JENSHAN LIN
Professor

 

Education:

PhD, EE, University of California-Los Angeles, 1994
MS, EE, University of California-Los Angeles, 1991
BS, Electrophysics, National Chiao Tung University, 1987

Contact Information:

Email:  jenshan@ufl.edu
Phone: 352-392-4929
Office: 559 New Engineering Building
Personal homepage:   www.rfsoc.ece.ufl.edu

Program Affiliation:

Area:  Electronics, Electromagnetics & Energy Systems
Lab:   Electronic Circuits Laboratory

Fields of Interest:

• Radio frequency Integrated Circuits
• Microwave/Millimeter-Wave Circuits and Systems
• Biomedical Applications of microwave/RF
• Wireless Sensors
• Wireless Power Transmission

Employment:

2007 - Professor, Electrical & Computer Engineering, University of Florida
2003 - Associate Professor, Electrical & Computer Engineering, University of Florida

Refereed Journals in the Last 3 Years:

2008
H. Yeo, J. Chen, R. Bashirullah, W. R. Eisenstadt, J. Lin, "Design of Multi-Gbps Transceiver for Band-Limited High-Speed Data Communication Using DC-Free Signaling," accepted, IEEE Transactions on Microwave Theory and Techniques, 2008.

L. Covert, J. Lin, D. Janning, T. Dalrymple, "5.8 GHz Orientation-Specific Extruded-Fin Heatsink Antennas for 3-D RF System Integration," Microwave and Optical Technology Letters, July 2008.

T. Chang, J. Chen, J. Lin, "A Digitally Controlled Band-Switching VCO Using Switching Inductors and Capacitors in 0.18 µm CMOS," Microwave and Optical Technology Letters, July 2008.

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, July 2008.

T. Chang, J. Chen, L. Rigge, J. Lin, "A Packaged and ESD-Protected Inductorless 0.1-9.2 GHz Wideband CMOS LNA," IEEE Microwave and Wireless Components Letters, June 2008.

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.

Y.-L. Wang, L. N. Covert, T. J. Anderson, W. Lim, J. Lin, S. J. Pearton, D. P. Norton, J. M. Zavada, F. Ren, "RF Characteristics of Room-Temperature-Deposited, Small Gate Dimension Indium Zinc Oxide TFTs," Electrochemical and Solid-State Letters, Vol. 11, No. 3, pp. H60-H62, Jan. 2008.

2007
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," (Invited) Hydrogen and Fuel Cell Safety, July 2007.

S. Ko, J. Lin, "A CMOS RF Predistorter Using Diode-Connected MOSFET," Microwave and Optical Technology Letters, Vol. 49, Issue 9, pp. 2055-2057, September 2007.

J. Chen, F. Saibi, J. Lin, K. Azadet, "Electrical Backplane Equalization Using Programmable Analog Zeros and Folded Active Inductors," IEEE Transactions on Microwave Theory and Techniques, Vol. 55, No. 7, pp. 1459-1466, July 2007.

J. Jun, B. Chou, J. Lin, A. Phipps, S. Xu, K. Ngo, D. Johnson, A. Kasyap, T. Nishida, H. T. Wang, B. S. Kang, T. Anderson, F. Ren, L. C. Tien, P. W. Sadik, D. P. Norton, L. F. Voss, and S. J. Pearton, "A Hydrogen Leakage Detection System Using Self-Powered Wireless Hydrogen Sensor Nodes," Solid State Electronics, Vol. 51, Issue 7, pp. 1018-1022, July 2007.

Y. Xiao, C, Li, J. Lin, "A Portable Non-Contact Heartbeat and Respiration Monitoring System Using 5-GHz Radar," IEEE Sensors Journal, Vol. 7, No. 7, pp. 1042-1043, July 2007.

