Search for dissertations about: "handoffs"

Found 4 swedish dissertations containing the word handoffs.

  2. 1. Quality of experience measurement, prediction and provisioning in heterogeneous access networks

    Author : Karan Mitra; Lars Wolf; Luleå tekniska universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Quality of Experience; context awareness; situation awareness; predicion; proactive adaptation; Pervasive Mobile Computing; Distribuerade datorsystem;

    Abstract : In mobile computing systems, users can access network services anywhere and anytime using mobile devices such as tablets and smart phones. Users usually have some expectations about the services provided to them by different service providers, for example, telecommunication operators and network providers. READ MORE

  4. 2. Radio Resource Sharing in Hierarchical Cellular Systems

    Author : Robert S. Karlsson; KTH; []
    Keywords : ;

    Abstract : Hierarchical Cell Structures (HCSs) is generally believed tobe a solution to capacity problems of future mobilecommunication systems. In such systems we have a mix of cellsizes that handle different types of traffic. We can have largecells providing wide area coverage and small cells providinghigh capacity. READ MORE

  5. 3. Mobility and Multi-channel Communications in Low-power Wireless Networks

    Author : António Gonga; Mikael Johansson; Riku Jäntti; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Mobility; Multi-channel communications; Neighbor Discovery; MAC Protocols; Low-power Wireless Networks; Electrical Engineering; Elektro- och systemteknik;

    Abstract : The prospect of replacing existing fixed networks with cheap, flexible and evenmobile low-power wireless network has been a strong research driver in recent years.However, many challenges still exist: reliability is hampered by unstable and burstycommunication links; the wireless medium is getting congested by an increasingnumber of wireless devices; and life-times are limited due to difficulties in developingefficient duty-cycling mechanisms. READ MORE

  6. 4. On Mobility Solutions in Heterogeneous Networking Environments

    Author : Daniel Granlund; Lars Wolf; Luleå tekniska universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Pervasive Mobile Computing; Distribuerade datorsystem;

    Abstract : Mobility support for users and devices, such as sensors, connecting to the Internet is a continuously growing trend. Different types of wireless networking technologies like WiFi, LTE, and ZigBee are available, creating a heterogeneous wireless networking environment. READ MORE