Browsing Department of Electrical Engineering by Title
Now showing items 586-605 of 647
-
Target Detection And Cognitive Radio Capacity Analysis Based On Sensor Networks
(Electrical Engineering, 2014-07-14)In this dissertation we studied two topics which are focused on target detection through foliage and capacity analysis of cognitive radio. We propose a multi-step information theory based scheme for target detection through ... -
Temperature And Frequency Dependence Of Thermal Impedance In Dielectrically Isolated SiGe HBTs
(Electrical Engineering, 2011-07-14)Silicon Germanium (SiGe) heterojunction bipolar transistors (HBTs) have been designed to cater the demand of high speed circuits having applications in wireless and optical communication. Due to higher cut-off frequencies ... -
A Ternary Pulse Compression Code: Design and Application to Radar System
(IEEE Xplore, 2010-03)In this paper, we present new developed ternary code – punctured binary sequence-pair, give its definitions and the autocorrelation properties. We also investigate Doppler shift performance of the proposed code. The ... -
The Design and Control of a Battery-Supercapacitor Hybrid Energy Storage Module for Naval Applications
(2016-05-10)As the Navy transitions to a more electrical fleet, the electrical architectures must adapt to the changing load profiles. With the introduction of electrical propulsion and new types of electrical energy based weapons, ... -
THE DEVELOPMENT OF MICRO-GAS CHROMATOGRAPHY SYSTEM WITH INTEGRATED PHOTONIC CRYSTAL SENSORS
(2021-08-10)Miniaturization of gas chromatography (GC) systems have made it possible to utilize the analytical technique in on-site applications without having to compromise data reliability offered by the conventional benchtop GC. ... -
THE DEVELOPMENT OF ON-CHIP OPTOFLUIDIC DROPLET LASERS
(2020-05-19)Optofluidic lasers have been an emerging field for the applications of biological sensing and diagnosis, chemical sensing, and point-of-care devices. Droplets, as optical cavities, confines whispering gallery modes with ... -
THE IMPACT OF EXTERNAL AND SELF-INDUCED MAGNETIC FIELDS ON THE DEVELOPMENT OF CORROSION ON FEROUS AND NON-FERROUS MATERIALS
(2016-09-13)As the US Navy continues to field ships with an increasing number of electrical generators and loads, it is unclear how the high magnetic fields being generated throughout the ship will affect the corrosion rate of the ... -
Theia: Radio Frequency Identification Performance Analysis Tool
(Electrical Engineering, 2010-03-03)In recent years there has been an increase in the adoption of Radio FrequencyIdentication or RFID systems for most applications that deal with investment (products/people) tracking. The ideal requirements of investment ... -
Theoretical And Experimental Study Of Wide-band Quasi-planar Conical Antennas
(Electrical Engineering, 2008-09-17)Conical antennas are widely used in many applications because of their broad input impedance bandwidth and omni-directional radiation pattern. However, conical antennas usually have three-dimensional structures and are, ... -
Theory and applications of absorbing guided-mode resonant devices in sensing, communications, and display
(2017-08-08)Guided-mode resonant (GMR) technology is incorporated into lossy dielectric materials to assist in the absorption of incident light for various applications. Varying topologies and methodologies are explored. A series of ... -
Thermal Characterization Of Dielectrically Isolated Bipolar Junction Transistor
(Electrical Engineering, 2009-09-16)Since the integrated circuit (IC) was invented in 1960, the operating speed of semiconductor devices has steadily increased and the number of semiconductor devices in an IC chip has grown by a size reduction of the devices. ... -
Thermal Effects And Analysis Of High Frequency Devices In Analog Integrated Circuit Design
(Electrical Engineering, 2013-03-20)Heterojunction Bipolar Junction Transistors (HBTs) are used in various high frequency applications in modern day technology. These devices produce high trans-conductance which is need for high frequency application. Their ... -
Thermal Effects And Analysis On Analog Integrated Circuit Design
(Electrical Engineering, 2009-09-16)Analog circuit design is an art of circuit designing. With technology becoming more advance and size of devices shrinking, circuit designing has becoming a real chance for the designers to meet up the demands in the market. ... -
The Thermal Effects Of Self Heating Of Transistors On Analog Amplifier Design And Evaluation
(Electrical Engineering, 2009-09-16)Electrothermal effects play a major role in the performance of modern silicon-on-insulator (SOI) bipolar junction transistors (BJTs). This research work examines the influence of electrothermal feedback within a single ... -
Thermal Effects On Analog Integrated Circuit Design
(Electrical Engineering, 2007-08-23)Analog Integrated Circuit design (IC) is a big challenge in this modern age. Thermal effect has a substantial role in analog ICs performance. Thermal effects on analog IC design have been investigated in this dissertation ... -
Thermal stability of ohmic contacts between Ti and Se-passivated n-type Si(001)
(AIPDepartment of Electrical Engineering, NanoFAB Center, University of Texas at ArlingtonTexas Instruments, 2004-01-26)The thermal stability of the interface between Ti and Se-passivated n-type Si(001) is investigated. As-deposited Ti contacts show ohmic characteristics. After annealing at temperatures from 200 °C to 480 °C in air, the ... -
Time Invariant Modeling Of Higher Order DC-DC Converters
(Electrical Engineering, 2012-07-25)A time invariant modeling technique is proposed for higher order dc-dc converters, including Cuk, SEPIC, and Zeta converters. This thesis also investigates some issues involved in applying existing averaging techniques ... -
Time Synchronization In Network-centric Sensor Networks
(Electrical Engineering, 2007-08-23)Time synchronization is a crucial component of infrastructure for wireless sensor networks (WSN). Most applications of WSNs make extensive use of time synchronization, for accurate timestamping of events, coordinate ... -
Time-Triggered Controller Area Network Design for Formula SAE Racecars and Technique for Measuring CPU Usage on Systems with Nested and Non-Nested Interrupts
(2016-08-26)This document presents a design method and example for a time-triggered CAN (TTCAN) system which reduces latency, variability in transmission frequency, and increases data throughput relative to the traditional free-for-all ... -
Time-varying Feedback Systems Design Via Diophantine Equation Order Reduction
(Electrical Engineering, 2008-04-22)Diophantine equation plays an important role in the design and synthesis of feedback compensators. Many methods have been developed to solve the Diophantine equation. This dissertation develops a new systematic approach ...