Authentication method and system
First Claim
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1. A method for determining the authenticity of an object, the method comprising the steps of:
- receiving an authentication code, determining if particles are distributed within the object in a three-dimensional pattern, determining the positions of particles distributed in the object, using the determination of the positions to provide a check-code, using the check-code and the authentication-code to determine the authenticity of the object.
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Abstract
The present invention relates to a method for determining the authenticity of an object, the method comprising the steps of: providing an authentication code, determining the positions of particles being distributed in an object, encoding of the positions to provide a check-code, using the check-code and the authentication-code to determine the authenticity of the object.
40 Citations
29 Claims
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1. A method for determining the authenticity of an object, the method comprising the steps of:
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receiving an authentication code, determining if particles are distributed within the object in a three-dimensional pattern, determining the positions of particles distributed in the object, using the determination of the positions to provide a check-code, using the check-code and the authentication-code to determine the authenticity of the object. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. An authentication device comprising:
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means for determining the positions of particles distributed within an object in a three-dimensional pattern, means for determining if particles are distributed within the object in three dimensions, means for encoding the determined positions to provide a check-code, means for entering an authentication code, means for determining the authenticity of the object based on the check-code and the authentication code. - View Dependent Claims (16, 17, 18, 19)
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20. A card reader for authenticating a customer card, the customer card having an authentication label carrying a three-dimensional pattern of randomly distributed particles, the card reader comprising:
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apparatus for determining if the particles are distributed within the object in three dimensions and for determining the positions of particles, an encoder for encoding of the determined positions to provide a check-code, an interface for receiving an authentication code, a processor for determining the authenticity of the object based on the check-code and the authentication code.
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21. An electronic device for reading a data carrier, the data carrier having a copy protection label, the copy protection label carrying a three-dimensional pattern of distributed particles, the electronic device comprising:
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an optical sensor for determining if the particles are distributed within the copy protection label in three dimensions and for determining the positions of particles, an encoder for encoding of the determined positions to provide a check-code, an interface for receiving an authentication code, a processor for determining the authenticity of the object based on the check-code and the authentication code.
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22. An electronic device for authentication of an object comprising:
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an apparatus for determining if the object has a three-dimensional pattern of distributed particles, a measurement component for determining the positions of particles, an encoding apparatus for encoding the determined positions to provide a check-code, an interface for receiving an authentication code, a processor for determining the authenticity of the object based on the check-code and the authentication code. - View Dependent Claims (23, 24, 25, 26, 27, 28, 29)
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Specification