Presentation 2006-01-26
A Study on Adaptive Modulation Method for Transmit Power Allocated V-BLAST
Yudai KOTSUTA, Hiroo SEKIYA, Jianming LU, Takashi YAHAGI,
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Abstract(in English) In this study, adaptive modulation method is applied to the transmit power allocated V-BLAST. In the proposed system, modulation method and power allocation are given as control parameter under the environments of constant total transmit power and constant throughput. By applying modulation method as a control parameter the variation range of BER is expanded as a result, the proposed system can achieve lower BER than the conventional method. Moreover it is possible to set the selection that certain antennas are not used. In this case, BER performance is improved compared with use of all antennas. By carrying out, numerical simulation, it is confirmed that the proposed system achieves lower BER than the conventional method.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) MIMO / V-BLAST / Rate adaptation / Power control
Paper # RCS2005-138
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Committee RCS
Conference Date 2006/1/19(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) A Study on Adaptive Modulation Method for Transmit Power Allocated V-BLAST
Sub Title (in English)
Keyword(1) MIMO
Keyword(2) V-BLAST
Keyword(3) Rate adaptation
Keyword(4) Power control
1st Author's Name Yudai KOTSUTA
1st Author's Affiliation Graduate School of Science and Technology, Chiba University()
2nd Author's Name Hiroo SEKIYA
2nd Author's Affiliation Graduate School of Science and Technology, Chiba University
3rd Author's Name Jianming LU
3rd Author's Affiliation Graduate School of Science and Technology, Chiba University
4th Author's Name Takashi YAHAGI
4th Author's Affiliation Graduate School of Science and Technology, Chiba University
Date 2006-01-26
Paper # RCS2005-138
Volume (vol) vol.105
Number (no) 559
Page pp.pp.-
#Pages 5
Date of Issue