Browsing Auburn Theses and Dissertations by Department "Electrical Engineering"
Now showing items 241-260 of 278
Selective and Non-selective Synthesis of Carbon Nanotubes (CNTs) by Chemical Vapor Deposition (CVD) Characterization: Catalysts and Underlayers Effects on Field Emission Properties
(2012-11-06)
Since the discovery of carbon nanotubes (CNTs), they have been attracted much attention with abundant potential applications based on their outstanding properties. CNTs
are well-known for their superior mechanical strength ...
Selective Spectrum Analysis and Numerically Controlled Oscillator in Mixed-Signal Built-In Self-Test
(2010-12-09)
Built-In Self-Test (BIST) offers a system the ability to test itself. Though it introduces inevitable extra cost for the added hardware, it also makes it possible to monitor, measure and calibrate the system on the fly ...
Self-Localization of Target nodes using Opportunistic communication with reference nodes, Statistical Time-Of-Arrival, Grid Method, Linear Matrix Inequality and Center-Of-Gravity
(2016-05-06)
Self-localization of mobile nodes is an important problem because many useful mobile applications will become feasible once accurate position information is available. Generally, existing methods for obtaining accurate ...
Signal Integrity Analysis of Transmission lines in Anisotropic Substrate for High-Speed Data Transmission
(2013-05-06)
Continuous increase in high-speed data rates is essential in today’s world in order to keep up with Moor’s law scaling and to meet application demands. This increase in information transfer rates is essentially limited by ...
Simulation and Analysis of a Metamaterial Filter on a Flexible Liquid Crystal Polymer Substrate
(2014-04-25)
Since 1968 there has been an ever increasing interest in the study of metamaterials. These man-made substances have tremendous potential to change the scientific study of optics, communications, and the overall RF regime. ...
Simulation and Characterization of an Exact Solvable Chaotic Oscillator and Matched Filter
(2012-07-23)
The simulation and characterization of a low frequency exact solvable chaotic oscillator and a corresponding matched filter is presented with discussion. The work builds on an existing design for the oscillator by realizing ...
Single and Multi-Phase Synchronous Buck Converter Voltage Control with Modeling, PID Controller Design, and Digital Implementation
(2014-07-03)
This paper covers the modeling and design of a digital controller for a single and multi-phase synchronous buck converter. First, a general overview of the power switching point-of-load (POL) converters will be presented. ...
Small Signal Equivalent Circuit Extraction and RF Noise Analysis in 28nm High-k/ Metal Gate RF CMOS
(2015-12-10)
This work extracts RF noise in a 28nm high-k/metal gate RF CMOS technology using
a small signal equivalent circuit. All extrinsic and intrinsic small-signal parameters are
extracted from measured data as well as scaling ...
Solar Energy Conversion and PEM Technology for a Residential Back-up Power System
(2013-04-22)
Shown in this work are the characterization, simulation, and implementation of a small-scale back-up power system powered through solar energy conversion. The technical approach utilizes solar arrays with a proton exchange ...
A Space-Time Separated and Jointly Evolving Relationship-Based Network Access and Data Protection System with NP-complete Defenses
(2013-04-19)
Attacks on information networks have been increasing in frequency and success in recent years. Attack methods are becoming increasingly sophisticated, and network defense systems have not kept pace. IDS and IPS systems ...
Spectral Methods for Testing of Digital Circuits
(2009-06-23)
Due to increasing design complexities of digital circuits in recent years, a growing problem in Very Large Scale Integrated (VLSI) digital circuit testing is the exponential rise in the test generation complexity and an ...
SPICE model implementation of a quantum phase-slip junction
(2015-07-24)
A quantum phase-slip is a superconducting phenomenon, which is identified as an exact
dual to Josephson tunneling. Therefore, the device known as a quantum phase-slip junction is
expected to be as significant and fundamental ...
Step-width Adjustment and Sidewall Control in Electron-beam Lithography
(2010-11-16)
Two-dimensional (2-D) patterns and three-dimensional (3-D) structures increasingly find applications in various devices such as diffractive optical elements, photonic element,
microelectromechanical systems (MEMS) etc. ...
Strategies for Efficient and Effective Scan Delay Testing
(2011-04-27)
Aggressive timing requirements in today’s high-speed designs have introduced the need to test for small delay defects and distributed timing faults caused by statistical process variations. Faster-than-rated clock delay ...
Stress Analysis in Bipolar Transistors
(2016-05-03)
Stress effects in semiconductor devices have gained significant attention in semiconductor industry nowadays. Stress effect in semiconductor devices is used as a beneficial effect in sensor applications and strain engineering ...
Stretch Processing Radar RFIC System Analysis and Front-end Design
(2012-04-16)
Current 0.13 u m SiGe BiCMOS technology allows for most of the components for an X-
band radar to be fabricated on a single IC. This paper discusses system design and analysis
of a stretch processing radar. The design ...
A Study of Harmonic Distortion Limit Change During the Reconfiguration Process of the Smart Grid
(2014-07-11)
On the purpose to find out if harmonic distortion limits of customer installations will change during a smart grid reconfiguration process, the thesis was completed. The smart grid concept has been widely accepted to ...
A Study of the Viability of RF MEMS for the Implementation of a Single-Chip Programmable RF Front End for Software Defined Radio Femto Cells
(2009-04-28)
The RF front end circuitry makes up over 60% of the cost of a base transceiver station (BTS, also referred as Node B in 3G networks). Included in this cost is that of the Power Amplifier unit, RF filters, and the GPS unit ...
Supervised Learning Models of fMRI Data for Inferring Brain Function and Predicting Behavior
(2014-04-25)
The development of fMRI has revolutionized cognitive neuroscience. There are two related areas gaining increasing interest: 1) Investigating the directional interactions between different regions. 2) Predicting human ...
Surface Flashover Studies of Dielectric Polymer Nanocomposites under KHz Unipolar Pulsed Fields in Partial Vacuum Environment
(2012-03-21)
Insulating materials play a significant role in high voltage power systems. In general, the high performance electrical insulation materials and structures must be free from unwanted and unpredictable dielectric breakdown ...