Browsing Auburn Theses and Dissertations by Department "Electrical Engineering"
Now showing items 21-40 of 250
Analysis of an Application where the Unscented Kalman Filter is not Appropriate
(2009-09-15)
In this work a spin stabilized rocket with a ring of lateral pulse jets for attitude correction
and fins that open early in flight is simulated. The rocket is simulated with five different sensor
packages: rate gyros ...
Analysis, Design and Construction of an LLC Resonant Converter
(2016-05-02)
The trend in DC/DC converters development is toward higher frequency, power density and efficiency. The traditional hard-switched converter is limited in switching frequency and power density. The phase-shift full-bridge ...
Analytical Study of the Effects of Grid Resistance on Grid-Connected PV Systems: Modeling and Simulation
(2015-04-22)
Lot of issues associated with grid-connected PV system have appeared. One of the issues is the variations of grid impedance. In the traditional real and reactive power calculations, the resistance of the transmission line ...
Antenna Array Beamforming for Low Probability of Intercept Radars
(2013-11-08)
A radar system's focus on low probability of intercept (LPI) performance has become increasingly important as systems designed for electronic support measures (ESM) and electronic counter measures (ECM) continue to become ...
Aperture Coupled Microstrip Patch Antenna for WIFI, WiMAX, and Radar Applications
(2014-04-25)
The aperture-coupled microstrip patch antenna is presented. The operation frequency
range of antenna is 4.8 - 5.2 GHz. This frequency range is possible due to the use of low
dielectric materials for the patch and microstrip ...
Application of Mobility Models to Collaborative Search and Rescue Robotics
(2011-05-26)
This thesis addresses the challenges of using small, low-cost robotic nodes with limited processing capabilities in collaborative search and rescue. Mobility models tailored specifically to the mobility patterns of such ...
Beam Collimation and Intensity Uniformization of Laser Diode Array Using Lenslets
(2013-01-09)
With the advent of the laser, its applications have been extended to many areas including material processing, such as welding, cutting and drilling; and medical procedures, such as eye surgery and cosmetic skin treatments; ...
Better Than Worst Case Timing Design With Latch Buffers On Short Paths
(2013-11-08)
With continued advances in CMOS technology, parameter variations are emerging as a major design challenge. Irregularities during the fabrication of a microprocessor and variations of voltage and temperature during its ...
Biventricular Active Mesh Model of the Heart and Analysis of Morphologic Changes Toward Physiology and Pathologies
(2012-08-15)
Cardiovascular disease (CVD) has been reported as the number one cause of death in the world. It is estimated that by 2030, about 23.6 million people will die from a type of CVD. It is a problem that crosses both gender ...
Blind source separation methods for analysis and fusion of Multimodal brain imaging data
(2013-07-10)
With the advent of functional magnetic resonance imaging (fMRI), several studies have emerged to decipher the functioning of the brain. However, three major issues limit the inferences that one could obtain from the brain ...
Built-in Self-Test and Calibration of Mixed-signal Devices
(2011-05-05)
Wide adoption of deep sub-micron and nanoscale technologies in the modern semiconductor industry is resulted in very large complex mixed-signal devices. It has then become more difficult to estimate and control device ...
Built-In Self-Test for Digital Signal Processor Cores in Virtex-4 and Virtex-5 Field Programmable Gate Arrays
(2010-05-04)
Current Field Programmable Gate Arrays (FPGAs) incorporate special cores, apart from logic, such as digital signal processor (DSP) cores. The DSP cores can be cascaded to implement complex functions. An effective test ...
Built-In Self-Test for the Analysis of Mixed-Signal Systems
(2010-04-08)
A new Built-In Self-Test technique called Selective Spectrum Analysis has been developed for the measurement of analog characteristics in mixed-signal circuits. This design utilizes digital components to generate and collect ...
Built-In Self-Test of Global Routing Resources in Virtex-4 FPGAs
(2009-05-05)
It is important to test programmable routing resources in Field Programmable Gate Arrays (FPGAs) because they take up the largest portion of configuration memory bits. In Virtex-4 FPGAs, routing resources account for over ...
Capacitive Sensors and their Interface Circuits
(2010-04-06)
An innovative technique has been developed to interface to capacitive sensors. This is a new technique where the unknown capacitance is connected with a resistance to generate a relative change of frequency in a CMOS ...
Carbon Nanotube Based Vacuum Diode Characteristics at Elevated Temperatures
(2016-05-18)
Since the discovery of carbon nanotubes twenty years ago, they have been studied heavily. Carbon nanotubes are known to have excellent mechanical, electrical, and thermal conductivity properties as well as for having a ...
Carbon Nanotube Cold Cathodes for Applications under Vacuum to Partial Pressure in Helium and Dryair
(2011-05-10)
Carbon nanotubes are known for their excellent field emission characteristics. This property of carbon nanotubes makes them a good choice for the cold cathode material for many high power applications. In this work carbon ...
Carbon Nanotube Vacuum Tube Diode RFID Tag
(2015-08-19)
Carbon Nanotubes (CNTs) have been studied for the past two decades and their research continues with new commercial and practical purposes. The structure of carbon and the many shapes it can form makes it an extremely ...
Carbon Nanotubes (CNTs) as Electron Emitters for Plasmas Operating in Subatmospheric pressure under DC and Pulsed Fields
(2014-05-05)
Subatmospheric pressure is defined as the pressure from several milliTorr to several hundred Torr. The plasmas operated in subatmospheric pressure have the advantages of easier construction and stable operation. The ...
Channel State Information Fingerprinting Based Indoor Localization: a Deep Learning Approach
(2015-07-28)
With the fast growing demand of location-based services in indoor environments, indoor positioning based on fingerprinting has attracted a lot of interest due to its high accuracy. In this thesis, we present a novel deep ...