A 2-GHz GaAs HBT RF pulsewidth modulator

IEEE Transactions on Microwave Theory and Techniques

Volumn 56, Issue 2, 2008, Pages 300-304

  Nielsen, Michael ^b   Larsen, Torben ^a,b  

^a IEEE

^b AALBORG UNIVERSITY   (Denmark)

Author keywords

Class D; Class E; Modulator; Power amplifier (PA); RF pulsewidth modulation (RF PWM); Switch mode

Indexed keywords

FEEDBACK; MOBILE TELECOMMUNICATION SYSTEMS; POWER AMPLIFIERS; SIGNAL ANALYSIS; SPECTRUM ANALYSIS;

RF PULSEWIDTH MODULATION (RF PWM); SWITCH MODE;

FREQUENCY MODULATION;

EID: 38849115718     PISSN: 00189480     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMTT.2007.913375     Document Type: Article

References (11)

1. M. Nielsen and T. Larsen, "A transmitter architecture based on delta-sigma modulation and switch-mode power amplification," Trans. Circuits Syst. II, Exp. Briefs, vol. 54, no. 8, pp. 735-739, Aug. 2007.
2. C. Berland, I. Hibon, J. F. Bercher, M. Villegas, D. Berlot, D. Pache, and V. L. Goascoz, "A transmitter architecture for nonconstant envelope modulation," IEEE Trans. Circuits Syst., II: Exp. Briefs, vol. 53, no. 1, pp. 13-17, Jan. 2006.
3. Y. Wang, "An improved Kahn transmitter architecture based on delta-sigma modulation," in IEEE MTT-S Int. Microw. Symp. Dig., Jun. 2003, vol. 2, pp. 1327-1330.
4. J. Ketola, J. Sommarek, J. Vankka, and K. Halonen, "Transmitter utilizing bandpass delta-sigma modulator and switching mode power amplifier," in IEEE Int. Circuits Syst. Symp., Vancouver, BC, Canada, May 23-26, 2004, pp. 633-636.
5. T. Johnson and S. P. Stapleton, "RF class-D amplification with bandpass sigma-delta modulator drive signals," IEEE Trans. Circuits Syst., I, Reg. Papers, vol. 53, no. 12, pp. 2507-2520, Dec. 2006.
6. F. H. Raab, "Radio frequency pulsewidth modulation," IEEE Trans. Commun., vol. COMM-21, no. 8, pp. 958-966, Aug. 1973.
7. P. Wagh and P. Midya, "High-efficiency switched-mode RF power amplifier," in Midwest Circuits Syst. Symp., Aug. 1999, vol. 2, pp. 1044-1047.
8. M. Nielsen and T. Larsen, "An RF pulsewidth modulator for switchmode power amplification of varying envelope signals," in Proc. Silicon Monolithic Integrated Circuits in RF Syst. Top. Meeting, Long Beach, CA, Jan. 2007, pp. 277-280.
9. Third Generation Partnership Project, Technical Specification Group Radio Access Network, User Equipment (UE) Radio Transmission and Reception (FDD), (release 7), TS 25.101, Mar. 2007 [Online]. Available: http://www.3gpp.org
10. Digital Cellular Telecommunications System (Phase 2+); Radio Transmission and Reception, 3GPP TS 45.005, ver. 6.14.0, release 6, Apr. 2006 [Online]. Available: http://www.etsi.org
11. G. Massobrio and P. Antognetti, Semiconductor Device Modeling With SPICE, 2nd ed. New York: McGraw-Hill, 1993.