Presentation 2011-11-14
Efficient Decoding of QR Code using Error Correcting Capability : Decoding Method using Erasure Error Correction and the Ability
Keisuke SAITO, Masakatu MORII,
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Abstract(in English) The QR code is widely used since it is useful for the mobile phone with CCD camera. It is printed on surface of media for scanning. So it is thought ahead to be dirty. Even if it is dirty, we may be able to read it since it has error correcting capability. The data stored in a QR code has been subjected to interleaving. However, current interleaving is not enough to scatter. In terms of error correction, we have proposed a method of erasure error correction on QR code decoding. In this paper, we show that current interleaving leads resistance to errors to be weak and reform method of erasure error correction we have proposed. Our new method enables us to do more accurate erasure error correction.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) 2D code / QR code / interleave / erasure error correction
Paper # ISEC2011-46,LOIS2011-40
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Committee LOIS
Conference Date 2011/11/7(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Efficient Decoding of QR Code using Error Correcting Capability : Decoding Method using Erasure Error Correction and the Ability
Sub Title (in English)
Keyword(1) 2D code
Keyword(2) QR code
Keyword(3) interleave
Keyword(4) erasure error correction
1st Author's Name Keisuke SAITO
1st Author's Affiliation Graduate School of Engineering, Kobe University()
2nd Author's Name Masakatu MORII
2nd Author's Affiliation Graduate School of Engineering, Kobe University
Date 2011-11-14
Paper # ISEC2011-46,LOIS2011-40
Volume (vol) vol.111
Number (no) 286
Page pp.pp.-
#Pages 6
Date of Issue