Effects of output harmonic termination on PAE and output power of AlGaN/GaN HEMT power amplifier

IEEE Microwave and Wireless Components Letters

Volumn 12, Issue 11, 2002, Pages 421-423

  Chung, Y ^a,b   Hang, C Y ^a,b   Cai, S ^a,b   Chen, Y ^a,b   Lee, W ^a,b   Wen, C P ^a,b   Wang, K L ^a,b   Itoh, T ^a,b  

^a IEEE   (United States)

^b UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

AlGaN GaN high electron mobility transistor (HEMT); Harmonic termination; Power added efficiency; Power amplifier

Indexed keywords

GATES (TRANSISTOR); HIGH ELECTRON MOBILITY TRANSISTORS; ION IMPLANTATION; METALLORGANIC CHEMICAL VAPOR DEPOSITION; SCATTERING PARAMETERS; SEMICONDUCTING ALUMINUM COMPOUNDS; SEMICONDUCTING GALLIUM COMPOUNDS; SEMICONDUCTOR DEVICE STRUCTURES; SEMICONDUCTOR DEVICE TESTING;

HARMONIC TERMINATION; POWER ADDED EFFICIENCY;

POWER AMPLIFIERS;

EID: 0036860833     PISSN: 15311309     EISSN: None     Source Type: Journal    
DOI: 10.1109/LMWC.2002.805532     Document Type: Article

References (6)

1. Y. F. Wu, P. M. Chavarkar, M. Moore, P. Parikh, B. P. Keller, and U. K. Mishra, "A 50-W AlGaN/GaN HEMT Amplifier," in IEDM Tech. Dig., 2000, pp. 375-376.
2. S. J. Cai, R. Li, Y. L. Chen, L. Wong, W. G. Wu, S. G. Thomas, and K. L. Wang, "High performance AlGaN/GaN HEMT with improved ohmic contacts," Electron. Lett., vol. 34, no. 24, pp. 2354-2356, 1998.
3. Y. Chung, S. Cai, W. Lee, Y. Lin, C. P. Wen, K. L. Wang, and T. Itoh, "High power wideband AlGaN/GaN feedback amplifier module with drain and feedback loop inductances," Electron. Lett., vol. 37, no. 19, pp. 1199-1200, 2001.
4. I. J. Bahl, E. L. Griffin, A. E. Geissberger, C. Andricos, and T. F. Brukiewa, "Class-B power MMIC amplifiers with 70 percent power-added efficiency," IEEE Trans. Microwave Theory Tech., vol. 37, pp. 1315-1320, Sept. 1989.
5. D. M. Snider, "A theoretical analysis and experimental confirmation of the optimally loaded and overdrive RF power amplifier," IEEE Trans. Electron Devices, vol. ED-14, pp. 851-857, Dec. 1967.
6. W. S. Kopp and S. D. Pritchette, "High efficiency power amplification for microwave and millimeter frequencies," in IEEE MTT-S Int. Microwave Symp. Dig., vol. 3, 1989, pp. 857-858.