Concealed-enciphering machine-reading anti-fcke method for holographic mobile database
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- 龙涛
- Publication Date
- 2005-02-16
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
Technical field
[0001] The invention relates to an anti-counterfeiting method for packaging, bills and tickets, valuable securities, seals, logos or trademarks, documents, certificates and certificates or cards, important documents, contracts and the like. Background technique
[0002] Traditional anti-counterfeiting technologies in the field of printing and seals are mainly based on material anti-counterfeiting or printing technology anti-counterfeiting. Mainly include: paper anti-counterfeiting, laser anti-counterfeiting, fluorescent anti-counterfeiting, magnetic anti-counterfeiting, temperature change anti-counterfeiting, special plate printing and other means. These technologies have played an anti-counterfeiting role to a certain extent for a period of time. However, traditional anti-counterfeiting technologies have problems: (1) Anti-counterfeiting combinations are easy to decipher. For example, traditional anti-counterfeiting methods such as fluorescent inks, magnetic inks...