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Ara es mostren els items 55177-55196 de 245842

    • Demonstrating engineering schools’ commitment to the achievement of the SDGs: The ALCAEUS Evaluation Program / 2030 Agenda. A case study 

      Yagüe Fabra, José Antonio; Murillo Esteban, María Benita; García Ramos, Francisco Javier; Martín Ramos, Pablo; Serrano González, Antonio; Ortega Pardos, Ana (Universitat Politècnica de Catalunya, 2022-09)
      Text en actes de congrés
      Accés obert
      ALCAEUS is a voluntary evaluation scheme developed by the Spanish agency ACPUA, designed to provide visibility to institutions and centers that demonstrate commitment and contribute to the achievement of the UN Sustainable ...

    • Demonstrating low-power distributed queuing for active RFID communications at 433 MHz 

      Tuset-Peiro, Pere; Alonso Zárate, Luis Gonzaga; Vázquez-Gallego, Francisco; Alonso-Zárate, Jesús; Vilajosana, Xavier (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper presents a demonstrator of Low-Power Distributed Queuing (LPDQ), a MAC protocol targeted at active RFID systems operating at 433 MHz. LPDQ is based on a packet-based Preamble Sampling for network synchronization ...

    • Demonstrating reduced-voltage FPGA-based neural network acceleration for power-efficiency 

      Onural, Erhan Baturay; Yuksel, Ismail Emir; Salami, Behzad (Institute of Electrical and Electronics Engineers (IEEE), 2020)
      Comunicació de congrés
      Accés obert
      This demo aims to demonstrate undervolting below the nominal level set by the vendor for off-the-shelf FPGAs running Deep Neural Networks (DNNs), to achieve power-efficiency. FPGAs are becoming popular [1-4], thanks to ...

    • Demonstration analysis for the low-carbon factors index system of logistics enterprises 

      Tian, Yuan; Yang, Meng (School of Industrial and Aeronautic Engineering of Terrassa (ETSEIAT). Universitat Politècnica de Catalunya (UPC), 2013-04)
      Article
      Accés obert
      Purpose: In the background of the low-carbon economy, the basic position of the logistics and its high energy consumption, high emission characteristics determine its special status in the low-carbon economy. The purpose ...

    • Demonstration and evaluation of precise positioning for connected and automated mobility services 

      Igual Nevot, Júlia; Catalán Cid, Marisa; Catalán Cid, Miguel; Vazquez-Gallego, Francisco; Fernández Hidalgo, Javier; Muñoz, Raul; Sedar, Roshan; Casellas, Ramon; Vilalta, Ricard; Calveras Augé, Anna M.; Paradells Aspas, Josep; Lefebvre, Mathieu; Gardes, Frederic; Odinot, Jean Marc; Moscatelli, Francesca (Institute of Electrical and Electronics Engineers (IEEE), 2022)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Cooperative, Connected and Automated Mobility (CCAM) services require precise and reliable localization services able to infer and track the position of a vehicle with lane accuracy. The H2020 5GCroCo project, which trials ...

    • Demonstration and field trial of a resilient hybrid NG-PON test-bed 

      Prat Gomà, Josep Joan; Polo Querol, Víctor; Schrenk, Bernhard; Lázaro Villa, José Antonio; Bonada Bo, Francesc; López Pastor, Eduardo Tommy; Omella, M.; Saliou, Fabienne; Trung Le, Quang; Chanclou, Philippe; Leino, D.; Soila, Risto; Spirou, S.; Costa, Liliana; Teixeira, A.; Tosi-Beleffi, G.M.; Klonidis, Dimitrios; Tomkos, Ioannis (2014-10-01)
      Article
      Accés restringit per política de l'editorial
      A multi-layer next generation PON prototype has been built and tested, to show the feasibility of extended hybrid DWDM/TDM-XGPON FTTH networks with resilient optically-integrated ring-trees architecture, supporting broadband ...

