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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
491

Digitální bezdrátová komunikační jednotka pro přenos audiosignálu / Digital wireless communication unit for transmission of audio signal

Stránský, Patrik January 2015 (has links)
Goal of this diploma thesis is to bring a design and create two cordless communication units and choose suitable factory produced wireless module. Selection depends on parametrs such as bit rate, transmitting power, price, etc. as well as coding and securing signal. Signal is transferred using digital code. The thesis also describes the design, construction of communication units and measurements of their parameters.
492

Audiovizuální instalace / Audio-visual Installation

Kachtík, Petr Unknown Date (has links)
This thesis is concerned with the relationship between sound and image, their manipulation in real time. The main topic of this work is the permeation of these two elements into a single composition. I work with documentary footage witch I try compose according to the principles of VJing.
493

Audio Signal Processing in Ironman A development of film music analysis from a perspective of music technology

Gouws, Eugene January 2017 (has links)
The advances in music technology and cinematography in recent years has granted a higher level of importance to the film music. There exists a gap in the academic study of film music as it relates to music technology, as no appropriate methodology exists that can accurately measure the contribution that music technology makes towards the music as it exists in film. This study aims to contribute towards existing methodologies for analysing film music, but from the perspective of music technology, and more specifically how audio processing in the domains of dynamic, spectral, spatial and temporal processing contribute towards the music in the film. This is achieved by building on the proposed methodologies of the study of film music as proposed by Kassabian (2009) and Altman (2000). This new method can be utilized to create a reference list of contributions that audio processing can make towards the soundtrack of a film by isolating the particular contribution that every moment of music is contributing to the film, and then finding how audio processing adds to this. / Mini Dissertation (MMus)--University of Pretoria, 2017. / Music / MMus / Unrestricted
494

Qualitätsgerechte Übertragung komprimierter Audio-/ Videoströme in IP- Netzen im Vergleich verschiedener Kompressionsverfahren

Sonne, Dirk 17 November 2017 (has links)
Zielstellung der vorliegenden Arbeit ist die Einsatzerprobung und Bewertung der Übertragung komprimierter Audio- Video- Ströme in IP- Netzen. Zu diesem Zwecke wurde ein Videoschnittplatz mit der Audio- Video- Kompressionshardware der Firma Optibase aufgebaut. Im speziellen wurde das Verhalten der Videokarte bei MPEG 1 und MPEG 2 Kompression untersucht. Es wurden über 160 Filme mit unterschiedlichen Parametern für Bitrate und GOP- Aufbau des codierten Videostromes aufgenommen und aus diesen über 2400 Bilder extrahiert. Diese Bilder wurden kategorisiert und einer qualitativen Beurteilung unterzogen.
495

The Effects of Viewing Loopfilm on Tennis Skill and Form

Camp, Barbara A. 06 1900 (has links)
This study was an attempt to determine the effectiveness of loopfilms as a supplement to the demonstration-explanation method of teaching sports skills.
496

The use of audio-visual aids in the band recruitment program

Unknown Date (has links)
High school bands are producing some of our finest musicians. These musical organizations have become an integral part of virtually every high school in the nation, and have greatly added to the cultural aspects of their curriculum. The respect from student body and faculty, development of poise, and enrichment of the students' general education have justified the band program in the school system. / Typescript. / "August, 1964." / "Submitted to the Graduate Council of Florida State University in partial fulfillment of the requirements for the degree of Master of Music Education." / Advisor: Elmer P. Magnell, Professor Directing Paper. / Includes bibliographical references (leaf 8).
497

The evaluation of the audio-visual program of Chapman High School

Unknown Date (has links)
That motion pictures are effective stimulators of the mind is a fact which seems to be generally accepted by many people. In accepting this belief school administrators have wisely turned to the sound film as an aid in teaching. However the question at once arises concerning the manner in which this program is to be put into practice. Furthermore can the results of this type of program be evaluated? In the ensuing pages will be given some of the basic facts and theory concerning good audio-visual practices. Following this will be an account of how such a program was put into practice in Apalachicola, Florida, during the school year 1949 and 1950. After this account of the operation is sketched an attempt to evaluate this program from several points is made. / "August, 1950." / Typescript. / "Submitted to the Graduate Council of Florida State University in partial fulfillment of the requirements for the degree of Master of Science under Plan II." / Advisor: H. W. Dean, Professor Directing Paper. / Includes bibliographical references (leaf 37).
498

