Essays about: "ultra wideband"

Showing result 21 - 25 of 86 essays containing the words ultra wideband.

  1. 21. A Cost-Effective Luneburg Lens Based on Glide-Symmetric Metasurface for 5G Applications

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

    Author : Martin Mattsson; [2018]
    Keywords : ;

    Abstract : In this work, a cost-eective at Luneburg lens antenna operating at the Ka-band is presented.The antenna is suitable for high frequency applications in future communicationnetworks such as 5G systems due to its simple feeding, high directivity, and low loss.The lens is composed of a parallel plate structure loaded with glide-symmetric holes. READ MORE

  3. 22. Evaluating Off-the-shelf Hardware for Indoor Positioning

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

    Author : Yaqin Chen; [2017]
    Keywords : Indoor positioning; UWB; WIFi; BLE; TOF; RSS; Technology and Engineering;

    Abstract : An indoor positioning system (IPS) is a system to locate objects in indoor environments using radio waves, magnetic fields, acoustic, optical and video signals or other sensory information with help of a number of known reference positions. Nowadays, indoor positioning based services are used in a wide variety of areas and indoor positioning is getting considerable attention from both research and industry. READ MORE

  4. 23. Smoothing and Mapping of an Unmanned Aerial Vehicle Using Ultra-wideband Sensors

    University essay from KTH/Reglerteknik

    Author : Erik Strömberg; [2017]
    Keywords : ;

    Abstract : Unmanned Aerial Vehicles (UAV), in particular the four-rotor quadrotor, aregaining wide popularity in research as well as in commercial and hobbyist applications.Maneuvrability, low cost, and small size make quadrotors an attractiveoption to full-scale, manned helicopters while opening up new possibilities. READ MORE

  5. 24. Positional Quality of Service using Dynamic Collection Fingerprinting

    University essay from Luleå tekniska universitet/Datavetenskap

    Author : Fredrik Grönlund; [2017]
    Keywords : quality of positioning; mining; wi-fi; wifi; fingerprinting; positioning; tunnel; underground;

    Abstract : Positioning in environments where GPS is absent is a field currently under intensive research.Systems are currently being researched or designed for indoor use, often relying on ultra-wideband radio, ultrasound, fingerprinting or Wi-Fi.For underground mining, the problem is magnified, as installation of new equipment is expensive. READ MORE

  6. 25. Embedded Wireless Communication : Connectivity of a smartphone with BluetoothLE and UWB devices

    University essay from Uppsala universitet/Institutionen för informationsteknologi

    Author : Andreas Gäwerth; [2017]
    Keywords : ;

    Abstract : The next generation (5G) mobile and wireless communications system is expectedto start its deployment in 2020. The 5G system will include various newlydeveloped technologies and enable new applications, among which, for instance,are device-to-device (D2D) communications, and various techniques for Internetof things (IoT). READ MORE