Department of Electrical and Electronics Engineering, Thesis

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Thesis (3313)

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Author
Dursun, Mustafa (3)
Kahraman, Gökhan (3)
Şenol, Sinan (3)
Abdullah, Khaldun (2)
Abou Rajab, Hassan (2)

Subject
Electrical engineering. (252)
Electronics. (114)
Telecommunication. (70)
Antennas (Electronics). (56)
Wireless communication systems. (40)

Date Issued
1963 - 1979 (415)
1980 - 1999 (1105)
2000 - 2019 (1719)
2020 - 2021 (74)

Recent Submissions

Moving object detection with supervised learning methods
Köksal, Aybora; Alatan, Abdullah Aydın; İnce, Kutalmış Gökalp; Department of Electrical and Electronics Engineering (2021-9-7)
In this thesis, single target object detection problem is examined. Object detection is a problem that aims defining all of the objects of interest with their pre-defined classes in an image, or in a series of images. The ...
Analysis and Fault Tolerant Control of a Five-Phase Axial Flux Permanent Magnet Synchronous Machine
Bayazıt, Göksenin Hande; Keysan, Ozan; Department of Electrical and Electronics Engineering (2021-9-06)
This study investigates the fault-tolerance capability of an air-cored, axial flux, five-phase permanent magnet synchronous machine. The air-cored stator is designed by adopting a novel winding topology that is called flat...
Implementation of a fast simulation tool for the analysis of contrast mechanisms in HMMDI and enhancement of the SNR in the experimental set-up
İrgin, Ümit; Gençer, Nevzat Güneri; Top, Can Barış; Department of Electrical and Electronics Engineering (2021-9-06)
Clinical method for breast tumor detection is Mammography (X-rays), which have limitations and may yield inaccurate results. Alternative novel techniques are required to characterize the breast tissues and extract accurate...
A NOVEL FLEXIBLE ON-CHIP SWITCH ARCHITECTURE FOR RECONFIGURABLE HARDWARE ACCELERATORS
Yazıcı, Fatih; Schmidt, Şenan Ece; Department of Electrical and Electronics Engineering (2021-8-13)
This thesis work proposes ReFlex Switch, a novel, scalable on-chip packet switch architecture, that is designed to interconnect heterogeneous IP cores at high speeds. One target application for ReFlex switch is hardware a...
Improving Current Density Recovery and Magnetic Flux Density Imaging in Diffusion Tensor Magnetic Resonance Electrical Impedance Tomography Applications
Açıkgöz, Berk Can; Eyüboğlu, Behçet Murat; Department of Electrical and Electronics Engineering (2021-8-10)
The electrical conductivity of biological tissues incorporates crucial information regarding the tissues' physiological status. Therefore, there have been many studies for probing the electrical conductivity of biological ...
An Efficient Implementation of Online Model Predictive Control with Practical Industrial Applications
Arpacık, Okan; Ankaralı, Mustafa Mert; Department of Electrical and Electronics Engineering (2021-8)
The demand to utilize modern control algorithms for industrial applications is much more intensive. Model-predictive-controller (MPC), which is one of the modern optimal control policies, has gained more attention in servo...
An Efficient Interference-Aware Constrained Beamforming and Receiver Design for mm-Wave Hybrid Massive MIMO with Non-Orthogonal Multiple Access
Bayraktar, Murat; Güvensen, Gökhan Muzaffer; Department of Electrical and Electronics Engineering (2021-7-13)
This thesis investigates efficient interference-aware beamformer design for mm-wave massive multiple-input and multiple-output (MIMO) systems. Furthermore, adaptation of code-domain non-orthogonal multiple access (NOMA) to...
PERFORMANCE IMPROVEMENT FOR SITUATIONAL AWARENESS AND RESTORATION OF DISTRIBUTION SYSTEMS
Yılmaz, Uğur Can; Göl, Murat; Department of Electrical and Electronics Engineering (2021-6-30)
Electricity has a crucial role in modern life, and its absence may cause catastrophic complications. Restoration of distribution systems requires an efficient decision support mechanism as well as an accurate real-time ope...
1kW Contactless Slip Ring Design Using Series-Series Resonant Converter Topology
Polat, Hakan; Keysan, Ozan; Department of Electrical and Electronics Engineering (2021-6-24)
Slip rings are often used in wound rotor synchronous machines to supply required field excitation during rotation. They mainly consist of carbon brushes and copper rings where the power transmission is achieved by constant...
Sensitivity Analysis and Multi Contrast Imaging of Magnetic Resonance Magnetohydrodynamic Flow Velocimetry at 3 Tesla
