DocumentCode
1518717
Title
Pre-FFT equaliser design for OFDM
Author
Armour, S. ; Nix, A. ; Bull, D.
Author_Institution
Centre for Commun. Res., Bristol Univ., UK
Volume
35
Issue
7
fYear
1999
fDate
4/1/1999 12:00:00 AM
Firstpage
539
Lastpage
540
Abstract
Orthogonal frequency division multiplexing (OFDM) transmission in a time dispersive radio channel requires the insertion of a guard interval to combat inter-carrier interference. This insertion of the guard interval reduces the transmission efficiency. The pre-FFT equaliser design presented supplements or replaces the guard interval and thereby achieves a more efficient transmission
Keywords
OFDM modulation; dispersive channels; equalisers; fast Fourier transforms; OFDM transmission efficiency; guard interval; inter-carrier interference; orthogonal frequency division multiplexing; pre-FFT equaliser; time dispersive radio channel;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:19990405
Filename
769468
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