Essays about: "4g 3g"

Showing result 1 - 5 of 52 essays containing the words 4g 3g.

  1. 1. The mobile Solow Paradox? Evidence from Swedish firms

    University essay from Handelshögskolan i Stockholm/Institutionen för nationalekonomi

    Author : Martin Vernon Fernandez; [2023]
    Keywords : Mobile broadband; Firm data; Productivity;

    Abstract : This thesis examines the effects of 3G and 4G technologies on firm performance and productivity in Sweden. Using a comprehensive dataset of Swedish firms and data on the availability of mobile broadband technologies, the study found that while contemporary effects of the technologies were negative, they had a positive effect on firm sales when using different orders of lags. READ MORE

  3. 2. Evaluation of the Perceived Speech Quality for G729D and Opus : With Different Network Scenarios and an Implemented VoIP Application

    University essay from Linköpings universitet/Informationskodning

    Author : Louise Almér; [2022]
    Keywords : Compression; Codec; audio; speech quality; quality of experience;

    Abstract : Communication has always been a vital part of our society, and day-to-day communication is increasingly becoming more digital. VoIP (voice over IP) is used for real-time communication, and to be able to send the information over the internet must the speech be compressed to lower the number of bits needed for transmission. READ MORE

  4. 3. Choosing licensing level by SEP holder- right or abuse?

    University essay from Stockholms universitet/Institutet för immaterialrätt och marknadsrätt (IFIM)

    Author : Anastasiia Klymenko; [2022]
    Keywords : ICT; SEP; FRAND; anti-competition; connectivity; doctrine of patent exhaustion.;

    Abstract : In the modern, sophisticated world, connectivity has become a part of everyday routine: answering the phone call through the car or sending emergency calls by smartwatch to the nearest hospital. The ICT industry is the one that enables this connectivity by developing such technologies as 3G, 4G, 5G and WI-FI that can connect the phone with a smartwatch, car, house or speaker. READ MORE

  5. 4. Multipath Packet Scheduling for 5G Systems

    University essay from Karlstads universitet/Institutionen för matematik och datavetenskap (from 2013); Karlstads universitet/Avdelningen för datavetenskap

    Author : Jonas Hammar; [2022]
    Keywords : MPTCP; 5G; scheduling; path asymmetry; Mininet;

    Abstract : Modern mobile phones often have multiple network interfaces. By utilising these interfaces concurrently, the user experience can be enhanced, e.g., increased performance, stability and reliability. READ MORE

  6. 5. Characterisation and Modeling of RF environment

    University essay from Uppsala universitet/Signaler och system

    Author : Patric Beas Petersson; [2022]
    Keywords : signal processing; passive radar; antenna array; data processing; signalbehandling; passiv radar; antennarray; databehandling;

    Abstract : Devices that transmit and receive electromagnetic signals are today central to the way people communicate and acquire information from the surroundings. WiDAR, Wideband Digital Array Receiver, is the name of a new system of digital antenna array receivers, which has recently been developed at Saab in Järfälla and is the focus of this thesis. READ MORE