Şişman, Mert; Eyüboğlu, Behçet Murat; Department of Electrical and Electronics Engineering (2021-6-22)
The magnetohydrodynamic (MHD) effect is a result of the interaction between orthogonal electric and magnetic fields in low viscosity media. Fluids inside such media start to form flow patterns in accordance with the Lorent...
SPARSE MATRIX LIBRARY FOR POWER SYSTEM STATE ESTIMATION BASED ON FULL KNUTH’S METHOD
Yıldız, Tuna; Göl, Murat; Department of Electrical and Electronics Engineering (2021-6-18)
Considering the increase in power system size and the number of PMUs, it is essential to use a computationally efficient state estimator. The Fast Decoupled State Estimation is the most common method used in industrial app...
Diffusion tensor magnetic resonance electrical impedance tomography (DT-MREIT) and its expansion to multi-physics multi-contrast magnetic resonance imaging
Sadighi, Mehdi; Eyüboğlu, Behçet Murat; Department of Electrical and Electronics Engineering (2021-6-01)
Diffusion tensor magnetic resonance electrical impedance tomography (DT-MREIT) is one of the emerging imaging modalities to obtain low-frequency anisotropic conductivity distribution employing diffusion tensor imaging (DTI...
Improved contact resistivity methods based on Cox-Strack and 4 point probe
Tsoi, Konstantin; Yerci, Selçuk; Department of Electrical and Electronics Engineering (2021-6)
Contact resistivity (c) of metal-semiconductor or conductive layer-semiconductor in the solar cells can limit their performance if not treated with care. It is, therefore, of great importance to be able to accurately meas...
Negative information fusion for gaussian process based three-dimensional extended target tracking
Sür, Cem Gürkan; Özkan, Emre; Department of Electrical and Electronics Engineering (2021-5-10)
Extended target tracking refers to the estimation of extent of a target as well as its position, kinematics, and orientation. In this thesis, we compare performances of Gaussian process based extended target tracking metho...
Design, fabrication, and measurement of efficient beam-shaping reflectors for 5G mm-wave applications
Karaova, Gökhan Çağlayan; Ergül, Özgür Salih; Department of Electrical and Electronics Engineering (2021-5)
In this study, an optimization procedure to design corrugated passive metallic reflectors for the fifth-generation millimeter wave (5G mm-wave) applications, as well as the fabrication and measurement of the designed refle...
Estimation of partially observed multiple graph signals by learning spectrally concentrated graph kernels
Turhan, Gülce; Vural, Elif; Department of Electrical and Electronics Engineering (2021-3-31)
Graph models provide flexible tools for the representation and analysis of signals defined over domains such as social or sensor networks. However, in real applications data observations are often not available over the wh...
Midcourse and final phase path planning for air vehicles to avoid countermeasures
Ataeli, Berk; Leblebicioğlu, Mehmet Kemal; Department of Electrical and Electronics Engineering (2021-3-25)
Path planning is a fundamental element of various common fields, such as robotics, computer animation, and wireless sensor networks. In this study, path planning for air vehicles is investigated in two phases. For the midc...
Deep Learning in the Presence of Label Noise: A Meta-Learning Approach
Algan, Görkem; Ulusoy, İlkay; Department of Electrical and Electronics Engineering (2021-3-12)
Image classification systems recently made a giant leap with the advancement of deep neural networks. However, these systems require an excessive amount of labeled data to be adequately trained. Gathering a correctly annot...
Metric scale and 6dof pose estimation using a color camera and distance sensors
Ölmez, Burhan; Tuncer, Temel Engin; Department of Electrical and Electronics Engineering (2021-2-26)
Monocular color cameras are widely used for 6DoF pose estimation and sparse creation of 3D point cloud of the environment over decades with SfM, VO, and V-SLAM algorithms. In this thesis, a novel algorithm is presented to ...
A new fault-tolerant real-time ethernet protocol: design and evaluation
Atik, Emre; Schmidt, Şenan Ece; Schmidt, Klaus Verner; Department of Electrical and Electronics Engineering (2021-2-22)
This thesis is motivated by the communication requirements of contemporary realtime and embedded applications. These requirements are high-bandwidth, fault tolerance, determinism that allows schedulability and bounded late...
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