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02/28/13
 

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Journal Publications

  1. C. Gu, T. Inoue, C. Li, “Analysis and Experiment on the Modulation Sensitivity of Doppler Radar Vibration Measurement,” IEEE Microwave and Wireless Component Letters, in print, 2013.
  2. C. Li, V. M. Lubecke, O. Boric-Lubecke, J. Lin, “A Review on Recent Advances in Doppler Radar Sensors for Noncontact Healthcare Monitoring,” IEEE Transactions on Microwave Theory and Techniques, in print, 2013.
  3. J. Wang, X. Wang, Z. Zhu, J. Huangfu, C. Li, and Lixin Ran “One-dimensional Microwave Imaging of Human Cardiac Motion: an ab-initio Investigation,” IEEE Transactions on Microwave Theory and Techniques, in print, 2013.
  4. L. Lu, B. Vosooghi, J. Chen, C. Li, “A Subthreshold-MOSFETs-Based Scattered Relative Temperature Sensor Front-End with a Non-Calibrated ±2.5 0C 3σ Relative Inaccuracy from -40 0C to 100 0C,” IEEE Transactions on Circuits and Systems I: Regular Papers, in print, 2013.
  5. K. Xu, Z. Zhu, H. Li, J. Huangfu, C. Li, L. Ran “A Printed Single-Layer UWB Monopole Antenna with Extended Ground Plane Stubs,” IEEE Antenna and Wireless Propagation Letters, in print, 2013.
  6. C. Kuo, A. Chen, C. Li, C. Luo, “A mm-Wave stub-loaded ECPW Wilkinson power divider/combiner in 90 nm CMOS,” IEEE Microwave and Wireless Component Letters, vol. 22, no. 12, pp. 627-629, Dec. 2012.
  7. C. Gu, C. Li, “Frequency-selective distortion in continuous-wave radar displacement sensor,” IET Electronics Letters, vol. 48, no. 23, pp. 1495-1497, 2012.
  8. W. Xu, C. Gu, C. Li, M. Sarrafzadeh, “Robust Doppler radar demodulation via compressed sensing,” IET Electronics Letters, vol. 48, no. 22, pp. 1428-1430, 2012.
  9. D. Ye, Z. Wang, Z. Wang, K. Xu, B. Zhang, J. Huangfu, C. Li, L. Ran, “Towards Experimental Perfectly-Matched Layers with Ultra-Thin Metamaterial Surfaces,” IEEE Transactions on Antennas and Propagation, vol. 60, no. 11, pp. 5164-5172, Nov. 2012.
  10. C. Gu, R. Li, H. Zhang, A. Y. C. Fung, C. Torres, S. B Jiang, C. Li, “Accurate Respiration Measurement Using DC-Coupled Continuous-Wave Radar Sensor for Motion-Adaptive Cancer Radiotherapy,” IEEE Transactions on Biomedical Engineering, vol. 59, no. 11, pp. 3117-3123, Nov. 2012.
  11. D. Huang, C. Li, J. Chen, “A Double-Balanced Subharmonic Passive Mixer with an Integrated Quadrature LO in 0.18 μm CMOS,” Microwave and Optical Technology Letters, in print, 2012.
  12. J. Shao, H. Ren, B. Arigong, C. Li, H. Zhang, “A Fully Symmetrical Crossover and Its Dual-Frequency Application,” IEEE Transactions on Microwave Theory and Techniques, vol. 60, no. 8, pp. 2410-2416, August 2012.
  13. L. Lu, C. Li, J. Chen, “An All-CMOS Low Supply Voltage Scattered Thermal Monitoring Architecture Front-End,” IET Electronics Letters, vol. 48, no. 16, pp. 987-988, August 2012.
  14. B. Lv, X. Wang, C. Zheng, J. Huangfu, C. Li, L. Ran, “Radiation Enhancement for Standard Patch Antennas Using a Loosely Grooved Ground Plane,” IEEE Antenna and Wireless Propagation Letters, vol. 11, pp. 604-607, 2012.
  15. Y. Li, L. Lu, S. T. Block, C. Li, “Temperature Characteristics of Schottky Barrier Diodes for Low-Voltage Sensing Applications,” IET Electronics Letters, vol. 48, no. 7, pp. 406-408, March 2012.
