Token having a predetermined optical characteristic, and a token validation device for use therewith
First Claim
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1. A token validation device for use with a token operated device, wherein said token validation device includes:
- optical sensing means for testing a token substantially independent of orientation of the token with respect to predetermined optical characteristics that are disposed in a substantially radially symmetrical manner with respect to the token; and
validation means responsive to said optical sensing means for validating said token as a valid token when said token has said predetermined optical characteristics.
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Abstract
A token having predetermined optical characteristics can be tested by a token validation device that subjects the token to optical testing to determine the presence or absence of the predetermined optical characteristics. A single token can include a plurality of different predetermined optical characteristics to increase its coding content.
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Citations
25 Claims
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1. A token validation device for use with a token operated device, wherein said token validation device includes:
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optical sensing means for testing a token substantially independent of orientation of the token with respect to predetermined optical characteristics that are disposed in a substantially radially symmetrical manner with respect to the token; and validation means responsive to said optical sensing means for validating said token as a valid token when said token has said predetermined optical characteristics. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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- 11. A token for use with a token operated device, said token having predetermined optical characteristics disposed in a substantially radially symmetrical manner with respect thereto, such that said token operated device can validate said token as a valid token by detecting said predetermined optical characteristics substantially independent of orientation of the token.
Specification