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 36 for “"Broadband services"”.
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Bits of power : the involvement of municipal electric utilities in broadband services
… economies of scope from internal services deployed to support their power business. Second, MEUs' likelihood for offering telecommunication services decreases in presence of restrictive regulatory framework and low levels of local discretionary authority (LDA). Third, MEUs …
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Architectural innovation, functional emergence diversification in engineering systems
… Utilities (MEUs) and their diversification into broadband services in the United States. Our research seeks answers to questions of process (why and how did this happen?), impact (what was the economic effect of this evolution?), theory (what is the phenomenon that explains this evolution?) and …
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Nonblocking packet switching with shift-register rings
… with gigabit-per-second ports for integrated broadband services. The Pulsar switch design is based on a fast word-parallel shift-register ring, and it is a platform for studying the fundamentals of packet switching.
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Broadband diffusion in households of South Africa
… to investigate the adoption, use and impact of broadband services from a holistic point of view encompassing the factors influencing the adoption, use and impact of broadband. This study explores the broadband developments in South Africa and discusses the challenges faced in increasing the …
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Reliable broadband satellite-integrated network design through propagation and networking solutions
… an increasing demand for supporting multimedia services at high data rates. Next generation satellite systems, operating at high frequency bands offer large bandwidth and are able to provide broadband services. To interface satellite links with existing terrestrial networks for providing …
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An analysis of spectrum allocation for the mobile phone services
… the spectrum allocation policy and the mobile broadband cost in 135 countries between 2012 and 2019, with a particular focus on developing countries. We construct a panel data collected from various sources such as World Development Indicator (WDI), International Telecommunication Union (ITU) - …
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Channel assignment strategies for throughput enhancement in high density wireless local area networks
… to both the insatiable demands for wireless broadband services and the ubiquity of WLAN technology. The increased density of WLAN deployments brings with it the potential of increased capacity, extended coverage and exciting new applications. On the other hand, however, the corresponding …
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Fixed Broadband Wireless Access Systems at Millimeter Wave Frequency
… communities and provide a number of different services. In fact, the convergence of broadcast, communication and data services will have a near perfect platform in millimeter wave radio. The millimeter wave band is suited for broadband services because of the large available bandwidth, high …
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A Proposed Architecture for a High-Data Rate Mobile Lmds Network
… research. The architecture is designed to offer broadband services to train commuters via LMDS. The thesis provides a broad overview of system aspects, such as Doppler shift, modulation selection, and error correction coding. These parameters and others are important in providing a robust design. …
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Caution Light: The Anik E2 Solar Disruption And Its Effect On Telesat Canada
… in 1969, that provides global broadcast and broadband services. Its fleet of satellites includes the geostationary Anik line. On January 20, 1994, a major solar storm knocked out communications on two Anik satellites. Anik E1 was recovered through a backup system within hours. However, Anik …
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Affidabilità di laser sintonizzabili di tipo innovativo per applicazioni in sistemi di telecomunicazione
The demand for broadband services is expected to increase worldwide at an accelerated pace in the next future . To allow the mass introduction of the broadband access services, however, a number of technological barriers still need to be overcome, in particular, research is presently very active in …
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Improving energy efficiency and quality of service in an integrated wireless-optical broadband access network
… and focus on developing high capacity mobile broadband networks. Accordingly, researchers have undertaken developmental work for an integrated wireless-optical broadband access network (WOBAN). Passive optical networks (PONs) and fourth generation (4G) wireless networks are two major candidate …
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Maritime Mesh Network Simulation
… communication technologies cannot provide broadband services that can satisfy users' need. In this thesis, we proposed a buoy-based maritime mesh network and analyzed the maritime communication characteristics. Then we proposed a link-state-aware routing protocol to address link blockage …
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eStudy of BER Performance in Passive Optical Networks with Different Modulation Techniques
<p>The amazing growth in the usage of the broadband services has motivated a number of the services' providers to find drastic solutions. The percentage of broadband subscribers has increased from 5.3% of the world population in 2007 to 8.5% of the population in 2011. The increase in the number of …
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Impact of cable bleeding towards cable characteristics and performance in VDSL2 ang g.fast technologies
The application of copper cable in broadband services using very high-speed digital subscriber line transceivers 2 (VDSL2) (30a) has been proven to offer up to 50 Mbps upstream (US) and 100 Mbps downstream (DS) bandwidths at lower than 1 km distance. This application has been reckoned as a widely …
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Interference Aware Cognitive Femtocell Networks
… range, enabling high speed wireless and mobile broadband services, with the femtocell network overlaid onto the macrocell in a dual-tier arrangement. In contrast to conventional cellular systems which are well planned, FAP are arbitrarily installed by the end users and this can create harmful …
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High Data Rate Coherent Optical OFDM System for Long-Haul Transmission
… to satisfy the increased demand for bandwidth in broadband services. Optical OFDM received a great attention after proposing it as a modulation technique for the long-haul transmission in both direct and coherent detection. However, Coherent Optical OFDM (CO-OFDM) is the next generation technology …
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Development of an antenna system for a relay-based wireless network
… to provide faster, more robust, efficient and broadband services to end users. Mobile WiMAX and LTE are examples of such networks in which for some cases they have exposed limited connectivity due to harsh environment. Relay stations are preferred to overcome problems of weak or no access for …
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Performance analysis and application development of hybrid WiMAX-WiFi IP video surveillance systems
… access network technology that provides broadband services to the connected customers. Major modules and units of WiMAX include the Customer Provided Equipment (CPE), the Access Service Network (ASN) which consist one or more Base Stations (BS) and the Connectivity Service Network (CSN). …
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Can cable TV network boost broadband competition in Turkey? : developing policy implications for Turkey
… technologies, Turkey can make more benefit from broadband services. Compared with OECD countries, however, current broadband access penetration in Turkey, particularly for fixed broadband service, is quite low. Furthermore, there is a limited competition in Turkish fixed broadband market, which …
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