Exploració per títol

Ara es mostren els items 4703-4722 de 245837

    • A look at energy efficient system opportunities with community network clouds 

      Freitag, Fèlix; Sharifi, Leila; Khan, Muhammad Amin; Navarro Moldes, Leandro; Baig Viñas, Roger; Escrich, Pau; Veiga, Luis (CEUR-WS.org, 2014)
      Text en actes de congrés
      Accés obert
      Community networking is an emerging model of a shared communication infrastructure in which communities of citizens build and own open networks. Community networks offer successfully IP-based networking to the user. In ...

    • A LoRa-Based communication system for coordinated response in an earthquake Aftermath 

      Pueyo Centelles, Roger; Freitag, Fèlix; Meseguer Pallarès, Roc; Navarro Moldes, Leandro; Ochoa, Sergio; Santos, Rodrigo M. (MDPI, 2019)
      Text en actes de congrés
      Accés obert
      The response conducted by emergency units after natural disasters, such as earthquakes, has to be coordinated, fast, and efficient in order to rescue and care for the victims, keeping all the population—and the units ...

    • A LoRa-based Framework with applications to Smart Buildings 

      Torres Padín, Marcos (Universitat Politècnica de Catalunya, 2020-03)
      Projecte Final de Màster Oficial
      Accés obert
      Realitzat a/amb:   Technische Universität Berlin
      Modern communication technologies allow people to access and monitor anything from anywhere using networks like LoRaWAN that is often described as one of the Internet of Things (IoT). For this reason, in this project the ...

    • A LoRaWAN testbed design for supporting critical situations: prototype and evaluation 

      Navarro Ortiz, Jorge; Ramos Muñoz, Juan J.; López Soler, Juan M.; Cervelló Pastor, Cristina; Catalán Cid, Marisa (2019-01-01)
      Article
      Accés obert
      The Internet of Things is one of the hottest topics in communications today, with current revenues of $151B, around 7 billion connected devices, and an unprecedented growth expected for next years. A massive number of ...

    • A low area probing detector for power efficient security ICs 

      Weiner, Michael; Manich Bou, Salvador; Sigl, Georg (Springer, 2014)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      In this paper, a low cost, Low Area Probing Detector (LAPD) is presented. Probing or microprobing is an attack technique against integrated circuits implementing security functions, such as OTP tokens or smartcards. It ...

    • A low area probing detector for security IC's 

      Weiner, Michael; Manich Bou, Salvador; Sigl, Georg (2014)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      In this paper, a low cost, Low Area Probing Detector (LAPD) is presented. Probing or microprobing is an attack technique against integrated circuits implementing security functions, such as OTP tokens or smartcards. It ...

    • A low cost DSP-based control method for high frequency parallel resonant current-fed inverters 

      Martín Segura, Guillermo; López Mestre, Joaquim; Rivas Guerrero, Hector; Teixidó-Casas, Miquel; Montesinos Miracle, Daniel (2009)
      Text en actes de congrés
      Accés obert

    • A low cost split-issue technique to improve performance of SMT clustered VLIW processors 

      Gupta, Manoj; Sánchez Carracedo, Fermín; Llosa Espuny, José Francisco (2010)
      Text en actes de congrés
      Accés obert
      Abstract—Very Long Instruction Word (VLIW) processors are a popular choice in embedded domain due to their hardware simplicity, low cost and low power consumption. Simultaneous MultiThreading (SMT) is a popular technique for ...

    • A low dimensional surrogate model for a fast estimation of strain in the thrombus during a thrombectomy procedure 

      Bridio, Sara; Luraghi, Giulia; Migliavacca, Francesco; Pant, Sanjay; García González, Alberto; Rodríguez Matas, José Félix (Elsevier, 2023-01-01)
      Article
      Accés restringit per política de l'editorial
      Background Intra-arterial thrombectomy is the main treatment for acute ischemic stroke due to large vessel occlusions and can consist in mechanically removing the thrombus with a stent-retriever. A cause of failure of the ...

    • A low elastic modulus Ti-Nb-Hf alloy bioactivated with an elastin-like 

      González, Marta; Salvagni, Emiliano; Rodríguez Cabello, J.C.; Rupérez de Gracia, Elisa; Gil Mur, Francisco Javier; Manero Planella, José María; Peña, Javier (2012)
      Article
      Accés restringit per política de l'editorial
      Realitzat a/amb:   Universidad de Valladolid
      b-type titanium alloys with low Young’s modulus are desirable to reduce stress shielding effect and enhance bone remodeling for implants used to substitute failed hard tissue. For biomaterials application, the surface ...

