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Boundary Element Simulation of a Loudspeaker in a Mobile telephone
Positioning of Microphone Inside a car
Svikt och vibrationer hos lätta bjälklag
Frequency Response and Perceived Sound Quality for Mobile Phones
Structure-Acoustic Analysis Using BEM/FEM; Implementation in Matlab
Ljudisolerings-och vibrationsegenskaper för övergolvskonstruktioner - i kombination med träbjälklaget SödraSemi
The Influence of Room Acoustical Treatment in day Care Centers
Optimization of Mobile Phone Microphones in Windy and Noisy Environments
Koppling mellan ett golvs sviktande egenskaper och det ergonomiska välbefinnandet för brukaren
Ceiling Absorbers in Open-Plain Office
Simulering av stomljud med hjälp av gångmönsterstatistik
Hur människor går är väldigt individuellt och ens personliga gångstil ändras genom hela livet. Men det skulle kunna vara så att personer av samma kön med samma längd, vikt och ålder skulle ha ett gångmönster med stora likheter vad gäller fötternas vinkel och stegens längd. I detta projekt undersöktes det geometriska gångmönstret experimentellt på 150 män mellan 170 och 190 cm. Var och en av försökHow people walk is very individual and even their personal style of walking may change throughout their lives. But it could be that the people of the same sex with the same height, weight and age would have a way of walking with great similarities in terms of feet angle and length of the stride. This project examined the geometric walking pattern experimentally of 150 men between 170 and 190 cm. E
Implementering av akustiska analogier i Openfoam och CALFEM/Matlab
Aeroacoustics is the field that studies flow induced sound. The source of sound can for example be fans, duct flows, aircraft propellers and objects mounted on the outside of a vehicle. The most often used computational methods for aeroacoustics are based on acoustical analogies. The software package CALFEM is a finite element toolbox developed for teaching at Lund University. It contains routines to
Sensor Array Optimization for Multiple Harmonic Sound Source Separation and DOA
INTRODUCTION In the last years a lot of researches about source separation have been realized, like extraction of a signal of interest (vocal recognition application), identification of which source gives which sound (motor engine applications) or noise source characterization (environmental application). Most of these techniques for sound source estimation use the signal-subspace approach, where
How Can Idea Campaigns Generate Ideas to Trigger Innovation?
Issue of study: The starting point for innovation is ideas, which can be seen as fuel to the innovation process as it supplies the innovation funnel with new or improved concepts that finally may spark innovation. There is a vast literature on the success of a few radical ideation methods and the use of creativity tools, while few have dealt with the use and effects of ideation approaches in pract
Informed in and through difference: The perspectives of Johannesburg's suburban reservists and their role in the SAPS
Despite a fair amount of academic attention being afforded to the South African Police Service (SAPS), one actor within it has been constantly ignored. Considering reservists make in excess of 15% of the overall policing staff (albeit only as temporary staff) in Gauteng this gap is surprising. Reservists wear an identical uniform and carry out the same functions as permanent members but are not re
Minimum capital requirements and the CJEU
Geologisk guide till Söderåsen : 17 geologiskt intressanta platser att besöka
En geologisk turistguide över Söderåsen i Skåne har utarbetats i samarbete med Svalövs kommun. Syftet med guiden är att öka kunskapen om Söderåsens unika geologi samt tipsa om geologiskt intressanta besökslokaler inom området. Information om geologi och lokaler har inhämtats via skriftliga publikationer, från Sveriges geologiska undersöknings (SGU:s) kartblad med beskrivningar samt genom dokumentaA geological tourist guide to Söderåsen in the province of Scania, southern Sweden, has been made in collaboration with Svalövs municipality. The purpose of the guide is to increase knowledge about Söderåsen's unique geology and to present geologically interesting sites in the area. Information about geology and sites have been obtained through written publications, from map sheets with descri
Software Ecosystem Governance and Participation - a Case Study at Axis Communications AB
Traditionally software development was performed by one single company. However, the traditional roles are being redefined and software ecosystems are taking software development outside the borders of the software company. Companies are starting to collaborate by using digital platforms and are creating new complex networks of organizations, so called software ecosystems. Software ecosystems are
Uppföljning av vattenvårdsprojekt - med fokus på övergödning
Få heltäckande uppföljningar har genomförts för vattenvårdsprojekt. Forskning kring miljöförbättrande åtgärder i vattenvårdsprojekt pekar på ett behov av systematiserade och accepterade metoder för uppföljning av vidtagna åtgärder. Syftet med examensarbetet är att utveckla rekommendationer och tillvägagångssätt för uppföljning av åtgärder riktade mot kväve- och fosforreducering i små avrinningsomrFew comprehensive follow-ups have been carried out for water management projects. Research on environmental improvements in water management projects, indicates a need for systematic and accepted methods for follow ups. The purpose of this thesis is to develop recommendations and approaches for follow-ups of measures reducing nitrogen and phosphorus in small watersheds. The methods used were an in