  16. C. Gu, C. Li, “DC coupled CW radar sensor using fine-tuning adaptive feedback loop,” IET Electronics Letters, vol. 48, no. 6, pp. 344-345, March 2012.
  17. Z. Salmani, C. Gu, C. Li, H. Zhang, “'High gain Fermi antenna array for radar-aided radiotherapy system,” Microwave and Optical Technology Letters, vol. 54, no. 7, pp. 1649-1654, July 2012.
  18. D. Li, M. Shen, J. Huangfu, J. Long, Y. Tao, J. Wang, C. Li, L. Ran, “Wireless Sensing System-on-Chip for Near-Field Monitoring of Analog and Switch Quantities,” IEEE Transactions on Industrial Electronics, vol. 59, no. 2, pp. 1288-1299, Feb 2012
  19. L. Xu, Q. Song, J. Huangfu, C. Li, L. Ran, “Nulling antenna realised utilizing a concept of multiplicative array,” IET Electronics Letters, vol. 48, no. 1, pp.8–10, Jan 2012.
  20. T. Jiang, Z. Wang, D. Li, J. Pan, B. Zhang, J. Huangfu, Y. Salamin, C. Li, L. Ran, “Low DC Voltage Controlled Steering Antenna Radome Utilizing Tunable Active Metamaterial,” IEEE Transactions on Microwave Theory and Techniques, vol. 60, no. 1, pp. 170-178, Jan 2012.
  21. Y. Yan, L. Cattafesta, C. Li, J. Lin, “Analysis of Detection Methods and Realization of a Real-time Monitoring RF Vibrometer,” IEEE Transactions on Microwave Theory and Techniques, vol. 59, no. 12, pp. 3556-3566, Dec 2011.
  22. W. Pan, J. Wang, J. Huangfu, C. Li, L. Ran, “'Null point elimination using RF phase shifter in continuous wave Doppler radar system,” IET Electronics Letters, vol. 47, no. 21, pp.1196–1198, Oct 2011.
  23. J. Long, C. Li, W. Cui, J. Huangfu, L. Ran, “A Tunable Microstrip Bandpass Filter with Two Independently Adjustable Transmission Zeros,” IEEE Microwave and Wireless Components Letters, vol. 21, no. 2, pp. 74-76, 2011.
  24. C. Gu, C. Li, J, Huangfu, J. Lin. L. Ran, “Instrument-based Non-contact Doppler Radar Vital Sign Detection System Using Heterodyne Digital Quadrature Demodulation Architecture,” IEEE Transactions on Instrumentation and Measurement, vol. 59, no. 6, pp. 1580-1588, June 2010.
  25. C. Li, X. Yu, C. Lee, L. Ran, J. Lin, “High Sensitivity Software Configurable 5.8 GHz Radar Sensor Receiver Chip in 0.13 µm CMOS for Non-contact Vital Sign Detection,” IEEE Transactions on Microwave Theory and Techniques, vol. 58, issue 5, pp. 1410-1419, May 2010.
  26. C. Li, J. Ling, J. Li, J. Lin, “Accurate Doppler Radar Non-contact Vital Sign Detection Using the RELAX Algorithm”, IEEE Transactions on Instrumentation and Measurement, vol. 59, issue 3, pp. 687-695, March 2010.
  27. C. Li, J. Lin, “A 1-9 GHz Linear-Wide-Tuning-Range Quadrature Ring Oscillator in 130 nm CMOS for Non-contact Vital Sign Radar Application,” vol. 20, issue 1, pp. 34-36, IEEE Microwave and Wireless Components Letters, January 2010.
  28. Z. Park, C. Li, J. Lin, “A Broadband Microstrip Antenna With Improved Gain for Noncontact Vital Sign Radar Detection”, IEEE Antenna and Wireless Propagation Letters, vol. 8, pp. 939-942, 2009.
  29. C. Li, J. Cummings, J. Lam, E. Graves, W. Wu, “Radar Remote Monitoring of Vital Signs – From Science Fiction to Reality”, IEEE Microwave Magazine, vol. 10, issue 1, pp. 47-56, February 2009. (Invited)
  30. C. Li, J. Lin, “Random Body Movement Cancellation in Doppler Radar Vital Sign Detection,” IEEE Transactions on Microwave Theory and Techniques, vol. 56, issue 12, pp. 3143-3152, December 2008.
