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Browsing Elektrik- Elektronik Mühendisliği by Issue Date

Browsing Elektrik- Elektronik Mühendisliği by Issue Date

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  • Novel fault-tolerant distributed algorithms for approximate Byzantine consensus 
    Haseltalab, Ali. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    Reaching consensus in a network which contains faulty nodes is a critical problem in the eld of distributed and multi-agent systems. A distributed system which intends to do a certain task needs to display robustness ...
  • Image construction and cancer tissue detection algorithms for portable confocal microscopy system 
    Koç, Gamze. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    This thesis focuses on three main issues; namely, (i) image acquisition of cancer tissue, (ii) image stitching and (iii) image processing for cancer detection. An algorithm and a related circuity are implemented to create ...
  • Electroplating RF mems resonators and optical characterization 
    Kouhani, Mohammad Hossein Mazaheri. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    Magnetic resonance imaging (MRI) is an advantageous imaging platform for endovascular interventions due to its higher safety and performance comparing with other imaging techniques. Localization of the catheter under MRI ...
  • 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 ...
  • 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, ...
  • 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 ...
  • 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 ...
  • Asynchronous sigma-delta analog to digital converters 
    Kayaaltı, Balkır. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    Analog to digital conversion is the process of translating analog real world signals to their corresponding binary encoded form which digital devices need. Among the examples for analog signal sources storage devices like ...
  • Model based multiple audio sequence alignment 
    Başaran, Doğaç. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    It is increasingly more common that an occasion is recorded by multiple individuals with the proliferation of recording devices such as smart phones. When properly aligned, these recordings may provide several audio and ...
  • Robust ultra-wideband tranceiver integrated circuit design 
    Batur, Okan Zafer. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    Pulse-based wideband and UWB radios are well known for their use in radar technology. UWB has also been popular for its use on high data rate applications in recent years. UWB wireless sensor networks are known for their ...
  • 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 ...
  • Enhanced layout-aware circuit / ststem synthesis 
    Unutulmaz, Ahmet. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    This thesis presents the layout description script (LDS) which is suitable to be used within a template synthesizing layout aware circuit synthesis loop. LDS is a hybrid programming language supporting both sequential and ...
  • 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 ...
  • 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 ...
  • 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 ...
  • Autonomus multi-robot topological spatial cognition 
    Karaoğuz, Hakan. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    This thesis is concerned with topological spatial cognition in multi-robot systems. With topological reasoning, continuous space is discretized into a set of places that are spatially related. Thus, topological spatial ...
  • Stochastic transmission policies for energy harvesting wireless nodes 
    Su, Nuğman. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    We consider a single-link wireless communication system where the transmitter has a finite-capacity rechargeable battery that is receiving energy packets from an energy harvesting device (EHD) at certain time instants. The ...

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