Presentation 2006-03-16
Experiment on Hierarchical Coding Scheme for Parallel Optical Wireless Communications
Kyoichiro MASUDA, Takaya YAMAZATO, Hiraku OKADA, Masaaki KATAYAMA,
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Abstract(in English) In this paper, we evaluate the performance of hierarchical transmission scheme using LED traffic lights and high-speed camera for ITS application. By using camera as a receiving device, parallel data transmissions are possible if each of LEDs in traffic lights is individually modulated. In such parallel LED-camera channel, if a receiver is far from a transmitter the received data pattern degrade and it is hard to distinguish adjacent LEDs. To overcome, we have proposed hierarchical coding schemes. Experimental results show that the proposed hierarchical coding schemes outperform the conventional on-off keying (OOK) if LED-camera distance is further.
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Keyword(in English) LED / ITS / Visible Light Communication / Hierarchical Coding
Paper # IT2005-77,ISEC2005-134,WBS2005-91
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Committee ISEC
Conference Date 2006/3/9(1days)
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Registration To Information Security (ISEC)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Experiment on Hierarchical Coding Scheme for Parallel Optical Wireless Communications
Sub Title (in English)
Keyword(1) LED
Keyword(2) ITS
Keyword(3) Visible Light Communication
Keyword(4) Hierarchical Coding
1st Author's Name Kyoichiro MASUDA
1st Author's Affiliation Department of Electrical Engineering and Computer Science, Nagoya University()
2nd Author's Name Takaya YAMAZATO
2nd Author's Affiliation EcoTopia Science Institute, Nagoya University
3rd Author's Name Hiraku OKADA
3rd Author's Affiliation Department of Electrical Engineering and Computer Science, Nagoya University
4th Author's Name Masaaki KATAYAMA
4th Author's Affiliation EcoTopia Science Institute, Nagoya University
Date 2006-03-16
Paper # IT2005-77,ISEC2005-134,WBS2005-91
Volume (vol) vol.105
Number (no) 663
Page pp.pp.-
#Pages 5
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