Presentation 2008-07-24
Road-to-Vehicle Visible Light Communication using LED Array and High-Speed Camera
Takaya YAMAZATO, Shintaro ARAI, Shohei MASE, Tomohiro ENDO, Toshiaki FIJII, Masayuki TANIMOTO, Yoshikatsu KIMURA,
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Abstract(in English) In this paper, we present hierarchical coding scheme using LED traffic lights and high-speed camera for Intelligent Transport Systems (ITS) application. If each of LEDs in traffic lights is individually modulated, parallel data transmissions are possible using a camera as a reception device. Such parallel LED-camera channel can be modeled as spatial low-pass filtered channel of which the cut-off frequency varies according to the distance. To overcome, we introduce hierarchical coding scheme based on 2D fast Haar wavelet transform.
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Keyword(in English) LED / ITS / Visible Light Communication / Hierarchical Coding
Paper # SIP2008-76,WBS2008-14
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Committee WBS
Conference Date 2008/7/17(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Road-to-Vehicle Visible Light Communication using LED Array and High-Speed Camera
Sub Title (in English)
Keyword(1) LED
Keyword(2) ITS
Keyword(3) Visible Light Communication
Keyword(4) Hierarchical Coding
1st Author's Name Takaya YAMAZATO
1st Author's Affiliation Graduate School of Engineering, Nagoya University()
2nd Author's Name Shintaro ARAI
2nd Author's Affiliation Graduate School of Engineering, Nagoya University
3rd Author's Name Shohei MASE
3rd Author's Affiliation Graduate School of Engineering, Nagoya University
4th Author's Name Tomohiro ENDO
4th Author's Affiliation Graduate School of Engineering, Nagoya University
5th Author's Name Toshiaki FIJII
5th Author's Affiliation Tokyo Institute of Technology
6th Author's Name Masayuki TANIMOTO
6th Author's Affiliation Graduate School of Engineering, Nagoya University
7th Author's Name Yoshikatsu KIMURA
7th Author's Affiliation Toyota Central R & D Labs., Inc.
Date 2008-07-24
Paper # SIP2008-76,WBS2008-14
Volume (vol) vol.108
Number (no) 165
Page pp.pp.-
#Pages 6
Date of Issue