H. Yeo, Y. Lee, J. Chen, J. Lin, " Half-Symbol-Rate-Carrier Offset QPSK Transmitter for Bandwidth-Efficient High-Speed Data Communications,", IEEE Microwave and Wireless Components Letters, Vol. 17, No. 6, pp. 466-468, June 2007.

H. T. Wang, T. J. Anderson, B. S. Kang, F. Ren, C. Li, Z. N. Low, J. Lin, B. P. Gila, S. J. Pearton, A. Osinsky, A. Dabiran, " Stable hydrogen sensors from AlGaN/GaN heterostructure diodes with TiB2-based Ohmic contacts," Applied Physics Letters, 90, 252109, June 2007.

T. Chang, W. Wu, J. Lin, S. Jang, F. Ren, S. Pearton, R. Fitch, and J. Gillespie, “Analysis and Design of AlGaN/GaN HEMT Resistive Mixers,” Microwave and Optical Technology Letters, Vol. 49, No. 5, pp. 1152-1154, May 2007.

C.-K. Liao, C.-Y. Chang, J. Lin, "A Vector-Fitting Formulation for Parameter Extraction of Lossy Microwave Filters," IEEE Microwave and Wireless Components Letters, Vol. 17, No. 4, pp. 277-279, April 2007.

Y. Yoon, J. Lin, S. J. Pearton, J. Guo, "Role of Grain Boundaries in ZnO Nanowire Field-Effect Transistors," Journal of Applied Physics, Vol. 101, Issue 2, 024301 (5 pages), January 15, 2007.

2006
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, IMS2006 Special Issue, Vol. 54, No. 12, pp 4461-4471, December 2006.

H. T. Wang, T. J. Anderson, F. Ren, C. Li, Z. N. Low, J. Lin, B. P. Gila, S. J. Pearton, A. Sinsky, A. Dabiran, "Robust Deetection of Hydrogen Using Differential AIGaN/GaN High Electron Mobility Transistor Sensing Diodes," Appliced Physics Letters, 89, 242111, December 2006.

J. E. Brewer, L. Gao, A. Sugavanam, J.-J. Lin, Y. Su, C. Aso, Y.-P. Ding, A. Verma, x. Yang, Z. Li, H. Wu, M.-H. Hwang, S.-H. Hwang, J. Lin, R. Bashirullah, R. Fox, D. Taubenheim, P. Gorday, F. Martin, and K. K. O., "RF Substystems Implemented in Mainstream CMOS," IEEE Circuits & Devices Magazine, Vol. 22, No. 6, pp. 39-46, Nov-Dec 2006.

T. J. Anderson, F. Ren, L. Voss, M. Hlad, B. P. Gila, L. Covert, J. Lin, S. J. Pearton, P. Bove, H. Lahreche, J. Thuret, "AIGaN/GaN high electron mobiltiy transistors on Si/SiO2/poly-SIC subrates," J. Va.c Si. Technol. B - Microelectronics and nanometer Structures, 24(5), pp. 284-287, September/October 2006.

S. Ko, W. Wu, J. Lin, S. Jang, F. Ren, S. Pearton, R. Fitch, and J. Gillespie, “A High Efficiency Class-F Power Amplifier using AlGaN/GaN HEMT,” Microwave and Optical Technology Letters, Vol. 48, No. 10, pp. 1955-1957, October 2006.

A. Verma, K. O, J. Lin, "A Low-Power Up-Conversion CMOS Mixer for 22-29-GHz Ultra-Wideband Applications," IEEE Transactions on Microwave Theory and Techniques, Vol. 54, No. 8, pp. 3295-3300, August 2006.

J. Chen, F. Saibi, E. Säckinger, J. Othmer, M. Yu, F. Yang, J. Lin, T. Huang, T.-P. Liu, K. Azadet, “A Multi-Carrier QAM Transceiver for Ultra Wideband Optical Communication,” IEEE Journal of Solid State Circuits, Vol. 41, No. 8, pp. 1876-1893, August 2006.

