| 发明名称 |
BAR CODE HAVING EXTENDED VISIBILITY, SYSTEM AND METHOD THEREOF |
| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a system and a method using a visually significant bar code. <P>SOLUTION: In the bar code equipped with the extended visibility by having a background and a foreground image embedded in the background, a blackout area is generated in the background by the embedded image, and a mechanism for specifying the blackout area is provided. <P>COPYRIGHT: (C)2004,JPO</p> |
| 申请公布号 |
JP2004127297(A) |
申请公布日期 |
2004.04.22 |
| 申请号 |
JP20030341384 |
申请日期 |
2003.09.30 |
| 申请人 |
HEWLETT-PACKARD DEVELOPMENT CO LP |
发明人 |
XU YIHONG;SANG HENRY W JR |
| 分类号 |
G06K1/12;G06K7/10;G06K7/14;G06K9/18;G06K19/06;G06T1/00;H04N1/387;(IPC1-7):G06K19/06 |
主分类号 |
G06K1/12 |
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