  31. C. Li, Y. Xiao, J. Lin, "A 5 GHz Double-Sideband Radar Sensor Chip in 0.18 µm CMOS for Non-contact Vital Sign Detection," IEEE Microwave and Wireless Components Letters, vol. 18, issue 7, pp. 494-496, July 2008.
  32. X. Yu, C. Li, Z. N. Low, J. Lin et al., “Wireless hydrogen sensor network using AlGaN/GaN high electron mobility transistor differential diode sensors”, Sensors and Actuators B: Chemical, vol. B135, issue 1, pp 188-194, December 2008.
  33. B. S. Kang, H. T. Wang, F. Ren, M. Hlad, B. P. Gila, C. R. Abernathy, S. J. Pearton, C. Li, Z. N. Low, J. Lin, J. W. Johnson, P. Rajagopal, J. C. Roberts, E. L. Piner, and K. J. Linthicum, "Role of Gate Oxide in AlGaN/GaN High-Electron-Mobility Transistor pH Sensors," Journal of Electronic Materials, Vol. 37, No. 5, pp. 550-553, 2008.
  34. Y. Xiao, C. Li, J. Lin, "A Portable Non-Contact Heartbeat and Respiration Monitoring System Using 5-GHz Radar," IEEE Sensors Journal, vol. 7, issue 7, pp. 1042-1043, July 2007.
  35. H. T. Wang, T. J. Anderson, B. S. Kang, F. Ren, C. Li, Z. N. Low, J. Lin, B. P. Gila, S. J. Pearton, “Stable Hydrogen Sensors from AlGaN/GaN Heterostructure Diodes with TiB2-based Ohmic Contacts”, Applied Physics Letters, vol. 90, 252109, 2007.
  36. C. Li, Y. Xiao, J. Lin, "Experiment and Spectral Analysis of a Low-Power Ka-Band Heartbeat Detector Measuring from Four Sides of a Human Body," IEEE Transactions on Microwave Theory and Techniques, vol. 54, no. 12, pp. 4464-4471, December 2006.
  37. H. T. Wang, T. J. Anderson, F. Ren, C. Li, Z. N. Low, J. Lin, B. P. Gila, S. J. Pearton, "Robust Detection of Hydrogen Using Differential AlGaN/GaN High Electron Mobility Transistor Sensing Diodes," Applied Physics Letters, vol. 89, 242111, 2006.
  38. C. Li, Y. Huang et al., "Amplification Properties of Erbium-doped Solid-core Photonic Bandgap Fibers", IEEE Photonics Technology Letters, vol. 17, no. 2, pp. 324-326, Feb 2005.
  39. C. Li, W. Zhang et al., “Numerical Study on Bragg Fibers for Infrared Applications”, International Journal of Infrared and Millimeter Waves, vol. 26, no. 6, pp. 893-904, June 2005.
  40. C. Li, "Numerical Study on the Waveguiding Properties of Photonic Crystal Fibers", International Journal of Infrared and Millimeter Waves, vol. 25, no. 8, pp. 1245-1254, Aug 2004.
  41. C. Li, K. Chen, "Transmission Line Model Based CAD of Multilayer Dielectric Filters", International Journal of Infrared and Millimeter Waves, vol. 25, no. 5, pp. 775-785, May 2004.

Conference Publications

  1. C. Gu, G. Wang, T. Inoue, C. Li, “Doppler Radar Vital Sign Detection with Random Body Movement Cancellation based on Adaptive Phase Compensation,” IEEE International Microwave Symposium (IMS), Seattle, WA, June 2-7, 2013.
  2. G. Wang, C. Gu, T. Inoue, C. Li, “Hybrid FMCW-Interferometry Radar System in the 5.8 GHz ISM band for Indoor Precise Position and Motion Detection,” IEEE International Microwave Symposium (IMS), Seattle, WA, June 2-7, 2013.
  3. J. Chen, D. Huang, W. Li, J. Zou, C. Li, “Wideband Fraction-N Frequency Synthesizer Design for Software-defined Radio,” 14th Annual IEEE Wireless and Microwave Technology Conference, Orlando, FL, April 7-9, 2013.
  4. C. Gu, C. Li, “Distortion Analysis of Continuous-Wave Radar Sensor for Complete Respiration Pattern Monitoring,” Proceedings of IEEE Radio and Wireless Symposium, Austin, January 20-23, 2013.
