Page 1 1Page 2 index database 2000 40002Page 3 Page 4 QRCodeVSCode Data Matrix Database etc.. URL http://www. yahoo.co.jp/ abce… text data QRCode4Page 5 URL http://www. yahoo.co.jp/ abce… 20004000 5Page 6 - 3 DATA 32 6Page 7 Z YX 7Page 8 2 8Page 9 9Page 10 ( )11 22 10Page 11 2121 212144 2^4*20*20=1600bit2^4*20*20=1600bit=200byte=200byte 11Page 12 12Page 13 13Page 14 14Page 15 15Page 16 1 16Page 17 2007-313105 2009-141457 2009-136882 17Page 18 18