Elektrik- Elektronik Mühendisliği: Recent submissions

  • Modeling and optimal control of range extended electric vehicles 
    Buğur, Orhan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Over the last few years, the world has started to witness a change in vehicular technology due to increasing gasoline prices and environmental concerns. Hybrid and Electric vehicles have been introduced to society. The ...
  • Modelling and optimization of a SG type seismometer proportional to the elongation 
    Çakan, Mehmet. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    In this thesis, a new SG type seismometer is modelled and its counterforce constant is optimized to have an increased period length large enough to make seismic measurements. In the first part of the thesis a “Kinematic ...
  • Wide tunable bandpass filter design based on CMOS active inductor 
    Sunça, Abdullah. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    RF bandpass filters being commonly used in wireless communication systems are increasingly being implemented utilizing actively simulated inductors. Implementation of bandpass filters based on active inductors holds a ...
  • A novel system model implementtation of network attacks and countermeasures 
    İnal, Beytül. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    The Internet is an open and e cient TCP/IP protocol which is most widely used in the world. As usage of the Internet and TCP/IP protocols increases, their lack of built-in security has become more and more problematic. ...
  • Classification using spiking neural networks 
    Sinanoğlu, Gökçen. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    The functioning of the brain has attracted the interest of people since ancient times, how it processes the data has always became a subject of wonder and today, the mystery has still not been solved completely. The major ...
  • Searching a website via spoken questions 
    Durukal, Mesut. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    To reach the desired information on a web site can be a very time consuming task when the fact that the site may not even have that information is considered. In addition to the time consuming feature of checking all the ...
  • Liquid state diodes using polymer semiconductors 
    Sönmez, Bedri Gürkan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    In this thesis a liquid state polymer diode is fabricated and characterized. First, lateral electrode structures are formed where highly doped p-type Si is used as anode, aluminum is used as cathode and SiO2 is used as ...
  • Two-dimensional selectively thinned steel micromirrors 
    Küçükakarsu Usta, Betül. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    This thesis mainly deals with electromagnetically actuated resonant steel MOEMS scanners developed for a scanner-based projection system and focuses on the design of micromirrors to achieve QVGA and VGA specs. Types of ...
  • Analog cell sizing using enhanced multi-objective evolutionary algorithm (MOEA/D-DE) and forming a feedback loop interface between SACSES and TOLAS 
    Sipahi, Süha. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    This thesis investigates an evolutionary-based design system for automated sizing of analog integrated circuits (ICs). A new algorithm, called multi-objective evolutionary algorithm based on decomposition using enhanced ...
  • RF front-end of a receiver for a 3 Tesla Magnetic Resonance Imager 
    Kalafat Kızılkaya, Işıl. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    In this study, a front-end circuitry is designed for a 3 Tesla Magnetic Resonance Imager Receiver with UMC 0.18 m technology. Folded cascode topology is seemed to be the optimum design for our design speci cations which ...
  • Electromagnetic (Eddy current) nondestructive testing of nonferrous metal tubes and rods 
    Altay, Tamer. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1981., 1981.)
    In this thesis, nondestructive testing of nonferrous metal tuhings and rods has been-investigated by employing eddy currents. Especially the detection of cracks within the metal bodies and on the surfaces, electromagnetic ...
  • Liver segmentation in 3D CT data 
    Çimen, Serkan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Segmentation of liver from 3D abdominal CT data is the basis of analysis of liver which is required to aid diagnosis and treatment of liver cancer. However, common clinical practice for liver segmentation relies on manual ...
  • Aging in CMOS circuits and circuit design robust to aging phenomena 
    Afacan, Engin. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    The subject of aging in CMOS circuits has been examined and some reliability simulations have been run for analog CMOS circuits in order to observe the e ects of this phenomenon on the reliability of CMOS circuits in this ...
  • Low power CMOS optoelectronic transmission system design 
    Çindemir, Umut. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Catheter based endovascular operations are used for diagnosis and treatment as minimally invasive procedures. Most of these operations are held under X-ray uoroscopy which is harmful due to incident radiation and chemical ...
  • A bottom-up approach to peer-to-peer live multicast 
    Öztaş, Başak. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    The implementation difficulty of IP multicast in terms of both structural and economical reasons, headed the multicast functionality towards higher layers. Peerto- peer multicasting have aroused as a potential solution for ...
  • Assessment of dynamic clustering in wireless sensor networks for the optimization of energy consumption 
    Balta, Aslı. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Wireless sensor networks are the networks that contain many sensors which have di erent type of abilities such as sensing, communicating or processing. In recent years there are many applications based on these kind of ...
  • VGA projection display using electromagnetically actuated steel micromirrors 
    Usta, Mehmet. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Projection display in VGA display format, which is 640x480 pixels in resolution, is aimed to be achieved using electromagnetically actuated steel micromirrors. In the work, the focus is the projection display control system ...
  • Integrated ultra-wideband receiver system and antenna design 
    Akkurt, Halit Kürşat. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Ultra wideband (UWB) is one of the important technologies among the communication types, which is able to reach high data rate in short distances. Wireless personal area networks and wireless sensor networks are the primary ...
  • 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 ...
  • Variable structure systems based online learning algorithms for type-1 and type-2 fuzzy neural networks 
    Çiğdem, Özkan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Type-2 fuzzy logic systems are proposed in the literature as an alternative to type-1 fuzzy logic systems because of their abilities to more e ectively model rule uncertainties. This thesis extends the idea of using the ...

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