| 发明名称 |
Information management system with authenticity check |
| 摘要 |
A product comprising at least one authentication writing area is provided. The product is adapted to receive handwritten authentication information from a user and is provided with a position-coding pattern. The pattern codes coordinates for a plurality of points on an imaginary surface. The pattern allows digital recording and reproduction of the handwritten authentication information as well as authenticity checking.
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| 申请公布号 |
US7263225(B2) |
申请公布日期 |
2007.08.28 |
| 申请号 |
US20050202112 |
申请日期 |
2005.08.12 |
| 申请人 |
SILVERBROOK RESEARCH PTY LTD |
发明人 |
SILVERBROOK KIA;LAPSTUN PAUL |
| 分类号 |
B41J29/38;G06K9/00;B41J2/175;B41J2/21;B41J13/10;B42C9/00;B42C19/02;B65H29/34;B65H37/04;G06F3/03;G06F3/033;G06F3/038;G06F3/041;G06F3/048;G06F3/12;G06F15/00;G06F17/22;G06K1/00;G06K9/22;G06K9/62;G06K11/06;G06K17/00;G06Q10/00;G06T1/00;G09G5/00;G09G5/08;H04N1/00;H04N1/32;H04N1/327 |
主分类号 |
B41J29/38 |
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