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 20 of 31 for “"next generation networks"”.
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Ensuring interoperability between network elements in next generation networks
Next Generation Networks (NGNs), based on the Internet Protocol (IP), implement several services such as IP-based telephony and are beginning to replace the classic telephony systems. Due to the development and implementation of new powerful services these systems are becoming increasingly complex. …
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Heterogeneous integration of optical wireless communications within next generation networks
… traffic growth is expected in future wireless networks and new technologies will be needed to satisfy demand. Optical wireless (OW) communication offers vast unused spectrum and high area spectral efficiency. In this work, optical cells are envisioned as supplementary access points within …
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Multiple Interface Management and Flow Mobility in Next Generation Networks
Next Generation networks will consist of a number of di erent access networks interconnected to provide ubiquitous access to the global resources available on the Internet. The coverage of these access networks will also overlap, allowing users a choice of access networks. Increasingly, mobile …
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Multiple interface management and flow mobility in next generation networks
Next Generation networks will consist of a number of different access networks interconnected to provide ubiquitous access to the global resources available on the Internet. The coverage of these access networks will also overlap, allowing users a choice of access net-works. Increasingly, mobile …
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Quality of service technologies for multimedia applications in next generation networks
Next Generation Networks are constantly evolving towards solutions that allow the operator to provide advanced multimedia applications with QoS guarantees in heterogeneous, multi-domain and multi-services networks. Other than the unquestionable advantages inherent the ability to simultaneously …
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A hybrid network/host mobility management scheme for next generation networks
… to transition smoothly between different access networks supporting two distinct mobility approaches.
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Architectures and technologies for quality of service provisioning in next generation networks
… network that differs from classical dedicated networks because of its capability to provide voice, video, data and cellular services on the same infrastructure (Quadruple-Play). The ITU-T standardization body has defined the NGN architecture in three different and well-defined strata: the …
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Managing Next Generation Networks (NGNs) based on the Service-Oriented Architechture (SOA). Design, Development and testing of a message-based Network Management platform for the integration of heterogeneous management systems.
Next Generation Networks (NGNs) aim to provide a unified network infrastructure to offer multimedia data and telecommunication services through IP convergence. NGNs utilize multiple broadband, QoS-enabled transport technologies, creating a converged packet-switched network infrastructure, where …
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Resource Allocation for Next Generation Radio Access Networks
… hungry applications, the architecture of mobile networks is moving towards that of densely deployed cells where each cell may use a different access technology as well as a different frequency band. Next generation networks (NGNs) are essentially identified by their dramatically increased data …
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Design and optimisation of a low cost Cognitive Mesh Network
Wireless Mesh Networks (WMNs) have been touted as the most promising wireless technology in providing high-bandwidth Internet access to rural, remote and under-served areas, with relatively lower investment cost as compared to traditional access networks. WMNs structurally comprise of mesh routers …
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Implementation and Performance Evaluation of an NGN prototype using WiMax as an Access Technology
Telecommunications networks have evolved to IP-based networks, commonly known as Next Generation Networks (NGN). The biggest challenge in providing high quality realtime multimedia applications is achieving a Quality of Service (QoS) consistent with user expectations. One of the key additional …
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Design and Analysis of Anomaly Detection and Mitigation Schemes for Distributed Denial of Service Attacks in Software Defined Network. An Investigation into the Security Vulnerabilities of Software Defined Network and the Design of Efficient Detection and Mitigation Techniques for DDoS Attack using Machine Learning Techniques
Software Defined Networks (SDN) has created great potential and hope to overcome the need for secure, reliable and well managed next generation networks to drive effective service delivery on the go and meet the demand for high data rate and seamless connectivity expected by users. Thus, it is a …
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A service composition platform in cloud computing using mobile devices for smart shopping
The development of the Next Generation Networks (NGN) such as LTE, WiMax and 5G networks has resulted in the development of more diverse mobile services. Many voice and video services have been developed (e.g. Viber, Skype and WhatsApp). Social networking sites have also been developed (e.g. …
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IP addressing, transition and security in 5G networks
… the Internet to ensure the realization of future networks. IPv6 addressing has been proposed to support 5G networking because of the sufficient number of addresses that the protocol provides. However, IPv4 addressing will still be used concurrently with IPv6 addressing in networks until they …
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Optical pulse processing towards Tb/s high-speed photonic systems
… individual line rates in excess of 100 Gb/s in next generation optical communications systems. Thus, to implement these high-speed optical networks all-optical processing techniques are necessary for pulse shaping and pulse routing. Two sub-systems (pulse generation and wavelength conversion), …
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Formalization of a converged internet and telecommunications service environment
… is currently coming into reality using IPbased Next Generation Networks (NGN) and applying Service-Oriented Architecture (SOA) principles for service creation, execution, and hosting. SOA is the foundation for both next-generation telecommunications and middleware architectures, which are …
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Applications of Artificial Intelligence to Electromagnetism and Indoor Wireless Networks
Fifth-generation (5G) and beyond (B5G) mobile networks are anticipated to revolutionise the structure of the wireless ecosystem and support a set of highly heterogeneous applications, handing a substantially larger volume of mobile traffic with diverse requirements in terms of bandwidth, …
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A variable threshold for an energy detector using GNU radio
… and space communications and exploration. Next Generation Networks (NGNs) are designed to connect millions of devices seamlessly and with high throughput rates in the aforementioned sectors and others not mentioned. The use of spectrum has to be efficiently utilized and appropriated. …
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Media independent handovers : network selection for mobile IP nodes in heterogeneous wireless networks
In Next Generation Networks (NGN), also known as 4G, Beyond 3G, Converged, Integrated and Interworked Network, user node mobility in wireless and wired environments will seamlessly cross disparate network boundaries. The effort to offer ubiquitous computing, providing access to services anywhere …
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