High efficiency wideband envelope tracking power amplifier with direct current sensing for LTE applications

RWW 2012 - Proceedings: 2012 IEEE Topical Conference on Power Amplifiers for Wireless and Radio Applications, PAWR 2012

Volumn , Issue , 2012, Pages 41-44

  Kwak, Myoungbo ^a,b   Jeong, Jinseong ^a,c   Hassan, Muhammad ^a   Yan, Jomei J ^a   Kimball, Donald F ^a   Asbeck, Peter M ^a   Larson, Lawrence E ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b SAMSUNG Electronics   (South Korea)

^c University of Seoul   (South Korea)

Author keywords

envelope amplifier; Envelope tracking; high efficiency; LTE; RF power amplifiers

Indexed keywords

DIRECT CURRENT; ENVELOPE TRACKING; GAAS HBT; LTE; OUTPUT POWER; POWER-ADDED EFFICIENCY; RF POWER AMPLIFIERS; WIDE-BAND;

POWER AMPLIFIERS;

EFFICIENCY;

EID: 84860819672     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/PAWR.2012.6174933     Document Type: Conference Paper

References (8)

1. F. Wang, D. Kimball, D. Lie, P. Asbeck, and L. Larson, "A monolithic high-efficiency 2.4-GHz 20-dBm SiGe BiCMOS envelope-tracking OFDM power amplifier," IEEE Journal of Solid- State Circuits, vol. 42, no. 6, pp. 1271-1281, 2007.
2. P. Reynaert and M. Steyaert, "A 1.75GHz GSM/EDGE polar modulated CMOS RF power amplifier," in IEEE International Solid-State Circuits Conference, Digest of Technical Papers., 2005, pp. 312-600.
3. V. Pinon, F. Hasbani, A. Giry, D. Pache, and C. Gamier, "A Single-Chip WCDMA Envelope Reconstruction LDMOS PA with 130MHz Switched-Mode Power Supply," in IEEE International Solid-State Circuits Conference, Digest of Technical Papers., 2008, pp. 564-636.
4. W. Chu, B. Bakkaloglu, and S. Kiaei, "A 10 MHz Bandwidth, 2 mV Ripple PA Regulator for CDMA Transmitters," IEEE Journal of Solid-State Circuits, vol. 43, no. 12, pp. 2809-2819, 2008.
5. D. Kim, J. Choi, D. Kang, and B. Kim, "High efficiency and wideband envelope tracking power amplifier with sweet spot tracking," in Radio Frequency Integrated Circuits (RFIC) Symposium, 2010 IEEE, 23-25 May 2010, pp. 255-258.
6. J. Jeong et al., "High-Efficiency WCDMA Envelope Tracking Base-Station Amplifier Implemented With GaAs HVHBTs," IEEE Journal of Solid-State Circuits, vol. 44, no. 10, pp. 2629-2639, 2009.
7. R. Hogervorst, J. Tero, R. Eschauzier, and J. Huijsing, "A compact power-efficient 3 V CMOS rail-to-rail input/output operational amplifier for VLSI cell libraries," in IEEE International Solid-State Circuits Conference, Digest of Technical Papers., 1994, pp. 244-245.
8. M. Hassan, et al., "High efficiency envelope tracking power amplifier with very low quiescent power for 20 MHz LTE," in Radio Frequency Integrated Circuits (RFIC) Symposium, 2011 IEEE, pp. 131-134.