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 44 for “"Cellular Phones"”.
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Positively Perceived Impacts of Cellular Phones on Nigerian Society
… study examined the positive perceived impacts of cellular phones in the Nigerian society.The purpose of the study was to analyze the impacts of this technology in Nigerian society These impacts analyses were on the perceived changes in safety and well-being amongst users, satisfactions amongst …
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Teen Perceptions of Cellular Phones as a Communication Tool
… spanned centuries. However, the invention of the cellular phone has surpassed previous technology interests, and changed the way we communicate today. Teens make up the fastest growing market of current cellular phone users. Consequently, the purpose of this study was to determine teen perceptions …
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Cellulore phenomenon : promoting and policing cellular phones in Canada
Using a discursive analysis and cultural studies model, this thesis explores how we are understanding, rationalizing, resisting and embracing the cellphone by telling stories about how people use it. "Cellulore" is an original descriptive phrase used in this thesis to describe the stories people …
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Citizen Jane : exploring the relationship between gender and cellular phones in societies of control
… between women (as gendered subjects) and cellular phone technology is one of control. Women use cellular phones to organize, manage and otherwise control the multiplicity of tasks required of them on a daily basis. At the same time, through using cell phones, women participate in regimes …
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Smartphones and regular cellular phones: assessing their impact on students’ education at the University of Zululand
Mobile phones are everywhere and mobile learning is emerging as a potential learning environment at the University of Zululand. The aim of the research is to assess the impact of mobile phones on students‟ learning at the University of Zululand pertinent to the study is the work by Thornton and …
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The use of cellular technologies by students at the University of Zululand
… study begins by investigating the development of cellular technology as within the overall convergence of Information and Communication Technologies (ICT's). The study briefly sketches its scope and extent in South Africa and the African continent. It examines the various communication functions …
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Etherthreads : an infrastructure for location-based messages
… location-based services for Bluetooth enabled cellular phones. Specifically, it explores the use of this architecture in a location-based messaging application. A user can send or receive messages based on their current location, thereby increasing the relevance of the messages to the user's …
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Small Signal Equivalent Circuit Extraction From A Gallium Arsenide MESFET Device
… has enabled the miniaturization of pagers, cellular phones, and other electronic devices. With these MESFET devices comes the need to model them. This thesis extracts a small signal equivalent circuit model from a Gallium Arsenide MESFET device. The approach taken in this thesis is to use …
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Design of a low power capacitive sensor for a micromachined accelerometer
… devices such as personal digital assistants and cellular phones, as an intuitive method of data entry which does not consume space on the ever-shrinking exterior. These devices are battery powered, which imposes stringent power consumption limitations on any hardware added. To make an …
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Exploiting channel symmetry in two-way channels
… disparate capabilities. Mobile devices such as cellular phones and laptops are subject to stringent size weight and power constraints relative to the base stations or access points they communicate with. Asymmetry of constraints results in asymmetry of the cost of computation. This disparity in …
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Digital persona : a gateway to personal information
… information, such as electronic calendars and cellular phones, can manage this information by using a DP. Information which is accessible through a DP can be stored in the DP itself or in other applications. Since a DP facilitates the transfer of information between devices and applications, a …
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Relaxed mental state detection using the Emotiv Epoc and Adaptive Threshold Algorithms
… have become available at prices comparable to cellular phones or game machines. This project’s purpose is to investigate the feasibility of real-time classification of a subject's relaxation state using one such consumer-grade EEG system, the Emotiv Epoc. The subject's state is classified as …
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Online parameter selection for source separation using non-negative matrix factorization
… blind source separation for audio denoising in cellular phones. In almost all instances, we have very little, if any, infor- mation about how background noise is mixed with the speaker’s voice in a given cell phone conversation. Current techniques include spectral subtrac- tion and Wiener …
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Putting big data in its place : understanding cities and human mobility with new data sources
… mobile computing, namely the pervasive use of cellular phones, has generated a wealth of data that can be analyzed to understand and improve urban systems. These devices and the applications that run on them passively record social, mobility, and a variety of other behaviors of their users with …
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Will you help me : enhancing personal safety and security utilizing mobile phones
… is aimed for enhancing safety and security using cellular phones. This system has two main components: a master phone application to assist people who need to take care of their loved ones, and a slave phone application to provide help to care-recipients who need attention from their caregivers. …
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Wideband propagation measurements for personal communication systems
… around 2GHz assigned for 3rd. generation cellular 'phones and personal communication services, multipath is pervasive, and very dependent on the built environment and topography. Multipath makes non-line-ofsight (NLOS) operation possible, but also introduces a degree of randomness and …
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Semi-autonomous mobile phone communication avatar for enhanced interaction
… to take advantage of the present technology in cellular phones and to enhance the presence of phone user in a remote location, the process of designing the MeBot is started. The MeBot is designed to be a semiautonomous robot that is aimed to embody the other side of the phone conversation in a …
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Ergonomic, adaptable keyboard for fast data entry on mobile computing devices
… of modem portable computational devices such as cellular phones and portable digital assistants (PDAs) is currently limited by the lack of an effective method for text entry. The currently available input options (such as the 12-key phone pad and PDA touch screens) are a quarter to a third of the …
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Identification Of Differences Between Information Communicated By Text Messaging And Voice Message On Feedback
… effect of communication via voice or text on a cellular phone as it relates to the effects of feedback on future performance, self-efficacy, and perceived face validity. Previous literature has established an effect of positive feedback enhancing future performance and self-efficacy, and …
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