Ara es mostren els items 1-20 de 134

    • A control plane for WireGuard 

      Paillissé Vilanova, Jordi; Barcia González, Alejandro; López Brescó, Albert; Rodríguez Natal, Alberto; Maino, Fabio; Cabellos Aparicio, Alberto (Institute of Electrical and Electronics Engineers (IEEE), 2021)
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      WireGuard is a VPN protocol that has gained significant interest recently. Its main advantages are: (i) simple configuration (via pre-shared SSH-like public keys), (ii) mobility support, (iii) reduced codebase to ease ...
    • A graphene based plasmonic antenna design for communication in the THz regime 

      Suessmeier, Christoph; Schaeffer, Stephan; Abadal Cavallé, Sergi; Alarcón Cot, Eduardo José; Hosseininejad, Seyed Ehsan; Wigger, Anna K.; Stock, Daniel; Wagner, Stefan; Cabellos Aparicio, Alberto; Lemme, Max; Bolívar, Peter Haring (Institute of Electrical and Electronics Engineers (IEEE), 2017)
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      We show the first THz emission of a graphene based plasmonic antenna structure. Furthermore we present the minimum material requirements for an operational graphene antenna in terms of chemical potential µc and relaxation time t.
    • A MAC protocol for reliable broadcast communications in wireless network-on-chip 

      Mestres Sugrañes, Albert; Abadal Cavallé, Sergi; Torrellas, Josep; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto (Association for Computing Machinery (ACM), 2016)
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      The Wireless Network-on-Chip (WNoC) paradigm holds considerable promise for the implementation of fast and efficient on-chip networks in manycore chips. Among other advantages, wireless communications provide natural ...
    • A machine learning-based approach for virtual network function modeling 

      Mestres Sugrañes, Albert; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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      Recent trends in networking are proposing the use of Machine Learning (ML) techniques for the control and operation of the network. The application of ML to networking brings several use-cases as well as challenges. The ...
    • A passive available bandwidth estimation methodology 

      Cabellos Aparicio, Alberto; Thompson, John; García, Francisco J.; Domingo Pascual, Jordi (2009-11-30)
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      The Available Bandwidth (AB) of an end-to-end path is its remaining capacity and it is an important metric for several applications such as overlay routing and P2P networking. That is why many AB estimation tools have been ...
    • A vertical methodology for the design space exploration of graphene-enabled wireless communications 

      Abadal Cavallé, Sergi; Mestres Sugrañes, Albert; Llatser Martí, Ignacio; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto (Association for Computing Machinery (ACM), 2015)
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      Graphene-based antennas (or shortly named, graphennas) are envisaged to be the cornerstone of novel wireless communication systems by virtue of their reduced size, in the micrometer range, and an expected radiation frequency ...
    • ABSense: sensing electromagnetic waves on metasurfaces via ambient compilation of full absorption 

      Liaskos, Christos; Pyrialakos, Georgios; Pitilakis, Alexandros; Abadal Cavallé, Sergi; Tsioliaridou, Ageliki; Tasolamprou, Anna; Tsilipakos, Odysseas; Kantartzis, Nikolaos V.; Ioannidis, Sotiris; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto; Kafesaki, Maria; Pitsillides, Andreas; Kossifos, Kypros; Georgiou, Julius; Akyildiz, Ian (Association for Computing Machinery (ACM), 2019)
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      Metasurfaces (MS) constitute effective media for manipulating and transforming impinging EM waves. Related studies have explored a series of impactful MS capabilities and applications in areas such as wireless communications, ...
    • Accelerating deep reinforcement learning for digital twin network optimization with evolutionary strategies 

      Güemes Palau, Carlos; Almasan Puscas, Felician Paul; Xiao, Shihan; Cheng, Xiangle; Shi, Xiang; Barlet Ros, Pere; Cabellos Aparicio, Alberto (Institute of Electrical and Electronics Engineers (IEEE), 2022)
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      The recent growth of emergent network applications (e.g., satellite networks, vehicular networks) is increasing the complexity of managing modern communication networks. As a result, the community proposed the Digital Twin ...
    • ALLIANCE Project: Architecting a knowledge-defined 5G-enabled network infrastructure 

      Careglio, Davide; Spadaro, Salvatore; Cabellos Aparicio, Alberto; Lázaro Villa, José Antonio; Perelló Muntan, Jordi; Barlet Ros, Pere; Gené Bernaus, Joan M.; Paillissé Vilanova, Jordi (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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      Leaving the current 4th generation of mobile communications behind, 5G will represent a disruptive paradigm shift integrating access networks, ultra-high capacity access/metro/core optical networks and intra-datacentre ...
    • An analysis of the applicability of blockchain to secure IP addresses allocation, delegation and bindings 

      Paillissé Vilanova, Jordi; Rodríguez Natal, Alberto; Ermagan, Vina; Maino, Fabio; Vegoda, Leo; Cabellos Aparicio, Alberto (2018-06-29)
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      This document analyzes how blockchain technology can be used to secure the allocation, delegation and binding to topological information of the IP address space. The main outcomes of the analysis are that blockchain is ...
    • An analytical model for Loc/ID mappings caches 

