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.
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Showing 1 to 9 of 9 for “"International Telecommunications Union"”.
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International Communications Standards: A Comparative Study of the ITU and ISOC as Regimes
… the study, the World Trade Organization (WTO), International Telecommunications Union (ITU), and ISOC. In order to study ISOC, the ITU is examined to form a basis of comparison for telecommunications regimes. The ITU was the first modern international organization and has much in common with …
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Subscriber Access Communication Systems
… optical fibre based products. The area of the telecommunications network identified as offering the best opportunity to pursue this strategy was the local access loop of various Post and Telecommunications (P&T) authorities around the world.The thesis identifies two market segments where the …
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Refraction interference elimination employing smart arrays at VHF
… After in-depth analysis adhering to the ITU (International Telecommunications Union) Recommendations, it was demonstrated that interference is caused by “Tropospheric Ducting”, i.e., trapping of the overseas transmitted signals between two layers of the troposphere at different heights. The …
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A framework to provide charging for third party composite services
Over the past few years the trend in the telecommunications industry has been geared towards offering new and innovative services to end users. A decade ago network operators were content with offering simple services such as voice and text messaging. However, they began to notice that these …
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Digital Migration in South Africa: Experiences of Rural Selected Communities in Thulamela Municipality, Limpopo Province
… in South Africa, which began in 2009 but missed International Telecommunications Union deadlines for analogue switch-off in June 2015. Rural communities, especially those similar to the Thulamela Municipality, have faced difficulties related to infrastructural deficits, economic constraints, and …
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Digital Migration in South Africa: Experiences of Rural Selected Communities in Thulamela Municipality, Limpopo Province
… in South Africa, which began in 2009 but missed International Telecommunications Union deadlines for analogue switch-off in June 2015. Rural communities, especially those similar to the Thulamela Municipality, have faced difficulties related to infrastructural deficits, economic constraints, and …
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A Study and Modelling of the Propagation Effects of Vegetation on Radio Waves at Centimetre-Wavelength Frequencies
… model has been developed based on the International Telecommunications Union-Radio Sector model and validated against measurements conducted at two microwave frequencies of 11.2 GHz and 20 GHz. The measurements were conducted on a number of sites of differing<br/>geometries at different …
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Supplanting copper : pricing and quality of GSM telecom services in Africa
… over the past decade. As with other countries, telecommunications in African countries, before the advent and adoption of the cell phone, was largely through fixed telephony. However, fixed line services which were controlled by public monopolies were characterized by high levels of …
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Radio wave imaging using Ultra-Wide Band Spectrum Antennas for Near-Field Applications. Design, Development, and Measurements of Ultra-Wideband Antenna for Microwave Near-Field Imaging Applications by applying Optimisation Algorithms
The emergence of Ultra-wideband (UWB) technology application has yielded tremendous and vital impacts in the field of microwave wireless communications. These applications include military radar imaging, security screening, and tumour detection, especially for early detection of breast cancer. …