Effect of maximum power supply voltage on envelope tracking power amplifiers using GaN HEMTs

2011 IEEE Radio and Wireless Week, RWW 2011 - 2011 IEEE Topical Conference on Power Amplifiers for Wireless and Radio Applications, PAWR 2011

Volumn , Issue , 2011, Pages 69-72

  Hsia, Chin ^a   Kimball, Donald F ^a   Asbeck, Peter M ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

Digital predistortion; Dynamic supply modulator; Envelope tracking; Memory effects; Peak to average power ratio; Power amplifiers

Indexed keywords

DIGITAL PREDISTORTION; DRAIN EFFICIENCY; DYNAMIC VOLTAGE; ENVELOPE TRACKING; GAN HEMTS; GAN HIGH ELECTRON MOBILITY TRANSISTORS; HIGH EFFICIENCY; HIGH GAIN; LOSS MINIMIZATION; MAXIMUM POWER; MEMORY EFFECTS; ON-RESISTANCE; OUTPUT POWER; PEAK-TO-AVERAGE POWER RATIO; PEAK-TO-AVERAGE RATIO; POWER ERRORS; RF DEVICES; WCDMA SIGNALS; WIDE-BAND;

BROADBAND AMPLIFIERS; ELECTRON MOBILITY; GALLIUM NITRIDE; MODULATORS; POWER AMPLIFIERS;

HIGH ELECTRON MOBILITY TRANSISTORS;

EID: 79953042394     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/PAWR.2011.5725388     Document Type: Conference Paper

References (6)

1. P. Asbeck, L. Larson, D. Kimball, Y. Zhao, F. Wang, and D. Qiao, "High dynamic range, high efficiency power amplifiers for wireless communications," in Proceedings of the IEEE Bipolar/BiCMOS Circuits and Technology Meeting, pp. 103-107, Santa Barbara, CA, Oct. 2005. (Pubitemid 41668297)
2. J. Jeong, D. Kimball, M. Kwak, C. Hsia, P. Draxler and P. M. Asbeck, "Modeling and Design of RF Amplifiers for Envelope Tracking WCDMA Base-Station Applications," IEEE Trans. Microwave Theory Tech, 57, 2148-2159, 2009.
3. C. Hsia, D. Kimball, P. Draxler, J. J. Yan, J. Kinney, E. Toulouse, J. Wood, and P. M. Asbeck, "High efficiency envelope tracking overdriven Class-A LDMOS power amplifier for base station applications," presented at the IEEE Topical Symp. Power Amplifiers for Wireless Commun., Orlando, FL, Jan, 2008.
4. T. Yamasaki, Y. Kittaka, H. Minamide, K. Yamauchi, S. Miwa, S. Goto, M. Nakayama, M. Kono, N. Yoshida, "A 68% efficiency, C-band 100W GaN power amplifier for space applications," IEEE MTT-S, 2010, pp. 1384-1387.
5. http://www.sedi.co.jp/pdf/EGN21B090IV-Edition3-1.pdf
6. T. Marra, D. Kimball, J. Archambault, W. Haley and J. Thoreback," Envelope tracking efficiency enhancement for CDMA base-station high power amplifier," IEEE Topical Workshop on PAs for Wireless Communications, 2002.