    • Demonstration experience of the smart rural grid project 

      Girbau Llistuella, Francesc; Sumper, Andreas; Heredero Peris, Daniel; Pagès Giménez, Marc; Chillón Antón, Cristian; Vidal Clos, Josep Andreu; Díaz González, Francisco (2016)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      This paper aims to detail and illustrate the experiences for the grid-connected mode during the operational phase of the Smart Rural Grid (SRG) project. The SRG project is focused on DSO's capabilities to increase the ...

    • Demonstration of a full duplex PON featuring 2.5 Gbps Sub Carrier Multiplexing downstream and 1.25 Gbps upstream with colourless ONU and simple optics 

      Fàbrega Sánchez, Josep Maria; López Pastor, Eduardo Tommy; Lázaro Villa, José Antonio; Zuhdi, Muneer; Prat Gomà, Josep Joan (2008)
      Text en actes de congrés
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      We demonstrate a full-duplex DPSK SCM PON operating at 2.5Gbps/1.25Gbps bitrates, with RSOA ONU and simplified scheme. It achieves low sensitivity and is implemented with low-cost components.

    • Demonstration of a highly-sensitive tunable beam displacer with no use of beam deflection based on the concept of weak value amplification 

      Salazar-Serrano, Luis José; Guzmán, David A.; Valencia, Alejandra; Pérez Torres, Juan (OSA, 2015-04-20)
      Article
      Accés obert
      We report the implementation of a highly sensitive tunable beam displacer based on the concept of weak value amplification, that allows to displace the centroid of a Gaussian beam a distance much smaller than its beam width ...

    • Demonstration of a highly-sensitive tunable beam displacer with no use of beam deflection based on the concept of weak value amplification 

      Salazar Serrano, Luis Jose; Guzman, David A; Valencia, Alejandra; Pérez Torres, Juan (2015-04-10)
      Article
      Accés restringit per política de l'editorial
      We report the implementation of a highly sensitive tunable beam displacer based on the concept of weak value amplification, that allows to displace the centroid of a Gaussian beam a distance much smaller than its beam width ...

    • Demonstration of a library prototype to build LoRa mesh networks for the IoT 

      Miquel Solé, Joan; Miralles Nogués, Sergi; Pueyo Centelles, Roger; Freitag, Fèlix (2022-02)
      Report de recerca
      Accés obert
      LoRa has become popular in the Internet of Things (IoT) domain as a Low Power, Wide Area Network (LPWAN) radio technology providing low-power and long-range communi- cation. In a typical IoT application, the LoRaWAN ...

    • Demonstration of a library prototype to build LoRa mesh networks for the IoT 

      Miquel Solé, Joan; Miralles Nogués, Sergi; Pueyo Centelles, Roger; Freitag, Fèlix (Institute of Electrical and Electronics Engineers (IEEE), 2022)
      Text en actes de congrés
      Accés obert
      LoRa has become popular in the Internet of Things (IoT) domain as a Low Power, Wide Area Network (LPWAN) radio technology providing low-power and long-range communication. In a typical IoT application, the LoRaWAN architecture ...

    • Demonstration of a remotely dual-pumped long-reach PON for flexible deployment 

      Chanclou, Philippe; Schrenk, Bernhard; Lázaro Villa, José Antonio; Klonidis, Dimitrios; Bonada Bo, Francesc; Saliou, Fabienne; Polo Querol, Víctor; López Pastor, Eduardo Tommy; Le, Q.T.; Brenot, Romain; de Valicourt, Guilhem; Spirou, S.; Soila, Risto; Leino, D.; Tosi Beleffi, Giorgio M.; Tomkos, Ioannis; Chatzi, Sotiria; Teixeira, A.; Costa, L.; Kazmierski, Christophe; Prats, Jordi (2012-04-01)
      Article
      Accés restringit per política de l'editorial
      We propose and experimentally demonstrate a flexible wavelength division multiplexing/time division multiplexing network architecture for converged metro-access environment. Entire passiveness in the fiber plant is ...

