

      A general framework for continuous time power control in time varying long term fading wireless networks 

      Olama, M. M.; Djouadi, S. M.; Charalambous, Charalambos D. (2007)
      In this paper, a general framework for continuous time power control algorithm under time varying long term fading wireless channels is developed. This contrasts most of the power control algorithms introduced in the ...
    • Conference Object  

      Hybrid CAC for MBMS-enabled 3G UMTS networks 

      Neophytou, Marios; Pitsillides, Andreas (2006)
      In this paper, a novel hybrid Connection Admission Control (CAC) scheme combining downlink transmission power and aggregate throughput in the case of dedicated and shared connection setup respectively, is presented ("DPTCAC: ...
    • Conference Object  

      The importance of adaptive applications in mobile wireless networks 

      Neophytou, Marios; Stavrou, Kyriakos; Vassiliou, Vasos; Pitsillides, Andreas (2006)
      In this paper, we illustrate the importance of applications' adaptability and QoS awareness in mobile wireless networks. We utilize a "Mobile QoS Adaptation" strategy aiming to deal with the inconsistencies arising from ...
    • Article  

      In-network data acquisition and replication in mobile sensor networks 

      Andreou, Panayiotis G.; Zeinalipour-Yazdi, Constantinos D.; Chrysanthis, Panos K.; Samaras, George S. (2011)
      This paper assumes a set of n mobile sensors that move in the Euclidean plane as a swarm. Our objectives are to explore a given geographic region by detecting and aggregating spatiooral events of interest and to store these ...
    • Conference Object  

      Integrated platform for continuous monitoring of children with suspected cardiac arrhythmias 

      Kyriacou, Efthyvoulos C.; Pattichis, Constantinos S.; Hoplaros, Demetris; Jossif, Antonis P.; Kounoudes, A.; Milis, M.; Vogiatzis, Dimitrios G. (2009)
      Children with cardiac arrhythmias constitute one of the most difficult problems in cardiology both in terms of diagnosis and management. In such cases continuous monitoring of ECG vital signs and environmental conditions ...
    • Article  

      Lightweight, self-tuning data dissemination for dense nanonetworks 

      Tsioliaridou, A.; Liaskos, Christos K.; Ioannidis, S.; Pitsillides, Andreas (2015)
      A nanonetwork comprises a high number of autonomous nodes with wireless connectivity, assembled at micro-to-nanoscale. In general, manufacturing and cost considerations imply that nanonetworking approaches should have ...