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 11 of 11 for “"Beamforming Design"”.
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Cooperative relay beamforming design for multi-cluster relay interference networks
… (AF) relay interference network and design relay beam matrix for each cluster to maximize the minimum signal-to-interference-and-noise ratio (SINR) at destinations subject to the relay power budget within each cluster. Both single and multiple source-destination (S-D) pair scenarios …
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Multi-antenna relay network beamforming design for multiuser peer-to-peer communications.
… relaying protocol. Assuming distributed relay beamforming strategy, we investigate the design of each relay processing matrix to minimize the per-antenna relay power usage for given users’ Signal-to-Noise Ratio (SNR) targets. As the problem is NP-hard, we develop an approximate solution through …
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Robust multi-group multicast beamforming design and antenna selection for massive MIMO systems
… Method of Multipliers (ADMM) algorithm to design robust multi-group multicast beamforming scheme for massive multiple-input multiple-output (MIMO) systems for two scenarios; 1) all antennas are available at the base station (BS), 2) only subset of antennas are available due limitation on …
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A Distributed Reinforcement Learning based Intelligent Routing and Beamforming Design for Robot-assisted Mobile Ad-hoc Network under Uncertain and Complex Environment
… online game theoretic reinforcement learning to design the mobility of multi-robot as well as handle the uncertainty and potential physical attack or cyber attack.Wireless communication: We investigate how to use advantaged machine learning to enhance the millimeter wave MIMO system by using …
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Low complexity multicast beamforming in massive MIMO multi-cell networks
In this thesis, we consider downlink multicast beamforming in massive multi-input multi- output (MIMO) multi-cell networks. Both non-cooperative and cooperative beamforming scenarios are considered. For the non-cooperative scenario, aiming at maximizing the minimum signal-to-interference-plus-noise …
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Optimal structure and efficient algorithm for max-min fair multi-group multicast beamforming
… the max-min fair (MMF) multi-group multicast beamforming design to maximize the minimum signal-to-interference-plus-noise ratio (SINR) subject to transmit power limit. We obtain the optimal multicast beamforming solution structure for an arbitrary system configuration. We show that the optimal …
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Coordinated multicast beamforming for multi-cell massive MIMO systems
… the efficient coordinated multi-cell multicast beamforming design in massive massive multiple-input multiple output (MIMO) cellular networks. For the problem that aims to minimize the base station transmit power, we obtain the optimal multicast beamforming solution structure. Utilizing the …
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Optimal Hybrid MIMO Beamforming Designs for Energy-Efficient Communication Systems
… hybrid multiple-input multiple-output (MIMO) beamforming designs emerge as a crucial solution for achieving energy-efficient communication systems. These designs leverage low-complexity, low-cost, and low-power applications, primarily due to the use of analog components, making hybrid MIMO a …
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An Information-Theoretic Examination of Next Generation Location Systems: The Role of LEOs, RISs and the Near Field
… and resilience. LEO satellites, originally designed for communication, have recently seen widespread deployment through constellations such as Starlink, OneWeb, and Kuiper. Their growing presence presents an opportunity to explore their feasibility for 9D localization, which includes 3D …
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Modeling, Analysis, and Real-Time Design of Many-Antenna MIMO Networks
… conventional MIMO. Reusing existing solutions designed for conventional MIMO systems may suffer from inferior performance or require excessive computation time. The goal of this dissertation is to advance many-antenna MIMO techniques for networking research. We focus on the following two …
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Optimal Beamforming Strategies At Mmwaves For 5G+ Networks
… This, in turn, presents challenges in designing precoders and combiners, parameter estimation, signal processing, and user scheduling. Therefore, the objective of this dissertation is to investigate and design energy and spectrally efficient reduced complexity terrestrial and aerial …