Search for dissertations about: "Microphone array system"

Showing result 6 - 6 of 6 swedish dissertations containing the words Microphone array system.

  2. 6. Non-contact surface wave measurements on pavements

    Author : Henrik Bjurström; Nils Rydén; Björn Birgisson; Jinying Zhu; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; seismic testing; asphalt concrete; dynamic modulus; non-contact measurements; rolling measurements; surface waves; Lamb waves; MEMS microphones; Byggvetenskap; Civil and Architectural Engineering;

    Abstract : In this thesis, nondestructive surface wave measurements are presented for characterization of dynamic modulus and layer thickness on different pavements and cement concrete slabs. Air-coupled microphones enable rapid data acquisition without physical contact with the pavement surface. READ MORE