  5. G. Wang, C. Gu, J. Rice, T. Inoue, C. Li, “Highly Accurate Noncontact Water Level Monitoring using Continuous-Wave Doppler Radar,” Proceedings of IEEE Radio and Wireless Symposium, Austin, January 20-23, 2013.
  6. H. Ren, J. Shao, R. Zhou, B. Arigong, H.S. Kim, C. Li, H. Zhang, “A Compact Phased Array Antenna System Based on Dual-Band Butler Matrices,” Proceedings of IEEE Radio and Wireless Symposium, Austin, January 20-23, 2013.
  7. R.D. Shrivastava, D. Deshpande, C. Li, R. Gale, “An Energy Harvesting System using 3-Stage Voltage Multiplier and MPVD Charge Pump for Wireless Sensor Networks,” Proceedings of IEEE Radio and Wireless Symposium, Austin, January 20-23, 2013.
  8. L. Lu, C. Li, “Low Voltage All-CMOS Temperature Sensors for On-Chip Thermal Management,” SRC TECHCON2012, Austin, TX, Sept 10-11, 2012.
  9. L. Chen, X. Wen, Y. You, D. Huang, C. Li, and J. Chen, "A Radiation-Tolerant Ring Oscillator Phase-Locked Loop in 0.13um CMOS", IEEE Midwest Symposium on Circuits and Systems, Boise, Idaho, August 5-8, 2012
  10. H. Ren, J. Shao, B. Arigong, and H. Zhang, C. Gu, C. Li, “Application of Phased Array Antenna for Radar Respiration Measurement,” IEEE International Symposium on Antennas and Propagation, July 8-14, Chicago, IL, 2012.
  11. C. Gu, J. Rice, C. Li, “Interferometric Radar Sensor with Active Transponders for Signal Boosting and Clutter Rejection in Structural Health Monitoring,” IEEE International Microwave Symposium (IMS), Montreal, Canada, June 17-22, 2012.
  12. Z. Salmani, C. Gu, C. Li, H. Zhang, “Application of Fermi-Antenna Array for Radar Respiration Measurement,” IEEE International Workshop on Antenna Technology (iWAT), Tucson, AZ, March 5-7, 2012.
  13. L. Lu, C. Li, J. Chen, “An All-CMOS Low Supply Voltage Temperature Sensor Front-End with Error Correction Techniques”, IEEE International Symposium on Circuits and Systems, Seoul, Korea, May 20~23, 2012.
  14. Y. Yang, D.M. Binkley, C. Li, “Using Moderate Inversion to Optimize Voltage Gain, Thermal Noise, and Settling Time in Two-stage CMOS Amplifiers”, IEEE International Symposium on Circuits and Systems, Seoul, Korea, May 20~23, 2012.
  15. R. Wang, K. Azadet, C. Li, J. Chen, “A Power-optimized Reconfigurable CT ΔΣ Modulator in 65nm CMOS”, IEEE International Symposium on Circuits and Systems, Seoul, Korea, May 20~23, 2012.
  16. Y. Yang, C. Gu, R. Gale, J. Chen, C. Li, “DC-Coupled Doppler Radar Sensor with Software-Configured Fine-Tuning Architectures for Precise Monitoring of Complex Motion Patterns,” 13th Annual IEEE Wireless and Microwave Technology Conference, Cocoa Beach, FL, April 17-18, 2012.
  17. G. Wang, S. Rodriguez, C. Gu, J. Lin, C. Li, “Non-Contact Measurment of Rotational Movement Using Miniature Doppler Radar,” 13th Annual IEEE Wireless and Microwave Technology Conference, Cocoa Beach, FL, April 17-18, 2012.
  18. J.A. Rice, C. Gu, C. Li, S. Guan, “A radar-based sensor network for bridge displacement measurements,” SPIE Smart Structures/NDE, San Diego, CA, March 2012.
  19. C. Gu, J.A. Rice, C. Li, “A Wireless Smart Sensor Network based on Multi-Function Interferometric Radar Sensors for Structural Health Monitoring,” IEEE Topical Conference on Wireless Sensors and Sensor Networks, Santa Clara, CA, January 15-19, 2012.
  20. C. Gu, Z. Salmani, H. Zhang, C. Li, “Antenna Array Technology for Radar Respiration Measurement in Motion-Adaptive Lung Cancer Radiotherapy,” IEEE Topical Conference on Biomedical Wireless Technologies, Networks & Sensing Systems, Santa Clara, CA, January 15-19, 2012.
