Browsing Engineering (Faculty of) by Subject "Electrical & Computer Engineering"
Now showing items 21-40 of 96
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Channel Estimation and Equalization for Cooperative Communication
(University of Waterloo, 2006)The revolutionary concept of space-time coding introduced in the last decade has demonstrated that the deployment of multiple antennas at the transmitter allows for simultaneous increase in throughput and reliability because ... -
Circuit Model Parameter Extraction and Optimization for Microwave Filters
(University of Waterloo, 2002)This thesis presents a method for parameter extraction of circuit elements from microwave filters. This diagnosis method can be applied to a sufficiently large number of filters and it can also be used in conjunction ... -
Classification-Based Adaptive Search Algorithm for Video Motion Estimation
(University of Waterloo, 2006)A video sequence consists of a series of frames. In order to compress the video for efficient storage and transmission, the temporal redundancy among adjacent frames must be exploited. A frame is selected as reference ... -
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, ... -
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 ... -
Convex Optimization and Utility Theory: New Trends in VLSI Circuit Layout
(University of Waterloo, 1999)The design of modern integrated circuits is overwhelmingly complicated due to the enormous number of cells in a typical modern circuit. To deal with this difficulty, the design procedure is broken down into a set of ... -
Design and Analysis of Intelligent Fuzzy Tension Controllers for Rolling Mills
(University of Waterloo, 2002)This thesis presents a fuzzy logic controller aimed at maintaining constant tension between two adjacent stands in tandem rolling mills. The fuzzy tension controller monitors tension variation by resorting to electric ... -
Design and Analysis of Low-power SRAMs
(University of Waterloo, 2006)The explosive growth of battery operated devices has made low-power design a priority in recent years. Moreover, embedded SRAM units have become an important block in modern SoCs. The increasing number of transistor ... -
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 ... -
Design and Development of a Power Modulator for Insulation Testing
(University of Waterloo, 2006)Variable speed drives allow for more precise speed control of induction motors, are of high power factor, and offer fast response characteristics, compared to older technologies, such as motor-generator sets and eddy current ... -
Design and Optimization Methodology of Sub-dermal Electroencephalography Dry Spike-Array Electrode
(University of Waterloo, 2006)Monitoring bio-electric events is a common procedure, which provides medical data required in clinical and research applications. Electrophysiological measurements are applied in diagnosis as well as evaluation of the ... -
Design of a MOSFET-Based Pulsed Power Supply for Electroporation
(University of Waterloo, 2006)The use of high-voltage pulsed electric fields in biotechnology and medicine has lead to new methods of cancer treatment, gene therapy, drug delivery, and non-thermal inactivation of microorganisms. Regardless of the ... -
Design of A Saccadic Active Vision System
(University of Waterloo, 2006)Human vision is remarkable. By limiting the main concentration of high-acuity photoreceptors to the eye's central fovea region, we efficiently view the world by redirecting the fovea between points of interest using eye ... -
Design of CMOS Distributed Amplifiers for Broadband Wireline and Wireless Communication Applications
(University of Waterloo, 2006)While the RF building blocks of narrowband system-on-chip designs have increasingly been created in CMOS during the past decade, researchers have started to look at the possibility of implementation of broadband ... -
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 ... -
A Dynamic Vocabulary Speech Recognizer Using Real-Time, Associative-Based Learning
(University of Waterloo, 2006)Conventional speech recognizers employ a training phase during which many of their parameters are configured - including vocabulary selection, feature selection, and decision mechanism tailoring to these selections. After ... -
Efficient Analysis for Nonlinear Effects and Power Handling Capability in High Power HTSC Thin Film Microwave Circuits
(University of Waterloo, 2000)In this study two nonlinear analysis methods are proposed for investigation of nonlinear effects of high temperature superconductive(HTSC) thin film planar microwave circuits. The MoM-HB combination method is based on ... -
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 ... -
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 ... -
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 ...