T. J. Anderson, F. Ren, L. Covert, J. Lin, S. J. Pearton, " Thermal Considerations in Design of Vertically Integrated Si/GaN/SiC Multichip Modules," Journal of The Electrochemical Society, Vol. 153, No. 10, G906-G910, July 31, 2006.

J. M. Wu, F. Y. Han, T. S. Horng, and J. Lin, “Direct-Conversion Quadrature Modulator MMIC Design with a New 90 Degrees Phase Shifter Including Package and PCB Effects for W-CDMA Applications,” IEEE Transactions on Microwave Theory and Techniques, Vol. 54, No. 6, pp. 2691-2698, June 2006.

B. W. Kang, H. T. Wang, L. C. Tien, F. Ren, B. P. Gila, D. P. Norton, C. R. Abernathy, J. Lin, and S. Pearton, "Wide Bandgap Semiconductor Nanorod and Thin Film Gas Sensors," Sensors, Vol. 6, No. 6, pp. 643-666, June 2006.

Y. Xiao, J. Lin, O. Boric-Lubecke, V. Lubecke, “Frequency tuning technique for remote detection of heartbeat and respiration using low-power double-sideband transmission in Ka-band,” IEEE Transactions on Microwave Theory and Techniques, Vol. 54, No. 5, pp. 2023-2032, May 2006.

T. J. Anderson, F. Ren, L. Covert, J. Lin, S. J. Pearton, T. W. Dalrymple, C. Bozada, R. C. Fitch, N. Moser, R. G. Bedford and M. Schimp, “Comparison of Laser Wavelength Operation for Drilling of Via Holes in AlGaN/GaN HEMTs on SiC substrates,” Journal of Electronic Materials, Vol. 35, No. 4, pp. 675-679, April 2006.

L. Covert, J. Lin, “Simulation and Measurement of a Heatsink Antenna: A Dual-Function Structure,” IEEE Trans. Antennas and Propagation, Vol. 54, No. 4, pp. 1342-1345, April 2006.

X. Yang, J. Lin, “Design and Analysis of a Low-power Discrete Phase Modulator in a 0.13μm Logic CMOS Process,” IEEE Microwave and Wireless Components Letters, Vol. 16, No. 3, pp. 137-139, March 2006.

T. J. Anderson, F. Ren, L. Covert, J. Lin, S. J. Pearton, “Thermal Simulations of 3-D integrated Multi-Chip Module with GaN Power Amplifier and Si Modulator,” J. Vac. Sci. Technol. B – Microelectronics and Nanometer Structures, 24(1), pp. 284-287, January/February 2006.

X. Yang, J. Lin, “A Digitally Controlled Constant Envelope Phase Shift Modulator for Low Power Broadband Wireless Applications,” IEEE Trans. Microwave Theory Tech., Special Issue on Radio Frequency Integrated Circuits, Vol. 54, No. 1, pp. 96-105, January 2006.

Contracts and Grants:

• DARPA/SPAWAR, "RF Subsystem Research"
• NASA, "Robust Self-Powered Wireles Hydrogen Sensor
• NASA, "Hydrogen Research for Aviation and Space-Based Applications"
• National Science Foundation, "Acquisition of High Frequency Electronic Device Characterization System"
• Air Force Research Laboratory, "High-Density Three-Dimensional Packaging Technology for RF Devices"
• Industrial Technology Research Institute, "Broadband Communications"
• ONR, "20-GHz GaN Wide-Band Receiver"
• PowerPad/FHTCC, "Planar Wireless Power System"
• Florida DEP, "Hydrogen Sensing System"

Honors and Awards:

2007 - IEEE Microwave Theory and Techniques Society N. Walter Cox Award
2004 - IEEE MTT-S Undergraduate/Pre-Graduate Scholarship Award with Jerry Jun
2003 - IEEE MTT-S Best Student Paper Contest 1st place Award with Amy Droitcour (co-author)
2001 - IEEE MTT-S Student Paper Contest Honorable Mention Award with Amy Droitcour (co-author)
1997 - IEEE MTT-S Student Paper Content 2nd Place Award with Joel Dawson (co-author)
1997 - Eta Kappa Nu Outstanding Young Electrical Engineer Award Honorable Mention
1994 - UCLA School of Engineering and Applied Science Outstanding PhD Award

