Now showing items 1995-2014 of 5462

    En busca de un entorno virtual de formación flexible y capaz de adaptarse a distintos contextos organizacionales 

    Talavera Pedrol, Núria (Date of defense: 2017-02-23)

    Today's organizations are embedded in highly demanding and changing markets, where knowledge and learning has become a key asset to remain competitive. Technology advances modify products and processes at high speed, ...

    En defensa de la máquina de vapor 

    Pérez del Río, José (Date of defense: 1983-06-29)

    Esta tesis tiene el doble objeto de explicar porqué las máquinas de vapor desaparecieron casi totalmente y de demostrar como y porqué hay que volver a ellas, principalmente quemando carbón, todo ello para inducir a su ...

    En los límites de la arquitectura: espacio, sistema y disciplina 

    Ruiz Esteban, Núria (Date of defense: 2013-03-21)

    Esta tesis pertenece a la línea de investigación La expresión del proyecto de arquitectura. Análisis y evolución del curso de doctorado de Comunicación Visual en Arquitectura y Diseño de la UPC-ETSAB. La presente investigación ...

    Enabling caches in probabilistic timing analysis 

    Kosmidis, Leonidas (Date of defense: 2017-09-06)

    Hardware and software complexity of future critical real-time systems challenges the scalability of traditional timing analysis methods. Measurement-Based Probabilistic Timing Analysis (MBPTA) has recently emerged as an ...

    Enabling knowledge-defined networks : deep reinforcement learning, graph neural networks and network analytics 

    Suárez-Varela Macià, José Rafael (Date of defense: 2020-06-26)

    Significant breakthroughs in the last decade in the Machine Learning (ML) field have ushered in a new era of Artificial Intelligence (AI). Particularly, recent advances in Deep Learning (DL) have enabled to develop a new ...

    Enabling the internet of things through energy harvesting : a circuit-aware system synthesis-oriented analysis approach 

    Gomez Cid-Fuentes, Raül (Date of defense: 2016-07-22)

    Powering wireless sensors has become a key challenge to enable the Internet of Things vision. A common approach to achieve this is to use Energy Harvesting. By means of this technology, sensors have access to an unlimited ...

    Enabling the use of embedded and mobile technologies for high-performance computing 

    Rajović, Nikola (Date of defense: 2017-06-30)

    In the late 1990s, powerful economic forces led to the adoption of commodity desktop processors in High-Performance Computing(HPC). This transformation has been so effective that the November 2016 TOP500 list is still ...

    Encuentros con la infraestructura :Intersecciones entre infraestructuras lineales elevadas y arquitecturas de la ciudad sedimentada europea 

    Villalonga Munar, Pablo (Date of defense: 2020-07-22)

    This thesis investigates the encounters between elevated linear infrastructures and architectures of the European sedimentary city. The scalar contraposition between these two opposing urban elements (one small-grained ...

    End-to-end network service orchestration in heterogeneous domains for next-generation mobile networks 

    Baranda Hortigüela, Jorge (Date of defense: 2021-11-09)

    5G marks the beginning of a deep revolution in the mobile network ecosystem, transitioning to a network of services to satisfy the demands of new players, the vertical industries. This revolution implies a redesign of the ...

    Endurance races effects in non-elite runners by clinical biomarkers and bioimpedance measurements 

    Roca Rodríguez, Emma (Date of defense: 2019-12-16)

    Participation in marathons and ultra-endurance races is growing every day, but it is worrisome that these types of races are becoming mass events, where many runners are not sufficiently prepared. For example, in the 2017 ...

    Energy and cost management in shared heterogeneous network deployments 

    Oikonomakou, Maria (Date of defense: 2019-04-10)

    During the recent years, a huge augmentation of the data traffic volume has been noticed, while a further steep increase is expected in the following years. As a result, questions have been raised over the years about the ...

    Energy and material circularity in building-integrated agriculture : an environmental approach 

    Muñoz Liesa, Joan (Date of defense: 2022-07-20)

    (English) Cities are great resource consumers and largely contribute to anthropogenic environmental impacts, urgently requiring a decarbonization plan. Urban agriculture lies on industrial ecology principles; waste resources ...

    Energy aware optimization for low power radio technologies 

    Suciu, Ioana (Date of defense: 2020-03-10)

    The explosive growth of IoT is pushing the market towards cheap, very low power devices with a strong focus on miniaturization, for applications such as in-body sensors, personal health monitoring and microrobots. Proposing ...

    Energy efficiency of high pressure pneumatic systems 

    Trujillo, José A. (Date of defense: 2015-11-27)

    The energy efficiency assessment of high-pressure pneumatic circuits is the aim of this dissertation. From a historical perspective the past and cur- rent activities with regards to the energy saving conservation in pneumatic ...

    Energy efficient control of electrostatically actuated MEMS 

    Fargas Marquès, Andreu (Date of defense: 2016-01-22)

    Plenty of Micro-electro-mechanical Systems (MEMS) devices are actuated using electrostatic forces, and specially, parallel-plate actuators are extensively used, due to the simplicity of their design. Nevertheless, ...

    Energy efficient cooperative node management for wireless multimedia sensor networks 

    Alaei, Mohammad (Date of defense: 2013-06-27)

    In Wireless Multimedia Sensor Networks (WMSNs) the lifetime of battery operated visual nodes is limited by their energy consumption, which is proportional to the energy required for sensing, processing, and transmitting ...

    Energy efficient offloading techniques for heterogeneous networks 

    Miliotis, Vasileios (Date of defense: 2016-03-11)

    Mobile data offloading has been proposed as a solution for the network congestion problem that is continuously aggravating due to the increase in mobile data demand. The concept of offloading refers to the exploitation of ...

    Energy efficient ventilation strategies for surgery rooms 

    Cubí Montanyà, Eduard (Date of defense: 2014-12-19)

    Surgery rooms are a space type with particularly stringent indoor environmental quality (IEQ) requirements, which translate into high energy use. Due to the unclear IEQ and infection control requirements for surgery rooms ...

    Energy harvesting from human passive power 

    Mateu Sáez, Maria Loreto (Date of defense: 2009-06-05)

    Las tendencias en la tecnología actual permiten la reducción tanto en tamaño como en potencia consumida de los sistemas digitales complejos. Esta disminución en el tamaño y el consumo da lugar al concepto de dispositivos ...

    Energy management in collaborative power electronics-based microgrid integrated with renewable energies 

    Salehi, Navid (Date of defense: 2023-02-08)

    (English) This thesis is introduced the research performed on microgrid applications, especially in cooperative operating mode. The research is conducted considering two main challenging aspects of microgrid operation over ...