Presentation 2010-10-08
A Study on Ergodic Capacity of dual-hop OFDM relay systems with Subcarrier Mapping
Masato SAITO,
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Abstract(in English) In this study, we derive Ergodic capacity of dual-hop non-regenerative OFDM (Orthogonal Frequency Division Multiplexing) relay systems with SCM (SubCarrier Mapping). SCM connects subcarriers of the first and the second hops to improve the capacity according to channel gain of each subcarrier. To obtain the system capacity, it is necessary to derive the end-to-end SNR (Signal-to-Noise Ratio) of each subcarrier-pair due to SCM. We employ order statistics for the derivation. Based on the SNR, we evaluate Ergodic capacity of the system.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) OFDM / non-regenerative relay / Subcarrir Mapping / Ergodic capacity / Order statistics
Paper # WBS2010-34
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Committee WBS
Conference Date 2010/9/30(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Study on Ergodic Capacity of dual-hop OFDM relay systems with Subcarrier Mapping
Sub Title (in English)
Keyword(1) OFDM
Keyword(2) non-regenerative relay
Keyword(3) Subcarrir Mapping
Keyword(4) Ergodic capacity
Keyword(5) Order statistics
1st Author's Name Masato SAITO
1st Author's Affiliation Department of Electrical and Electronics Engineering, University of Ryukyus()
Date 2010-10-08
Paper # WBS2010-34
Volume (vol) vol.110
Number (no) 222
Page pp.pp.-
#Pages 6
Date of Issue