激光防伪

底层激光防伪信息无法被整体转移。

The laser anti-counterfeiting information at the bottom layer can not be transferred as a whole body .

其中上转换发光材料在三维立体显示、红外辐射探测、商标激光防伪等领域具有广泛应用。

For examples , upconversion materials show extensively applications in three-dimensional displays , infrared radiation detectors , laser anti-counterfeiting brands and so on .

它们大多属于稀土掺杂的无机材料。稀土离子掺杂的上转换发光材料在三维立体显示、红外辐射探测、商标激光防伪等领域有着广泛的应用前景，近年来已成为国内外发光材料的研究热点。

These up-conversion luminescence materials have been intensively studied due to their potential applications in many fields , such as three-dimensional displays , infrared radiation detectors , and laser anti-counterfeiting brands .

很多生产厂家为了保护切身利益采用各种各样的防伪技术，如激光防伪、油墨防伪等，但这些防伪技术容易被造假者模仿，防伪功能十分有限。

Many legal manufacturers have used many kinds of technologies such as laser anti-counterfeit and ink anti-counterfeit to protect their profit . However , these technologies can be imitated easily , and their anti-counterfeit functions are limited .

首先综合运用图像处理和分析技术，并针对身份证扫描图像自身的特点（存在强烈的底纹以及激光防伪标识造成的干扰），对图像进行了预处理。

Firstly , using synthetically the image processing and analyzing technology to implement the image preprocess , taking the self-traits of the scanned image ( disturbances produced by strong shadings and laser falsification-preventing signs ) into consideration .

透明TiO2激光全息防伪薄膜研究

Study of TiO _ 2 Transparent Anti-counterfeiting Film with Laser Hologram

激光全息防伪技术在塑料复合包装中的应用

Application of Laser Holographic Forge Prevention Technology in Plastic Composite Packaging

电铸镍是激光全息防伪中的一个重要工序。

Nickel electroforming is an important procedure of holographic anti counterfeiting .

激光全息防伪技术中的安全保护方法研究

Study on protection methods in laser holography anti counterfeiting techniques

激光全息防伪标识的机器识别系统

Machine Readable Systems for Laser Holographic Anti counterfeiting Labels

分形图形与激光全息防伪技术

Fractal imaging in laser hologram anti counterfeiting technology

分形在激光全息防伪系统中的应用研究

Application of Fractal in Laser Holographic Anti-counterfeit System

激光全息防伪技术

Laser Holographic Counterfeit-proof Technique

本论文围绕激光全息防伪标识特性参数测量方法展开研究。

This paper was focus on the research on the measuring method of parameter of laser holographic anti-counterfeiting label .

由于它所包含的信息量较大，制作技术比较复杂，并有独特的视觉效果，因此，它在商标防伪方面表现出良好的应用前景，使激光全息防伪技术达到一个新的水平。

Because of more information being included , more complex technique and unique vision impact , it represents a well foreground in anti-counterfeit .

介绍了我们研制的基于设置隐藏信息衍射光栅结构的全息图机器识别系统，并论述了激光全息防伪标识机读技术的发展方向。

Our machine readable system based on grid structures with covert information and the development orientation of machine readable technology in this field were also introduced .

概述了激光全息防伪技术的现状，阐明了在激光全息防伪技术中使用机读设备的必要性；

State of the arts of laser holographic anti counterfeiting technology ( LHACT ) and the necessary employing machine readable apparatuses in LHACT were described in this paper .

激光技术在防伪印刷中的应用（PET全息薄膜光学力学性能研究）

Application of Laser Technology in Security Printing ( Research on Optical and Mechanical Performance of PET Holographic Film )

数字激光全息术在防伪中的应用

The Application of Digital Holography to Anti-counterfeit

激光彩虹模压全息防伪标识的一种新的加密机制

A New Coding Method of Producing Laser Rainbow Embossed Holographic Labels for Anti-Counterfeiting