RF high power doherty amplifier for improving the efficiency of a feedforward linear amplifier

IEEE MTT-S International Microwave Symposium Digest

Volumn 2, Issue , 2004, Pages 847-850

  Cho, Kyoung Joon ^a   Kim, Jong Heon ^a   Stapleton, Shaawn P ^b  

^a Kwangwoon University   (South Korea)

^b SIMON FRASER UNIVERSITY   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC IMPEDANCE; CODE DIVISION MULTIPLE ACCESS; COMPUTER SIMULATION; HEAT CONDUCTION; LINEARIZATION; MATHEMATICAL MODELS; NATURAL FREQUENCIES; PARAMETER ESTIMATION; VOLTAGE MEASUREMENT;

COMPENSATION LINE; DOHERTY AMPLIFIER; LINEAR AMPLIFIERS; PEAKING AMPLIFIER;

AMPLIFIERS (ELECTRONIC);

EID: 4444369338     PISSN: 0149645X     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (7)

1. W. H. Doherty, "A new high power amplifier for modulated waves," Proc. IRE, vol. 24, no. 9, pp. 1163-1182, 1936.
2. S. C. Cripps, RF Power Amplifier for Wireless Communications, Norwood, MA: Artech House, 1999.
3. M. Iwamoto, A. Wiliams, P. Chen, A. G. Metzger, L. E. Larson, and P. M. Asbeck, "An extended Doherty amplifier with high efficiency over a wide power range," IEEE Trans. Microwave Theory Tech., vol. 49, no. 12, pp. 2472-2478, Dec. 2001.
4. R. J. McMorrow, D. M. Upton, and P. R. Maloney, "The microwave Doherty amplifier," IEEE MTT-S Int. Microwave Symp. Dig., 1994, pp. 1653-1656.
5. B. Kim, Y. Yang, J. Yi, J. Nam, Y. Y. Woo, and J. Cha, "Efficiency enhancement of linear power amplifier using load modulation technique," Int. Microwave and Optical Technology Symp. Dig., June 2001, pp. 505-508.
6. Y. Yang, J. Cha, B. Shin, and B. Kim, "A fully matched Nway Doherty amplifier with optimized linearity," IEEE Trans. Microwave Theory Tech., vol. 51, no. 3, pp. 986-993, March 2003.
7. P. B. Kenington, High-Linearity RF Amplifier Design, Norwood, MA: Artech House, 1999