Now showing items 21-40 of 69

    • Evaluating the feasibility of wireless Networks-on-Chip enabled by graphene 

      Abadal Cavallé, Sergi; Mestres Sugrañes, Albert; Iannazzo Soteras, Mario Enrique; Solé Pareta, Josep; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto (Association for Computing Machinery (ACM), 2014)
      Conference report
      Restricted access - publisher's policy
      Network-on-Chip (NoC) is currently the paradigm of choice for covering the on-chip communication needs of multicore processors. As we reach the manycore era, though, electrical interconnects present performance and power ...
    • Exploration of intercell wireless millimeter-wave communication in the landscape of intelligent metasurfaces 

      Tasolamprou, Anna; Pitilakis, Alexandros; Abadal Cavallé, Sergi; Tsilipakos, Odysseas; Timoneda, Xavier; Taghvaee, Hamidreza; Mirmoosa, Mohammad Sajjad; Liu, Fu; Liaskos, Christos; Tsioliaridou, Ageliki; Ioannidis, Sotiris; Kantartzis, Nikolaos V.; Manessis, Dionyssios; Cabellos Aparicio, Alberto; Alarcón Cot, Eduardo José (Institute of Electrical and Electronics Engineers (IEEE), 2019-01-01)
      Article
      Open Access
      Software-defined metasurfaces are electromagnetically ultra-thin, artificial components thatcan provide engineered and externally controllable functionalities. The control over these functionalities isenabled by the ...
    • Extremum seeking control for beam steering using hypersurfaces 

      Ashraf, Nouman; Lestas, Marios; Saeed, Taqwa; Taghvaee, Hamidreza; Abadal Cavallé, Sergi; Pitsillides, Andreas; Liaskos, Christos (Institute of Electrical and Electronics Engineers (IEEE), 2020)
      Conference report
      Open Access
      Hypersurface, a software defined metasurface (SDM) paradigm constitutes a revolutionary technology aiming at offering programmatic control over all aspects of a propagating wave, altering its direction, power, polarization ...
    • Fault tolerance in programmable metasurfaces: the beam steering case 

      Taghvaee, Hamidreza; Abadal Cavallé, Sergi; Georgiou, Julius; Cabellos Aparicio, Alberto; Alarcón Cot, Eduardo José (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Conference report
      Open Access
      Metasurfaces, the two-dimensional counterpart of metamaterials, have caught great attention thanks to their powerful control over electromagnetic waves. Recent times have seen the emergence of a variety of metasurfaces ...
    • Fundamentals of graphene-enabled wireless on-chip networking 

      Abadal Cavallé, Sergi; Llatser Martí, Ignacio; Mestres Sugrañes, Albert; Solé Pareta, Josep; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto (Springer, 2017)
      Part of book or chapter of book
      Restricted access - publisher's policy
      The book presents the state of art in the emerging field of molecular and nanoscale communication. It gives special attention to fundamental models, and advanced methodologies and tools used in the field. It covers a wide ...
    • Graphene-based terahertz antennas for area-constrained applications 

      Abadal Cavallé, Sergi; Hosseininejad, Seyed Ehsan; Cabellos Aparicio, Alberto; Alarcón Cot, Eduardo José (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Conference report
      Open Access
      Graphene is enabling a plethora of applications in a wide range of fields due to its unique electrical, mechanical, and optical properties. In the realm of wireless communications, graphene shows great promise for the ...
    • Graphene-enabled wireless communication for massive multicore architectures 

      Abadal Cavallé, Sergi; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto; Lemme, Max; Nemirovsky, Mario (2013-11-11)
      Article
      Restricted access - publisher's policy
      Current trends in microprocessor architecture design are leading towards a dramatic increase of core-level parallelization, wherein a given number of independent processors or cores are interconnected. Since the main ...
    • Graphene-enabled wireless networks-on-chip 

      Llatser Martí, Ignacio; Abadal Cavallé, Sergi; Mestres Sugrañes, Albert; Cabellos Aparicio, Alberto; Alarcón Cot, Eduardo José (Institute of Electrical and Electronics Engineers (IEEE), 2013)
      Conference report
      Restricted access - publisher's policy
      Graphene-enabled Wireless Communications (GWC) advocate for the use of graphene-based plasmonic antennas, or graphennas, which take advantage of the plasmonic properties of graphene to radiate electromagnetic waves in the ...
    • Immersive interconnected virtual and augmented reality: a 5G and IoT perspective 

      Torres Vega, Maria; Liaskos, Christos; Abadal Cavallé, Sergi; Papapetrou, Evangelos; Jain, Akshay; Mouhouche, Belkacem; Kalem, Gokhan; Ergüt, Salih; Mach, Marian; Sabol, Tomas; Cabellos Aparicio, Alberto; Grimm, Christoph; De Turck, Filip; Famaey, Jeroen (2020-01-01)
      Article
      Restricted access - publisher's policy
      Despite remarkable advances, current augmented and virtual reality (AR/VR) applications are a largely individual and local experience. Interconnected AR/VR, where participants can virtually interact across vast distances, ...
    • Initial MAC exploration for graphene-enabled wireless networks-on-chip 

      Piro, Giuseppe; Abadal Cavallé, Sergi; Mestres Sugrañes, Albert; Alarcón Cot, Eduardo José; Solé Pareta, Josep; Grieco, L. Alfredo; Boggia, Gennaro (Association for Computing Machinery (ACM), 2014)
      Conference report
      Restricted access - publisher's policy
      In the upcoming many-core era, chip multiprocessor architectures will be composed of hundreds or even thousands of processor cores, which interact among them through an on-chip communication platform for synchronization ...
    • Intercell wireless communication in software-defined metasurfaces 

