Presentation 2008-03-05
HARQ throughput performance of DS-CDMA/ICI cancellation using transmit antenna diversity
Kazuaki TAKEDA, Yohei KOJIMA, Hiromichi TOMEBA, Fumiyuki ADACHI,
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Abstract(in English) In the next generation wireless communication systems, high-speed packet services will be in great demand, and hence error control technique is indispensable. Hybrid automatic repeat request (HART) is a well-known important error control technique. The joint use of frequency-domain equalization (FDE) and inter-chip interference (ICI) cancellation based on the minimum mean square error criterion can provide a very good throughput performance of HARQ. To further improve the throughput performance, transmit antenna diversity technique is effective. So far, we have shown that the introduction of ICI cancellation into DS-CDMA/MMSE-FDE provides almost the same bit error rate (BER) performance for cyclic delay transmit diversity (CDTD) and space-time transmit diversity (STTD). In this paper, we evaluate, by computer simulation, the throughput performance of HARQ using DS-CDMA/ICI cancellation for CDTD and STTD.
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Keyword(in English) HARQ / DS-CDMA / MMSE-FDE / ICI cancellation / CDTD / STTD
Paper # RCS2007-190
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Committee RCS
Conference Date 2008/2/27(1days)
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Registration To Radio Communication Systems (RCS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) HARQ throughput performance of DS-CDMA/ICI cancellation using transmit antenna diversity
Sub Title (in English)
Keyword(1) HARQ
Keyword(2) DS-CDMA
Keyword(3) MMSE-FDE
Keyword(4) ICI cancellation
Keyword(5) CDTD
Keyword(6) STTD
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 Yohei KOJIMA
2nd Author's Affiliation Dept. of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University
3rd Author's Name Hiromichi TOMEBA
3rd Author's Affiliation Dept. of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University
4th Author's Name Fumiyuki ADACHI
4th Author's Affiliation Dept. of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University
Date 2008-03-05
Paper # RCS2007-190
Volume (vol) vol.107
Number (no) 518
Page pp.pp.-
#Pages 6
Date of Issue