发明名称 |
Data encoding pattern |
摘要 |
A document has a data encoding pattern thereon having a higher resolution in the transverse direction x than in the longitudinal direction y. The pattern may be formed by dots 508 and dashes 510. The scale of the pattern may be determined from the grid spacings, the position of a pen being determined from the detected pattern and the scale. |
申请公布号 |
GB2428502(A) |
申请公布日期 |
2007.01.31 |
申请号 |
GB20050014586 |
申请日期 |
2005.07.18 |
申请人 |
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. |
发明人 |
EMILIANO BARTOLOME;ANDREU GONZALEZ |
分类号 |
G06F3/12;G06F3/03;G06K7/12;G06K19/06 |
主分类号 |
G06F3/12 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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