High efficiency feed-forward amplifier using RF predistortion linearizer and the modified Doherty amplifier

IEEE MTT-S International Microwave Symposium Digest

Volumn 2, Issue , 2004, Pages 537-540

  Ogawa, T ^a   Iwasaki, T ^a   Maruyama, H ^a   Horiguchi, K ^b   Nakayama, M ^b   Ikeda, Y ^a   Kurebayashi, H ^a  

^a SPC Electronics Corp   (Japan)

^b MITSUBISHI ELECTRIC CORPORATION   (Japan)

Author keywords

Power amplifiers

Indexed keywords

CARRIER AMPLIFIERS; DOHERTY AMPLIFIERS; LOAD MODULATION; PREDISTORTION LINEARIZERS;

CIRCUIT THEORY; ELECTRIC IMPEDANCE; LEAKAGE CURRENTS; MATHEMATICAL MODELS; MOSFET DEVICES; NATURAL FREQUENCIES; SEMICONDUCTOR DEVICES; TRANSISTORS;

POWER AMPLIFIERS;

EID: 4444266605     PISSN: 0149645X     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (4)

1. K.Horiguchi, M.Nakayama, K.Totani, H.Senda, Y.Ikeda, T.Takagi, and O.Ishida, "High efficiency bias condition optimized feed-forward power amplifier with a series diode linearizer," IEICE Trans. Electron, Vol.E85-C, pp1973-1980, No.12, Dec., 2002.
2. K.Horiguchi, M.Nakayama, Y.Sakai, H.Senda, Y.Ikeda, and O.Ishida, "A high efficiency feed-forward amplifier with a series diode linearizer for cellular base stations," IEEE MTT-S International Microwave Symposium Digest, pp797-799, 2001.
3. Y.Suzuki, T.Hirota, and T.Nojima, "Highly efficient feed-forward amplifier using a class-F Doherty amplifier," IEEE MTT-S International Microwave Symposium Digest, pp77-80, 2003.
4. W.H.Doherty, "A new high efficiency power amplifier for modulated waves," Proceeding of the IRE, Vol.24, No.9, pp.1163-1182, 1936.