  21. G. Reyes, D. Wang, R. Nair, C. Li, X. Li, and J. Lin, “A Doppler Radar Sensor Platform for Monitoring Activity Levels,” IEEE Topical Conference on Biomedical Wireless Technologies, Networks & Sensing Systems, Santa Clara, CA, January 15-19, 2012.
  22. J. Lin, X. Yu, Y. Yan, C. Li, G. Reyes, Y. Xiao, "Integrated Radar Sensors for Non-contact Detection of Vital Signs," Microwave Workshops & Exhibition Workshop Digest, Yokohama, Japan, Nov. 30-Dec. 2, 2011.
  23. Y. Li, S.T. Block, L. Lu, C. Li, “All-CMOS Low Voltage Temperature Sensor Front-End and Bandgap Circuit Using Bulk-Driven Technology,” SRC TECHCON2011, Austin, TX, Sept 12, 2011.
  24. C. Gu, R. Li, X. Yang, C. Li, S.B. Jiang, “Radar Sensor based Accurate Tumor Tracking for Respiratory-Gated Lung Cancer Radiotherapy,” The 8th International Workshop on Structural Health Monitoring, Stanford University, Sept. 12–15, 2011.
  25. C. Gu, R. Li, S.B. Jiang, C. Li, “A Multi-Radar Wireless System for Respiratory Gating and Accurate Tumor Tracking in Lung Cancer Radiotherapy”, IEEE 33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, Boston, MA, Aug. 30 - Sept. 3, 2011.
  26. Y. Yan, C. Li, J.A. Rice, J. Lin, “Wavelength Division Sensing RF Vibrometer,” IEEE MTT-S International Microwave Symposium, Baltimore, MD, June 5-11, 2011.
  27. X. Yu, C. Li, J. Lin, “Two-dimensional Noncontact Vital Sign Detection Using Doppler Radar Array Approach,” IEEE MTT-S International Microwave Symposium, Baltimore, MD, June 5-11, 2011.
  28. L. Lu, C. Li, J. Lin, “A Regulated 3.1-10.6 GHz Linear Dual-Tuning Differential Ring Oscillator for UWB Applications”, IEEE International Symposium on Circuits and Systems, Rio de Janeiro, Brazil, May 15~18, 2011.
  29. Y. Yang, D.M. Binkley, L. Li, C. Gu, C. Li, “All-CMOS Subbandgap Reference Circuit Operating at Low Supply Voltage,” IEEE International Symposium on Circuits and Systems, Rio de Janeiro, Brazil, May 15~18, 2011.
  30. C. Li, C. Gu, R. Li, S.B. Jiang, “Radar Motion Sensing for Accurate Tumor Tracking in Radiation Therapy,” 12th Annual IEEE Wireless and Microwave Technology Conference, Clearwater, FL, April 2011.
  31. J. Pan, Z. Wang,  J. Huangfu, C. Li, L. Ran, “DC Offset and Flicker Noise Compensation for Direct-conversion Receiver in Pulse Compression Radar,” IEEE International Workshop on Antenna Technology, Hong Kong, March 2011.
  32. J.A. Rice, C. Li, “A wireless multifunctional radar-based displacement sensor for structural health monitoring,” SPIE Smart Structures/NDE, San Diego, CA, March 2011.
  33. L. Lu, C. Li, J.A. Rice, “A Software-Defined Multifunctional Radar Sensor for Linear and Reciprocal Displacement Measurement,” IEEE Topical Conference on Wireless Sensors and Sensor Networks, Phoenix, AZ, January 2011.
  34. C. Gu, R. Li, C. Li, S.B. Jiang, “Doppler Radar Respiration Measurement for Gated Lung Cancer Radiotherapy,” IEEE Topical Conference on Biomedical Wireless Technologies, Networks & Sensing Systems, Phoenix, AZ, January 2011.
  35. S. Block, Y. Li, Y. Yang, C. Li, “0.6-2.0 V, All-CMOS Temperature Sensor Front-End Using Bulk-Driven Technology,” IEEE Dallas Circuits and Systems Workshop, Dallas, TX, November 2010.
