Journal Articles

T. Collins, V. Manan, S. Long, "Design Analysis and Circuit Enhancements for High Speed Bipolar Flip-flops," IEEE Journal of Solid-State Circuits, Vol. 40, No. 5, May 2005, pp. 1166-1174

S. Xie, V. Paidi, R. Coffie, S. Keller, S. Heikman, B. Moran, A. Chini, S. DenBaars, U. Mishra, S. Long, M. Rodwell, "High-Linearity Class B Power Amplifiers in GaN HEMT Technology," IEEE Microwave and Wireless Components Letters, Vol. 13, No. 7, July 2003, pp. 284-286

V. Paidi, S. Xie, R. Coffie, B. Moran, S. Heikman, S. Keller, A. Chini, S. DenBaars, U. Mishra, S. Long, M. Rodwell, "High Linearity and High Efficiency of Class-B Power Amplifiers in GaN HEMT Technology," IEEE Transactions on Microwave Theory and Techniques, Vol. 51, No. 2, February 2003, pp. 643-652

Conference Papers

V. Manan, S. Long, "A Dual Band (10/16 GHz) p-HEMT VCO ," 13th GAAS Symposium, Paris, 2005 (to be published in October)

P. Lai, S. Long, "A 5GHz pHEMT Transformer-Coupled VCO," 2005 IEEE RFIC Symposium, 13-14 June 2005

J. Breitbarth, D. Schmelzer, "Absorptive Near Gaussian Low Pass Filter Design with Applications in the Time and Frequency Domain," Microwave Symposium Digest, 2004 IEEE MTT-S International, Vol.3, 6-11 June 2004, pp. 1303-1306

T. Collins, A. Betti-Berutto, S. Long, "A 75 GHz Current Mode Logic Static Frequency Divider Realized in a Commercially Available InP Process," 11th GAAS Symposium, Munich, 2003, pp. 223-226

P. Lai, L. Dobos, S. Long, "A 2.4GHz SiGe Low Phase-Noise VCO Using On Chip Tapped Inductor," Conference on European Solid-State Circuits, 2003(ESSCIRC 2003), 16-18 Sept. 2003, pp. 505-508

A. Long, J. Yao, S. Long, "A 13W Current Mode Class D High Efficiency 1 GHz Power Amplifier," The 45th Midwest Symposium on Circuits and Systems, 2002 (MWSCAS), Vol.1, 4-7 Aug. 2002, pp. I-33-36

V. Paidi, S. Xie, R. Coffie, U. Mishra, S. Long, M. Rodwell, "Simulations of High Linearity and High Efficiency of Class B Power Amplifiers in GaN HEMT Technology," Proceedings of the IEEE Lester Eastman Conference on High Performance Devices, 2002, 6-8 Aug. 2002, pp. 101- 107

T. Mathew, S. Jaganathan, D. Scott, S. Krishnan, Y. Wei, M. Urteaga, M. Rodwell, S. Long, "2-Bit Adder Carry and Sum Logic Circuits Clocking at 19 GHz Clock Frequency in Transferred Substrate HBT Technology," IEEE International Conference on Indium Phosphide and Related Materials, 2001(IPRM), pp. 505-508

D. Choi, S. Long, "Finite DC Feed Inductor in Class E Power Amplifiers, A Simplified Approach," 2000 IEEE MTT-S Digest, 2000, pp. 1643-1646

K. Krishnamurthy, S. Keller, U. Mishra, M. Rodwell, S. Long, "Broad-band Microwave Power Amplifiers in GaN Technology," 2000 IEEE GAAS Digest, 2000, pp. 33-36

K. Krishnamurthy, S. Long, M. Rodwell, "Cascode-Delay-Matched Distributed Amplifiers for Efficient Broadband Microwave Power Amplification," 1999 IEEE MTT-S Digest, 1999, pp. 819-822

G. Wong, S. Long, "An 800 MHz HBT Class-E Amplifier with 74% PAE at 3.0 Volts for GMSK," 21st Annual Gallium Arsenide Integrated Circuit Symposium (GaAs IC), 1999, pp. 299-302

Ph.D. Dissertations

V. Paidi, "MMIC Power Amplifiers in GaN HEMT and InP HBT Technologies," 2004

S. Xie, "High Linearity and High Efficiency RF MMIC Power Amplifiers in AlGaN/Gan HEMT Technology," 2004

T. Mathew, "High-Speed Digital ICs in Transferred-Substrate Technology," 2001

D. Choi, "High Efficiency Switched-Mode Power Amplifiers for Wireless Communications," 2001

K. Krishnamurthy, "Ultra-Broadband, Efficient, Microwave Power-Amplifiers in Gallium Nitride HEMT Technology," 2000

M.S. Theses

O. Isler, "Design and Implementation of a Common Collector Class B RF Power Amplifier in InGaP HBT Technology," 2004

A. Van Munn, "Investigation of Inverse Class-F Power Amplifier for High Efficiency Operation," 2004

T. Mujahed, "High Voltage GaN Variable Capacitance Diode," 2004

T. Dellsperger, "Device Evaluation for Current-Mode Class-D RF Power Amplifiers," 2003

A. Long, "High Frequency Current Mode Class-D Amplifiers With High Output Power and Efficiency," 2003

Z. Alon, "Extraction and Application of Behavioral Models in Power Amplifier Simulation," 2003

R. Conolley, "Wireless Data Interface for Cryogenic Imaging Arrays," 2003

M. Belding, "CMOS Chip-to-Chip Interconnects for Low Power and High Speed," 1998

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