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Welcome

Department Seminars Fall 2006

Usually 12:30 p.m. Tues., EE123

Date & Speaker

Topic

Sept. 12: Lu Gan Design of a Computer-Integrated Control System for an Optimized Fluidic Self-Assembly (FSA) Process
Sept. 19: Greg Middlestead & Dr. Roger Green NDSE ECE DSP Initiatives
Oct. 10: Dr. Eric A. Ash Technological Threads of Continuity: Scientific Realism and the Military Industrial Complex
Oct. 17: Dr. David Rogers Foundations of Engineering Ethics
Oct. 31: Jonathan Tolstedt Protecting Your Idea: An Overview of Patents and Intellectual Property
Nov. 7: Matt Noah CNSE & Commercial
Nov. 21: Qun Li Optimizing Piezoelectric Energy Harvesting by Modeling and Analysis
* Room and/or time different from the usual

Design of a Computer-Integrated Control System
for an Optimized Fluidic Self-Assembly (FSA) Process

12:30 p.m. Tuesday, Sept. 12, 2006

in EE 123

by Lu Gan

ECE Dept.
NDSU

Abstract

An optimized assembly process with a Compact Assembly Pod (CAP) device is proposed to accelerate the current Fluidic Self-Assembly (FSA) technique. A Computer-Integrated Control System is therefore required to execute this process and regulate the device. In this presentation, such an optimized process will be introduced, followed by the design of the control system. Finally, some of the functionalities and system tests results will be discussed.

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NDSE ECE DSP Initiatives

by Greg Middlestead &
Dr. Roger Green

ECE Dept.
NDSU

Abstracts

This seminar will present material from two papers.

Greg Middlestead will present An Improved DSP-Based EIS Instrument Using Real-Time Performance Monitors and Parameter Adjustment (to appear in the 12th IEEE Digital Signal Processing Workshop, September 2006).

Electrochemical impedance spectroscopy (EIS) methods are commonly used to estimate the performance of corrosion resistant coatings. A multi-frequency EIS improves performance over traditional EIS systems through shortened trial times. With the addition of real-time performance monitors, a multi-frequency EIS system provides users with a better understanding of estimate quality and automatically adjusts a variety of parameters to further improve instrument performance. Such an automated multi-frequency EIS system is realized with modern digital signal processing (DSP) hardware.

Dr. Roger Green will present An Introduction to Scholar Teams: A Method to Enhance DSP Education and Competence (to appear in the 4th IEEE Workshop on Signal Processing Education, September 2006).

This talk introduces the concept of Scholar Teams (STs), discusses strategies to successfully implement STs, overviews the results of the first two years of comprehensive ST trials conducted in the Electrical and Computer Engineering (ECE) department at North Dakota State University (NDSU), and details a specific ST, the Digital Signal Processing (DSP) ST, to illustrate the benefits of STs, particularly from a DSP education perspective.

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Technological Threads of Continuity: Scientific Realism and the Military Industrial Complex

12:30 p.m. Tuesday, Oct. 10, 2006

in EE 123

by Dr. Eric A. Ash

Department of Aerospace Studies
NDSU

Abstract

No academic discipline or profession can separate itself from history, and the history of technology is no exception. This presentation briefly looks at 19th and 20th Century technological intersections in Prussia, Russia, the United States and Britain to illuminate the international nature of the Military Industrial Complex. Nation-states as well as non-national actors have bartered, stolen, copied, and competed in technological endeavors, perhaps more than in any other field of knowledge. Often the technologies involved have direct or at least indirect military applications. This presents a paradox. Engineers, economists, politicians, and scientists compete to achieve their desired results, sometimes without paying much attention to second and third-order effects. Historically, the results have been both positive and negative, but are important for engineers of the future to understand and appreciate.

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Foundations of Engineering Ethics

12:30 p.m. Tuesday, Oct. 17, 2006

in EE 123

by Dr. David A. Rogers

ECE Dept.
NDSU
and
Paulo F. Ribeiro
Engineering Department
Calvin College
Grand Rapids, MI

Abstract

Engineering ethics can be taught from the perspective of promoting the common good or within the tradition of the shared values of the supporting community. There is a logical connection between these two perspectives that can serve as the foundation for the teaching of applied engineering ethics. Ethics is at the foundation of engineering education. New technologies bring new ethical challenges to the engineer. The life experience of the student if rooted in the shared values of a community or in the pursuit of the common good elevates the way the profession is practiced and improves the quality of the products and systems that flow out of the activities of the profession.

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Protecting Your Idea: An Overview of Patents and Intellectual Property

12:30 p.m. Tuesday, Oct. 31, 2006

in EE 123

by Jonathan Tolstedt

Phoenix International
Fargo, ND

Abstract

The intent of this seminar is to provide an overview of intellectual property law as it relates to engineers and engineering students. A definition of several types of intellectual property will be given, with an emphasis on patents. The basic steps for obtaining patent protection for an invention will be outlined. The speaker will also touch briefly on careers in patent law, and what it takes for someone to become a registered patent agent or attorney.


About the Presenter

Jonathan Tolstedt is registered as a patent agent before the United States Patent and Trademark Office (USPTO). He holds a Bachelor of Science degree in Electrical Engineering, and a Master of Science in Computer Science. Jonathan works full time for Phoenix International in Fargo (a division of John Deere), is the president of his own consulting company, and teaches a class in computer programming as an adjunct lecturer at North Dakota State University.

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CNSE & Commercializing NDSU Research

12:30 p.m. Tuesday, Nov. 7, 2006

in EE 123

by Matt Noah
Senior Project Manager

CNSE, NDSU
Fargo, ND

Abstract

The Center for Nanoscale Science & Engineering (CNSE) is a multidisciplinary organization whose employees have a spectrum of educational and industrial experience & expertise. Dozens of student interns and a staff of PhD researchers, engineers, physicists, chemists and others engage in commercial, government and military projects. CNSE projects span a range of applications from military and homeland security to coatings to advanced vending machine solutions. The opportunity for collaboration with various NDSU academic departments can lead to greater financial success, greater economic development, accrual of important intellectual property and an enhanced reputation for NDSU and North Dakota.

Commercialization of NDSU research is on the forefront of the minds of policy makers, legislators, the Governor and our Congressional delegation. Commercialization in the form of licensing, spin-out company formation and collaborative project development will be discussed. The nuts and bolts of how to accomplish these goals will be discussed. The interaction of the various academic departments, ECE in particular, will be discussed with an eye towards the above commercialization opportunities.

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Optimizing Piezoelectric Energy Harvesting by Modeling and Analysis

12:30 p.m. Tuesday, Nov. 21, 2006

in EE 123

by Qun Li

NDSU
Fargo, ND

Abstract

Although the piezoelectric effect was discovered over a century ago, the piezoelectric energy harvesting has not attracted much research interest because of the low power generated. Recently, the research on piezoelectric energy harvesting has been re-ignited, however, following the dramatic advance of microelectronics, which makes low power electronic applications practical.

This seminar focuses on the optimization of piezoelectric energy harvesting, which includes two aspects: one is to transfer mechanical energy into electric energy efficiently and the other is to transfer the generated electric energy to the load efficiently.

For the first aspect, starting from the theoretical analysis of a linear piezoelectric model, I derive the electromechanical coupling coefficient and the maximal transmission coefficient of a piezoelectric generator. The conclusion has also been applied to several common piezoelectric generators through the constitute equations. For the second aspect, the reason for low electric energy transfer rate has been analyzed and several improved interface circuits have been introduced.

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