Sökning: "acoustical feedback"

Hittade 3 uppsatser innehållade orden acoustical feedback.

  1. 1. Blind Acoustic Feedback Cancellation for an AUV

    Master-uppsats, Linköpings universitet/Reglerteknik

    Författare :Hampus Frick; [2023]
    Nyckelord :acoustical feedback; adaptive filter; least leaky mean square; Kalman; blind source separation; independent component analysis; complex independent component analysis; degenerative unmixing estimation technique; convolutive mixture;

    Sammanfattning : SAAB has developed an autonomous underwater vehicle that can mimic a conventional submarine for military fleets to exercise anti-submarine warfare. The AUV actively emits amplified versions of received sonar pulses to create the illusion of being a larger object. LÄS MER

  3. 2. Variable acoustics in multi-functional stadiums

    Master-uppsats, KTH/Teknisk akustik

    Författare :Felix Vernersson; [2022]
    Nyckelord :Variable acoustics; Reflections; Gain; Reverberation; Clarity; Frequency masking; Perception of reflected sounds; Variabel akustik; Reflektioner; Rumsförstärkning; Efterklang; Klarhet; Frekvensmaskering; Uppfattning av reflekterade ljud;

    Sammanfattning : This paper handles the background theory, methods and results of the master thesis project titled "Variable acoustics in multi-functional stadiums". \\ The purpose of the project was to investigate whether variable room acoustics could be applicable to large multi-functional stadiums to improve their ability to adapt the soundscape in the stadium for different types of events. LÄS MER

  4. 3. Designing a better soundscape for the home office : Devlopment of acoustic furniture

    Uppsats för yrkesexamina på avancerad nivå, Luleå tekniska universitet/Institutionen för ekonomi, teknik, konst och samhälle

    Författare :Hanna Mattsson; Theodor Mihel; [2021]
    Nyckelord :Industrial design engineering; Human centered design; Acoustic design; Furniture design; Product development; Home office; Sound environment; Teknisk design; människocentrerad design; Akustisk design; Möbeldesign; Produktutveckling; Hemmakontor; Ljudmiljö;

    Sammanfattning : As Covid-19 spread throughout the world in the early months of 2020 many people’s lives changed drastically. The situation forced millions of workers and students to start performing their work remotely from home. Currently in Sweden statistics shows that every third person working does it from home at least once a week. LÄS MER