Search for dissertations about: "Energy consumption, ICT"

Showing result 1 - 5 of 34 swedish dissertations containing the words Energy consumption, ICT.

  2. 1. Quality of Experience on Smartphones : Network, Application, and Energy Perspectives

    Author : Selim Ickin; Blekinge Tekniska Högskola; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; QoE; QoS; Energy; Mobile computing;

    Abstract : Smartphones have become crucial enablers for users to exploit online services such as learning, leisure, communicating, and socializing. The user-perceived quality of applications and services is an important factor to consider, in order to achieve lean resource management, to prevent user churn and revenue depletion of service or network providers. READ MORE

  4. 2. Saving energy at sea: seafarers’ adoption, appropriation and enactment of technologies supporting energy efficiency

    Author : Martin Viktorelius; Chalmers tekniska högskola; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; energy performance monitoring; shipping; seafarer.; workplace studies; ethnography; energy efficiency; maritime human factors; digitalization; practice-based; automation; sociomaterial;

    Abstract : The shipping industry is currently facing a major challenge related to environmental sustainability and energy efficiency. New regulations and ambitious international goals that aim at mitigating carbon-based emissions with 50 %, demands on profitability, along with a growing awareness about the climate change, has prompted the maritime sector to increasingly focus on how to improve energy efficiency and reduce fuel consumption in ship operations. READ MORE

  5. 3. Energy Efficient Machine-Type Communications over Cellular Networks : A Battery Lifetime-Aware Cellular Network Design Framework

    Author : Amin Azari; Guowang Miao; Jens Zander; Cedomir Stefanovic; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Machine-type communications; Internet-of-things; 5G; Battery lifetime; Energy efficiency; maskin-typ kommunikation; Sakernas Internet; 5G; Energieffektivitet; Batteriets livslängd; Informations- och kommunikationsteknik; Information and Communication Technology;

    Abstract : Internet of Things (IoT) refers to the interconnection of uniquely identifiable smart devices which enables them to participate more actively in everyday life. Among large-scale applications, machine-type communications (MTC) supported by cellular networks will be one of the most important enablers for the success of IoT. READ MORE

  6. 4. On the Design of Energy Efficient Wireless Access Networks

    Author : Sibel Tombaz; Jens Zander; Timothy O'Farrell; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Energy Efficiency; Wireless Access Networks; Backhaul; Network Deployment; Power Consumption Model; Cell DTX; Cost Analysis; Informations- och kommunikationsteknik; Information and Communication Technology;

    Abstract : Wireless access networks today consume 0.5 percent of the global energy. Rapidly growing demand for new services and ubiqutious connectivity, will further increase the energy consumption. READ MORE

  7. 5. Exploring the Effects of ICT on Environmental Sustainability: From Life Cycle Assessment to Complex Systems Modeling

    Author : Mohammad Ahmadi Achachlouei; Åsa Moberg; Göran Finnveden; Lorenz M. Hilty; Chris Preist; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Information and communication technology ICT ; sustainability assessment; electronic media; tablet; print media; magazine; Internet; energy; environmental impact; life cycle assessment LCA ; System Dynamics; agent-based modeling; differential equations; simulation modeling; complex and dynamic systems modeling; Informations- och kommunikationsteknik IKT ; hållbarhetsbedömning; elektroniska media; surfplatta; tryckta media; tidskrift; Internet; energi; miljöpåverkan; simulering; differentialekvationer; modellering av komplexa och dynamiska system; System Dynamics; livscykelanalys LCA ; agentbaserad modellering; Planering och beslutsanalys; Planning and Decision Analysis; Informations- och kommunikationsteknik; Information and Communication Technology; Industriell ekologi; Industrial Ecology; Tillämpad matematik och beräkningsmatematik; Applied and Computational Mathematics;

    Abstract : The production and consumption of information and communication technology (ICT) products and services continue to grow worldwide. This trend is accompanied by a corresponding increase in electricity use by ICT, as well as direct environmental impacts of the technology. Yet a more complicated picture of ICT’s effects is emerging. READ MORE