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Visar resultat 1 - 5 av 10 avhandlingar som matchar ovanstående sökkriterier.

  1. 1. Extended mobile IP and support for global connectivity in hybrid networks

    Författare :Christer Åhlund; Luleå tekniska universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Mobile and Pervasive Computing; Distribuerade datorsystem;

    Sammanfattning : Mobility is an essential and necessary feature for roaming users who connect to wireless networks via access points. Access points may have different capabilities, be connected to different networks and be installed by different providers. A mobile host will discover multiple access points in this environment. LÄS MER

  3. 2. Supporting global connectivity in heterogeneous IP networks

    Författare :Christer Åhlund; Luleå tekniska universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Mobile and Pervasive Computing; Distribuerade datorsystem;

    Sammanfattning : Mobility of user devices connecting to the Internet is of major interest in today's research in networking. Users with portable devices, like laptops and personal digital assistants (PDA), connecting to foreign networks in the Internet want the same functionality as when connected to the home network as well as accessibility through the home IP address. LÄS MER

  4. 3. A Cross-Layer Perspective on Transport Protocol Performance in Wireless Networks

    Författare :Stefan Alfredsson; Anna Brunström; Christer Åhlund; Karlstads universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Wireless networks; 4G; cross-layer interaction; TCP; UDP; emulation; performance evaluation; optimizations; Computer Science; Datavetenskap;

    Sammanfattning : Communication by wireless technologies has seen a tremendous growth in the last decades. Mobile phone technology and wireless broadband solutions are rapidly replacing the last-hop wireline connectivity for telephones and Internet access. LÄS MER

  5. 4. Applied Machine Learning in District Heating System

    Författare :Samuel O. Idowu; Christer Åhlund; Saguna Saguna; Olov Schelén; Fredrik Sandin; Luleå tekniska universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Pervasive Mobile Computing; Distribuerade datorsystem;

    Sammanfattning : In an increasingly applied domain of pervasive computing, sensing devices are being deployed progressively for data acquisition from various systems through the use of technologies such as wireless sensor networks. Data obtained from such systems are used analytically to advance or improve system performance or efficiency. LÄS MER

  7. 5. Reliable Information Exchange in IIoT : Investigation into the Role of Data and Data-Driven Modelling

    Författare :Mehrzad Lavassani; Tingting Zhang; Mikael Gidlund; Ulf Jennehag; Christer Åhlund; Mittuniversitetet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Industrial Internet of Things; Industrial Automation; Data Analytics; Data-Driven Modelling; Distributed Modelling; Industrial Wireless Sensor Networks; Wireless Sensor Networks; Industrial Monitoring Framework; Reliability; Real-Time;

    Sammanfattning : The concept of Industrial Internet of Things (IIoT) is the tangible building block for the realisation of the fourth industrial revolution. It should improve productivity, efficiency and reliability of industrial automation systems, leading to revenue growth in industrial scenarios. LÄS MER