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 87 for “"Wireless Access"”.
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QoS assurance with colocated wireless access points
Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 2003.
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Context-aware handoff support for wireless access networks
The phenomenal emergence of several heterogeneous wireless networks and technologies has allowed users to have access to IP services anywhere, at anytime, from any network and with whatever terminal they use. This computing platform has been driven by the rapid evolution of mobile devices that are …
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Fixed Broadband Wireless Access Systems at Millimeter Wave Frequency
… components.<br/><br/>For the development of a wireless system operating at millimeter wave frequencies, in depth knowledge of the radio wave propagation aspects is essential. For broadband services systems it compromises the analysis of both path loss for the estimation of cell coverage and …
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Optimal Architecture in Hierarchical Mobile IP-based Wireless Access Networks
… been a continuous increase in traffic load over wireless networks. The next generation of mobile networks must grow to handle the increase in demand in IP traffic. Micro mobility management and provisioning of Quality of Service (QoS) have become two main factors for the successful deployment of …
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Stochastic propagation and planning models for broadband fixed wireless access links
… energy.<br/><br/>Due to the rapid progress in wireless communication technologies and the increasing demands for new services; cutting edge techniques and research have developed wireless access delivery of broadband data. Such systems referred to as Broadband Fixed Wireless Access Systems …
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Performance evaluation of massive MIMO Systems for future wireless access systems
The vision for 5G is predicated on three main cornerstones. These are massive Machine Type Communication (mMTC) technologies, Ultlra Reliable Low Latency Communications (uRLLC) and enhanced Mobile Broadband (eMBB). In order to achieve the high capacity needed for enhanced Mobile Broadband (eMBB) to …
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A QoS enabling queuing scheme for Fourth Generation wireless access networks
… approaches. The scheme models the radio access network as a network of queuing nodes. With the model, the link layer QoS statistics of user traffic in each available path through the network is determined. The author postulates that the statistics indicate the QoS capabilities of the …
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Cross-layer Control for Adaptive Video Streaming over Wireless Access Networks
Over the last decade, the wide deployment of wireless access technologies (e.g. WiFi, 3G, and LTE) and the remarkable growth in the volume of streaming video content have significantly altered the telecommunications field. These developments introduce new challenges to the research community …
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Local wireless access provision for rural penetration and urban diversification: A techno-economic analysis
Wireless access services contribute to digitalization and economic growth; hence, its desirable that they become widely adopted by consumers and enterprises. These services are predominantly provided by nationwide operators, given country-level regulation and scale economies. However, their uniform …
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Current and evolved physical layer concepts : potentials and limitations of mobile broadband wireless access
… fuel the fast evolution of mobile broadband access technologies: The ever-increasing demand for high data rates due to the availability and acceptance of mobile devices and applications and the demand for affordable broadband access in under served areas where radio technologies are regarded …
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A Comparison Between Synchronous CDMA and Orthogonal Frequency Division Multiplexing (OFDM) for Fixed Broadband Wireless Access
The growth of broadband Internet access has paved the way for the development of many new technologies. As the cost of implementing broadband access soars, the best alternative will be to use fixed wireless for these services. This thesis addresses the possibility of 3rd Generation (3G) mobile …
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Joint radio resource management in heterogeneous wireless networks
The complementary nature of wireless access technologies has resulted in the concept of the integration of overlaid wireless access networks to create a robust and ubiquitous system called heterogeneous wireless networks. In such a system, any mobile user running any application can connect to any …
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A network-based coordination design for seamless handover between heterogeneous wireless networks
The rapid growth of mobile and wireless communication over the last few years has spawned many different wireless networks. These heterogeneous wireless networks are envisioned to interwork over an IP-based infrastructure to realize ubiquitous network service provisioning for mobile users. …
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Optimizing resource allocation in next-generation optical access networks
… fibers, and are becoming promising future-proof access network technologies. On the other hand, for a broader coverage area and higher data rate, integrated optical and wireless access is becoming a future trend for wireless access. This thesis investigates three next-generation access networks: …
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A service based agent system supporting mobile computing
… them a high-potential technology for mobile access networks. However, along with the potential benefits, autonomy, and disconnected operations of mobile agents in wireless environment raise fundamental problems, which so far have found little attention in existing mobile agent systems. The …
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The effects of part commonality on product development lead time
… architectural platforms serving the Client, Wireless Access, Network Services, Multi-services Packet, VoIP, Multi-services Optical and Element Management aspects of the newly transformed network architecture. This paper focuses specifically on the hardware development process associated with …
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A Coverage Area Estimation Model for Interference-Limited Non-Line-of-Sight Point-to-Multipoint Fixed Broadband Wireless Communication Systems
… line-of-sight (LOS) fixed broadband wireless access techniques have been around for several years. However, services based on this technology have been limited in scope to service areas where transceivers can communicate with their base stations, unimpeded by trees, buildings and …
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