  36. C. Li, J. Lin, “Recent Advances in Doppler Radar Sensors for Pervasive Healthcare Monitoring”, IEEE Asia-Pacific Microwave Conference (APMC), Yokohama, Japan, December 2010. (Invited)
  37. L. Lu, C. Li, D. Lie, “Experimental Demonstration of Noncontact Pulse Wave Velocity Monitoring Using Multiple Doppler Radar Sensors”, IEEE 32nd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, Buenos Aires, Argentina, Aug. 31 - Sept. 4, 2010.
  38. W. Hu, D.Y.C. Lie, R. Ichapurapu, M. U. Kakade, S. Mane, J. Lopez, D. Meng, C. Li, R.E. Banister, A. Dentino, and J. Griswold, “An Intelligent Non-Contact Wireless Monitoring System for Vital Signs and Motion Detection”, IEEE International Conference of System Science and Engineering, 2010.
  39. Y. Yang, D. Binkley, C. Li, “Modeling and Optimization of Fast-Settling Time Gain-Boosted Cascode CMOS Amplifiers”, IEEE SoutheastCon, March, 2010.
  40. C. Li, J. Lin, “Compact Low-cost High-Sensitivity CMOS Radar-On-Chip Integration for Security Applications,” SPIE Defense and Security Symposium, Orlando, FL, April 2010.
  41. L. Lu, C. Li, D. Lie, “Microwave Noncontact Measurement of Pulse Wave Velocity for Healthcare Applications”, 11th Annual IEEE Wireless and Microwave Technology Conference, Melbourne, FL, April 2010.
  42. Y. Yan, C. Li, J. Lin, “Ka-band Quadrature Doppler Radar System with Sub-millimeter Accuracy and Sensitivity in Measuring Periodic Movement”, 11th Annual IEEE Wireless and Microwave Technology Conference, Melbourne, FL, April 2010.
  43. X. Yu, C. Li, J. Lin, “Noise Analysis for Noncontact Vital Sign Detectors”, 11th Annual IEEE Wireless and Microwave Technology Conference, Melbourne, FL, April 2010.
  44. Y. Yang, C. Li, D. M. Binkley, “Continuous-time Sigma-Delta Modulator Design for Wireless Biomedical Sensing Applications”, 11th Annual IEEE Wireless and Microwave Technology Conference, Melbourne, FL, April 2010.
  45. Y. Yan, C. Li, J. Lin, “Effects of I/Q Mismatch on Measurement of Periodic Movement Using a Doppler Radar Sensor”, Proceedings of IEEE Radio and Wireless Symposium, New Orleans, January 10-14, 2010.
  46. C. Li, J. Lin, “Doppler Radar Non-contact Measurement of Rotational Movement in Both Macro- and Micro- Scales”, IEEE Asia-Pacific Microwave Conference (APMC), Singapore, December 2009.
  47. Y. Yan, C. Li, X. Yu, M. D. Weiss, J. Lin, “Verification of a Non-Contact Vital Sign Monitoring System Using an Infant Simulator”, IEEE Engineering in Medicine and Biology Society, Minneapolis, September 2009.
  48. C. Li, X. Yu, D. Li, L. Ran, and J. Lin, “Software Configurable 5.8 GHz Radar Sensor Receiver Chip in 0.13 µm CMOS for Non-contact Vital Sign Detection”, IEEE RFIC Symposium, Boston, June 2009.
  49. X. Yu, C. Li, J. Lin, “System Level Integration of Handheld Wireless Non-contact Vital Sign Detectors”, Proceedings of IEEE Radio and Wireless Symposium, San Diego, January 9-11, 2009.
  50. C. Li, J. Lin, "Complex Signal Demodulation and Random Body Movement Cancellation Techniques for Non-contact Vital Sign Detection," IEEE MTT-S International Microwave Symposium, pp. 567-570, Atlanta, June, 2008.
  51. O. Boric-Lubecke, J. Lin, B.-K. Park, C. Li, W. Massagram, V. M. Lubecke, A. Host-Madsen, “Battlefield Triage Life Signs Detection Techniques,” Proceedings of the SPIE Defense and Security Symposium, Vol. 6947 – Radar Sensor Technology XII, No. 69470J, 10 pages, April 2008.
  52. T. Anderson, H. T. Wang, B. S. Kang, C. Li, Z. N. Low, J. Lin, S. J. Pearton, J. Painter, C. Balaban, A. Osinsky, A. Dabiran, P. Chow, and F. Ren, "Advances in Wireless Hydrogen Sensor Networks," NHA Annual Hydrogen Conference 2008, March 31-April 4, 2008.
