• Migration-based image reconstruction methods for plane-wave ultrasound imaging 

  Albulayli, Mohammed (2018-08-08)

  Ultrasound imaging plays an important role in biomedical diagnostics due its safety, noninvasive nature, and low cost. Conventional ultrasound systems typically form an image frame by scanning the region of interest ...
• Field theory analysis and design of circular waveguide components 

  Balaji, Uma (2018-07-31)

  RF/microwave terrestrial point-to-point and satellite communication systems employ a large number of waveguide components operating at microwave and millimeter wave frequencies. Accurate design of these components for ...
• A multiple-antenna-multiple-equalizer system for CDMA indoor wireless systems 

  Subramanian, Srikanth (2018-07-31)

  A multiple-antenna-multiple-equalizer (MAME) system is proposed for overcoming cochannel interference (CCI) in code-division multiple access (CDMA) indoor wireless systems. The main advantage of the MAME system is the ...
• Talking with Antigone 

  Schraefel, Monica M. C. (2018-07-25)

  This project considers the role of conversation in writing by women, specifically, the role of conversational spaces for women’s construction of self within the symbolic. It does this through a consideration of narrative ...
• Broadband acoustical superresolution imaging of breaking ocean waves 

  Andrew, Rex Kelley (2018-07-19)

  An acoustic array was deployed in the nearsurface layer in Saanich Inlet, B.C. to image breaking waves using only the naturally occurring acoustical radiation from the breaking region over the band [160 Hz, 2000 Hz]. The ...
• Analysis of self-resonant bent antennas 

  Ali, Mohammod (2018-07-19)

  The primary focus of this dissertation is on the analyses of self-resonant bent antennas. The need for the accurate characterization of such antennas due to their growing importance in present day wireless communications ...
• On optimum system design for wireless communications 

  Wu, Bo (2018-07-19)

  This dissertation addresses the issue of optimum system design to achieve reliable communication in the presence of various types of interference. Multiobjective formulation is used with noncooperative and cooperative ...
• Modelling of complex electromagnetic structures with TLM: theory and practice 

  So, Poman Pok-Man (2018-07-19)

  To design high frequency complex electromagnetic structures with TLM is not trivial in spite of the simplicity of the fundamental TLM algorithm. This is because TLM is a time and space discretization method in which the ...
• Throughput optimization in retransmission based communication systems 

  Siddiquee, Intekhaab Aalam (2018-07-18)

  Optimization of throughput, in a channel perturbed by random and burst noise, has been extensively studied. Block coding has been chosen as the type of code used in forward error correction. Constraints on the probability ...
• A 3-D visualization system for serial microscope images 

  Li, Jianping (2018-07-18)

  A three-dimensional (3-D) visualization system for serial microscope images is developed with special reference to its application in microscopy and cell biology. The 3-D visualization system involves three process stages, ...
• Analysis, design and control of a hybrid multilevel switching converter for synchrotron ring-magnet power 

  Kumar, Pavan M.R. (2018-07-17)

  This thesis presents the development of a Hybrid Multilevel Switching Converter (HMSC) for Ring-Magnet Power Supplies (RMPS). The thesis includes the analysis, design and control of the proposed converter. It introduces ...
• Modeling of general medium constitutive relationships in the transmission line matrix method (TLM) 

  de Menezes, Leonardo Rodrigues Araujo Xavier (2018-07-13)

  This thesis presents the modeling of general medium constitutive relationships in the Transmission Line Matrix (TLM) method. The technique is shown for two- and three-dimensional cases. The procedure consists of decoupling ...
• Characterization of semiconductor-based guided wave structures using field theoretical analysis techniques 

  Chen, Shuoqi (2018-07-13)

  In this dissertation, a variety of semiconductor based transmission lines are investigated. Among them are metal-insulator-semiconductor (MIS) coplanar waveguide (CPW) slow-wave structures and laser diodes. Although laser ...
• Neural networks for signal processing 

  Bhattacharya, Dipankar (2018-07-13)

  The application of neural networks in the area of signal processing is examined. Two major areas are identified and suitable neural networks are developed. In the first area, neural networks are used as a tool for the ...
• Spectral domain analysis of patch antennas and (M)MIC structures on lossy anisotropic substrates with possible applications to high-Tc superconductors 

  Cai, Zhenglian (2018-07-12)

  In this work, an efficient algorithm to rigorously derive the spectral-domain impedance dyadic Green's function for patch antennas and (M)MIC on general complex anisotropic substrates is developed. The main advantage of ...
• Signal processing techniques for airborne laser bathymetry 

  Wong, Henry (2018-07-11)

  Airborne laser bathymetry, a relatively new state-of-the-art technology for the mapping of sea depth by using active airborne laser ranging systems, has proved successful for charting shallow waters worldwide including ...
• Acquisition techniques for direct sequence spread spectrum packet radio systems 

  Shi, Zhen-Liang (2018-07-10)

  The thesis focuses on fast acquisition techniques for spread spectrum packet radio communications systems. Matched filters are often used to achieve fast acquisitions. A new synchronizer using multiple acquisition detection ...
• Performance analysis of trellis codes transmitted over fading channels 

  Tellambura, Chinthananda (2018-07-10)

  Trellis coded modulation (TCM) schemes, due to their bandwidth efficiency and coding gain, have been proposed for multipath fading (MF) channels. The object of this research is to analyze the performance of TCM schemes in ...
• Doubly adaptive filters for nonstationary applications 

  Peters, S. Douglas (2018-07-10)

  This dissertation examines the performance of self-tuning adaptive filters in non-stationary environments and deals with extensions to conventional adaptive filters that lead to enhanced performance. A number of the available ...
• Co-channel signal separation using coupled digital phase-locked loops 

  Hedstrom, Brad Allen (2018-07-09)

  Side effects of frequency reuse are discussed, particularly co-channel interference in scalar measurement FM systems. Continuous and discrete time state-space models for multiple source angle modulated communications ...

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