Doherty amplifier using load modulation and phase compensation DGS microstrip line

Proceedings of the 36th European Microwave Conference, EuMC 2006

Volumn , Issue , 2006, Pages 352-355

  Choi, Heung Jae ^a   Lim, Jong Sik ^b   Jeong, Yong Chae ^a   Kim, Chul Dong ^c  

^a Chonbuk National University   (South Korea)

^b Soonchunhyang University   (South Korea)

^c SEWON Teletech Inc   (South Korea)

Author keywords

DGS; Doherty amplifier; Linearity; PAE

Indexed keywords

ELECTRIC GROUNDING; ELECTRIC LINES; ELECTRIC LOADS; PHASE COMPARATORS; PHASE MODULATION;

DEFECTED GROUND STRUCTURE (DGS); DOHERTY AMPLIFIERS; OFFSET TRANSMISSION LINES; PHASE COMPENSATION;

MICROSTRIP LINES;

EID: 41649121656     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/EUMC.2006.281346     Document Type: Conference Paper

References (6)

1. Steve C. Cripps, RF Power Amplifier for Wireless Communications, Artech House, pp.251-282, 1999.
2. Masaya Iwamoto. Aracely Williams, Pin-Fan Chen, Andre G. Metzger, Lawrence E. Larson and Peter M. Asbeck, "An extended Doherty amplifier with high efficiency over a wide power range," IEEE Trans. Microwave Theory and Tech., vol. 49, no. 12, pp. 2472-2479, Dec. 2001
3. Jong-Sik Lim, Yong-Chae Jeong, Dal Ahn, and Sangwook Nam, "Improvement in Performance of Power Amplifiers by Defected Ground Structure," IEICE Transections on Electronics, vol. E87-C, no. 1, pp. 52-59, January 2004.
4. Yong-Chae Jeong, Si-Gyun Jeong, Jong-Sik Lim, and Sangwook Nam, "A New Method to Suppress Harmonics Using λ/4 Bias Line Combined by Defected Ground Structure in Power Amplifiers," IEEE Microwave and Wireless Components Letters, vol. 13, no. 12, pp. 538-540, Dec. 2003.
5. Youngoo Yang, Jaehyok Yi, Young Yun Woo and Bumman Kim, "Optimum Design for Linearity and Efficiency of a Microwave Doherty Amplifier Using a New Load Matching Technique," Microwave Journal, vol. 44, pp. 20-36, Dec. 2001
6. Jong-Sik Lim. Chul-Soo Kim, Dal Ann, Yong-Chae Jeong, and Sangwook Nam, "Design of Low-Pass Filters Using Defected Ground Structure," IEEE Trans. Microwave Theory and Tech., vol. 53, no. 8, pp. 2539-2545, August 2005.