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Yayın tarihi için Elektrik- Elektronik Mühendisliği listeleme

Yayın tarihi için Elektrik- Elektronik Mühendisliği listeleme

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  • 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 ...
  • 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 ...
  • Integer programming based analysis of decoding failures for LDPC codes 
    Sarıduman, Abdullah. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Low-density parity-check (LDPC) codes are one of the most e cient and common error correcting codes thanks to their high error performance. Using iterative messagepassing decoding or linear programming (LP) decoding with ...
  • Hardware and software development for robocup SSL robots 
    Esen, Huzeyfe. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    In Small Size League (SSL) which is one of the most dynamic and fastest competitions of RoboCup, a soccer game is played between two autonomous teams of 6 robots on a field of size 6050 mm 4050 mm. Because of this ...
  • 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 ...
  • Adative bias and class AB operational amplifier topologies for sigma delta converters 
    Karaduman, Tayyar Oğuz. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    The technological improvements in digital Very Large Scale Integrated (VLSI) circuits increase the need of analog digital converter with high performance and lower power consumption. Principally, the oversampling techniques ...
  • 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, ...
  • Assertion based verification for analog and mixed-signal designs using simulations 
    Ulus, Doğan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    This thesis studies assertion based veri cation methodology for analog and mixedsignal (AMS) designs and improves analog expressiveness of assertions. Assertion based veri cation methodology is originally derived for digital ...
  • A novel biosensor based on a planar water gated organic field effect transistor using biotin functionalized polythiophene 
    Sis, Farshid Taleb. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    In this thesis, a novel affinity type biological sensor based on a planar water-gated field effect transistor (WGOFET) is introduced and investigated. The liquid electrolyte layer in the WGOFET is used as the gate insulator ...
  • The role of quadratic lyapunov functions in averaging based consensus algorithms 
    Aydemir, Gürkan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    Distributed consensus, that is described as the notion of achieving a common value by local information exchange, has been a popular research subject in recent years. Averaging based distributed consensus algorithms are ...
  • Robust watermarking of compressive sensed measurements under noise attacks 
    Yamaç, Mehmet. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    Traditional methods in data acquisition follow Shannon /Nyquist sampling theorem; one must sample a band-limited signal by at least two times faster than the signal bandwidth to exactly reconstruct the signal. However, ...
  • Mobility load balancing in self-organizing OFDMA networks 
    Tuncel, Nur Öykü. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    In any cellular network, load imbalance results in ine cient resource utilization and low throughput for cell-edge users. Mobility Load Balancing (MLB) is an essential feature of self-organizing networks (SON) concept in ...
  • Single-channel speech-music separation for robust ASR with mixture of NMF models 
    Demir, Cemil. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    In this dissertation, we analyze the single-channel speech-music separation problem for automatic speech recognition (ASR). The motivation of the study is to increase the performance of the ASR systems by decreasing the ...