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Light Trapping And Absorption Enhancement For High Performance Solar Cells And Infrared Photodetectors
(Electrical Engineering, 2010-07-19)
This dissertation presents the work on light trapping and absorption enhancement in solar cells and infrared photodetectors. Hemispherical microstructure based omni-directional anti reflection (Omni-AR) coating has been ...
A Simulation Tool Suite For The Modeling And Optimization Of Multiple Quantum Well Structures
(Electrical Engineering, 2007-08-23)
This thesis aims to develop a suite of computational tools for design, analysis, and simulation of semiconductor multiple quantum well structures with a user-friendly GUI. The research project focuses on the electrical and ...
A Frequency Domain Approach For Time-reversal Of Microwave Impulses
(Electrical Engineering, 2009-09-16)
In this thesis, a compact and low-cost electronic circuit system is designed for time-reversal of microwave impulses with nanosecond and sub-nanosecond temporal durations. A frequency domain approach is adopted in order ...
Optimization Of Hydrogen Filling Station
(Electrical Engineering, 2007-08-23)
After experiencing the price hikes in the fuel and electricity, renewable energy is considered as one of the most attractive alternatives for future utility industry. Also, Hydrogen via renewable energy is of interest due ...
Models And Algorithms To Determine Cerebral Activation Using Near Infrared Spectroscopy
(Electrical Engineering, 2007-08-23)
The specific aims of this dissertation were to develop: (1) Correlations between experimental protocols and oxygenated, deoxygenated, and total hemoglobin concentrations in the brain (2) Mathematical models to associate ...
Performance Analysis Of DPSK Systems With MIMO Employing EGC Over Wireless Fading Channels
(Electrical Engineering, 2007-09-17)
The proliferation of digital wireless communication services has increased the congestion of the available radio spectrum. In addition to that, wireless communications are encountered by multipath channel fading. To alleviate ...
A CMOS Ultra-wideband Differential Low Noise Amplifier
(Electrical Engineering, 2007-08-23)
In this thesis, a CMOS Ultra-wideband (UWB) Low noise Amplifier (LNA) was designed and simulated. In the design, specific architecture decisions were made in consideration of ultimately including this LNA in a system-on-chip ...
Performance Evaluation Of Greedy Heuristic For SIP Analyzer In H.264/SVC
(Electrical Engineering, 2008-08-08)
The latest scalable video coding standard, H.264/SVC uses many components of H.264/AVC standard to maintain backward compatibility and also has proposed many tools to support scalable video coding with increased coding ...
On Reducing Call Drop Outs By Improving Bit Error Rate Performance In A GSM Mobile Communications System
(Electrical Engineering, 2008-08-08)
Call Drop Out is one of the most annoying problems in Mobile Communications. It is one of the most important Quality of Service (QoS) indicators for a mobile carrier. Over the years, many strategies have been proposed to ...
A Potential Field Approach To Multiple Robot Formation Control
(Electrical Engineering, 2007-09-17)
A special case of cooperative control for mobile robots is considered - formation control. A potential field based algorithm is developed in which geometric, communication and information centric influences are considered ...