Patents:

• UF Invention Disclosure #12738, New Transmitter Spiral Coil Design Generating Uniform Magnetic Field for Planar Wireless Power Transmission, November 29, 2007
• UF Invention Disclosure #12734, USPTO Provisional Patent Application 61/005,782: Complex Signal Demodulation and Angular
• Demodulation for Non-contact Vital Sign Detection, filed on Dec. 7, 2007.
• UF Invention Disclosure #12722, USPTO Provisional Patent Application 61/044,327: Power Control Duty Cycle Throttling Scheme for Planar Wireless Power Transmission System, filed on April 11, 2008.
• UF Invention Disclosure #12495, USPTO Provisional Patent Application: Method and System of Canceling Random Body Movement Effect for Non-Contact Vital Sign Detection, filed on July 12, 2007.
• UF Invention Disclosure #12679, #12694, #12695, USPTO Provisional Patent Application US60/990,377: Method and Apparatus for High Efficiency Scalable Near-Field Wireless Power Transfer, filed on Nov. 27, 2007.
• UF Invention Disclosure #12489, #12490, #12491, USPTO Provisional Patent Application US60/970,201: Planar Near-Field Wireless Power Charger and High Speed Data Communication Platform, filed on September 5, 2007.
• UF Invention Disclosure #12477, USPTO Provisional Patent Application US60/948,749: Wavelength Division Sensing Technique for Doppler Radar Vital Sign Monitoring and Mechanical Vibration Monitoring, filed on July 10, 2007.
• UF Invention Disclosure #12423, USPTO Provisional Patent Application US60/941,128: Non-Contact Measurement System for Accurate Measurement of Frequency and Amplitude of Mechanical Vibration, filed on May 31, 2007.
• UF Invention Disclosure #12267, System for Hydrogen Sensing, to be filed with USPTO, August 3, 2006.
• UF Invention Disclosure #12111, USPTO Patent Cooperation Treaty Application PCT/US2007/074609: Wireless Device Having a Dual Function Battery Antenna, filed on July 27, 2007
• UF Invention Disclosure #12000, USPTO Patent Application 11/916,910: Integrated Electronic Circuitry and Heat Sink, filed on Dec. 7, 2007.
• UF Invention Disclosure #11870. USPTO Provisional Patent Application US60/688,034: Integrated circuit having an on-chip RF transceiver and integrated heatsink-antenna structure, filed on June 7, 2005.
• UF Invention Disclosure #11871.USPTO Provisional Patent Application US60/673,902: System and methods for remote sensing of cardiopulmonary activity, filed on April 22, 2005.
• Patent Cooperation Treaty International Application: Integrated Electronic Circuitry and Heat Sink, filed on June 1, 2006.
• Patent Cooperation Treaty International Application: System and methods for remote sensing using double-sided signals, submitted on March 21, 2006.
• U.S. Patent 6,922,108: Active balun circuit for single-ended to differential RF signal conversion with enhanced common-mode rejection, July 26, 2005.
• U.S. Patent 6,208,846: Method and apparatus for enhancing transmitter circuit efficiency of mobile radio units by selectable switching of power amplifier, March 27, 2001.
• U.S. Patent 5,940,291: Low-complexity adaptive controller, August 17, 1999.
• U.S. Patent 5,832,365: Communication system comprising an active-antenna repeater, November 3, 1998.
• U.S. Patent 5,724,005: Linear power amplifier with automatic gate/base bias control for optimum efficiency, March 3, 1998.
• U.S. Patent 5,620,909: Method of depositing thin passivating film on microminiature semiconductor devices, April 15, 1997