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Related Links - UVM
Computer vision, ubiquitous computing, human computer interaction, image synthesis, sensory based robotics, personal robotics,and sensory intelligence. Faculty contact: Yuichi Motai
- "A New Edge-Grouping Algorithm for Multiple Complex Objects Localization," Y. Motai, Proceedings of the 17th International Conference on Industrial & Engineering Applications of Artificial Intelligence & Expert Systems, Canada, 2004.
- "Concatenate Feature Extraction for Robust 3D Elliptic Object Localization," Y. Motai and A. Kosaka, Proceedings of the 19th ACM Symposium on Applied Computing (Artificial Intelligence Track), Cyprus, 2004.
- "An Interactive Framework for Acquiring Vision Models of 3D Objects from 2D images," Y. Motai and A.C. Kak, IEEE Transactions on Systems, Man and Cybernetics. Part B: Cybernetics, in press, 2003.
- "SmartView: Hand-Eye Robotic Calibration for Active Viewpoint Generation and Object Grasping," Y. Motai and A. Kosaka, Proceedings of the IEEE International Conference of Robotics and Automation, South Korea, 2001.
Electromagnetics and Optics
Electromagnetic and optical field theory and wave propagation phenomena with special emphasis on ultrawideband signal, ultrashort pulse field characteristics in complex dispersive media and systems. Applied research in bioelectromagnetics and imaging, foliage and ground penetrating radar, laser system design, and adaptive optics and beam control. Faculty contact: Kurt Oughstun
Current Funded Research Projects:
- United States Air Force Office of Scientific Research Grant #49620-01-0306, A Research Program on the Asymptotic Description of Ultrawideband/Ultrashort Electromagnetic Beam Propagation in Dispersive, Attenuative Media ($313,383).
- K. E. Oughstun and N. A. Cartwright, “Dispersive Pulse Dynamics and Associated Pulse Velocity Measures,” Journal of the European Optical Society A, Pure and Applied Optics (Special Issue on Electromagnetic Optics) 4, 5, S125-S134 (2002).
- K. E. Oughstun, “Asymptotic Description of Pulsed Ultrawideband Electromagnetic Beam Field Propagation in Dispersive, Attenuative Media,” Journal of the Optical Society of America A (Feature Issue on Free and Guided Optical Fields) 18, 7, 1704-1713 (2001).
- H. Xiao and K. E. Oughstun, “Failure of the Group Velocity Description for Ultrawideband Pulse Propagation in a Double Resonance Lorentz Model Dielectric,” Journal of the Optical Society of America B 16, 10, 1773-1785 (1999).
- P. D. Smith and K. E. Oughstun, “Electromagnetic Energy Dissipation and Propagation of an Ultrawideband Plane wave Pulse in a Causally Dispersive Dielectric,” Radio Science 33, 6, 1489-1504 (1998).
- K. E. Oughstun and G. C. Sherman, Electromagnetic Pulse Propagation in Causal Dielectrics, Springer Series on Wave Phenomena, Vol. 16 (Springer-Verlag, Berlin-Heidelberg, 1994). Corrected Edition (1997).
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Mixed Signal Design
Mixed signal circuit design, mixed signal ICs built-in-self-test, RFICs phase noise/timing jitter analysis and measurement, and self-repairable FPGA structure. Faculty contact: Tian Xia
- M. Erturk, R. Anna, T. Xia, W.F.Clark, K.M. Newton, J.J. Pekarik, C.J.Lamothe, M.R.Lacroix, “Low-Frequency Noise of 90nm nFETs: Hot-Carrier Degradation and Deuterium Effect”, IEEE Topical Meeting on Si Monolithic ICs in RF Systems, 2004.
- J. Smith, T. Xia, "PRMC: AMulticontext FPGA with Partially Reconfigurable Logic Planes" IEEE Northeast Workshop on Circuits and Systems, June 2004.
- T. Xia, P. Song, K. A. Jenkins, J.C. Lo, "Delay Chain Based Programmable Jitter Generator", IEEE European Test Symposium, May 2004.
- T. Xia, J.C. Lo, “Time-To-Voltage Converter for On-Chip Jitter Measurement”, IEEE Transactions on Instrumentation and Measurement, vol. 52, No. 6, December 2003.
- T. Xia, J.C. Lo, “ On-Chip Short Time Interval Measurement for Testing High Speed Communication Signals”, IEEE Asian Test Symposium, November 2003.
Semiconductor Device Characterization and Modeling
Faculty contact: Steve Titcomb
Present projects include:
- Modeling of MOSFETs for Low-Voltage Operation.
