Document protection methods and products
    1.
    发明授权
    Document protection methods and products 失效
    文件保护方法和产品

    公开(公告)号:US5788285A

    公开(公告)日:1998-08-04

    申请号:US666006

    申请日:1996-06-19

    Inventor: Thomas M. Wicker

    CPC classification number: B41M3/146 Y10S285/902

    Abstract: A method and product for making non-reproducible documents, in which a nearly invisible indicia on the document is printed by continuous screened lines of a desired pitch, and a background that will not reproduce by copying that is formed by orthogonal reproduction of positive/negative images of continuous lines to produce broken lines of a desired width and pitch.

    Abstract translation: 用于制作不可再现文件的方法和产品,其中文档上几乎不可见的标记由期望间距的连续屏蔽线打印,并且不会通过正/负的正交再现形成的复制而再现的背景 连续线的图像产生所需宽度和间距的虚线。

    Single-color screen patterns for copy protection
    2.
    发明授权
    Single-color screen patterns for copy protection 有权
    用于复印保护的单色屏幕图案

    公开(公告)号:US08444181B2

    公开(公告)日:2013-05-21

    申请号:US11839657

    申请日:2007-08-16

    Abstract: A verifiable/copy-protected document features a combination of nearly identical line-screen patterns for embedding latent images within visually integrated settings. The latent images can be detected for purposes of verification with a matching viewer but are indistinguishable from their visually integrated settings under ordinary viewing conditions. The line-screen patterns, which can be incorporated into document artwork, are printed at certain combinations of line frequencies and print densities so that the line-screen patterns digitally reproduce as a largely undifferentiated solid tint.

    Abstract translation: 可验证/复制保护的文档具有几乎相同的线屏幕图案的组合,用于将潜在图像嵌入视觉集成设置中。 潜在的图像可以被检测用于与匹配的观察者进行验证的目的,但是在普通观看条件下与潜在的视觉集成设置无法区分。 可以合并到文件图案中的线屏幕图案以线频率和打印密度的特定组合打印,使得线屏幕图案以大致未分化的固体色调数字再现。

    Document containing security images
    3.
    发明授权
    Document containing security images 有权
    包含安全图像的文档

    公开(公告)号:US07906198B2

    公开(公告)日:2011-03-15

    申请号:US10555936

    申请日:2004-05-10

    Inventor: Thomas M. Wicker

    Abstract: A document containing security images which enable original documents to be distinguished from copies of the originals. The document 60 bears an image 63 containing a latent image 68. Latent image 68 may be formed from two or more images 65 and 66. The first image 65 is preferably formed at a high line frequency and at a first angle in one or more colors. The second image 66 is preferably formed at a lower line frequency at the same angle as first image 65 and in one or more colors. The colors in the first image 65 and the second image 66 are preferably chosen so that latent image 68 has substantially the same color as image 63.

    Abstract translation: 包含安全图像的文档,可以将原始文档与原件的副本区分开。 文件60具有包含潜像68的图像63.潜像68可以由两个或多个图像65和66形成。第一图像65优选地以高线频率和以一种或多种颜色的第一角度形成 。 第二图像66优选地以与第一图像65相同的角度以一个或多个颜色形成在较低的线频率处。 优选选择第一图像65和第二图像66中的颜色,使得潜像68具有与图像63基本相同的颜色。

    Security documents and a method and apparatus for printing and authenticating such documents
    4.
    发明授权
    Security documents and a method and apparatus for printing and authenticating such documents 有权
    安全文件以及打印和验证此类文件的方法和装置

    公开(公告)号:US07367593B2

    公开(公告)日:2008-05-06

    申请号:US10205812

    申请日:2002-07-26

    Inventor: Thomas M. Wicker

    CPC classification number: B42D25/30 B41M3/14 B42D25/29 B42D25/405 B42D2035/16

    Abstract: A security document and a method of making and authenticating the document in which the document contains a security feature of an image/background pattern printed in one subtractive color on the document and at least one other but different image/background pattern printed in another subtractive color superimposed directly over the one image/background pattern.

    Abstract translation: 一种安全文件和一种制作和认证文档的方法,其中该文档包含以文档中的一种减色法打印的图像/背景图案的安全特征以及以另一种减色方式打印的至少一个其它但不同的图像/背景图案 直接叠加在一个图像/背景图案上。

    Pigment/fluorescence threshold mixing method for printing
photocopy-proof document
    5.
    发明授权
    Pigment/fluorescence threshold mixing method for printing photocopy-proof document 失效
    彩色/荧光阈值混合方法,用于打印影印文件

    公开(公告)号:US5271645A

    公开(公告)日:1993-12-21

    申请号:US771611

    申请日:1991-10-04

    Inventor: Thomas M. Wicker

    CPC classification number: C09D11/50 B41M3/144 Y10S283/902

    Abstract: Commercially available pigments mixed with fluorescence compound to obtain print stuff mixtures for transfer thereafter to mattes. The print stuff mixtures obtainable thereby are used to print securitY and face-value documents which will be color copier resistant, that is, not be accurately reproducible or replicable by a photocopier. An empirical test is provided which will allow the ordinary skilled printer to determine the best titer of commercially available fluorescence to be used in the ink/pigment mixing scheme.

    Abstract translation: 将市售的颜料与荧光化合物混合以获得印刷物料混合物,随后转移至无光泽物质中。 由此获得的印刷品混合物用于印刷将具有彩色复印机的安全性和面值文件,即不能由复印机精确地重现或复制。 提供了经验测试,其将使普通技术人员能够确定在油墨/颜料混合方案中使用的市售荧光的最佳滴定度。

    Document containing scanning survivable security features
    6.
    发明授权
    Document containing scanning survivable security features 有权
    文件包含扫描可行的安全功能

    公开(公告)号:US07982917B2

    公开(公告)日:2011-07-19

    申请号:US11683161

    申请日:2007-03-07

    Inventor: Thomas M. Wicker

    Abstract: A document comprising a latent security image that is visible when the document is reproduced after being scanned by a standard commercial bank scanner. The security image comprises a plurality of lines, dots, or spots having a frequency and a density such that the image is reproduced after being scanned by the standard commercial bank scanner. A method of making a reproducible document comprising a security device comprises generating the document by creating an original containing the security device, scanning the original to a digital computer using a conventional scanner, and converting the scanned original to a digital image file which is printable via a digital press, a color copier, etc. A document comprises a security image that is not visible under ordinary light, and is visible when the document is exposed to a predetermined type of light. The security image is printed with an ink visible under one of UV light, infrared light, X-rays, of Gamma rays.

    Abstract translation: 一种文件,其包括在由标准商业银行扫描仪扫描之后再现文档时可见的潜在安全图像。 安全图像包括具有频率和密度的多个线,点或点,使得在被标准商业银行扫描仪扫描之后图像被再现。 制作包括安全装置的可再现文件的方法包括通过创建包含安全装置的原稿来生成文档,使用常规扫描仪将原稿扫描到数字计算机,以及将扫描的原稿转换成数字图像文件,该数字图像文件可经由 数字印刷机,彩色复印机等。文档包括在普通光线下不可见的安全图像,并且当文档暴露于预定类型的光时是可见的。 印刷安全图像,在UV光,红外光,X射线,伽玛射线之一下可以看到墨水。

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