Essays about: "Mobilkommunikation"

Found 5 essays containing the word Mobilkommunikation.

  1. 1. Dual-polarized fully-metallic Vivaldi antenna array in a triangular lattice

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Omar Orgeira Alvarez; [2022]
    Keywords : Base station; Mobile communications; Phased arrays; Vivaldi antenna; Stripline; Basstation; Mobilkommunikation; Phased arrays; Vivaldi-antenn; Stripline;

    Abstract : New mobile communication generations need electromagnetic sensors capable of steering their high-directive beams towards the users. Conventional base stations use square lattice phased arrays to accomplish this task. These arrays are composed of a large number of radiating elements to achieve the required high directivity and scanning capabilities. READ MORE

  3. 2. Implementation and performance analysis of software defined radio (SDR) based LTE platform for truck connectivity application

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Bilal Maqsood; [2019]
    Keywords : SDR; LTE; srsLTE; srsUE; USRP; LimeSDR; SDR; LTE; srsLTE; srsUE; USRP; LimeSDR;

    Abstract : In today’s modern era of technology mobile communication is evolving with a higher pace than ever before. New features and applications are added in the existing networks each day. The faster development pace requires a faster way to prototype and test the mobile communication standards/ applications to offer faster delivery to the end user. READ MORE

  4. 3. Vehicular Positioning Using 5G and Sensor Fusion

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Seyed Samie Mostafavi; [2019]
    Keywords : Positioning; 5G; Sensor Fusion; Beamforming; IMU; Kalman Filter;

    Abstract : Recent advances in the telecommunications industry and the resulting applicationssuch as autonomous vehicles, vehicle surveillance and traffic safetyhas increased the demand for accurate and robust vehicle positioning systems.Existing Global Navigation Satellite System (GNSS) based positioning techniquesface significant performance loss in the tunnels and urban canyons. READ MORE

  5. 4. Voice over IP in a resource constrained environment

    University essay from KTH/Kommunikationssystem, CoS

    Author : Ali Nesh-Nash; [2006]
    Keywords : Voice over IP; porting; embedded; Pocket PC; Windows CE; SIP; MIKEY; Diffie-Hellmann; energy;

    Abstract : Today, the telecommunication world is focused on mobility. This is popular because since the 1990s most people have integrated their mobile phones into their life. A new factor is the rise of the voice over IP(VoIP) technology, with VoIP over Wireless LANs (WLANs) as the clear next growth area for mobile communications. READ MORE

  6. 5. Mobilt internet för skogsbruket med CDMA2000 i450 MHz - bandet

    University essay from SLU/Dept. of Forest Products

    Author : Björn Håkansson; [2003]
    Keywords : trådlös; skörd; maskinoperatörer; mobilkommunikation;

    Abstract : Improved wireless datacommunication with the forest machines might be the next big step in the logging process. The use for wireless communicationsystems within the forestry is among other things to report the production from the forest machines, to supply the machine opera-tors with the right information and for safety. READ MORE