- Modeling and Characterization of MOSFETs for Bioelectronic Applications.
Most Recent Publication:
- "The Design TASC Engineering Design Competition: A Ten-Year Perspective," Stephen L. Titcomb and Howard J. Carpenter, paper presented at the 2000 ASEE/IEEE Frontiers in Education Conference, Kansas City, November 18-21, 2000.
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Deposition of electronic thin film materials by plasma enhanced processes including chemical vapor deposition and sputtering. The goal of this effort is to produce electronic quality materials at low process temperatures which broadens the range of potential applications for these materials. Faculty contact: Walter Varhue
Current Funded Research Projects:
- Air Force Office of Scientific Research, “Compliant Insulating Silicon Substrates for the Subsequent Growth of Epitaxial Semiconductor Films, e.g. GaSb and GaN.”
- National Science Foundation, “Development of a MEMS Laboratory” with Darren Hitt and Dryver Huston of the Mechanical Engineering Dept.
Most recent publications:
- S. Reidy, W. Varhue, M. Lavoie and E. Adams, “Electrical Properties of PN Junctions Formed by Plasma Enhanced Epitaxial Growth”, J. Appl. Phys. 91, 2984 (2002).
- P. Bunt and W. J. Varhue, “Initial Stages of Growth of YSZ on Si”, J. Electrochemical Soc., 147 (12) 4541 (2000).
- J. Lille, P. McGaughnea and W. J. Varhue, “Parameter Space Map for an ECR Reactor”, Trans. On PlasmaSci. IEEE, Plasma Science, 29 (3) 417 (2001).
Patents Recently Awarded:
- 6,406,929 Structure and method for abrupt PN junction diode formed using chemical vapor deposition processing (2002).
- 6,313,017 Plasma enhanced CVD process for rapidly growing semiconductor films (2001).
Multiresolution analysis with applications in stochastic filtering, image analysis and pattern recognition. Faculty contact: Gagan Mirchandani
Recent projects include:
- DEPSCoR Project: Application of Finite Groups to Signal Processing (April 1, 2000 – April 1, 2003).
- NASA Project: Multiresolution Analysis using Representation Theory of Finite Groups (May 1996 – August 1999).
Most Significant Publications:
- R. Foote, G. Mirchandani and D. Rockmore , Two-Dimensional Finite Group-Based Signal Processing, Journal of Symbolic Computation, Special Issue on Computer Algebra and Signal Processing, 2001.
- G. Mirchandani and X.Luo, Multiresolution MRF-Based Segmentation Using the Wreath Product Transform Phase, Proceedings ICASSP2001, Salt Lake City, Utah. June 2001.
- G. Mirchandani, R. Foote, D. Rockmore, D. Healy, T. Olson, Wreath Product Cyclic Group-Based Convolution: A New Class of Noncommutative Filters, Proceedings ICASSP 2000, Istanbul, Turkey, June 2000.
- G. Mirchandani , R. Foote, D. Rockmore , D. Healy and T. Olson, A Wreath Product Group Approach to Signal Processing: Part II – Convolution, Correlation and Applications, IEEE Transactions on Signal Processing, March, 2000, vol.48, No.3, pp.749-767.
- R. Foote, G. Mirchandani G, D. Rockmore D, D. Healy ,and T. Olson , A Wreath Product Group Approach to Signal Processing: Part I – Multiresolution Analysis, IEEE Transactions on Signal Processing, Jan. 2000, vol.48, No. 1, pp.102-132.
Wireless Sensor Networks
Architectures and algorithms to characterize and improve the performance of distributed (ad-hoc) wireless sensor networks. Faculty contact: Jeff Frolik
Sensor Networks & Wireless (SN*W) Laboratory activities include:
- Channel characterization for in-cavity sensor networks
- Comprehensive, Laboratory-Enchanced Signals and Communications Curriculum, NSF Grant DUE-0310150
- QoS control strategies for wireless sensor networks
- B. Liang, J. Frolik and X. Wang, Energy-efficient dynamic spatial
resolution control for wireless sensor clusters, in press, Int. Journal of
Distributed Sensor Networks, Accepted: August 2007.
- R. Ketcham, J. Frolik and J. Covell, Propagation characterization for
in-aircraft wireless sensor systems, accepted pending revisions, IEEE Trans.
Aerospace and Electronic Systems, reviews received: August 2007.
- J. Frolik, On appropriate models for characterizing hyper-Rayleigh
fading, in review, IEEE Trans. Wireless Communications, submitted: August
- J. Frolik, A case for considering hyper-Rayleigh fading channels, IEEE
Trans. Wireless Communications, Vol. 6, No. 4, April 2007.
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