Speech Interface for a Mobile Audio Application

Sverin, Johan January 2005 (has links)
Today almost everyone owns a mobile phone, adults along with teenagers and kids. Even laptops and other wearable devices such as personal digital assistants (PDA’s) are become more common. We want constant connectivity to networks and the Internet, which in turn makes us more and more available. Context-awareness will play a bigger role for these devices in the future. Aware of its surroundings, a portable device can adapt and communicate with different devices and objects, hiding complexity from the user. This enables a simpler user interface and reduces user interaction. This master thesis builds partially upon the prior work done by Maria José Parajón Dominguez. To realize the concept of “context-awareness” HP’s iPAQ Pocket PC h5500 was used together with a server/client application developed as part of this thesis project. Questions that were addressed; what are the effects on the traffic to and from the mobile device of having a personal voice interface; what are the effect on the traffic to and from the mobile device of having significant local storage; and is it possible to exchanging personal CODECs to reduce bandwidth. With this background in mind, this thesis focuses on audio for mobile users in a quest to create more useful devices by exploiting context awareness. / Idag äger nästan alla en mobiltelefon, vuxna, tonåringar så väl som barn. Även bärbara datorer och andra bärbara apparater så som ”personal digital assistans” (PDA:er) blir vanligare. Vi strävar efter konstant dataåtkomst, vilket i sin tur gör oss mer och mer tillgängliga för andra. ”Context-awareness” kommer att spela en större roll för dessa apparater i framtiden. Medveten om sin omgivning, så kan en portabel apparat anpassa sig och kommunicera med andra, utan att göra det komplext för användaren. Detta medför ett enklare gränssnitt för användaren och minskar användarens samspel. Detta examensarbete bygger delvis på ett tidigare arbete av Maria José Parajón Dominguez. För att realisera begreppet “context-awareness” användes HP:s iPAQ Pocket PC h5500 tillsammans med en utvecklad server/klient programvara. Frågor som man försökte besvara var; vilken effekt trafiken har till och från PDA:n vid användning av ett röstgränssnitt; vilken effekt trafiken har till och från PDA:n vid lagring av mycket lokalt utrymme; och om det är möjligt att utväxla personliga algoritmer, så kallade CODECs. Med detta i tanke, så försöker detta examensarbete att fokusera på ljud för mobila användare i ett försök att skapa mer användbara apparater genom att utnyttja ”context-awareness”.
499

Managing and Highlighting Hearing Disorders Within the Studio Mixing Engineer Community

Rothstein, Rebecka January 2021 (has links)
A sound engineers’ hearing is their most important and vulnerable tool. Many professions within the music industry are considered a risk group for sound induced hearing disorders, but there is not much research specifically about how sound engineers hearing suffers from exposure. Hearing disorders not widely talked about within the audio community either, there seems to be some stigma around the subject. The main research questions for this study are: How does a known or unknown hearing disorder impact mixing decisions and what views are there within the AES community, and from professionals, on how to manage and highlight hearing disorders? This study uses an interview and a panel discussion to answer questions about how professionals deal with the subject and a mixing test to find out how hearing disorders, known or unknown, affect mixing techniques. In the mixing test, 12 participants were asked to make three mixes. Each mix with a different scenario, once with instruction to mix normally, once with a filter imitating a hearing disorder but with no different instructions and once with a similar filter imitating the same disorder but with instructions that there was a filter. The results from the study show that mixing strategies change when informed of a hearing disorder, but it does not necessarily mean that the mixers will be able to counteract the spectral difference. The interview and panel discussion showed that there is a prominent fear within the community that when you have a disorder, you will be disqualified from working. However, all the professionals agreed that you can continue working and become successful despite having a hearing disorder.
500

Hi-Fi audio and machine learning implementation in MIDI-controller prototype development

Ryttermalm, Linus January 2021 (has links)
Musical Instrument Digital Interface(MIDI) is a technical standard that specifies acommunication protocol for digital instrument data and is mainly used by computers,synthesizers and electronic keyboards. A MIDI controller is any hardware or software that cangenerate and transfer MIDI data to a MIDI device, usually to play a sound or change controlparameters within a music software. An important property of a MIDI controller is to intuitively go from idea to execution withminimal effort. In this respect machine learning has really opened up for new musicalexpressions within musical devices. During this project a prototype with an implementedmachine learning algorithm which could deliver a wider array of functionality with a simplerinterface. The device developed should also be able to play Hi-Fi audio with at least 96 kHzsampling frequency and 24-bit bit-resolution. Without professional measurement equipment audio quality could not be completelymeasured. However, the development of the completed prototype as a whole was successful. Drawn symbols could be classified with a 70% accuracy, Hi-Fi audio could be played and MIDI-messages could be sent over USB to a music software.

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