Optically verified sample authentication

    公开(公告)号:US10346468B2

    公开(公告)日:2019-07-09

    申请号:US15444842

    申请日:2017-02-28

    摘要: System and method for optically verified sample authentication are described herein. An example system includes a detection device to authenticate a sample and to return a positive authentication result if the sample is authentic and return a negative authentication result if the sample is not authentic, the detection device containing an optical emitter to emit a series of pulses of light in a first sequential pattern, a smartphone in close proximity to and facing the detection device and the sample, the smartphone containing a camera to detect the first sequential pattern of light, and a database to store data from the smartphone, wherein the optical emitter emits the first sequential pattern of light before the detection device authenticates the sample, the smartphone captures a first image of the detection device after the smartphone detects the first sequential pattern of light emitted by the optical emitter, and the smartphone transmits first data to the database after the detection device authenticates the sample.

    Variable Data Printing For Security Purposes Using Ceramic Sub-Micron Infrared-Luminescent Particles In Inkjet Ink
    2.
    发明申请
    Variable Data Printing For Security Purposes Using Ceramic Sub-Micron Infrared-Luminescent Particles In Inkjet Ink 有权
    使用陶瓷亚微米红外发光颗粒在喷墨油墨中的可变数据印刷

    公开(公告)号:US20150225643A1

    公开(公告)日:2015-08-13

    申请号:US14177642

    申请日:2014-02-11

    IPC分类号: C09K11/77 B41J2/00

    摘要: Methods and apparatus for variable data printing for security purposes using ceramic sub-micron infrared-luminescent particles in inkjet ink. An example apparatus includes an inkjet printer containing marked ink, the marked ink containing particles consisting of rare earth doped ceramics, wherein the particles are less than one micron in size, the particles are suspended in the marked ink, and the particles have luminescent properties such that when the particles are illuminated by first electromagnetic radiation having a first wavelength, the particles emit infrared light having a peak wavelength at a second wavelength.

    摘要翻译: 用于可变数据印刷的方法和装置,用于安全目的,在喷墨油墨中使用陶瓷亚微米级红外发光颗粒。 示例性装置包括含有标记油墨的喷墨打印机,所述标记的油墨含有由稀土掺杂陶瓷组成的颗粒,其中所述颗粒尺寸小于1微米,所述颗粒悬浮在标记的油墨中,并且所述颗粒具有如下特征: 当颗粒被具有第一波长的第一电磁辐射照射时,颗粒发射具有第二波长的峰值波长的红外光。

    Multi-Layer Optical Barcode with Security Features
    4.
    发明申请
    Multi-Layer Optical Barcode with Security Features 有权
    具有安全功能的多层光学条码

    公开(公告)号:US20150324677A1

    公开(公告)日:2015-11-12

    申请号:US14272341

    申请日:2014-05-07

    IPC分类号: G06K19/06 G06K7/12

    摘要: A multi-layer optical barcode with security features is described herein. An example method includes illuminating a first phosphor layer on a substrate with light having a first wavelength, wherein the first phosphor layer has luminescent properties such that when it is illuminated by light having the first wavelength, it emits light having a second wavelength, the first phosphor layer is divided into a first two-dimensional grid of cells arranged in a first spatial pattern, wherein each cell of the first phosphor layer corresponds to one bit of an identification code, a first portion of the first phosphor layer is removed from a first number of cells of the first two-dimensional grid of cells to expose the substrate for the first number of cells, capturing a first image of the light emitted by the first phosphor layer having the second wavelength, determining whether the first phosphor layer is authentic based on the first image, and determining the identification code based on the first image.

    摘要翻译: 本文描述了具有安全特征的多层光学条形码。 一种示例性方法包括用具有第一波长的光照射衬底上的第一荧光体层,其中第一荧光体层具有发光特性,使得当被第一波长的光照射时,其发射具有第二波长的光,第一荧光层发射具有第二波长的光, 磷光体层被划分为以第一空间图案布置的单元的第一二维网格,其中第一荧光体层的每个单元对应于识别码的一位,第一荧光体层的第一部分从第一 细胞的第一二维网格的单元数目,以暴露第一数量的单元的基板,捕获由具有第二波长的第一荧光体层发射的光的第一图像,确定第一荧光体层是否是基于真实的 在第一图像上,并且基于第一图像确定识别码。

    Vision System to Authenticate Documents
    6.
    发明申请
    Vision System to Authenticate Documents 审中-公开
    视觉系统认证文件

    公开(公告)号:US20150302675A1

    公开(公告)日:2015-10-22

    申请号:US14256789

    申请日:2014-04-18

    IPC分类号: G07D7/00

    摘要: A vision system to authenticate documents is described herein. An example apparatus includes an illuminating source to illuminate a pattern on a sample with first infrared light having a peak wavelength at a first wavelength, wherein the pattern is printed with ink that has luminescent properties such that when the pattern is illuminated by infrared light containing the first wavelength, the pattern emits second infrared light having a peak wavelength at a second wavelength, a filter adjacent to the illuminating source, wherein the filter passes the second infrared light and the filter does not pass the first infrared light, a photo element in close proximity to the filter such that the second infrared light that passes through the filter illuminates the photo element, wherein the photo element detects the second infrared light and captures an image of the pattern, and a display to display the image captured by the photo element.

