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 163 for “"Cellular networks"”.
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Impairments in coordinated cellular networks
Die Kooperation von Basisstationen wird als eine vielversprechende Technik für zukünftige drahtlose Kommunikationsnetze angesehen. Diese Technik betrachtet die Antennen von Basisstationen zusammen mit den Antennen mobiler Nutzer innerhalb von Zellen als ein räumlich verteiltes MIMO System und …
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Group scheduling in cellular networks
… number of users and the usage of data in cellular networks, meeting the expectations is a very difficult challenge. To add to the difficulties, the available resources are very limited, so proper management of these resources is very much needed. Scheduling is a key component and having a …
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Spatial diversity in cellular networks
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1992.
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Oncogene-induced remodelling of cellular networks
Biochemical networks maintain cellular homeostasis by processing information from the intra- and extra-cellular environments and coordinating appropriate responses to stimuli and stressors. During carcinogenesis, cells accrue genetic alterations that rewire signalling pathways, eventually leading …
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Interference Management in Heterogeneous Cellular Networks
Heterogeneous cellular networks (HetNets), comprising one or more tiers of small base stations (BSs) overlaid on the tier of well-planned macro BSs, have been commonly recognized as a cost-effective solution to cater to explosive demands on mobile data traffic. However, HetNets also bring some …
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QoS Management in Packet Cellular Networks
… MAC protocols in shared-channel wireless networks in general, and ad hoc networks in particular. We propose our general mechanism for translating a given fairness model into a corresponding backoff-based collision resolution algorithm that probabilistically achieves the fairness objective.
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Radio Resource Management in 5G Cellular Networks
The fifth generation (5G) of cellular networks aims at providing connectivity for a large number of applications. To achieve this goal, 5G has been designed considering three generic services with vastly heterogeneous requirements: enhanced mobile broadband (eMBB), massive machine-type …
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Drone Cellular Networks: Fundamentals, Modeling, and Analysis
… the benefits of incorporating UAVs in existing cellular networks cannot be characterized without completely exploring the underlying trade space. This requires a detailed system-level analysis of drone cellular networks by taking the unique features of UAVs into account, which is the main …
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Advances in Stochastic Geometry for Cellular Networks
… modeling and performance analysis of cellular networks have seen a major paradigm shift with the application of stochastic geometry. The main purpose of stochastic geometry is to endow probability distributions on the locations of the base stations (BSs) and users in a network, which, …
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Interference Mitigation for Cellular Networks: Fundamental Limits and Applications
… in modern communication systems. In a wireless cellular network, the performance of cell-edge users is severely limited by the intercell interference. This thesis studies the use of interference-channel and relay-channel techniques to mitigate intercell interference and to improve the throughput …
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Group scheduling for public safety communications in cellular networks
… and fairness are the key requirements of cellular networks. They provide a rich set of applications and social networking capabilities. But most of these features are not available to public safety organizations. These organizations need protected performance and reliability, which are …
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Scalable base station switching framework for green cellular networks
With the recent unprecedented growth in the wireless market, network operators are obliged not only to find new techniques including dense deployment of base stations (BSs) in order to support high data rate services and high user density, but also to reduce the operating costs and energy …
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A new scheme for prioritizing handoffs in cellular networks
… moves between cells is called a handoff . In cellular networks, call admission algorithms play an important role in improving the performance of the network. In this thesis, we present a new call admission algorithm that improves the quality of service in cellular networks by prioritizing …
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Embedded Software-Defined Radio Architectures for 6G Cellular Networks
… radio technologies. Each new generation of cellular technology, beginning with 1G, has introduced novel use-case scenarios that have challenged the performance of the prevailing digital radio architectures. The newly proposed scenarios for 5G-Advanced, and the upcoming 6G cellular networks …
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Comprehensive Performance Analysis of Localizability in Heterogeneous Cellular Networks
… In such scenarios, the ubiquitous nature of cellular networks makes them a natural choice for localization of MDs. Traditionally, localization in cellular networks has been studied using system level simulations by fixing base station (BS) geometries. However, with the increasing irregularity …
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Achieving Quality of Service in Group Scheduling in Cellular Networks
Cellular 3G/4G networks provide a wonderfully rich set of applications and social networking capabilities. From a QoS perspective, the traffic is basically divided into Real time and Non real time traffic which helps in scheduling priorities to the packets. With increase in need for QoS in the …
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Design of Secure Scalable Frameworks for Next Generation Cellular Networks
… more scalable, flexible, secure, and visible 5G networks. Thus, each chapter will present a design and evaluation that addresses one or more of these aspects. The first objective is to understand the limits of 5G core micro-service virtualization when using lightweight containers for constructing …
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Resource Allocation in Cellular Networks with Coexisting Femtocells and Macrocells
Over the last decade, cellular networks have grown rapidly from circuit-switch-based voice-only networks to IP-based data-dominant networks, embracing not only traditional mobile phones, but also smartphones and mobile computers. The ever-increasing demands for reliable and high-speed data services …
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On Enabling Virtualization and Millimeter Wave Technologies in Cellular Networks
… are emerging as two key technologies for cellular networks. Virtualization in cellular networks enables wireless services to be decoupled from network resources (e.g., infrastructure and spectrum) so that multiple virtual networks can be built using a shared pool of network resources. At …
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