Presentation 2004-08-27
Multi-access method using frequency-interleaving and frequency-domain equalization for broadband mobile radio
Kazuaki TAKEDA, Fumiyuki ADACHI,
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Abstract(in English) In direct sequence code division multiple access (DS-CDMA), frequency-domain equalization (FDE) based on minimum mean square error (MMSE) criterion can be applied to exploit the channel frequency-selectivity and therefore achieves much improved bit error rate (BER) performance than using the conventional rake combining. Even if FDE is applied to DS-CDMA, however, the uplink BER performance significantly degrades due to strong residual multi-user interference (MUI). In this paper, multiple access technique using the combined frequency-interleaving and FDE is proposed and its performance is evaluated by computer simulations. The design of frequency-interleaving pattern is also discussed.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) frequency-domain equalization / frequency-interleaving / frequency diversity effect
Paper # RCS2004-143
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Committee RCS
Conference Date 2004/8/20(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Multi-access method using frequency-interleaving and frequency-domain equalization for broadband mobile radio
Sub Title (in English)
Keyword(1) frequency-domain equalization
Keyword(2) frequency-interleaving
Keyword(3) frequency diversity effect
1st Author's Name Kazuaki TAKEDA
1st Author's Affiliation Dept. of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University()
2nd Author's Name Fumiyuki ADACHI
2nd Author's Affiliation Dept. of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University
Date 2004-08-27
Paper # RCS2004-143
Volume (vol) vol.104
Number (no) 258
Page pp.pp.-
#Pages 6
Date of Issue