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 85 for “"Voice-Over"”.
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Assessment of Voice Over IP as a solution for Voice over ADSL
Voice over DSL (VoDSL) is a technology that enables the transport of data and multiple voice calls over a single copper-pair. VoDSL employs packet voice technology instead of the traditional circuit switched voice. Voice over ATM (VoATM) and Voice over IP (VoIP) are the two main alternatives for …
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Modeling and assessing secure Voice over IP performance
Voice over Internet Protocol (VoIP) systems enable efficient communications over data networks, but security of VoIP and the impact of that security on communications quality has not been quantitatively modeled. A conversational model is adapted for VoIP and a computational model of communication …
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Secure Voice over IP conferencing with decentralized group encryption
… the development of an end-to-end secure Voice over IP (VoIP) conference system. We are particularly interested in challenges associated with deploying such a system in ad-hoc networks containing low bandwidth and/or high latency data links. End-to-end security is handled by the …
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Variable bit rate voice over ATM using compression and silence removal
Thesis (M. Eng.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1997.
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Voice over Internet Protocol (VoIP) : the dynamics of technology and regulation
"What Voice over Internet Protocol (VoIP) is going to do is start to weaken the foundation of the way we've done things for 100 years...Congress already should be discussing the next telecom bill," said Federal Communications Commission (FCC) Chairman Michael Powell in February 2004, before the …
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Managing uncertainty : foresight and flexibility in cryptography and voice over IP policy
… in this dissertation is under what conditions government agencies show foresight in formulating strategies for managing emerging technologies. A secondary question is when they are capable of adaptation. Conventional wisdom and most organization theory literature suggest that organizations are …
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Convivo communicator : an interface-adaptive voice over IP system for poor quality networks
… a VoIP system designed to provide reliable voice communication for poor quality networks, especially those found in rural areas of the developing world. Convivo introduces an original approach to maintain voice communication interaction in presence of poor network performance: an …
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Translating intonation and prosody in english-spanish voice-over: strategies, resources and professional practices
… Nos referimos a las voces superpuestas (voice-over en inglés) y la traducción de la entonación y la prosodia del inglés al español en el ámbito audiovisual. Las voces superpuestas o voice-over, constituyen un modo de TAV (traducción audiovisual) en auge, que en algunos ámbitos parecen …
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EFFECTS OF CHARACTER VOICE-OVER ON PLAYERS' ENGAGEMENT IN A DIGITAL ROLE-PLAYING GAME ENVIRONMENT
… study examined the effects of game characters' voice-over in digital games on players' engagement, by using a short digital role-playing game modified from Neverwinter Nights 2. A randomized control-group post-test only design was used to collect data from 74 participants (22 female, 52 male); …
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Design and evaluation of real-time Voice-Over-IP (VOIP) systems with high perceptual conversational quality
… thesis we study the design of real-time VoIP (voice-over-IP) systems that can achieve high perceptual conversational quality. The trade-offs in the design and operation of a VoIP system involve the design of speech codecs and strategies for network control, playout scheduling, and loss …
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Effective Project Management Office Processes and Technology Transfer: Implementation of an Avaya Voice Over Internet Protocol Telephony System in Mexico
… examines the technical requirements of a Voice over Internet Protocol (VoIP) solution and is it advantageous for a Multinational Corporation (MNC) to utilize the Project Management Office (PMO) processes as defined by the Project Management Institute, Inc. (PMI) to implement Information …
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A hybrid and cross-protocol architecture with semantics and syntax awareness to improve intrusion detection efficiency in Voice over IP environments
Voice and data have been traditionally carried on different types of networks based on different technologies, namely, circuit switching and packet switching respectively. Convergence in networks enables carrying voice, video, and other data on the same packet-switched infrastructure, and provides …
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Unconventional story-weavers and their "Ecstatic Truth": An analysis of voice-overs in documentary film
This dissertation takes theories of voice-over narration that are typically applied to fiction film and applies them to documentary film. It looks at issues of representation and truth values in the documentary films of Werner Herzog, John Marshall, Luis Buñuel and Karin Jurshcick. It argues that …
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Mercy
… the last century. But "If there (still) is one overriding ethical/political / ideological! question to documentary filmmaking it may be, What to do with the people" (Nichols qtd. in Barbash and Taylor, 1997: p. 12). How can people and issues be represented appropriately? How can one make a …
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Preoperative Education: A Patient-Centered Care Approach
… need for creating a PowerPoint presentation with voice over in the Arabic language to be viewed on a laptop with earbuds during the group educational session was identified. Following a microsystem assessment and root cause analysis, using Kotter’s 8 Step Change Model, preoperative joint …
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The effects of congruent versus incongruent music styles and high and low cognition ad copy on AAd and ABrand
… The two brands, Rolex and Swatch, each had two voice-over versions (high cognition and low cognition). Each voice-over was produced in three versions: Classical music, Rock music, and no-music background. The 2 x 2 x 3 between subjects research design had twelve testing conditions (high/low …
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Take Me Somewhere
… band Godspeed You! Black Emperor. Linked by voice-over conversations with five individuals from around the world who have personal connections to the music, the film reveals their stories through their memories as they associate the music with past times, places, and moods.
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User generated content for IMS-based IPTV
… multiple tasks. Due to this, services such as Voice over IP (VoIP), presence, social networks, instant messaging (IM) and Internet Protocol television (IPTV) to mention but a few, started to emerge...This thesis proposed a framework that will offer user-generated content on an IMS-Based IPTV …
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Multimedia session continuity in the IP multimedia subsystem : investigation and testbed implementation
… years, with an equally increasing user base. Voice over IP (VoIP) and IP Television (IPTV) are key examples of services that are blurring the lines between traditional stove-pipe approach network infrastructures. In these, each service required a different network technology to be provisioned, …
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Quality of service analysis for audio over cellular voice networks and cellular wireless wide area networks
… transfer. We believe WWANs can be availed for voice communications employing Voice Over IP technologies. Such a communication will be of better quality and offer higher resilience compared to voice communication over a cellular phone (using cellular voice networks). We present a Quality of …
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