Title :
Joint distortion compensation for a direct upconversion transmitter with impairments
Author :
Burglechner, Sascha ; Petit, Michael ; Springer, Andreas ; Hueber, Gernot
Author_Institution :
Inst. for Commun. Eng. & RF-Syst., Johannes Kepler Univ., Linz, Austria
fDate :
Aug. 28 2010-Sept. 3 2010
Abstract :
We presented a precompensation method for a direct up conversion transmitter, where IQM impairments are compensated to achieve optimum results. Measurement results have shown that the proposed model is able to compensate for the TX impairments as well as the amplifier nonlinearities.
Keywords :
distortion; quadrature amplitude modulation; radio transmitters; IQM impairment; TX impairment; amplifier nonlinearity; direct upconversion transmitter; joint distortion compensation; precompensation method; Barium; Joints; Mathematical model; Modulation; Polynomials; Predistortion; Transmitters;
Conference_Titel :
Wireless Information Technology and Systems (ICWITS), 2010 IEEE International Conference on
Conference_Location :
Honolulu, HI
Print_ISBN :
978-1-4244-7091-4
DOI :
10.1109/ICWITS.2010.5611848
