DocumentCode
1465419
Title
An application of MMSE predistortion to OFDM systems
Author
Benedetto, Maria-Gabriella Di ; Mandarini, Paolo
Author_Institution
INFOCOM Dept., Rome Univ., Italy
Volume
44
Issue
11
fYear
1996
fDate
11/1/1996 12:00:00 AM
Firstpage
1417
Lastpage
1420
Abstract
Orthogonal frequency division multiplexing (OFDM) particularly suffers from the presence of nonlinearities since the signal amplitude is Rayleigh distributed. The degradation introduced by the nonlinear amplifier in the transmitter can be significantly reduced by using an analog cubic predistorter minimum mean square error (MMSE) predistorter proposed by the authors (see ibid., vol.43, no.12, p.2966, 1995)
Keywords
frequency division multiplexing; modulation; probability; travelling wave amplifiers; MMSE predistorter; MMSE predistortion; OFDM systems; Rayleigh distributed signal; analog cubic predistorter; minimum mean square error; nonlinear amplifier; nonlinearities; orthogonal frequency division multiplexing; signal amplitude; transmitter; Degradation; Discrete Fourier transforms; Frequency division multiplexing; Frequency modulation; Mean square error methods; OFDM modulation; Phase shift keying; Predistortion; Quadrature amplitude modulation; Radio transmitters;
fLanguage
English
Journal_Title
Communications, IEEE Transactions on
Publisher
ieee
ISSN
0090-6778
Type
jour
DOI
10.1109/26.544457
Filename
544457
Link To Document