DocumentCode
443367
Title
MAI-minimized signature waveforms for MC-DS-CDMA systems
Author
Sureshkumar, S. ; Shwedyk, E. ; Nguyen, Ha H.
Author_Institution
Dept. of Electr. & Comput. Eng., Manitoba Univ., Winnipeg, Man., Canada
Volume
1
fYear
2005
fDate
30 May-1 June 2005
Firstpage
305
Abstract
This paper considers signature waveform design for downlink communications in a multicarrier direct sequence code division multiple access (MC-DS-CDMA) system. The design introduces a carefully chosen phase offset in each carrier to minimize the multiple access interference (MAI). With the proposed signature waveform design, a significant performance improvement over the existing MC-DS-CDMA systems is achieved.
Keywords
code division multiple access; interference suppression; spread spectrum communication; MAI-minimized signature waveforms; MC-DS-CDMA systems; downlink communications; multicarrier direct sequence code division multiple access; multiple access interference; performance improvement; phase offset; Bandwidth; Base stations; Direct-sequence code-division multiple access; Downlink; Fading; Gaussian channels; Multiaccess communication; Multiple access interference; Proposals; System performance;
fLanguage
English
Publisher
ieee
Conference_Titel
Vehicular Technology Conference, 2005. VTC 2005-Spring. 2005 IEEE 61st
ISSN
1550-2252
Print_ISBN
0-7803-8887-9
Type
conf
DOI
10.1109/VETECS.2005.1543300
Filename
1543300
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