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Professor with the Computer Science Department, East Stroudsburg University of Pennsylvania.
Associate professor with the Department of Math and Computer Science, University of Tennessee, 1994-1999.
NASA-ASEE Faculty Research Fellow with the NASA Goddard Space Flight Center, Greenbelt, MD, 1998.
Exchange visiting professor with the Hirosaki University, Hirosaki Japan, 1995.
Assistant professor with the Department of Math and Computer Science, University of Tennessee, 1989-1994.
Computer Science Researcher with the Data Systems Research Development Division, Oak Ridge National Laboratory, 1992-1993.
Adjunct professor with the School of Electrical Engineering and Computer Science in the University of Oklahoma, 1989.
Systems Analyst with the Office of Institutional Research in the University of Oklahoma, 1987-1989.
Programmer/Analyst II with the Office of Institutional Research, 1984-1987.
Interests:
Energy Efficient Use in Mobile Devices Based on Dynamic Voltage Scaling, with M Ivanov, Proceedings of the International Symposium on Performance Evaluation of Computers and Telecommunication Systems, Calgary, Canada, July 30 - August 3, 2006, pp, 319-326.
The Overhead Model of Word-level and Page-level Incremental Check Pointing, with J. Heo, Y. Cho and G. Jeon, Proceedings of the 2006 ACM/SIGAPP Symposium on Applied Computing, Dijon, France, April 24-27, 2006.
Applying a Multi-level Security Mechanism to a Network Address Translation Scheduler, with A. McDonald, H. Lee and I. Lee, Proceedings of the 21st International Conference on Computers and Their Applications, Seattle, WA, March 23-25, 2006.
Longest Common Sequence Problem on Pipelined Optical Bus Systems, Proceedings of the 18th International Conference on Parallel and Distributed Computing Systems, Las Vegas, NV, September 2005, pp. 275-280.
A Unified Hardware/Software Approach for Reducing Context Switching Time with Multiple Tasks, with H. Lee and I. Lee, Proceedings of the 18th International Conference on Parallel and Distributed Computing Systems, Las Vegas, NV, September 2005, pp. 212-217.
Two Approaches to Improve Java MIDP Record Management System in Wireless Devices, with S. Shin and C. Shim, Proceedings of the 2005 IEEE International Conference on Electro Information Technology, Lincoln, NE, May 22-25, 2005.
Efficient Use of Java MIDP Record Management System in Wireless Devices, with S. Shin, Proceedings of the 2005 IEEE Sarnoff Symposium, Princeton, NJ, April 18-19, 2005.
Algorithm for Reducing Complexity of Switching Time in Real-Time Multitask Environments, with H. Lee and I. Lee, Proceedings of the 20th International Society for Computers and Their Applications, New Orleans, LA, March 20-23, 2005.
Speculation in Solving Maximal Elements Problems on the Pipelined Optical Bus Systems with Various Processor Arrays, International Journal of Information, Volume 7, No.4, July 2004, pp. 537-542.
Reliable Transformation between Java RMI and CORBA Programs*, Proceedings of the 19th International Society for Computers and Their Applications, Seattle, WA, March 18-20, 2004, pp. 216-219.
Longest Repeated Suffix Problem on the Arrays with Pipelined Optical Bus Systems*, with D. Seme, Proceedings of the 35th IEEE SEC Symposium on System Theory, Morgantown WV, March 2003, pp. 69-73.
Architecture for Confidential Information Retrieval in Health Care Organizations, with J. Rhi, Journal of Personal Data Protection, Korea Information Security Agency, December 2002, pp. 1-12.
Distributed Object System with the Concurrent Use of CORBA and RMI*, Proceedings of the 17th International Society for Computers and Their Applications, San Francisco, CA, April 4-6, 2002, pp. 491-494.
Java RMI-based Data Distortion Method for Securing Confidential Data, International Journal of Information, Japan, October 2001, pp. 435-444.
Dense Wavelength Division Multiplexing for Optically Interconnected Linear Array Processors*, Computing and Information Technologies: Exploring Emerging Technologies, World Scientific Publishing, River Edge, NJ, 2001, pp. 143-150.
