Essays about: "Wi-Fi"

Showing result 1 - 5 of 136 essays containing the word Wi-Fi.

  1. 1. Efficient Transmission over Unknown Channels

    University essay from Lunds universitet/Institutionen för elektro- och informationsteknik

    Author : Ranjitha Gubbi Suresh; [2020]
    Keywords : Multi-Layer Transmission; RBIR; HARQ; mixing layers; successive demodulation; Wi-Fi; Technology and Engineering;

    Abstract : In recent years, digital transmission techniques have been continuously evolving by employing increasingly more advanced Modulation and Coding Scheme (MCS). However, when the wireless channel is varying rapidly, it is hard or even impossible for the transmitter to select the proper MCS. READ MORE

  2. 2. Preserving Security and Privacy: a WiFi Analyzer Application based on Authentication and Tor

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

    Author : Alexandra Kolonia; Rebecka Forsberg; [2020]
    Keywords : Network security; Privacy; Anonymity; Onion routing; Tor Organization; Wi-Fi data collection; Nätverkssäkerhet; Sekretess; Anonymitet; Lök-routing; Tor Organisation; Wifidatainsamling;

    Abstract : Numerous mobile applications have the potential to collect and share userspecific information on top of the essential data handling. This is made possible through poor application design and its improper implementation. READ MORE

  3. 3. Survey of microcontrollers and short-range radio transceivers for wireless sensors

    University essay from Mittuniversitetet/Institutionen för elektronikkonstruktion

    Author : Ephrem Zewdu Yesitla; [2020]
    Keywords : Wireless Sensor Network WSNs ; RF-transceivers; wireless fidelity Wi-Fi ; Cortex-M4.;

    Abstract : A significant growth was witnessed in the field of Wireless Sensor Networks (WSNs), in the previous decade. The objective of this study has been Survey of micro controllers and short-range radio transceivers for wireless sensors and provide an extensive overview of micro controllers and RF-transceivers in the Market and compare the relevant properties for designing wireless sensor nodes. READ MORE

  4. 4. Smartphone Based Indoor Positioning Using Wi-Fi Round Trip Time and IMU Sensors

    University essay from Linköpings universitet/Institutionen för datavetenskap

    Author : Gustav Aaro; [2020]
    Keywords : Wi-Fi RTT; Indoor positioning; FTM; Android; Smartphone; Sensor fusion; IPS;

    Abstract : While GPS long has been an industry standard for localization of an entity or person anywhere in the world, it loses much of its accuracy and value when used indoors. To enable services such as indoor navigation, other methods must be used. A new standard of the Wi-Fi protocol, IEEE 802. READ MORE

  5. 5. Multi-Factor Mobile based Access Control Solution

    University essay from Lunds universitet/Institutionen för elektro- och informationsteknik

    Author : August Larsson; Alvin Ohlsson; [2020]
    Keywords : Indoor positioning Wi-Fi Fingerprinting Magnetic Fingerprinting; Technology and Engineering;

    Abstract : In this thesis, alternatives for replacing an RFID card + PIN based access controlsolution for office buildings with a mobile applications are evaluated. The proposedsolutions are based on a probabilistic fingerprinting approach where distributionsof RSSI are approximated and stored in a fingerprint database during an initialoffline phase. READ MORE