    摘要翻译: 本文描述了用于认证文档的视觉系统。 一种示例性装置包括照射源,用于以具有第一波长的峰值波长的第一红外光照射样品上的图案,其中图案用具有发光特性的油墨印刷,使得当图案被包含 第一波长,图案发射具有第二波长的峰值波长的第二红外光,与照明源相邻的滤光器,其中滤光器通过第二红外光,并且滤光器不通过第一红外光,关闭光电元件 靠近滤光器,使得通过滤光器的第二红外光照亮光电元件,其中光元件检测第二红外光并捕获图案的图像,以及显示器以显示由光元件捕获的图像。

    Optically Verified Sample Authentication
    7.
    发明申请

    公开(公告)号:US20180247151A1

    公开(公告)日:2018-08-30

    申请号:US15444842

    申请日:2017-02-28

    IPC分类号: G06K9/46 G06F17/30

    摘要: System and method for optically verified sample authentication are described herein. An example system includes a detection device to authenticate a sample and to return a positive authentication result if the sample is authentic and return a negative authentication result if the sample is not authentic, the detection device containing an optical emitter to emit a series of pulses of light in a first sequential pattern, a smartphone in close proximity to and facing the detection device and the sample, the smartphone containing a camera to detect the first sequential pattern of light, and a database to store data from the smartphone, wherein the optical emitter emits the first sequential pattern of light before the detection device authenticates the sample, the smartphone captures a first image of the detection device after the smartphone detects the first sequential pattern of light emitted by the optical emitter, and the smartphone transmits first data to the database after the detection device authenticates the sample

    Multi-layer optical barcode with security features
    9.
    发明授权
    Multi-layer optical barcode with security features 有权
    具有安全功能的多层光学条形码

    公开(公告)号:US09514346B2

    公开(公告)日:2016-12-06

    申请号:US14272341

    申请日:2014-05-07

    IPC分类号: G06K7/12 G06K19/06 G06K19/14

    摘要: A multi-layer optical barcode with security features is described herein. An example method includes illuminating a first phosphor layer on a substrate with light having a first wavelength, wherein the first phosphor layer has luminescent properties such that when it is illuminated by light having the first wavelength, it emits light having a second wavelength, the first phosphor layer is divided into a first two-dimensional grid of cells arranged in a first spatial pattern, wherein each cell of the first phosphor layer corresponds to one bit of an identification code, a first portion of the first phosphor layer is removed from a first number of cells of the first two-dimensional grid of cells to expose the substrate for the first number of cells, capturing a first image of the light emitted by the first phosphor layer having the second wavelength, determining whether the first phosphor layer is authentic based on the first image, and determining the identification code based on the first image.

    摘要翻译: 本文描述了具有安全特征的多层光学条形码。 一种示例性方法包括用具有第一波长的光照射衬底上的第一荧光体层,其中第一荧光体层具有发光特性,使得当被第一波长的光照射时,其发射具有第二波长的光,第一荧光层发射具有第二波长的光, 磷光体层被划分为以第一空间图案布置的单元的第一二维网格,其中第一荧光体层的每个单元对应于识别码的一位,第一荧光体层的第一部分从第一 细胞的第一二维网格的单元数目,以暴露第一数量的单元的基板,捕获由具有第二波长的第一荧光体层发射的光的第一图像,确定第一荧光体层是否是基于真实的 在第一图像上,并且基于第一图像确定识别码。

    System to Authenticate and Identify Items
    10.
    发明申请
    System to Authenticate and Identify Items 有权
    系统认证和识别项目

    公开(公告)号:US20160252455A1

    公开(公告)日:2016-09-01

    申请号:US14634591

    申请日:2015-02-27

    IPC分类号: G01N21/64

    摘要: A system to authenticate and identify items is described herein. An example apparatus includes an illuminating source to illuminate a sample with a first emission of light having a peak wavelength at a first wavelength and a second emission of light having a peak wavelength at a second wavelength, a photo element to detect a first optical response emitted by the sample after the first emission of light and to detect a second optical response emitted by the sample after the second emission of light, and an identifier to identify the sample based on the first optical response and the second optical response.

    摘要翻译: 本文描述了用于认证和识别项目的系统。 示例性装置包括照射源,用于以具有第一波长的峰值波长的第一次发射和具有第二波长的峰值波长的第二次发射光来照射样品,光电元件,用于检测发射的第一光学响应 通过在第一次发射光之后的样品,并且在第二次发射光之后检测由样品发射的第二光学响应,以及标识符,以基于第一光学响应和第二光学响应识别样本。