    • A low energy house 

      Rubio Hernández, Andrés; Caumeil, Leo; Pudžs, Oskars; Robic, Sylvain (Universitat Politècnica de Catalunya, 2010-06-03)
      Projecte/Treball Final de Carrera
      Accés obert
      Realitzat a/amb:   Ingeniørhøjskolen i København
      CENERGIA is a consulting engineering company, established in 1982 by four employees at the Thermal Insulation Laboratory at the Technical University of Denmark (now: byg.dtu). EPS students of the IHK were asked to design ...

    • A low energy house 

      Bosch, Marjolaine; Ewald, Jan; Ledoux, Roman; Padreny Sales, Meritxell (Universitat Politècnica de Catalunya, 2010-04)
      Projecte/Treball Final de Carrera
      Accés obert
      Realitzat a/amb:   Ingeniørhøjskolen i København / Cenergia
      As international students taking part in the European Project Semester – EPS, we were asked to participate in a project called A Low Energy House, in collaboration with a Danish consulting engineering company, Cenergia. The ...

    • A low in-band radiation superregenerative oscillator 

      Palà Schönwälder, Pere; Bonet Dalmau, Jordi; Moncunill Geniz, Francesc Xavier; Águila López, Francisco del; Giralt Mas, Ma. Rosa (2013-05-27)
      Article
      Accés obert
      This brief describes a superregenerative (SR) voltage-controlled oscillator as a building block for SR receivers where most of the oscillator spectrum components are outside the reception frequency band. This allows ...

    • A low overhead tasking model for OpenMP 

      Yu, Chenle; Royuela Alcázar, Sara; Quiñones Moreno, Eduardo (Springer, 2021)
      Text en actes de congrés
      Accés obert
      OpenMP is a parallel programming model widely used on shared-memory systems. Over the years, the OpenMP community tries to extend the OpenMP Specification to adapt it to modern architectures and expand its usage to other ...

    • A low temperature solid state reaction to produce hollow MnxFe3-xO4 nanoparticles as anode for lithium-ion batteries 

      Yu, Xiaoting; Zhang, C.; Luo, Zhishan; Liu, Junshan; Zuo, Yong; Jacas Biendicho, Jordi; Llorca Piqué, Jordi; Arbiol, Jordi; Morante Lleonart, Joan Ramon; Cabot, Andreu (2019-12-01)
      Article
      Accés obert
      Hollow MnxFe3-xO4 nanoparticles (NPs) with an average size of 15¿nm are produced from the solid state reaction of Fe3O4–Mn3O4 heterostructures. These heterostructures are synthesized through the seeded-growth of Mn3O4 ...

    • A low-complexity memoryless model for envelope tracking RF power amplifiers 

      Montoro López, Gabriel; Gilabert Pinal, Pere Lluís; García García, José Ángel; Ruiz Lavin, Maria de las nieves; Marante, Reinel (European Microwave Association (EuMA), 2014)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper presents a new kind of behavioral model structure for characterizing static nonlinearities in dynamically supplied RF power amplifiers. The proposed architecture is based on the combination of several basic cells ...

    • A low-complexity method for antenna selection in spatial modulation systems 

      Ntontin, Konstantinos; Di Renzo, Marco; Pérez Neira, Ana Isabel; Verikoukis, Christos (2013-11-13)
      Article
      Accés restringit per política de l'editorial
      In this Letter, a low-complexity Euclidean distancebased method for antenna subset selection in Spatial Modulation systems is presented. The proposed method avoids the high complexity of both the optimal exhaustive ...

    • A low-complexity, high-performance fetch unit for simultaneous multithreading processors 

      Falcón Samper, Ayose Jesús; Ramírez Bellido, Alejandro; Valero Cortés, Mateo (Institute of Electrical and Electronics Engineers (IEEE), 2004)
      Text en actes de congrés
      Accés obert
      Simultaneous multithreading (SMT) is an architectural technique that allows for the parallel execution of several threads simultaneously. Fetch performance has been identified as the most important bottleneck for SMT ...

    • A low-cost and do-it-yourself device for pumping monitoring in deep aquifers 

      Aliagas, Carles; Pérez Foguet, Agustí; Meseguer Pallarès, Roc; Millán Marco, Pere; Molina Clemente, Carlos Maria (2022-11)
      Article
      Accés obert
      Water crises due to climate change, high population growth and increasing demands from industry and agriculture claim for increasing efficiency and universalizing water resources management strategies and techniques. Water ...

    • A Low-Cost Autonomous Vehicles For Coastal Sea Monitoring 

      Roig Broman, D.; Martínez Ledesma, M.; Garau Pujol, Bartolomé; Álvarez Díaz, Alberto; Tintoré Subirana, Joaquín (SARTI (Technological Development Centre of Remote Acquisition and Data processing Systems. Technical University of Catalonia (UPC)., 2005-10-01)
      Article
      Accés obert