Presentation 2012-08-28
A Method of Calculating Time-varying Characteristics Based on Sparse Channel Estimation for Underwater Acoustic Communications
Hyeonsu Kim, Jongpil Seo, Gunwoo Park, Seongil Kim, Jaehak Chung,
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Abstract(in English) A method calculating time-varying characteristics of dominant components for underwater channel is proposed. Conventional methods investigate time-varying characteristics using recursive transmission of probe signals with guard intervals. The proposed method obtains time-varying characteristics from the equivalent channel that affects the performance of communication directly using channel estimation and CFAR detector. Experimental results show that the proposed method can track and measure the dominant components.
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Keyword(in English) Underwater acoustic channel / Temporal coherence / MMSE estimation / CFAR / Training sequence
Paper # US2012-50
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Committee US
Conference Date 2012/8/20(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Method of Calculating Time-varying Characteristics Based on Sparse Channel Estimation for Underwater Acoustic Communications
Sub Title (in English)
Keyword(1) Underwater acoustic channel
Keyword(2) Temporal coherence
Keyword(3) MMSE estimation
Keyword(4) CFAR
Keyword(5) Training sequence
1st Author's Name Hyeonsu Kim
1st Author's Affiliation Electronic of Engineering, Inha University()
2nd Author's Name Jongpil Seo
2nd Author's Affiliation Electronic of Engineering, Inha University
3rd Author's Name Gunwoo Park
3rd Author's Affiliation Electronic of Engineering, Inha University
4th Author's Name Seongil Kim
4th Author's Affiliation Agency for Defense Department
5th Author's Name Jaehak Chung
5th Author's Affiliation Electronic of Engineering, Inha University
Date 2012-08-28
Paper # US2012-50
Volume (vol) vol.112
Number (no) 186
Page pp.pp.-
#Pages 4
Date of Issue