Presentation 2010-07-29
Experimental Evaluation of Multiple Signal Identification Based on Cyclostationarity in Spectrum Sharing Scenarios
Hiroki HARADA, Hiromasa FUJII, Shunji MIURA, Tomoyuki OHYA,
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Abstract(in English) The problem of conventional cyclostationarity-based feature detection is that the detection probability of weak signals worsens if multiple signals with different received-power levels are captured simultaneously. The multiple signal identification has been studied in order to solve such problem. The iterative detection method suppresses the effects of previously-detected signals in the cyclic auto-correlation domain, and so improves the detection probability of the weak signals. In this paper, the multiple signal identification method is evaluated by test-bed experiments. In addition, the modification of the multiple signal identification method in which the effects of other signals are previously-relieved is proposed and applied to the test-bed instead of the iterative detection method. The detection performances of the conventional and proposed detection methods are evaluated and compared with the results of computer simulations. The results reveal the effectiveness of the proposed detection in spectrum sharing scenarios.
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Keyword(in English) cyclostationarity-based feature detection / cyclostationarity-inducing transmission / OFDM transmission / spectrum sharing
Paper # SR2010-16
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Committee SR
Conference Date 2010/7/22(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Experimental Evaluation of Multiple Signal Identification Based on Cyclostationarity in Spectrum Sharing Scenarios
Sub Title (in English)
Keyword(1) cyclostationarity-based feature detection
Keyword(2) cyclostationarity-inducing transmission
Keyword(3) OFDM transmission
Keyword(4) spectrum sharing
1st Author's Name Hiroki HARADA
1st Author's Affiliation NTT DOCOMO, INC.()
2nd Author's Name Hiromasa FUJII
2nd Author's Affiliation NTT DOCOMO, INC.
3rd Author's Name Shunji MIURA
3rd Author's Affiliation NTT DOCOMO, INC.
4th Author's Name Tomoyuki OHYA
4th Author's Affiliation NTT DOCOMO, INC.
Date 2010-07-29
Paper # SR2010-16
Volume (vol) vol.110
Number (no) 153
Page pp.pp.-
#Pages 6
Date of Issue