Exploració per títol

Ara es mostren els items 55182-55201 de 245839

    • 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
      Accés obert
      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
      Accés obert
      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 ...

    • Demonstration of latency-aware 5G network slicing on optical metro networks 

      Shariati, Mohammad Behnam; Velasco Esteban, Luis Domingo; Pedreno Manresa, José Juan; Dochhan, Annika; Casellas Regi, Ramon; Siddique Muqaddas, Abubakar; González de Dios, Oscar; Luque Canto, L.; Lent, Bodo; Ruiz Ramírez, Marc (Optical Society of American (OSA), 2022-01-01)
      Article
      Accés obert
      The H2020 METRO-HAUL European project has architected a latency-aware, cost-effective, agile, and programmable optical metro network. This includes the design of semi-disaggregated metro nodes with compute and storage ...

    • Demonstration of monitoring and data analytics-triggered reconfiguration in partially disaggregated optical networks 

      Gifré Renom, Lluís; Boitier, Fabien; Delezoide, Camille; Ruiz Ramírez, Marc; Buffa, Marta; Morea, Annalisa; Casellas Regi, Ramon; Velasco Esteban, Luis Domingo; Layec, Patricia (Institute of Electrical and Electronics Engineers (IEEE), 2020)
      Text en actes de congrés
      Accés obert
      We demonstrate a novel agent for optical disaggregated optical networks. When the Monitoring and Data Analytics detects a degradation, it recommends the SDN controller to trigger a network reconfiguration computed by a ...

    • Demonstration of new experimental schemes for imaging and sensing: from quantum to classical and back 

      Urrego González, Daniel Fernando (Universitat Politècnica de Catalunya, 2023-11-14)
      Tesi
      Accés obert
      (English) This Ph.D. thesis presents research in imaging and optical sensing, exploring novel concepts, and diverse applications. The experimental schemes put forward here are based on simulating specific aspects of quantum ...

    • Demonstration of reconfigurable virtual data center networks enabled by OPS with QoS guarantees 

      Miao, Wang; Peng, Shuping; Spadaro, Salvatore; Bernini, Giacomo; Agraz Bujan, Fernando; Ferrer Ferré, Àlex; Perelló Muntan, Jordi; Zervas, Georgios; Nejabati, Reza; Ciulli, Nicola; Simeonidou, Dimitra; Dorren, Harm; Calabretta, Nicola (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      We demonstrate a reconfigurable virtual datacenter network by utilizing statistical multiplexing offered by scalable and flow-controlled optical switching system. Results show QoS guarantees by the priority assignment and ...

    • Demonstration of ripple-based index for predicting fast-scale instability in switching power converters 

      Rodríguez Vilamitjana, Enric; Alarcón Cot, Eduardo José; El Aroudi, Abdelali (2009-05)
      Text en actes de congrés
      Accés obert
      In this paper a simplified model based on the exact discrete-time map of a buck switching power converter with proportional control, which captures all its dynamics, allows deriving a closed-form stability condition for ...

    • Demonstration of the benefits of SDN technology for all-optical data centre virtualisation 

      Jackson, Chris; Nejabati, Reza; Agraz Bujan, Fernando; Pagès Cruz, Albert; Galili, Michael; Spadaro, Salvatore; Simeonidou, Dimitra (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      An integrated software stack made up of extended OpenStack, OpenDaylight and custom OpenFlow agents enabling Virtual Data Centre deployment on an all-optical architecture employing hollow-core fibre, TDM fast switches and ...