Look-up table implementation of a slow envelope dependent digital predistorter for envelope tracking power amplifiers

IEEE Microwave and Wireless Components Letters

Volumn 22, Issue 2, 2012, Pages 97-99

  Gilabert, Pere L ^a   Montoro, Gabriel ^a  

^a UNIVERSITAT POLITÈCNICA DE CATALUNYA   (Spain)

Author keywords

Digital predistortion (DPD); envelope tracking (ET); power amplifier (PA); slow envelope

Indexed keywords

DIGITAL PREDISTORTION; DRAIN VOLTAGE; ENVELOPE TRACKING; FPGA IMPLEMENTATIONS; LOOK UP TABLE; MEMORY EFFECTS; PRE-DISTORTION; PREDISTORTERS; SLOW ENVELOPE;

SIGNAL DISTORTION; TABLE LOOKUP;

POWER AMPLIFIERS;

EID: 84857356854     PISSN: 15311309     EISSN: None     Source Type: Journal    
DOI: 10.1109/LMWC.2011.2181973     Document Type: Article

References (5)

1. D. F. Kimball, C. Hsia, P. Draxler, S. Lanfranco, W. Nagy, K. Linthicum, L. E. Larson, and P. M. Asbeck, "High-efficiency envelope-tracking WCDMA base-station amplifier using GaN HFETs," IEEE Trans. Microw. Theory Tech., vol. 54, no. 11, pp. 3848-3856, Nov. 2006.
2. G. Montoro, P. L. Gilabert, E. Bertran, and J. Berenguer, "A method for real-time generation of Slew-rate limited envelopes in envelope tracking transmitters," in Proc. IEEE Int. Microw. Workshop Series RF Front-Ends Soft. Def. Cognitive Radio Sol., Feb. 2010, pp. 1-4.
3. J. Jeong, D. F. Kimball, M. Kwak, C. Hsia, P. Draxler, and P. M. Asbeck, "Wideband envelope tracking power amplifiers with reduced bandwidth power supply waveform and adaptive digital predistortion techniques," IEEE Trans. Microw. Theory Tech., vol. 57, no. 12, pp. 3307-3314, Dec. 2009.
4. G. Montoro, P. L. Gilabert, J. Berenguer, and E. Bertran, "Digital predistortion of envelope tracking amplifiers driven by slew-rate limited envelopes," in IEEE MTT-S Int. Dig., Jun. 2011, pp. 1-4.
5. P. L. Gilabert, A. Cesari, G. Montoro, E. Bertran, and J. M. Dilhac, "Multi look-up table FPGA implementation of an adaptive digital predistorter for linearizing RF power amplifiers with memory effects," IEEE Trans. Microw. Theory Tech., vol. 56, no. 2, pp. 372-384, Feb. 2008. (Pubitemid 351207463)