Variable guilloche and method
    2.
    发明申请
    Variable guilloche and method 有权
    可变的guilloche和方法

    公开(公告)号:US20080180751A1

    公开(公告)日:2008-07-31

    申请号:US11699237

    申请日:2007-01-29

    IPC分类号: G06K15/00

    CPC分类号: B41M3/14 B42D25/29

    摘要: A variable guilloche includes at least two guilloche curves, printed in a common space and having at least one point of overlap. The at least two curves are plotted from equations having variables corresponding to a specified data string of steganographic information.

    摘要翻译: 可变的guilloche包括打印在公共空间中并且具有至少一个重叠点的至少两个弯曲曲线。 至少两条曲线从具有对应于指定的隐写信息数据串的变量的方程式绘出。

    Variable guilloche and method
    4.
    发明授权
    Variable guilloche and method 有权
    可变的guilloche和方法

    公开(公告)号:US08289579B2

    公开(公告)日:2012-10-16

    申请号:US11699237

    申请日:2007-01-29

    IPC分类号: H04N1/40 G06K9/00

    CPC分类号: B41M3/14 B42D25/29

    摘要: A variable guilloche includes at least two guilloche curves, printed in a common space and having at least one point of overlap. The at least two curves are plotted from equations having variables corresponding to a specified data string of steganographic information.

    摘要翻译: 可变的guilloche包括打印在公共空间中并且具有至少一个重叠点的至少两个弯曲曲线。 至少两条曲线从具有对应于指定的隐写信息数据串的变量的方程式绘出。