Method for recording and reading a code of material products...

Details Method for recording and reading a code of material products... Method for recording and reading a code of material products...

2011-04-12

2011-04-12

Moazzami, Nasser (Department: 2436)

Electrical computers and digital processing systems: support

Multiple computer communication using cryptography

Particular communication authentication technique

C713S176000, C382S116000, C382S119000, C380S204000, C380S200000

Reexamination Certificate

active

07925885

ABSTRACT:
Material code recording and reading method and devices designed for protection of products and control of their authenticity. The marking device1embeds a sign upon the product4, the marked product5is passed to camera2which films the product material structure around the sign and transfers the image to the recording device3, the latter records the database. The comparing alarm device8compares the icon from camera7with the icon from database6and alarms whether they are identical or not.

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patent: 5987136 (1999-11-01), Schipper et al.
patent: 6748533 (2004-06-01), Wu et al.
patent: 6788800 (2004-09-01), Carr et al.
patent: 6845913 (2005-01-01), Madding et al.
patent: 7028188 (2006-04-01), Moore
patent: 99/53428 (1999-10-01), None

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