  53. J. Lin, C. Li, “Wireless Non-Contact Detection of Heartbeat and Respiration Using Low-Power Microwave Radar Sensor”, 2007 Asia-Pacific Microwave Conference, Vol. 1, pp. 393-396, Bangkok, Thailand, December 2007. (Invited)
  54. C. Li, J. Lin et al. “Development of Non-contact Physiological Motion Sensor on CMOS Chip and Its Potential Applications”, The 7th International Conference on Application-Specific Integrated Circuits (ASICON), Vol. 2, pp. 1022-1027, Guiling, China, Oct. 26 – Oct. 29, 2007. (Invited)
  55. C. Li, J. Lin, Y. Xiao, "Design Guidelines for Radio Frequency Non-contact Vital Sign Detection," IEEE 29th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, pp. 1651-1654, Lyon, France, Aug. 23 – Aug. 26, 2007.
  56. T. Anderson, H.T. Wang, C. Li, Z. N. Low, B. S. Kang, J. Lin, S. J. Pearton, A. Osinsky, Amir Dabiran, P. Chow, J. Painter, F. Ren, "A New Advance in Hydrogen Sensors," Hydrogen and Fuel Cell Safety, July 2007. (Invited)
  57. C. Li, J. Lin, "Non-Contact Measurement of Periodic Movements by a 22-40GHz Radar Sensor Using Nonlinear Phase Modulation," IEEE MTT-S International Microwave Symposium, pp. 579-582, Honolulu, June, 2007.
  58. H. Wang, T. Anderson, F. Ren, C. Li, Z. Low, J. Lin, B. Gila, S. Pearton, A. Dabiran, A. Osinsky, "Robust Detection of Hydrogen Using Differential AlGaN/GaN High Electron Mobility Transistor Sensing Diodes," 211th Meeting of the Electrochemical Society, Chicago, May 2007.
  59. T. Anderson, H. T. Wang, B. S. Kang, F. Ren, C. Li, Z. N. Low, J. Lin, and S. J. Pearton, "Wireless Hydrogen Sensor Networks Using GaN-based Devices," NHA Annual Hydrogen Conference 2007, San Antonio, TX, March 19-22, 2007.
  60. C. Li, J. Lin, "Optimal Carrier Frequency of Non-contact Vital Sign Detectors," Proceedings of IEEE Radio and Wireless Symposium, pp. 281-284, Long Beach, January 9-11, 2007. (Best Student Paper Award in Second Place)
  61. C. Li, J. Lin, Y. Xiao, "Robust Overnight Monitoring of Human Vital Signs by a Non-contact Respiration and Heartbeat Detector," IEEE 28th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, pp. 2235-2238, New York City, Aug. 30 - Sept. 3, 2006.
  62. Y. Xiao, C. Li, J. Lin, “Accuracy of A Low-Power Ka-Band Non-Contact Heartbeat Detector Measured from Four Sides of A Human Body,” IEEE MTT-S International Microwave Symposium Digest, pp. 1576-1579, San Francisco, June 11-16, 2006.

Workshops

  1. C. Gu, C. Li, “Noncontact Radar Respiration Measurement for Respiratory Gating and Accurate Tumor Tracking in Lung Cancer Radiotherapy”, CPRIT Annual Innovations in Cancer Prevention and Research Conference, Austin, TX, November 15-17, 2011.
  2. C. Li, “Physiological Radar Sensor Chip Development,” IEEE International Microwave Symposium, Baltimore, MD, June 10, 2011. 
  3. C. Gu, C. Li, “Doppler Radar for Motion-adaptive Lung Cancer Radiotherapy”, TTUHSC 2011 Annual Cancer Symposium, Amarillo TX, April 29-May 1, 2011.
  4. C. Li, “Doppler radar on a chip for biomedical applications,” IEEE Radio and Wireless Symposium, Phoenix, AZ, January 16, 2011.


Book Chapter

B.H. Chu, T.J. Anderson, H.T. Wang, D.P. Norton, S.J.Pearton, C. Li, J Lin, Y.L. Wang, J. Kim, L.C. Tien, J.W. Johnson, A. Dabiran, and F. Ren, ‘Recent Advances in Wide Bandgap Semiconductor Based Gas Sensors’, Woodhead Publishing Limited, UK, 2012

This site was last updated 02/28/13