      Tasolamprou, Anna; Mirmoosa, Mohammad Sajjad; Tsilipakos, Odysseas; Pitilakis, Alexandros; Liu, Fu; Abadal Cavallé, Sergi; Cabellos Aparicio, Alberto; Alarcón Cot, Eduardo José; Liaskos, Christos; Kantartzis, Nikolaos V.; Tretyakov, Sergei; Kafesaki, Maria; Economou, Eleftherios; Soukoulis, Costas (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Conference report
      Open Access
      Tunable metasurfaces are ultra-thin, artificial electromagnetic components that provide engineered and externally adjustable functionalities. The programmable metasurface, the HyperSurFace, concept consists in integrating ...
    • MAC-oriented programmable terahertz PHY via graphene-based Yagi-Uda antennas 

      Hosseininejad, Seyed Ehsan; Abadal Cavallé, Sergi; Neshat, Mohammad; Faraji-Dana, Reza; Lemme, Max; Suessmeier, Christoph; Bolívar, Peter Haring; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Conference report
      Open Access
      Graphene is enabling a plethora of applications in a wide range of fields due to its unique electrical, mechanical, and optical properties. In the realm of wireless communications, graphene shows great promise for the ...
    • Material-dependencies of the THz emission from plasmonic graphene-based photoconductive antenna structures 

      Suessmeier, Christoph; Abadal Cavallé, Sergi; Stock, Daniel; Schaeffer, Stephan; Alarcón Cot, Eduardo José; Hosseininejad, Seyed Ehsan; Wigger, Anna K.; Wagner, Stefan; Cabellos Aparicio, Alberto; Lemme, Max; Bolívar, Peter Haring (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Conference report
      Restricted access - publisher's policy
      Graphene supports surface plasmon polaritons with comparatively slow propagation velocities in the THz region, which becomes increasingly interesting for future communication technologies. This ability can be used to realize ...
    • Medium access control in wireless network-on-chip: a context analysis 

      Abadal Cavallé, Sergi; Mestres Sugrañes, Albert; Torrellas, Josep; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto (2018-06-01)
      Article
      Open Access
      Wireless on-chip communication is a promising candidate to address the performance and efficiency issues that arise when scaling current NoC techniques to manycore processors. A WNoC can serve global and broadcast traffic ...
    • Millimeter wave wireless network on chip using deep reinforcement learning 

      Jog, Suraj; Liu, Zikun; Franques, Antonio; Fernando, Vimuth; Hassanieh, Haitham; Abadal Cavallé, Sergi; Torrellas, Josep (2020)
      Conference lecture
      Open Access
      Wireless Network-on-Chip (NoC) has emerged as a promising solution to scale chip multi-core processors to hundreds of cores. However, traditional medium access protocols fall short here since the traffic patterns on wireless ...
    • Millimeter-wave propagation within a computer chip package 

      Timoneda, Xavier; Abadal Cavallé, Sergi; Cabellos Aparicio, Alberto; Manessis, Dionyssios; Zhou, Jin; Franques, Antonio; Torrellas, Josep; Alarcón Cot, Eduardo José (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Conference report
      Open Access
      Wireless Network-on-Chip (WNoC) appears as a promising alternative to conventional interconnect fabrics for chip-scale communications. The WNoC paradigm has been extensively analyzed from the physical, network and architecture ...
    • Multicast on-Chip traffic analysis targeting manycore NoC design 

      Abadal Cavallé, Sergi; Mestres Sugrañes, Albert; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto; Martínez, Raúl (Institute of Electrical and Electronics Engineers (IEEE), 2015)
      Conference report
      Restricted access - publisher's policy
      The scalability of Network-on-Chip (NoC) designs has become a rising concern as we enter the many core era. Multicast support represents a particular yet relevant case within this context and has been the focus of different ...
    • Networking challenges and prospective impact of broadcast-oriented wireless networkson- chip 

      Abadal Cavallé, Sergi; Nemirovsky, Mario; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto (Association for Computing Machinery (ACM), 2015)
      Conference report
      Restricted access - publisher's policy
      The cost of broadcast has been constraining the design of manycore processors and of the algorithms that run upon them. However, as on-chip RF technologies allow the design of small-footprint and high-bandwidth antennas ...
    • On the area and energy scalability of wireless network-on-chip: a model-based benchmarked design space exploration 

      Abadal Cavallé, Sergi; Iannazzo Soteras, Mario Enrique; Nemirovsky, Mario; Cabellos Aparicio, Alberto; Lee, Heekwan; Alarcón Cot, Eduardo José (2014-07-02)
      Article
      Open Access
      Networks-on-Chip (NoCs) are emerging as the way to interconnect the processing cores and the memory within a chip multiprocessor. As recent years have seen a significant increase in the number of cores per chip, it is ...
    • Opportunistic beamforming in wireless network-on-chip 

      Abadal Cavallé, Sergi; Marruedo, Adrián; Franques, Antonio; Taghvaee, Hamidreza; Cabellos Aparicio, Alberto; Zhou, Jin; Torrellas, Josep; Alarcón Cot, Eduardo José (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Conference report
      Open Access
      Wireless Network-on-Chip (WNoC) has emerged as a promising alternative to conventional interconnect fabrics at the chip scale. Since WNoCs may imply the close integration of antennas, one of the salient challenges in this ...