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05/13/10

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BIOGRAPHICAL SKETCH

 

DEBORAH J. WALTER

 

PROFESSIONAL PREPARATION

University of Maryland, Electrical Engineering, B.S., 1990

Pennsylvania State University, Electrical Engineering, M.S., 1994

Pennsylvania State University, Electrical Engineering, Ph.D., 1999

 

APPOINTMENTS

2006 – present

Rose-Hulman Institute of Technology

Terre Haute, IN

 

Assistant Professor

 

Taught courses in electrical engineering including circuits and medical imaging

 

 

 

1999- 2006

GE Global Research Center

Niskayuna, NY

 

Electrical Engineer

 

System design and algorithms for x-ray computed tomography medical imaging.

 

 

 

1994 – 1999

Pennsylvania State University

State College, PA

 

Research/Teaching Assistant

 

Taught courses in electrical engineering and conducted research in atmospheric electrodynamics.

 

 

 

1986 – 1990

STX Systems Corp., NASA Goddard Space Flight Center

Greenbelt, MD

 

Instructor

 

Developed software for analysis of scientific data.

 

PUBLICATIONS

D.J. Walter, Mu, X., Berry, C.A., “Work in Progress – A study of how real world engineering experience can affect women’s academic career”, Proceedings of the 2008 FIE Conference, Saratoga, NY, Oct 22 – 25, 2008.

 Mu, X., Walter, D.J., Berry, C.A., “Work in Progress – A study of the effects of instructional media in an undergraduate electrical circuits course”, Proceedings of the 2008 FIE Conference, Saratoga, NY, Oct 22 – 25, 2008.

Chidanandan, A., Ferro, P., Frolik, J., Hirotani, M. Schmidt, K., Walter, D.J., Williams, J., “Pen-based Computing in the Engineering and Science Classroom: Implementation Scenarios from Three Institutions”, Proceedings of the 2008 FIE Conference, Saratoga, NY, Oct 22 – 25, 2008.

D.J. Walter, Berry, C.A., Hudson, T.A., Fischer, J., “Mentoring the Female Engineering Student”,  Proceedings of the 2008 ASEE IL/IN Sectional Conference, Terre Haute, IN, April 3 – April 5, 2008.

Berry, C.A., and Walter, D.J., “A Comparison of Learning Styles in an Introductory Electrical Systems Course”,  Proceedings of the 2007 ASEE IL/IN Sectional Conference, Indianapolis, IN, March 30 – April 1, 2007. 

D.J. Moore., Voltmer, D. R., Walter, D.J., “Have you tried? – The Sequel”, Proceedings of the 2007 FIE Conference, Milwaukee, WI, Oct 10 – 13, 2007.

Tkaczyk, J.E., R. Rodrigues, J. Shaw, J. Short, Y. Du, Xiaoye Wu, D.J. Walter , W. Leue, D. Harrison, P. Edic, Atomic Number Resolution for Three Spectral CT Imaging Systems , Proceedings of SPIE Medical Imaging Conference, Vol. 6510, p. 9, 2007.

 D.J. Walter, Tkaczyk, J.E., and Wu, X., Accuracy and precision of dual energy CT imaging for the quantification of tissue fat content, Proceedings of SPIE Medical Imaging Conference, Vol. 6142, pp. 511-522, 2006.

S. Sengupta, Jha, S., Walter, D.J., Du, Y., and Tkaczyk, J.E., Dual energy for material differentiation in coronary arteries using electron-beam CT, Proceedings of SPIE Medical Imaging Conference, Vol. 5745, p. 1306-1316, 2005.

 D.J. Walter, Wu, X., Du,Y., Tkaczyk, J.E., and Ross, W.R., Dual kVp material decomposition using flat panel detectors, Proceedings of SPIE Medical Imaging, Vol. 5368, p. 29-39, 2004.

 R.A. Kaucic, McCulloch, C.C., Mendonca, P.R.S., Walter, D.J., Avila, R.S., and Mundy, J.L., Model-based detection of lung lesions in CT exams, Proceeding of the 17th International Congress of Computer Assisted Radiology and Surgery, London, UK, June 25-28, p. 990-997, 2003.

 

PATENTS

issued patents

1 7,356,174 Contraband detection system and method using variance data
2 7,308,073 X-ray filter having dynamically displaceable x-ray attenuating fluid
3 7,298,812 Image-based material decomposition
4 7,263,167 Direct conversion X-ray detector with over-range and pile-up correction
5 7,236,559 Dual energy scanning protocols for motion mitigation and material differentiation
6 7,212,604 Multi-layer direct conversion computed tomography detector module
7 7,209,536 CT colonography system
8 7,054,409 Volumetric CT system and method utilizing multiple detector panels
9 6,848,827 Method and apparatus for calibrating detector spectral response

patent applications

1 20080165920 METHOD AND APPARATUS FOR REDUCTION OF METAL ARTIFACTS IN CT IMAGING
2 20080137803 DIAGNOSTIC IMAGING TWO NON K-EDGE BASIS MATERIALS PLUS N K-EDGE CONTRAST AGENTS
3 20070237288 IMAGE-BASED MATERIAL DECOMPOSITION
4 20070189443 DETECTION OF THROMBI IN CT USING ENERGY DISCRIMINATION
5 20070098642 Nanoparticle-based imaging agents for X-ray/computed tomography
6 20070098641 Nanoparticle-based imaging agents for X-ray/computed tomography
7 20070098640 Nanoparticle-based imaging agents for X-ray/computed tomography
8 20070092066 X-RAY FILTER HAVING DYNAMICALLY DISPLACEABLE X-RAY ATTENUATING FLUID
9 20070076848 Direct conversion X-ray detector with over-range and pile-up correction
10 20070076842 Adaptable energy discriminating computed tomography system
11 20070041490 Dual energy scanning protocols for motion mitigation and material differentiation
12 20070003006 Multi-layer direct conversion computed tomography detector module
13 20060251209 Energy sensitive x-ray system and method for material discrimination and object classification
14 20060109953 CT COLONOGRAPHY SYSTEM
15 20060109949 SYSTEM AND METHOD FOR ACQUISITION AND RECONSTRUCTION OF CONTRAST-ENHANCED, ARTIFACT-REDUCED CT IMAGES
16 20050249416 Contraband detection system and method using variance data
17 20050226484 Method and apparatus for efficient calculation and use of reconstructed pixel variance in tomography images
18 20050180542 CT-Guided system and method for analyzing regions of interest for contraband detection
19 20050031075 System and method for detecting an object
20 20040228451 Method and apparatus for calibrating detector spectral response
21 20040125917 Volumetric CT system and method utilizing multiple detector panels

EXPERIENCE

·   Over 8 years experience in product development and research on medical imaging systems

·   Inventor or co-Inventor of 9 issued patents and 21 patent applications

·   Co-PI on an NIH Grant ‘Dual kVp for CT Colonography’, a collaboration of engineers from GE Global Research and Radiologists from Mayo Clinic

·   Project leader for the system design for a DoD grant titled ‘High Resolution Volumetric CT for Lung Cancer’

 Graduate Advisors

Dr. John D. Mitchell, Pennsylvania State University

Dr. Charles Croskey, Pennsylvania State University

 

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