FIELD: checking documents, in particular, securities, lottery tickets. SUBSTANCE: method involves application of microscopic structure or image onto document surface in at least two places using given values of identification vectors, which are joined by means of secret numerical equation. Upon checking document authenticity, method involves their statistical detection. EFFECT: increased protection, simplified production of document and complexity of faking, decreased cost of document preparation. 5 cl, 7 dwg
Title | Year | Author | Number |
---|---|---|---|
LOTTERY TICKET FOR INSTANT LOTTERY AND METHOD TO CONTROL AUTHENTICITY OF THIS TICKET WIN | 2009 |
|
RU2411054C1 |
MEASURES FOR PROTECTING SECURITIES AGAINST FORGERY | 1994 |
|
RU2088971C1 |
COMPOSITE MARK | 2009 |
|
RU2413964C1 |
METHOD OF PROTECTING INFORMATION ON PHYSICAL (PAPER) MEDIUM | 2013 |
|
RU2523174C1 |
PROTECTIVE DEVICE HAVING A GREAT NUMBER OF PROTECTIVE TAGS | 2002 |
|
RU2245253C2 |
SELF-SCAN PROOF AUTHENTIFIED SECURITY ISSUE | 2004 |
|
RU2345419C2 |
METHOD AND SYSTEM FOR CONDUCTING INSTANT LOTTERY | 2006 |
|
RU2424574C2 |
METHOD AND APPARATUS FOR EXPRESS INSPECTION OF DOCUMENTS AND BOND PAPER WITH ANTI-COUNTERFEIT FEATURES | 2012 |
|
RU2510943C2 |
METHOD FOR PROTECTING GOODS FROM FORGERY | 2005 |
|
RU2285954C1 |
METHOD FOR PROTECTING PRODUCTS, GOODS FROM FORGERIES USING PROTECTION ELEMENTS OF DUAL COMPOSITION | 2005 |
|
RU2314211C2 |
Authors
Dates
2000-05-20—Published
1997-06-13—Filed