      Coras, Florin-Tudorel; Domingo Pascual, Jordi; Lewis, Darrel; Cabellos Aparicio, Alberto (2016-02)
      Article
      Accés obert
      Concerns regarding the scalability of the interdomain routing have encouraged researchers to start elaborating a more robust Internet architecture. While consensus on the exact form of the solution is yet to be found, the ...
    • An evolutionary path for the evolved packet system 

      Portoles Comeras, Marc; Mangues Bafalluy, Josep; Krendzel, Andrey; Requena Esteso, Manuel; Cabellos Aparicio, Alberto (2015-07-01)
      Article
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      New architectural requirements appear with the evolution of mobile networks, such as the provisioning of multihoming or offloading. In general, this requires the design of ad hoc schemes on top of the EPS, which may be ...
    • Analysis of a plasmonic graphene antenna for microelectronic applications 

      Suessrneier, C.; Thiel, F.; Wigger, Anna K.; Bolívar, Peter Haring; Abadal Cavallé, Sergi; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto; Banszcrus, L.; Stampfer, C.; Lemme, M. (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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      Graphene offers a large potential to downscale antennas to the micrometer scale, due to its special dispersion relation and its ability to support plasmons in the THz frequency range. For an adequate performance of the ...
    • Area and laser power scalability analysis in photonic networks-on-chip 

      Abadal Cavallé, Sergi; Cabellos Aparicio, Alberto; Lázaro Villa, José Antonio; Nemirovsky, Mario; Alarcón Cot, Eduardo José; Solé Pareta, Josep (Institute of Electrical and Electronics Engineers (IEEE), 2013)
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      In the last decade, the field of microprocessor architecture has seen the rise of multicore processors, which consist of the interconnection of a set of independent processing units or cores in the same chip. As the number ...
    • Area model and dimensioning guidelines of multisource energy harvesting for nano-micro interface 

      Gomez Cid-Fuentes, Raül; Cabellos Aparicio, Alberto; Alarcón Cot, Eduardo José (2016-02-01)
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      Multisource energy harvesters are a promising, robust alternative to power the future Internet of Nano Things (IoNT), since the network elements can maintain their operation regardless of the fact that one of its energy ...
    • Bayesian inference of spatial and temporal relations in AI patents for EU countries 

      Rusek, Krzysztof; Kleszcz, Agnieszka; Cabellos Aparicio, Alberto (2023-04-29)
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      In the paper, we propose two models of Artificial Intelligence (AI) patents in European Union (EU) countries addressing spatial and temporal behaviour. In particular, the models can quantitatively describe the interaction ...
    • Broadcast-enabled massive multicore architectures: a wireless RF approach 

      Abadal Cavallé, Sergi; Sheinman, Benny; Katz, Oded; Markish, Ofer; Elad, Danny; Fournier, Yvan; Roca, Damian; Hanzich, Mauricio; Houzeaux, Guillaume; Nemirovsky, Mario; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto (2015-09)
      Article
      Accés obert
      Broadcast traditionally has been regarded as a prohibitive communication transaction in multiprocessor environments. Nowadays, such a constraint largely drives the design of architectures and algorithms all-pervasive in ...
    • Building a Digital Twin for network optimization using graph neural networks 

      Ferriol Galmés, Miquel; Suárez-Varela Maciá, José Rafael; Paillissé Vilanova, Jordi; Shi, Xiang; Xiao, Shihan; Cheng, Xiangle; Barlet Ros, Pere; Cabellos Aparicio, Alberto (2022-11-09)
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      Network modeling is a critical component of Quality of Service (QoS) optimization. Current networks implement Service Level Agreements (SLA) by careful configuration of both routing and queue scheduling policies. However, ...
    • Challenging the generalization capabilities of Graph Neural Networks for network modeling 

      Suárez-Varela Maciá, José Rafael; Carol Bosch, Sergi; Rusek, Krzysztof; Almasan Puscas, Felician Paul; Arias Vicente, Marta; Barlet Ros, Pere; Cabellos Aparicio, Alberto (Association for Computing Machinery (ACM), 2019)
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      Today, network operators still lack functional network models able to make accurate predictions of end-to-end Key Performance Indicators (e.g., delay or jitter) at limited cost. Recently a novel Graph Neural Network (GNN) ...
    • Channel characterization for chip-scale wireless communications within computing packages 

      Timoneda i Comas, Xavier; Cabellos Aparicio, Alberto; Manessis, Dionyssios; Alarcón Cot, Eduardo José; Abadal Cavallé, Sergi (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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      Wireless Network-on-Chip (WNoC) appears as a promising alternative to conventional interconnect fabrics for chip-scale communications. WNoC takes advantage of an overlaid network composed by a set of millimeter-wave antennas ...