A new mode-multiplexing LINC architecture to boost the efficiency of WiMAX up-link transmitters

IEEE Transactions on Microwave Theory and Techniques

Volumn 55, Issue 2, 2007, Pages 248-253

  Helaoui, Mohamed ^a,b   Boumaiza, Slim ^a,b   Ghannouchi, Fadhel M ^a,b   Kouki, Ammar B ^a,c   Ghazel, Adel ^a,d  

^a IEEE   (Canada)

^b UNIVERSITY OF CALGARY   (Canada)

^c LaCIME Laboratory   (Canada)

^d UNIVERSITY OF CARTHAGE   (Tunisia)

Author keywords

Linear amplification with nonlinear components (LINC); Outphasing; Power amplifiers (PAs); Worldwide interoperability for microwave access (WiMAX) transmitters

Indexed keywords

LINEAR AMPLIFICATION WITH NONLINEAR COMPONENTS (LINC); OUTPHASING; WORLDWIDE INTEROPERABILITY FOR MICROWAVE ACCESS (WIMAX);

LINEARIZATION; MULTIPLEXING; NONLINEAR ANALYSIS; OPTIMIZATION; POWER AMPLIFIERS; THRESHOLD VOLTAGE;

TRANSMITTERS;

EID: 33847766237     PISSN: 00189480     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMTT.2006.889318     Document Type: Article

References (21)

1. J. Tellado, "Peak to average power reduction for multicarrier modulation," Ph.D. dissertation, Elect. Eng. Dept., Stanford Univ., Stanford, CA, 2000.
2. V. Tarokh and H. Jafrakhani, "On the computation and reduction of the peak-to-average power ratio in multicarrier communications," IEEE Trans. Commun., vol. 48, no. 1, pp. 37-44, Jan. 2000.
3. J. K. Cavers, "Amplifier linearization using a digital predistorter with fast adaptation and low memory requirements," IEEE Trans. Veh. Technol., vol. 39, no. 4, pp. 374-382, Nov. 1990.
4. S. P. Stapleton and F. C. Costescu, "An adaptive predistorter for power amplifier based on adjacent channel emissions," IEEE Trans. Veh. Technol., vol. 41, no. 1, pp. 49-56, Feb. 1992.
5. M. Helaoui, S. Boumaiza, A. Ghazel, and F. M. Ghannouchi, "On the RF/DSP design-for-efficiency of OFDM transmitters," IEEE Trans. Microw. Theory Tech., vol. 53, no. 7, pp. 2355-2361, Jul. 2005.
6. _, "Power and efficiency enhancement of 3G multicarrier amplifiers using digital signal processing with experimental validation," IEEE Trans. Microw. Theory Tech., vol. 54, no. 4, pp. 1396-1404, Apr. 2006.
7. W. H. Doherty, "A new high efficiency power amplifier for modulated waves," Proc. IRE, vol. 24, no. 9, pp. 1163-1182, Sep. 1936.
8. F. H. Raab, "Efficiency of Doherty power-amplifier systems," IEEE Trans. Broadcast., vol. BC-33, no. 3, pp. 77-83, Sep. 1987.
9. J. Sirois, S. Boumaiza, M. Helaoui, G. Brassard, and F. M. Ghannouchi, "A robust modeling and design approach for dynamically loaded and digitally linearized Doherty amplifiers," IEEE Trans. Microw. Theory Tech., vol. 53, no. 9, pp. 2875-2883, Sep. 2005.
10. H. Chireix, "High power outphasing modulation," Proc. IRE, vol. 23, no. 11, pp. 1370-1392, Nov. 1935.
11. D. C. Cox, "Linear amplification with nonlinear components," IEEE Trans. Commun., vol. COM-23, no. 12, pp. 1942-1945, Dec. 1974.
12. S. C. Cripps, RF Power Amplifier Design. Boston, MA: Artech House, 2002, pp. 33-72.
13. F. Raab, "Efficiency of outphasing RF power-amplifier systems," IEEE Trans. Commun., vol. COM-33, no. 10, pp. 1094-1099, Oct. 1985.
14. X. Zhang, L. E. Larson, and P. M. Asbeck, Design of Linear RF Out-phasing Amplifiers. Boston, MA: Artech House, 2003.
15. A. Birafane and A. B. Kouki, "On the linearity and efficiency of out-phasing microwave amplifiers," IEEE Trans. Microw. Theory Tech., vol. 52, no. 7, pp. 1702-1708, Jul. 2004.
16. _, "Phase-only predistortion for LINC amplifiers with Chireix-out-phasing combiners," IEEE Trans. Microw. Theory Tech., vol. 53, no. 6, pp. 2240-2250, Jun. 2005.
17. F. J. Casadevall and A. Valdovinos, "Performance analysis of QAM modulations applied to the LINC transmitter," IEEE Trans. Veh. Technol., vol. 42, no. 4, pp. 399-406, Nov. 1993.
18. M. Helaoui, S. Boumaiza, A. Ghazel, and F. M. Ghannouchi, "Digital compensation of branches imbalance effects in line transmitters," in 16th Int. Microelectron. Conf., Dec. 2004, pp. 688-691.
19. B. Stengel and W. R. Eisenstadt, "LINC power amplifier combiner method efficiency optimization," IEEE Trans. Veh. Technol., vol. 49, no. 1, pp. 229-234, Jan. 2000.
20. X. Zhang, L. E. Larson, P. M. Asbeck, and R. A. Langridge, "Analysis of power recycling techniques for RF and microwave outphasing power amplifiers," IEEE Trans. Circuits Syst. II, Analog Digit, Signal Process., vol. 49, no. 5, pp. 312-320, May 2002.
21. G. Poitau and A. Kouki, "MILC: Modified implementation of the LINC concept," in IEEE MTT-S Int. Microw. Symp. Dig., Jun. 2006, pp. 1883-1886.