Browsing by Author "Ioannidis, Sotiris"

Now showing items 1-11 of 11

    • Article  

      Exploration of Intercell Wireless Millimeter-Wave Communication in the Landscape of Intelligent Metasurfaces 

      Tasolamprou, Anna C.; Pitilakis, Alexandros; Abadal, Sergi; Tsilipakos, Odysseas; Timoneda, Xavier; Taghvaee, Hamidreza; Sajjad Mirmoosa, Mohammad; Liu, Fu; Liaskos, Christos K.; Tsioliaridou, Ageliki; Ioannidis, Sotiris; Kantartzis, Nikolaos V.; Manessis, Dionysios; Georgiou, Julius; Cabellos-Aparicio, Albert; Alarcón, Eduard; Pitsillides, Andreas; Akyildiz, Ian F.; Tretyakov, Sergei A.; Economou, Eleftherios N.; Kafesaki, Maria; Soukoulis, Costas M. (2019)
      Software-defined metasurfaces are electromagnetically ultra-thin, artificial components that can provide engineered and externally controllable functionalities. The control over these functionalities is enabled by the ...
    • Article  

      Exploration of Intercell Wireless Millimeter-Wave Communication in the Landscape of Intelligent Metasurfaces 

      Tasolamprou, Anna C.; Pitilakis, Alexandros; Abadal, Sergi; Tsilipakos, Odysseas; Timoneda, Xavier; Taghvaee, Hamidreza; Sajjad Mirmoosa, Mohammad; Liu, Fu; Liaskos, Christos; Tsioliaridou, Ageliki; Ioannidis, Sotiris; Kantartzis, Nikolaos V.; Manessis, Dionysios; Georgiou, Julius; Cabellos-Aparicio, Albert; Alarcón, Eduard; Pitsillides, Andreas; Akyildiz, Ian F.; Tretyakov, Sergei A.; Economou, Eleftherios N.; Kafesaki, Maria; Soukoulis, Costas M. (2019)
      Software-defined metasurfaces are electromagnetically ultra-thin, artificial components that can provide engineered and externally controllable functionalities. The control over these functionalities is enabled by the ...
    • Conference Object  

      An Interpretable Neural Network for Configuring Programmable Wireless Environments 

      Liaskos, Christos K.; Tsioliaridou, Ageliki; Nie, Shuai; Pitsillides, Andreas; Ioannidis, Sotiris; Akyildiz, Ian (2019)
      Software-defined metasurfaces (SDMs) comprise a dense topology of basic elements called meta-atoms, exerting the highest degree of control over surface currents among intelligent panel technologies. As such, they can ...
    • Conference Object  

      Joint Compressed Sensing and Manipulation of Wireless Emissions with Intelligent Surfaces 

      Liaskos, Christos K.; Tsioliaridou, Ageliki; Pitilakis, Alexandros; Pirialakos, George; Tsilipakos, Odysseas; Tasolamprou, Anna; Kantartzis, Nikolaos; Ioannidis, Sotiris; Kafesaki, Maria; Pitsillides, Andreas; Akyildiz, Ian (2019)
      Programmable, intelligent surfaces can manipulate electromagnetic waves impinging upon them, producing arbitrarily shaped reflection, refraction and diffraction, to the benefit of wireless users. Moreover, in their recent ...
    • Conference Object  

      A Large-scale Analysis of Content Modification by Open HTTP Proxies 

      Tsirantonakis, Giorgos; Ilia, Panagiotis; Ioannidis, Sotiris; Athanasopoulos, Elias; Polychronakis, Michalis (2018)
      Open HTTP proxies offer a quick and convenient solution for routing web traffic towards a destination. In contrast to more elaborate relaying systems, such as anonymity networks or VPN services, users can freely connect ...
    • Article  

      A New Wireless Communication Paradigm through Software-Controlled Metasurfaces 

      Liaskos, Christos K.; Nie, Shuai; Tsioliaridou, Ageliki; Pitsillides, Andreas; Ioannidis, Sotiris; Akyildiz, Ian (2018)
      Electromagnetic waves undergo multiple uncontrollable alterations as they propagate within a wireless environment. Free space path loss, signal absorption, as well as reflections, refractions, and diffractions caused by ...
    • Article  

      A novel communication paradigm for high capacity and security via programmable indoor wireless environments in next generation wireless systems 

      Liaskos, Christos K.; Nie, Shuai; Tsioliaridou, Ageliki; Pitsillides, Andreas; Ioannidis, Sotiris; Akyildiz, Ian (2019)
      Wireless communication environments comprise passive objects that cause performance degradation and eavesdropping concerns due to anomalous scattering. This paper proposes a new paradigm, where scattering becomes ...
    • Article  

      On the Network-Layer Modeling and Configuration of Programmable Wireless Environments 

      Liaskos, Christos K.; Tsioliaridou, Ageliki; Nie, Shuai; Pitsillides, Andreas; Ioannidis, Sotiris; Akyildiz, Ian F. (2019)
      Programmable wireless environments enable the software-defined propagation of waves within them, yielding exceptional performance. Several building-block technologies have been implemented and evaluated at the physical ...
    • Conference Object  

      Realizing Wireless Communication Through Software-Defined HyperSurface Environments 

      Liaskos, Christos K.; Nie, Shuai; Tsioliaridou, Ageliki; Pitsillides, Andreas; Ioannidis, Sotiris; Akyildiz, Ian (2018)
      Wireless communication environments are unaware of the ongoing data exchange efforts within them. Moreover, their effect on the communication quality is intractable in all but the simplest cases. The present work proposes ...
    • Conference Object  

      The Software-Defined Metasurfaces Concept and Electromagnetic Aspects 

      Tasolamprou, Anna C.; Pitilakis, Alexandros; Tsilipakos, Odysseas; Liaskos, Christos; Tsiolaridou, Ageliki; Liu, Fu; Wang, Xuchen; Mirmoosa, Mohammad S.; Kossifos, Kypros; Georgiou, Julius; Pitsilides, Andreas; Kantartzis, Nikolaos V.; Manessis, Dionysios; Ioannidis, Sotiris; Kenanakis, George; Deligeorgis, George; Economou, Eleftherios N.; Tretyakov, Sergei A.; Soukoulis, Costas M.; Kafesaki, Maria (2019)
      We present the concept and electromagnetic aspects of HyperSurFaces (HSFs), artificial, ultrathin structures with software controlled electromagnetic properties. The HSFs key unit is the metasurface, a plane with designed ...
    • Conference Object  

      The Software-Defined Metasurfaces Concept and Electromagnetic Aspects 

      Tasolamprou, Anna C.; Pitilakis, Alexandros; Tsilipakos, Odysseas; Liaskos, Christos K.; Tsiolaridou, Ageliki; Liu, Fu; Wang, Xuchen; Mirmoosa, Mohammad S.; Kossifos, Kypros; Georgiou, Julius; Pitsilides, Andreas; Kantartzis, Nikolaos V.; Manessis, Dionysios; Ioannidis, Sotiris; Kenanakis, George; Deligeorgis, George; Economou, Eleftherios N.; Tretyakov, Sergei A.; Soukoulis, Costas M.; Kafesaki, Maria (2019)
      We present the concept and electromagnetic aspects of HyperSurFaces (HSFs), artificial, ultrathin structures with software controlled electromagnetic properties. The HSFs key unit is the metasurface, a plane with designed ...