Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 54 for “"Digital audio"”.
-
All-Digital Audio Amplifier
… approach presented in these pages processes the audio information digitally and generates a two-level pulse-width modulation (PWM) signal that is amplified by a switching power stage and finally low-pass filtered before it is sent to a speaker. The purpose of the digital signal processing (DSP) …
-
The grain of the digital audio workstation
… the material conditions and practices of the digital audio workstation (DAW), treating them as a subject of musical composition. The DAW is a software application currently ubiquitous in facilitating the creation of recorded and electronic music. Despite its prominence, few have articulated …
-
Digital audio filter design using frequency transformations
Thesis (M. Eng.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1996.
-
New Digital Audio Watermarking Algorithms for Copyright Protection
This thesis investigates the development of digital audio watermarking in addressing issues such as copyright protection. Over the past two decades, many digital watermarking algorithms have been developed, each with its own advantages and disadvantages. The main aim of this thesis was to develop a …
-
Digital audio watermarking for broadcast monitoring and content identification
… by others. With regard to modern content owners, Digital Rights Management (DRM) issues have become very important since the advent of the Internet. Piracy, or illegal copying, costs content owners billions of dollars every year. DRM is just one tool that can assist content owners in exercising …
-
The composition of concert music within the Digital Audio Workstation environment.
… contextual document, the subject of which is the Digital Audio Workstation as a human computer interface for the composition of concert music, intended for live performance. The portfolio of compositions consists of the music notation and audio recordings of five works, composed by the researcher …
-
The Eureka 147 digital audio broadcasdting system adapted to the U.S.
Thesis (M. Eng.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1996.
-
"Knowing is Seeing:" The Digital Audio Workstation and the Visualization of Sound
… creation of music through the interface of the Digital Audio Workstation software (DAW). With the rise of DAW-based composition in popular music styles, many artists sole experience of musical creation is through the computer screen. I assert that the particular sonic visualizations of the DAW …
-
The effects of digital audio on social presence, motivation and perceived learning in asynchronous learning networks
This study explores the possibilities of applying digital audio to the ALN environment, so that students can speak and listen rather than type and read. Two sets of 1x2 field experiments (text vs. digital audio) were conducted with two formats of digital audio -recorded voice messages and narrated …
-
The relationship between the BBC and the commercial radio sector in promoting DAB (Digital Audio Broadcasting) in the United Kingdom.
The place of Digital Audio Broadcasting (DAB) in the UK provides an interesting area of study. As of 2015, it is a platform which has been in existence for twenty years. During that time its position has been nebulous. It represents only one method of listening to radio output in a digital format …
-
Nexus Project: three electro-acoustic compositions.
… and a structured improvisation--presented as digital audio recordings. This project aimed to meet two objectives. At the most conceptual level I attempted to explore how uniquely conceived electro-acoustic sound design could, as both a compositional tool and performance environment, …
-
How can emerging technology remedy the deficiency in robust enforcement mechanisms for digital copyright infringement within the South African music industry?
… deficiency in robust enforcement mechanisms for digital copyright infringement within the South African music industry, which constant technology developments have worsened. The emergence of technology has been a dual-edged sword for the music industry. While it empowers musicians to reach vast …
-
Portrait of a Concert
Through the use of bio-metric data and audio recordings this research explores the body as it engages the concert environment. With the help of wearable technology and digital audio recording devices, data from four concerts was documented. Additionally personal reflections were recorded at the …
-
Nonuniform subbard coding of high quality audio signals employing frequency warping
… the area of subband coding of high quality digital audio signals. The research into the application of a nonuniform filter bank employing frequency warping to digital audio coding is described. Firstly, some aspects of psychoacoustics, especially masking effects, are studied. Utilising …
-
Example-based audio editing
Traditionally, audio recordings are edited through digital audio workstations (DAWs), which give users access to different tools and parameters through a graphical user interface (GUI) without prior knowledge in coding or signal processing. The complexity of working with DAWs and the undeniable …
-
A quasi-experimental study on students' perceptions and intended use of digital recording technology in a college technology classroom
… Model. The study investigated the impact of digital audio recording of college classroom lectures on students' perceptions of interaction levels, usefulness, and use of the digital media.</p> <p>The study surveyed six introductory computer science and technology classes. Previous computer …
-
Merging Task-Centered Social Work and Motivational Interviewing in Outpatient Medication Assisted Substance Abuse Treatment: Model Development for Social Work Practice
… verbal interaction was recorded using digital audio recording. The digital audio files were loaded directly into Atlas.ti software to be used for analysis. Qualitative data analysis with Atlas.ti was performed for two research tasks, a) assessing implementation fidelity of the manual …
-
The Effects Of Discourse And Journal Writing On Students' Attitudes Towards Mathematics In A Fifth Grade Classroom: An Action Research Study
… of teacher and student discourse on digital audio recordings, observational notes, journal writing, and pre and post attitude surveys were used. The research approach was qualitative and quantitative. The participants in this twelve-week study were twenty fifth grade students from a …
Page 1 of 3