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Browsing Elektrik- Elektronik Mühendisliği by Title

Browsing Elektrik- Elektronik Mühendisliği by Title

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  • CMOS oscillator design by using a metamaterial - based split ring resonator 
    Serttek, Özgün. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2018., 2018.)
    High purity oscillators are of great importance in communication, radar, or med ical instrumentation systems. In today’s integrated circuit technology, low quality factor of inductors and capacitors define the limits of the ...
  • Colour TV sync pulse generator 
    Orak, Kemal. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1981., 1981.)
    In this thesis study, the,synchronizing signals which are used in the transmitter systems of the television that is the most common mass communication means of today have been studied and a practical studio pulse generator ...
  • Combined formation control and path planning for mobile robot networks 
    Dumlu, Semih Cemil. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    In this thesis, formation control and path planning algorithms in mobile robot networks are examined for both fixed and dynamically changing interaction topologies. The system is modelled using graph-based framework where ...
  • Communication theoretic analysis of digital fingerprinting under linear averaging Gaussian attack 
    Dalkılıç, Özgür. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    In this thesis, performance of correlation detector is investigated from a communication theoretic perspective for additive fingerprinting under Gaussian averaging attack. First, digital fingerprinting problem is modeled ...
  • Comparative evaluation of birth and death method and orthogonal matching pursuit in image analysis 
    Arslan, Fatih. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    We present a new approach to extract predefined circular objects, such as trees and oil tanks, from aerial images. We consider a stochastic approach based on an object process also called marked point process. The objects ...
  • Comparison of multicarrier CDMA with successive interference cancellation and interference cancellation with gibbs sampler 
    Yılmaz, Murat. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    Recently Orthogonal Frequency Division Multiplexing (OFDM) has gained a lot ofattention and is the technology for Fourth Generation (4G) wireless systems because itpromises data rates up to 100 Mbps. A variation of OFDM ...
  • Comparison of single and multi frame super resolution reconstruction algorithms with analytical interpolation methods 
    Özdemir, Hüseyin. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    Generating high resolution image (or image sequence) from low resolution image (or image sequence) has various applications such as image expansion, printing and conversion between different resolution formats. There is a ...
  • Competition between chaos control and chaos synchronization in small sized networks 
    Aktekin, Özgür. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2017., 2017.)
    Control and synchronization of chaotic systems have been two important issues of investigation in the eld of chaotic dynamics since early 1990s. Stabilization of chaotic systems at an unstable periodic orbit (UPO) via ...
  • Computer-aided transcription tool 
    Akman, Çağdaş Kayra. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    State-of-the-art speech recognition and language processing systems widely use data-driven methods. These methods require large transcribed speech and annotated text corpora. The success of these systems greatly depends ...
  • Consensus based power control algorithms for heterogenous networks 
    Şenel, Kamil. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    The resource allocation problem is crucial for unveiling the potential of heterogeneous networks. The demand for higher data rates from an increasing number of devices compels the operators to look for solutions beyond the ...
  • Constructin semantic place representations via object discovery and visual exploration 
    Odabaşı, Çağatay. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2017., 2017.)
    The goal of this thesis is to develop a Semantic Place Model (SPM) using a mobile robot with a pan-tilt camera. Here, a semantic place model is de ned to be an egocentric representation of objects and their spatial relations ...
  • Content based medical image retrieval 
    Marvasti, Neda Barzegar. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2017., 2017.)
    Fast technological developments of di erent medical imaging and data collection techniques increase the expectation of more accurate interpretations and diagnoses of radiologists. However, to carefully analyze the resulting ...
  • Control of chaotic systems with time delayed feedback control 
    Yakar, Engin. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    Delayed Feedback Control (DFC) method proposed by Pyragas is a simple and efficient method to control chaotic systems by stabilizing the Unstable Periodic Orbits (UPOs) of these systems. Assuming that a UPO with period T ...
  • Convergence rate analysis and optimization of distributed consensus algorithms 
    Cihan, Onur. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    The problem of achieving a common value in a distributed information sharing context, referred to as distributed consensus or agreement, is an important topic that has drawn significant research attention of late. Consensus ...
  • Conversion of current mode continuous time sigma delta converters from 1 bit to 3 bits 
    Akçakaya, Feyyaz Melih. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    Sigma delta analog digital converters which are widely used in electronics are gradually achieving faster speeds and lower power consumption. The most important factor that affects speed and power consumption is the type ...
  • Cooperative adaptive cruise control algorithms for vehicular platoons based on distributed model predictive control 
    Taplı, Tuğba. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Over the past decade, autonomous driving and driver assistance systems have become popular research topics with the aim of reducing traffic congestion, driver labor and rate of accidents. This has changed the requirements ...
  • Coordinated navigation of spherical robots in three-dimensional workspace: independent and order constrained scenarios 
    Ulutaş, Barış. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    In this thesis, the coordinated navigation of multiple disk-shaped robots is extended to three-dimensional workspace. The robots are assumed all to be spherical and residing within the same spherical workspace. In addition, ...
  • Cross-lingual voice conversion 
    Türk, Oytun. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    Cross-lingual voice conversion refers to the automatic transformation of a source speaker’s voice to a target speaker’s voice in a language that the target speaker can not speak. It involves a set of statistical analysis, ...
  • Current mode continuous time sigma delta converter design 
    Yapar, Ufuk. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    Most sigma delta modulators are realized in the discrete-time domain using circuit techniques such as switched capacitor. In typical discrete time implementations, there are some speed constraints. For example, maximum ...
  • Current-model CMOS sequential multiple-valued logic circuits 
    Sarıca, Fatma. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    The use of circuits with more than two logic levels, named as Multiple-Valued Logic (MVL) circuits, have a potential for reducing chip area consumed by interconnection wiring and functional units in Very-Large Scale ...

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