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Browsing by Author "Dean, Robert"
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Advanced Process-Property Characterization of Additively Printed Flexible Hybrid Electronics (FHE)
Goyal, Kartik (2022-12-09) ETD File Embargoed
Printed Electronics (PE) is a constant evolving and growing technology that shows a tremendous potential for the future of electronics. Advancements in PE processes demonstrates its viability to fabricate electronic circuits ...
Advanced RC Phase Delay Capacitive Sensor Interface Circuits for MEMS
Meng, Yuan (2015-05-06)
Many types of sensors in MEMS technology convert a measurand to a proportional change in capacitance. One of the techniques of measuring capacitance is utilizing the phase delay of an RC network with a resistor and the ...
Advances in Electronic Chaotic Oscillators with Applications in Communication Systems and Radar System
Rhea, Benjamin (2019-07-18)
Chaos theory is an emerging topic in electronics due to some of the inherent properties that
can be considered advantageous in particular applications. Some of these properties include
topological mixing, continuous power ...
Analog Computation of a High Frequency Exactly Solvable Chaotic Communications System Using State Variable Networks
Beal, Aubrey (2015-05-18)
The design of a high frequency, chaotic oscillator and linear matched filter has been shown as a viable means of electronic communication. Although many chaotic systems are noted for complex or unpredictable behavior, a ...
Analysis of an Application where the Unscented Kalman Filter is not Appropriate
Anderson, Abby (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 ...
Application of MEMS Inertial Sensors in Sensing Passive Eye Response as a Surrogate for Brain Response to Head Acceleration and Rotation for On-field Objective Assessment of Concussion
Meng, Yuan (2018-11-27)
The passive eye response (PER) may act as a surrogate for the brain response to head acceleration during a concussion causing impact. A novel eye movement sensor designed in this dissertation is used to verify this hypothesis ...
Artificial Nonlinear Stiffness and Artificial Vacuum for Wide-Bandwidth High-Q Resonance Behavior
Han, Yingsong (2023-07-27)
This dissertation explores the use of electrostatic force feedback to generate artificial
performance characteristics in a microdevice that would otherwise not be possible. As a test case,
a non-vacuumed microresonator ...
Capacitive Sensors and their Interface Circuits
Rane, Aditi (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 ...
CMOS Exactly Solvable Chaotic Oscillator
Fendley, Casey (2019-11-18)
The design and simulation of a complementary metal-oxide-semiconductor (CMOS) exactly solvable chaotic oscillator is presented in this work. The goal of this work is to design and simulate a high-frequency implementation ...
Considerations and Options for High Temperature Die Attach
Henson, Phillip (2010-07-27)
Development of electronics that can withstand temperatures ranging from 200oC up to 600oC is a growing research area. More electronic aircraft, space exploration and in engine automotive electronics are some examples of ...
Design and Simulation of a High Frequency Exactly Solvable Chaotic Oscillator
Beal, Aubrey (2012-07-27)
It has been shown that the performance of communication systems based on low dimensional chaotic systems with exact analytic solutions containing a single fixed basis function may exhibit performance comparable to that of ...
Development of an Improved RF Band-Pass Filter using CSRR Metamaterial Structures on an LCP Substrate
James, Christopher (2015-05-11)
For over a decade, academic exploration into the emerging field of metamaterial technology has resulted in advancements in the design of myriad devices such as oscillators, antennas, transmission lines, superlenses, and ...
Development of Embedded Systems for Continuous Monitoring of Additively-Manufactured Flexible Sensors and Reliability Modeling of Large-Scale Flip-Chip Ball Grid Arrays
Cranston, Brett (2023-07-18)
This thesis has been redacted.
Die Attach for High Temperature Applications
Shen, Zhenzhen (2014-12-17)
The energy sector is seeing dynamic growth with advanced oil and gas recovery methods being deployed. Measure-while-drilling (MWD) and downhole production instrumentation is important to maximize production and safety. ...
A digital method to determine the transmissibility of a MEMS device
Wu, Yixuan (2015-01-07)
A microcontroller based technique for measuring the transmissibility of a MEMS device is very useful and meaningful. The resulting data can provide feedback to improve the design, modeling and fabrication process. A new ...
Digital Reverse Time Chaos and Matched Filter Decoding
Bailey, John, III (2015-05-04)
The use of reverse time chaos allows the realization of hardware chaotic systems that can operate at speeds equivalent to existing state of the art while requiring significantly less complex circuitry. Unlike traditional ...
Direct-Write and Aerosol Jet Processes with Evaluation for Additively Printed Electronics
Narangaparambil, Jinesh Janardhanan (2023-08-04) ETD File Embargoed
Printed electronics, with their eco-friendliness, cost-effectiveness, and scalability, are becoming popular as a replacement for traditional silicon electronics. Flexible batteries, wearable sensors, and screens are just ...
Efficient Determination of Copper Electroplating Chemistry Additives using Advanced Neural Network Algorithms
Ellis, Charles (2015-04-30)
Copper plating is the metallization process of choice for modern semiconductor devices. It has proven to be a relatively inexpensive and simple process and easily adaptable to high volume manufacturing. The development of ...
Electromagnetic Characterization of a PCB Salinity Sensor
Werner, Frank (2016-07-20)
Saltwater intrusion occurs when seawater contaminates sources of freshwater and is a major concern for coastal communities. Presented is a sensor developed for easily measuring saltwater intrusion. The sensor is comprised ...
An Evaluation System For Mechanical And Electrical Characterization Of MEMS Devices
Kim, Seong Jin (2009-05-15)
The evaluation of MEMS devices during the developmental phase prior to packaging is challenging. However, evaluating a MEMS device in die form can be useful, as its electrical and mechanical test results can provide useful ...