Authentication of Objects Using Steganography
First Claim
Patent Images
1. An object comprising:
- a first graphic including steganographic data hidden therein and provided on the object;
a copy of the first graphic including steganographic data hidden therein and provided on the object or carried by the object, andthe steganographic data hidden in the first graphic and the copy is related in a manner that enables validity of the object to be verified.
6 Assignments
0 Petitions
Accused Products
Abstract
Steganographic methods for encoding auxiliary data into a host signal are used to authenticate physical and electronic objects. One claim recites an object comprising: a first graphic provided on an object surface, and a storage device carried by the object. The storage device includes a second graphic stored therein. The first and second graphics are related graphics, and the second graphic includes first steganographic encoding including a plural-bit payload. Of course, other combinations are provided as well.
-
Citations
20 Claims
-
1. An object comprising:
-
a first graphic including steganographic data hidden therein and provided on the object; a copy of the first graphic including steganographic data hidden therein and provided on the object or carried by the object, and the steganographic data hidden in the first graphic and the copy is related in a manner that enables validity of the object to be verified. - View Dependent Claims (2, 3, 4, 5)
-
-
6. An object comprising:
-
a first graphic, wherein the first graphic comprises first steganographic encoding therein; and electronic or integrated circuitry, wherein the electronic or integrated circuitry comprises a second graphic stored therein, wherein the second graphic comprises second steganographic encoding, and wherein the second encoding comprises a plural-bit identifier. - View Dependent Claims (7, 8, 9, 10, 11, 12, 13, 14)
-
-
15. An object comprising:
-
a first graphic provided on an object surface; and a storage device carried by the object, wherein the storage device comprises a second graphic stored therein, the first and second graphic are related graphics, and wherein the second graphic comprises first steganographic encoding including a plural-bit payload. - View Dependent Claims (16, 17, 18, 19, 20)
-
Specification