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Visar resultat 1 - 5 av 46 uppsatser som matchar ovanstående sökkriterier.

  1. 1. Performance Evaluation of Next Generation Wi-Fi : Link Asymmetry in Multi-Link Operation

    Master-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Författare :Kexin Lai; [2023]
    Nyckelord :Wi-Fi 8; Multi-Link Operation; Millimeter Wave; TCP Congestion Control; MAC Layer; Wi-Fi 8; Multi-Länk Operation; Millimetervåg; Överbelastningskontroll i TCP; MAC lagret;

    Sammanfattning : With the growing demand for high-speed data transmission, the Institute of Electrical and Electronics Engineers (IEEE) study group, particularly IEEE 802.11, which focuses on Wireless Fidelity (Wi-Fi) technologies, has been actively pursuing advancements to meet these escalating requirements. LÄS MER

  3. 2. Analysis of The Co-existence of Local and Macro Mobile Networks

    Master-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Författare :Outba Bn Nafi Hassan Mohammed Ibrahim; [2023]
    Nyckelord :;

    Sammanfattning : The transition to 5G technology holds the promise of significant enhancements to existing wireless connectivity. Industries are increasingly inclined to exploit 5G capabilities, utilizing the technology to bolster mobile broadband and ensure ultra-reliable, low-latency communication services within localized 5G networks. LÄS MER

  4. 3. Antenna Implants and Feasibility of Performance Limitations : AStudy of Radiation Efficiency on Electrically Small Antenna Implants with Finite Conductivity and Size

    Master-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Författare :Erik Algarp; [2022]
    Nyckelord :Antennaimplant; Medical Implant CommunicationSystem; Electrically small antenna; Electric dipole; Magnetic dipole; Fundamental bounds; Performance limits; Radiation efficiency; Conductor loss; Antennimplant; Medical Implant Communication System; Elektriskt små antenner; Elektrisk dipol; Magnetisk dipol; Fundamentala begränsningar; Prestandagränser; Strålningseffektivitet; Metallförlust;

    Sammanfattning : Antenna implants are used to establish a telemetry link to enable wireless data transfer, suitable for telemedicine and other medical applications. Inbody environments with water-based tissues lead to severe power absorption, making signal strength and radiation efficiency challenging yet central performance aspects of antenna implants. LÄS MER

  5. 4. Antenna Options for High Altitude IMT Base Stations (HIBS) in Cellular Networks

    Master-uppsats, Luleå tekniska universitet/Institutionen för system- och rymdteknik

    Författare :Harald Magnusson; [2022]
    Nyckelord :High altitude IMT Base Station HIBS ; High Altitude Platform Station HAPS ; Link Feasibility; Coverage Feasibility; Phased Array Antenna; Parabolic Reflector Antenna;

    Sammanfattning : This thesis is the result of a collaboration between Ericsson AB and Luleå University of Technology. A feasibility study has been conducted to investigate antenna options for the HIBS access link. The study contains two parts. Firstly, a link budget investigating the gain required from the antenna. LÄS MER

  7. 5. Utveckling av en resningsmaskin för tubformade förpackningar : Utveckling av resningsmaskin för SCA, Arcwise

    Kandidat-uppsats, Mittuniversitetet/Institutionen för naturvetenskap

    Författare :Julia Gårdestam; [2021]
    Nyckelord :Tube; Mandrel; SCA; Arcwise; Corrogated cardboard machine; cardboard and Pughs matrix.; Tub; Mandrell; SCA; Arcwise; Resningsmaskin; Wellpapp och Pughs matris.;

    Sammanfattning : I detta kandidatexamensarbete har syftet varit att undersöka metoder för att forma ett wellpappark, skapat av Arcwise (SCA), till en cylindrisk-, tubformad kartong. Arbete mynnade ut till ett koncept för en resningsmaskin som monterar ihop Arcwisetuben. LÄS MER