Elektrik- Elektronik Mühendisliği: Recent submissions

  • Fast circuit topologies for finding the maximum of n k-bit numbers 
    Yüce, Bilgiday. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Finding the value and/or address (position) of the maximum (or similarly minimum) element of a set of binary numbers is a fundamental arithmetic operation. Numerous systems, which are used in various application areas, ...
  • An electromagnetic MEMS-based resonator design for catheter tracking in MRI 
    Çakacı, Ahmet Uraz. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Using Magnetic Resonance Imaging (MRI) in minimally invasive medical procedures has many advantages, such as the elimination of ionizing radiation and increased soft tissue contrast. However, the lack of MRI-compatible ...
  • Demand response and supply optimization in smart grids with renewable energy sources 
    Çiçek, Nihan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Smart grid is an electrical grid that uses information and communications technology to improve e ciency, reliability, economics, and sustainability of production and distribution of electricity. In this thesis, we study ...
  • Distributed spectrum sensing via energy detection in cognitive radios 
    Altay, Can. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Energy Detection is widely studied spectrum sensing system to detect signal energy due to its simplicity and lack of requirement signal characteristics. This thesis focuses on two main problems on distributed detection of ...
  • Sensor applications of polymer field effect transistors 
    Terkeşli, İsmail. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    This thesis presents the fabrication and characterization of organic field effect transistors (OFETs) for sensor applications using polymeric semiconductor of poly (3- hexyl thiophene)(P3HT). Utilizing deionized (DI) water ...
  • Fabrication and characterization of liquid electrolyte gated polymer field effect transistor for basic circuit applications 
    Yaman, Berkan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    In this thesis, a simple polymer field effect transistor structure is designed and fabricated. To decrease the operating voltage of the transistor, electrolyte solutions are used as gate material. Using electrolyte at the ...
  • Generator matrix selection for finite-length polar codes 
    Şerbetci, Berksan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Polar coding is a recently proposed coding technique, which has been proven to achieve the channel capacity. The original 2 x 2 generator matrix polarizes the channels and a portion of channels' capacity approach 1, while ...
  • Automatic Sigma-Delta Analog to Digital Converter architecture generator 
    Gök, Ali Murat. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Sigma-delta A/D converters constitute a popular method of A/D conversion since they can achieve higher resolution with simpler analog circuitry. Using feedback and feedforward paths, their performance can be increased even ...
  • Digital DC motor speed control with phase locked loop regulation 
    Bodur, Fazıl Nihat. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1981., 1981.)
    The object of the thesis is to study the speed control of direct current motor by using phase locked loop principle and compare alternative methods applied in practice. The operation of phase locked servo systems is described ...
  • New approaches to optimization algorithms used in circuit and system level of analog design automation 
    Ay, Simge. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    This thesis presents different simulation-based analog circuit synthesis methodologies, and synthesis examples that were performed to validate the usefulness of the methodologies. It also presents the integration of circuit ...
  • Spatially-coupled LDCP coding for the correlated erasure channel 
    Ashrafi, Mahmood Reza Alizadeh. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    In this thesis, spatially-coupled low density parity-check (LDPC) codes, which have been shown to exhibit the threshold saturation phenomenon over the binary erasure channel (BEC), are considered and a low-delay iterative ...
  • BIT manipulation attack to ultralightweight RFID protocols 
    Ünsal, Cihan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Radio frequency identification (RFID) enables identification of objects that are labeled with small tags in a wide variety of environments without needing a physical contact and a line-of-sight. A typical RFID system ...
  • Spectrum aware self-organizing networking in OFDMA / LTE heterogeneous networks 
    Karaman, Melih Ahmet. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Emerging information technologies provide a large number of services which require high throughput for the users. In order to supply the data rate needed by the consumer, the evolving ecosystem of mobile technologies have ...
  • Split ring resonator and metamaterials at microwave regime, numerical analysis, design, characterization 
    Sadeghzadeh, Seyedehayda. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Recently, there has been a significant interest in Terahertz (THz) technology, primarily for its potential applications in detection of concealed objects as well as in medical imaging for non-invasive diagnostics. THz ...
  • Empirical analyses on portfolio optimization strategies 
    Yılmaz, Efe Doğan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    In this study, the success of the application of control engineering approaches to the nancial portfolio construction problem are investigated empirically. Often, the aim of the investor is to maximize the returns while ...
  • Analysis of thermal drift in atomic force microscopy and design of compensating MEMS-based micro-stage 
    Tolunay, Selin. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Single-molecule force spectroscopy has become a powerful research area. The most commonly used single-molecule force spectroscopy techniques are optical tweezers, magnetic tweezers and atomic force microscopy (AFM). For ...
  • Application, analysis and realization of electronic article surveillance (EAS) systems 
    Dirik, Mustafa Orhan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    The aim of this work is to design, implement and verify a low cost microcontroller based electronic article surveillance (EAS) system prototype and is accomplished in great success. An EAS system is basically used for ...
  • Synchronization of continuous-time oscillators and its control 
    Köksal, Elif. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    In this thesis, synchronization of continuous-time oscillators with respect to the e ects which are bases on the network structure the properties of the oscillators and its control are studied. In the context of synchronization, ...
  • Modern control problems in linear time-invariant multivariable systems 
    Arslanalp, M. Salim. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 199., 1981.)
  • Enhanced resource-aware video multicasting via access gateways in multi-hop wireless mesh networks 
    Rakanoğlu, Gürkan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Wireless mesh networks (WMN) are the communication networks made up of radio nodes organized in a mesh topology. In recent years there are many applications like video survelliance, video conferencing that have been ...

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