Essays about: "holey structures"

Found 2 essays containing the words holey structures.

  1. 1. Glide-symmetric Holey EBG Filter Using Multiple Unit Cell Designs

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

    Author : Gustav Eliasson; Lucas Åkerstedt; [2021]
    Keywords : Glide symmetry; waveguide filter; 5G; Electric band gap; unit cell; coaxial cable; holey structures; mm-wave;

    Abstract : There are more connected wireless devices than everbefore and with the rise of new smart systems such as self-drivingcars and smart cities new antenna solutions for transmittingsignals are needed. One important part of these systems is thefilters which filter out all the unwanted signals. READ MORE

  3. 2. Wireless communication using metasurfaces for condition monitoring in motor

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

    Author : Neelu Kambisseri Roby; [2018]
    Keywords : Gap waveguide; metasurface; holey electromagnetic band gap EBG structures; periodic structures; parallel plate mode.; Gap vågledare; metaytor; håliga elektromagnetiskta bandgap-strukturer EBG ; periodiska strukturer; parallellplattform.;

    Abstract : Wireless sensors are used widely for condition monitoring in electric machines. The metal enclosure of an electric motor restricts the signal from sensors to radiate outside. The signal from the metal cavity needs to be guided to the only opening in the enclosure, through a narrow gap between the stator and the rotating rotor. READ MORE