M.S. Theses: Recent submissions

  • Radio direction finding & smart antennas 
    Kebeli, Murat. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    In this thesis, Radio Direction Finding (DF) and Smart Antennas are studied. DF refers to the science of determining the location of radio transmission sources. A DF system uses the characteristics of the radio signal such ...
  • Pre - filtered dynamic time warping for posteriorgram based keyword search 
    Çetinkaya, Gözde. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    This thesis is motivated by the challange of high computational demand of the dynamic time warping algorithm, which is very prevalent for template based keyword search tasks. The dynamic time warping algorithm su ers from ...
  • Design of A 12-BIT 3 GS/s current steering DAC 
    Çalışkan, Seyhan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    Even if digital circuits are ubiquitous thanks to the easier design and test automation, the real world is an analog place. DACs are the circuit blocks which allow converting the signals which are easily processed in digital ...
  • Design and microfabrication of a strain - gauge array on polymer substrate for tactile neuroprosthesis in rats 
    Beygi, Mohammad. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    In this work design, microfabrication and characterization of a strain gauge array which can be used for sensory neuroprostheses in rats is presented. The array is composed of an array of 2×7 cells, each of which has a ...
  • Malware analysis with side-channel information on android smartphones 
    Davarcı, Erhan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    In recent years, smartphones have become inseparable components of people's daily life. However, the great popularity of smartphones causes some security problems. For example, users may store their contact lists, passwords ...
  • Isı mitigation techniques in molecular communication 
    Tepekule, Burcu. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    Molecular communication via di↵usion (MCvD) is a new field of communication where molecules are used to transfer information. One of the main challenges in MCvD is the intersymbol interference (ISI), which inhibits ...
  • A K-band sensor interface design for remote cardiorespiratory sensing and monitoring 
    Kiaghadi, Ali. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    The need for a contact-less cardiorespiratory measurement made many researchers put their e orts on this matter. There are many di erent approaches to this issue. From ow of the air in and out of the mouth [1] to image ...
  • Design and development of hall sensors for magnetic microsystems 
    Takbiri, Nazanin. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    Nowadays, magnetic sensors are widely used in variety of applications. One of the most common classes of magnetic sensors is Hall e ect based sensors. Improving characteristics of Hall e ect based sensors, such as sensitivity, ...
  • Observers for linear time-invariant systems 
    İzmir, Erhan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1982., 1982.)
    In optimal control theory, the design of a state feedback control law requires the availability of the entire state vector. However, in most of the control systems the measurements cannot provide the entire state vector. ...
  • Novel design methods for analog design automation tools 
    Berkol, Gönenç. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    Improvements in fabrication processes have enabled designers to bene t from sub-micron devices, which have led to the integration of multibillion transistors. However, circuit complexity increases together with the silicon ...
  • Realization of microfluidic devices with steel displacement amplifiers for cell culturing and analysis 
    İşeri, Emre. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    In this thesis, micro uidic devices with simple trapping mechanism which can be actuated by applying force to use them for cell culturing and analysis applications are designed, analyzed and fabricated. Steel displacement ...
  • Design of hign efficiency buck converters 
    Toka Koç, Merve. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    Buck converters are used for battery operated systems which supply a wide current range and very low output voltage ripple even when the input voltage changes by more than two orders of magnitude. The converter has to ...
  • Bioapplications of integrated mems catheter tracking system for MRI and split ring resonator based glucose sensor 
    Kuşakcı, Emre. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    This thesis mainly consists of design, implementation and characterization of two di erent types of resonators for bioapplications. The rst part of the thesis is about the fabrication and characterization of two generations ...
  • Design and simulation of straight and tilted helical coils for magnetic resonance imaging 
    Sağıroğlu, M. Zahid. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    In this thesis, helical coils are studied through Finite Element Method (FEM) analysis and fabrications are done as a part of the project of 5 Fr guiding catheter design for paediatric intracardiac procedures performed ...
  • Extensions to asmuth bloom secret sharing scheme 
    Ersoy, Oğuzhan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    The term \Extensions" in the thesis title refers to homomorphism and veri ability additions to the Asmuth-Bloom scheme. Homomorphic abilities enable computations on hidden data without opening it, and veri ability eliminates ...
  • A sofware-based controller for single-molecule experiments using an atomic force microscope integrated with a magnetic manipulator 
    Feng, Luying. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    Single-molecule methods have become powerful tools to study biomolecules because they allow direct observation of the complex molecular kinetics. Among them atomic force microscope (AFM) is one of the most popular tools ...
  • Indoor propagation model for office environment at 900 MHZ and 1800 MHZ 
    Erol, Mehmet Akif. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    Propagation of electromagnetic waves became an important area of research since the invention of wireless communication. Propagation models are generally divided into three categories. First category includes terrestrial ...
  • High frequency RFID module design 
    Özen, Özgür. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    Radio frequency identi cation (RFID) is a rapidly growing technology area and it has numerous advantages such as none-LOS and contact-less operation, multiple tag identi cation, long read range and tag re-programmability. ...
  • Design and construction of an environmental chamber enabling electrical and electro-optic measurements 
    Çağlayan, Barlas. (Thesis (M.S.)- Bogazici University. Institute for Graduate Studies in Science and Engineering, 1982., 1982.)
    Measurements of electric.Field dependence of conductivity of semiconductor thin Films are very important in understanding the electrical characteristics of these materials. In these measurements it is necessary to use a ...
  • A decision tree based intrusion detection system with bootstrap aggregating, discretization, and feature selection 
    Özdemir, Seray. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    In this thesis, many machine learning techniques which are used for network intrusion detection are analyzed in detail. An intrusion detection system based on a combination of bootstrap aggregating, discretization, feature ...

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