Browsing M.S. Theses by Issue Date

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  • 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 ...
  • Automatic datapath and controller generation for reconfigurable ASIP 
    Çulha, Ender. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    The need for complex designs that meet the desired application speci c criteria and time-to-market pressure increase the importance of High Level Synthesis (HLS) tools, which take high level behavioral representation of ...
  • On off keying modulation/demodulation and its applications 
    Omuz, Berk. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    OOK based communication is getting more and more popular to reduce the power consumption of portable systems. Although OOK based communication requires less circuit complexity, high performance structures are needed. Most ...
  • 10-BIT 60 MS/s two-step flash ADC design 
    Esen, Vahap Barış. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Two step flash ADCs have widespread use in electronic circuits, since they can achieve decent resolutions in high speed applications. Their two step structure requires coordination of many analog blocks that is ensured by ...
  • Effects of reverberation on monaural speech separation and recognition 
    Kurçenli, Hakan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Speech recognition is an active area of research with implementations spanning from commercial to medical applications such as hearing aids. Recognition of speech signals is studied for decades and a lot of progress has ...
  • Rigid & elastic composite registration of 3D LEG T1-weighted MR images for strain analysis 
    Derman, Ekberjan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Strain analysis of deformation eld is a crucial step for scienti c analysis of muscle structures in MRI data sets. They are commonly used for di erent types of data analysis such as force transmission among muscles which ...
  • FPMA design in submicron technologies with digital error correction 
    Kara, İsmail. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    The trend in VLSI systems towards System-On-Chip (SOC) leads to integration of digital and analog circuits on a single chip. The communication between the digital and analog blocks is employed by A/D and D/A converters. ...
  • 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 ...
  • Multirobot exploration with bubble space based topological maps 
    Akdeniz, Bayram Cevdet. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    This thesis is concerned with autonomous exploration with single and multirobot systems. In particular, the robots are assumed to be endowed with three-dimensional laser sensors. The exploration strategies are based on ...
  • 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 ...
  • Design and characterization of the power supply unit and driver blocks of a MOS based localization system for MRI 
    Çamlı, Berk. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    MRI is an imaging technique frequently used in medicine and related elds. Advantages associated with it are the acquisition of images with higher contrast and exibility in computational environment. MRI is also desirable ...
  • Delay based handover algorithm design for femtocell networks 
    Kaymakçıoğlu, Piri. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Mobile communication systems have limited frequency resources and macrocellular architecture utilizes smaller one tier cells to gain frequency reuse. One approach to enhance the overall system capacity is to use two tier ...
  • Simulating atmospheric turbulence using a bubble model for free space optical communication links 
    Yüksel, Demet. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Free space optical (FSO) communication has emerged as a viable technology for broadband wireless applications. FSO technology o ers the potential of high bandwidth capacity over unlicensed optical wavelengths. On long-range ...
  • New approaches to automated analog circuit design for robustness 
    Kırbaç, Can Doğan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    This thesis presents di erent simulation-based analog circuit synthesis methodologies to obtain robust circuit synthesis and their results. HSPICE is used as simulator and SACSES is used as general methodology for mentioned ...
  • Maximum disparity estimation for depth discomfort detection 
    Gürol, Ömer Can. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    This thesis documents a work in which prediction of depth related discomfort levels, while watching stereoscopic 3D videos is studied. In commercial 3D videos, excessive depth levels can cause discomfort to the viewer and ...
  • Probabilistic time series classification 
    Sübakan, Yusuf Cem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    In this thesis, we investigate probabilistic methods for time series classification and clustering problems. For various classification and clustering tasks, we survey different time series models such as Markov models, ...
  • Thermoelectrical properties of polithiophene (P3HT) thin film polymers 
    Hacıahmetoğlu, İbrahim Gökhan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Conducting and semiconducting polymers show very interesting thermoelectric characteristics by having relatively high electrical but low thermal conductivity. This suggests that they can be used in thermoelectric patterning, ...
  • RSSI based position estimation in ZigBee sensor networks 
    İleri, Fatih. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Localization in wireless sensor networks is getting more and more important in the recent years, since many applications need to locate the source of incoming measurements as precise as possible. Channel propagation and ...
  • 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 ...
  • Skeletal muscle deformation analysis using diffusion tensor magnetic resonance imaging 
    Akyazı, Pınar. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Skeletal muscles are highly organized tissues formed of ber bundles packed together. Muscle bers have distinct orientations which makes them a favorable subject for di usion tensor imaging (DTI) based analyses. DTI ...

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