Publications

PATENTS

Malick, C., Qi, X., Parikh, M., Franke, S., Jones, D. L., Larsen, J. B., Schmitz, C. D., Callias, F., “Electrode Placement for Wireless Intrabody Communication Between Components of a Hearing System,” Unites States Patent, No. 7,512,448 B2. Mar 31, 2009.

PUBLICATIONS: Teaching and Learning

Schmitz C., Herman G., Bretl T. (2020, in press). “The Effects of Second-Chance Testing on Grade Distributions in a First-Year Stem Course,” Proceedings of ASEE Annual Virtual Conference 2020.

Angrave L., Jensen K., Zhang Z., Mahipal C., Mussulman M., Schmitz C., Baird, R., Liu H., Sui R., Wu M., Kooper R. (2020, in press). “Improving student accessibility, equity, course performance, and lab skills: How introduction of ClassTranscribe is changing engineering education at the University of Illinois,” Proceedings of ASEE Annual Virtual Conference 2020. [PDF]

Revelo, R. A., Schmitz, C. D., Duyen, T., and Loui, M. C., “Self-Efficacy as a Long-Term Outcome of a General Education Course on Digital Technologies,” vol. 60, no. 3, IEEE Transactions on Education, Jan. 2017, pp. 198 – 204.

Minin, S., Varodayan, D. P., Schmitz, C. D., Faulkner, B., Choi, D. S., and Herman, G. L., “Minority Merit: Improving retention with cooperative learning in a first-year electronics course”, Frontiers in Education Conference (FIE), Oct. 2016, DOI: 10.1109/FIE.2016.7757611.

Schmitz, C. D., Revelo Alonso, R. A., Loui, M. C., “Work in progress–Diversity harnessing in a general education course on digital information technology”, Proceedings–Frontiers in Education Conference, Oct 2011, DOI: 10.1109/FIE.2011.6142922.

PUBLICATIONS: Signal Processing and Wireless Devices

Slater, M. J., Schmitz, C. D., Anderson, M. D., Jones, D. L, and Bernhard, J. T., “Demonstration of an Electrically Small Antenna Array for UHF Direction-of-Arrival Estimation”, IEEE Transactions on Antennas and Propagation, Mar 2013, vol. 61., no. 3, pp. 1371 – 1377.

Slater, M.J., Schmitz, C.D., Jones, D.L., and Bernhard, J.T., “Resolution Limitations in UHF Direction of Arrival Estimation Using Electrically Small Arrays”, Antenna Applications Symposium, Sep. 2011.

Zheng, G, Dong, Han, Zheng, R., Schmitz, C., and Yuan, X., “A Link Quality Inference Model for IEEE 802.15.4 Low-Rate WPANs”, IEEE Global Telecommunications Conference (GLOBECOM 2011), Dec. 2011, DOI: 10.1109/GLOCOM.2011.6133782.

Park, K. J., Park, T. R., Schmitz, C. D., and Sha, L., “Design of robust adaptive frequency hopping for wireless medical telemetry systems”, IET Communications, vol. 4, no. 2, Feb. 2010, pp. 178-191.

Park, K. J., Park, T. R., Schmitz, C. D., and Sha, L., “Entropy-maximization based adaptive frequency hopping for wireless medical telemetry systems”, Proceedings of the 1st ACM international workshop on Medical-grade wireless networks, Apr 2009, DOI: 10.1145/1540373.1540378, pp. 15-20.

Schmitz, C., Iyer, N., Lockwood M. E., Lansing, C. R., and Jones D.,L., “Enhanced BTE Directivity Using a Directional Microphone Array,” International Hearing Aid Research Conference, Tahoe City, CA, Aug. 2004.

Larsen, E., Schmitz, C., Lansing, C. R., O’Brien, W. D., Wheeler, B. C., and Feng, A. S., “Acoustic scene analysis using estimated impulse responses”, Conference Record of the (2004) Thirty-Seventh Asilomar Conference on Signals, Systems and Computers, Nov. 2003, vol. 1, pp. 725-729.

Schmitz, C. D., Koetter, R., and Jenkins, W. K., “A new approach to soft parallel interference cancellation for synchronous CDMA”, The 45th Midwest Symposium Circuits and Systems, Sep. 2002, DOI: 10.1109/MWSCAS.2002.1186961.

Schmitz, C. D., and Jenkins, W. K., “Adaptive noise subspace construction for harmonic retrieval”, Proceedings of the 1999 IEEE International Symposium on Circuits and Systems, Aug. 1999, DOI: 10.1109/ISCAS.1999.778775.

Schmitz, C. D., and Jenkins, W. K., “An algorithm-based fault-tolerant method for the 2-D LMS algorithm”, Proceedings of the 1998 IEEE International Symposium on Circuits and Systems, Jan. 1998, DOI: 10.1109/ISCAS.1998.694472.

Jiang, J., Schmitz, C. D., Schnaufer, B., and Jenkins, W. K., “Improved fault coverage for adaptive fault tolerant filters”, International Conference on Acoustics, Speech, and Signal Processing, May 1997.

Jiang, J., Schmitz, C. D., Schnaufer, B., and Jenkins, W. K., “The use of adaptive fault tolerance in general classes of linear systems”, IEEE 39th Midwest symposium on Circuits and Systems, Sep 1996, DOI: 10.1109/MWSCAS.1996.593056.

Schmitz, C. D. and Jenkins, W. K. “Adaptive fault tolerance in two-dimensional systems”, International Symposium on Circuits and Systems, Jun 1996, DOI: 10.1109/ISCAS.1996.540388.

SELECTED STUDENT WORKS

“Software Implementation of a Digital Radial Mondiale Receiver” Senior Thesis by Matthew Richerson, 2012

FPGA-based digital phase-locked loop analysis and implementation MS Thesis by Dan Hu, 2011

Fully Configurable OFDM SDR Transceiver in LabVIEW ECE420 final project by Bryan Paul and Aditya Jain, 2010