    • Demonstration of aerodynamic control manoeuvres in very low earth orbit using SOAR (Satellite for Orbital Aerodynamics Research) 

      Crisp, Nicholas H.; Livadiotti, Sabrina; Roberts, Peter C.E; García-Almiñana, Daniel; Rodríguez Donaire, Silvia; Sureda Anfres, Miquel (International Astronautical Federation, 2019)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Aerodynamic forces have often been proposedas a possible means to perform a variety of different attitude and orbit control manoeuvres in very low Earth orbits including pointing control, constellation and formation ...

    • Demonstration of an open source framework for qualitative evaluation of CBIR systems 

      Gomez Duran, Paula; Mohedano, Eva; McGuinness, Kevin; Giró Nieto, Xavier; O'Connor, Noel (Association for Computing Machinery (ACM), 2018)
      Comunicació de congrés
      Accés obert
      Evaluating image retrieval systems in a quantitative way, for example by computing measures like mean average precision, allows for objective comparisons with a ground-truth. However, in cases where ground-truth is not ...

    • Demonstration of C/S based hardware accelerated QoT estimation tool in dynamic impairment-aware optical network 

      Simeonidou, Dimitra; Nejabati, Reza; Qin, Yixuan; Cheng, Kevin C.S.; Triay Marquès, Joan; Escalona, Eduard; Zervas, Georgios S.; Zarris, George; Amaya González, Norberto; Cervelló Pastor, Cristina (IEEE Press. Institute of Electrical and Electronics Engineers, 2010)
      Text en actes de congrés
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      An enhanced version of hardware accelerated QoT estimation tool in impairment-aware optical network is demonstrated and evaluated against the different number of lightpaths and wavelengths per link. It outperforms the ...

    • Demonstration of continuous multiple access with homodyne and image-rejection heterodyne coherent receivers using directly modulated laser transmitters 

      Masanas Jiménez, Miquel; Tabares Giraldo, Jeison; Cano Valadez, Iván Nicolás; Prat Gomà, Josep Joan (Institute of Electrical and Electronics Engineers (IEEE), 2023-07)
      Article
      Accés obert
      This work presents a comprehensive set of experiments for the multipoint-to-point coherent passive optical network (PON), where the wavelength locking between the optical network unit (ONU) and optical line termination ...

    • Demonstration of continuous multiple access with image-rejection coherent receiver and DML transmitters 

      Tabares Giraldo, Jeison; Masanas Jiménez, Miquel; Cano Valadéz, Iván Nicolás; Prat Gomà, Josep Joan (Institute of Electrical and Electronics Engineers (IEEE), 2022)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      We demonstrate a UD-WDM PON using DML transmitters with multilevel intensity modulation, both in base-band and RF, and a spectrally-efficient heterodyne receiver. We provide comparison with a homodyne receiver. Two users ...

    • Demonstration of electromagnetic formation flight and wireless power transfer 

      Porter, Allison K; Allinger, Dustin J; Sedwick, Raymond; Merk, John; Opperman, Roedolph A.; Buck, Alexander; Eslinger, Gregory; Fisher, Peter; Miller, David W; Bou Balust, Elisenda (2014-11-01)
      Article
      Accés restringit per política de l'editorial
      The Resonant Inductive Near-Field Generation System uses a single set of hardware to perform both electromagnetic formation flight and wireless power transfer operations in a six-degree-of-freedom microgravity environment. ...

    • Demonstration of GMPLS-controlled device power management for next generation green optical networks 

      Morea, Annalisa; Perelló Muntan, Jordi; Agraz Bujan, Fernando; Spadaro, Salvatore (2012)
      Text en actes de congrés
      Accés obert
      We propose GMPLS protocol enhancements enabling dynamic power state management of optoelectronic network devices for setup-time-aware differentiated connection provisioning. Daily energy savings of 56% are demonstrated in ...