Essays about: "mjukvarudefinierad radio"

Found 5 essays containing the words mjukvarudefinierad radio.

  1. 1. Assessing the threat of Stingrays in 4G cellular networks

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

    Author : Emil Karim; Sina Khoraman; [2023]
    Keywords : Cellular network; Wireless communication; Stingray; Privacy; Surveillance; Tracking; 4G; Software-defined radio; Cellulärt nätverk; Trådlös kommunikation; Stingray; Integritet; Övervakning; Spårning; 4G; Mjukvarudefinierad radio;

    Abstract : This bachelor thesis explores the threat of Stingrays, fake cell towers, to the mobile network. The increasing availability of open-source technology and hardware has made it easier to build Stingrays. READ MORE

  3. 2. Using Software-Defined Radio for ATN B1 : A look into CPDLC encoding and VDL Mode 2 transmission

    University essay from Linköpings universitet/Institutionen för datavetenskap; Linköpings universitet/Tekniska fakulteten

    Author : Vilhelm Melkstam; Anton Magnusson; [2022]
    Keywords : CPDLC; ATN B1; VDL Mode 2; Software-Defined Radio; Air Communication; Security;

    Abstract : An essential part of European air traffic control is the Aeronautical Telecommunications Network Baseline 1 (ATN B1) specification. This paper sheds some light on Controller–Pilot Data Link Communications (CPDLC) and VHF Data Link Mode 2 (VDL Mode 2), two crucial components of ATN B1. READ MORE

  4. 3. FPGA Co-Processing in Software-Defined Radios

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

    Author : Leon Fernandez; [2019]
    Keywords : Internet of Things; Software-Defined Radio; USRP; GNU Radio; IEEE 802.15.4; Sakernas Internet; Mjukvarudefinierad Radio; USRP; GNU Radio; IEEE 802.15.4;

    Abstract : The Internet of Things holds great promises for the future. In the smart cities of tomorrow, wireless connectivity of everyday objects is deemed essential in ensuring efficient and sustainable use of vital, yet limited resources such as water, electricity and food. However, radio communication at the required scale does not come easily. READ MORE

  5. 4. Antenna Characterization with Autonomous UAV and Software Defined Radio

    University essay from Uppsala universitet/Signaler och System

    Author : Lucas Wennerholm; Adam Alenius; [2018]
    Keywords : Signal processing; Software Defined Radio; antenna theory; radio; DSP; Signalbehandling; radio; antenner; antenn; antennteori; SDR; mjukvarudefinierad radio;

    Abstract : A measurement equipment with the purpose of measuring the radiation pattern of antennas in the frequency interval 30-300 MHz was constructed. To perform the necessary measurements the equipment needs to be mounted on a UAV, a necessity that demands a low weight from the measurement equipment. READ MORE

  6. 5. Study of Interferer Canceling Systems in a Software Defined Radio Receiver

    University essay from Institutionen för systemteknik; Tekniska högskolan

    Author : Oskar Holstensson; [2013]
    Keywords : ASIC; FFT; Interferer Cancellation; RF; SDR; VHDL;

    Abstract : This thesis describes the work related to an interferer rejection system employing frequency analysis and cancellation through phase-opposed signal injection. The first device in the frequency analysis chain, an analog fast Fourier transform application-specific integrated circuit (ASIC), was improved upon. READ MORE