Browsing Electrical and Computer Engineering by Issue Date
Now showing items 41-60 of 1976
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Cache Coherency for Symmetric Multiprocessor Systems on Programmable Chips
(University of Waterloo, 2004)Rapid progress in the area of Field-Programmable Gate Arrays (FPGAs) has led to the availability of softcore processors that are simple to use, and can enable the development of a fully working system in minutes. This ... -
The Development of a Monolithic Shape Memory Alloy Actuator
(University of Waterloo, 2004)Shape memory alloys (SMAs) provide exciting opportunities for miniature actuation systems. As SMA actuators are scaled down in size, cooling increases and bandwidth, improves. However, the inclusion of a bias element ... -
Invariance Properties and Performance Evaluation of Bit Decoding Algorithms
(University of Waterloo, 2004)Certain properties of optimal bitwise APP (A Posteriori Probability) decoding of binary linear block codes are studied. The focus is on the Probability Density Function (<i>pdf</i>) of the bit Log-Likelihood-Ratio ... -
Modeling and Design of Photoconductive and Superconductive Terahertz Photomixer Sources
(University of Waterloo, 2005)Terahertz technology is a fast growing field with variety of applications in biology and medicine, medical imaging, material spectroscopy and sensing, monitoring and spectroscopy in pharmaceutical industry, security, and ... -
Using Temporal Evidence and Fusion of Time-Frequency Features for Brain-Computer Interfacing
(University of Waterloo, 2005)Brain-computer interfacing (BCI) is a new method of human-machine interaction. It involves the extraction of information from the electroencephalogram (EEG) through signal processing and pattern recognition. The ... -
Energy-Efficient Turbo Decoder for 3G Wireless Terminals
(University of Waterloo, 2005)Since its introduction in 1993, the turbo coding error-correction technique has generated a tremendous interest due to its near Shannon-limit performance. Two key innovations of turbo codes are parallel concatenated ... -
Modeling of a-Si:H TFT I-V Characteristics in the Forward Subthreshold Operation
(University of Waterloo, 2005)The hydrogenated amorphous silicon (a-Si:H) thin-film transistors (TFTs) are widely used as switching elements in LCD displays and large area matrix addressed senor arrays. In recent years, a-Si:H TFTs have been used ... -
Energy Efficient Design for Deep Sub-micron CMOS VLSIs
(University of Waterloo, 2005)Over the past decade, low power, energy efficient VLSI design has been the focal point of active research and development. The rapid technology scaling, the growing integration capacity, and the mounting active and leakage ... -
A Comprehensive Test and Diagnostic Strategy for TCAMs
(University of Waterloo, 2005)Content addressable memories (CAMs) are gaining popularity with computer networks. Testing costs of CAMs are extremely high owing to their unique configuration. In this thesis, a fault analysis is carried out on an ... -
Accounting for the Effects of Power System Controllers and Stability on Power Dispatch and Electricity Market Prices
(University of Waterloo, 2005)Recently, the widespread use of power system controllers, such as PSS and FACTS controllers, has led to the analysis of their effect on the overall stability of power systems. Many studies have been conducted to allocate ... -
An Efficient Computation of Convex Closure on Abstract Events
(University of Waterloo, 2005)The behaviour of distributed applications can be modeled as the occurrence of events and how these events relate to each other. Event data collected according to this event model can be visualized using process-time ... -
Alternative Models to Analyze Market Power and Financial Transmission Rights in Electricity Markets
(University of Waterloo, 2005)One of the main concerns with the introduction of competition in the power sector is the strategic behaviour of market participants. Computable models of strategic behaviour are becoming increasingly important to ... -
An Improved Model for the Dynamic Routing Effect Algorithm for Mobility Protocol
(University of Waterloo, 2005)An ad-hoc network is a packet radio network in which individual mobile nodes perform routing functions. Typically, an ad-hoc networking concept allows users wanting to communicate with each other while forming a temporary ... -
Third-Party TCP Rate Control
(University of Waterloo, 2005)The Transmission Control Protocol (TCP) is the dominant transport protocol in today?s Internet. The original design of TCP left congestion control open to future designers. Short of implementing changes to the TCP stack ... -
Foveated Sampling Architectures for CMOS Image Sensors
(University of Waterloo, 2005)Electronic imaging technologies are faced with the challenge of power consumption when transmitting large amounts of image data from the acquisition imager to the display or processing devices. This is especially a concern ... -
RC Snubber Design using Root-Loci Approach for Synchronous Buck SMPS
(University of Waterloo, 2005)This thesis presents an analytical approach using Root-Loci method for designing optimum passive series RC snubbers for continuous-current synchronous buck switch mode power supply (SMPS). Synchronous buck SMPS is ... -
Design and Characterization of Silicon-on-Insulator Passive Polarization Converter with Finite-Element Analysis
(University of Waterloo, 2005)As optical fiber systems evolve to higher data rates, the importance of polarization control and manipulation steadily increases. Polarization manipulating devices, such as polarization splitters and converters, can be ... -
Bit Serial Systolic Architectures for Multiplicative Inversion and Division over GF(2<sup>m</sup>)
(University of Waterloo, 2005)Systolic architectures are capable of achieving high throughput by maximizing pipelining and by eliminating global data interconnects. Recursive algorithms with regular data flows are suitable for systolization. The ... -
Comparing Geometric Models Against Empirical Data for Radiowave Landmobile Cellular Uplink AOA
(University of Waterloo, 2005)There has been an increase in demand for efficient wireless systems. Smart antennas using position location are one possible way to improve the capacity of cellular systems. In order to deploy such systems successfully, ... -
Analysis of the Deep Sub-Micron a-Si:H Thin Film Transistors
(University of Waterloo, 2005)The recent developments of high resolution flat panel imagers have prompted interests in fabricating smaller on-pixel transistors to obtain higher fill factor and faster speed. This thesis presents fabrication and modeling ...