Holographic magnetic stripe demetalization security
A secured holographic magnetic tape comprising a magnetic layer for encoding data, an embossable layer for embossing a hologram, and a metal layer. The metal layer comprises a plurality of sections forming a pattern based on a predetermined magnetic signature of the tape. A method of making the secured holographic magnetic tape and incorporating the same to a card.
1 . A secured holographic magnetic tape, comprising:
a magnetic layer for encoding data;
an embossable layer for embossing a hologram; and
a metal layer comprising a plurality of sections forming a pattern based on a predetermined magnetic signature of said tape.
2 . The secured holographic magnetic tape of claim 1 , wherein said magnetic signature represents a spatial relationship between said predetermined pattern and said encoded data.
3 . The secured holographic magnetic tape of claim 1 , wherein said encoded data is represented by a magnetic signal when read; and wherein said magnetic signature corresponds to amplitude variations in said magnetic signal.
4 . The secured holographic magnetic tape of claim 1 , wherein said pattern is a uniform pattern.
5 . The secured holographic magnetic tape of claim 1 , wherein said pattern is a variable pattern.
6 . The secured holographic magnetic tape of claim 1 , wherein said magnetic signature corresponds to a location of said encoded data.
7 . The secured holographic magnetic tape of claim 1 , wherein said plurality of sections are formed by selectively removing portions of said metal layer by a demetalization process or laser ablation process.
8 . The secured holographic magnetic tape of claim 2 , wherein said spatial relationship is represented by an offset value and said encoded data comprises said offset value.
9 . A holographic magnetic tape card, comprising:
a carrier; and
a secured holographic magnetic tape on said carrier, comprising:
a magnetic layer for encoding data;
an embossable layer for embossing a hologram; and
a metal layer comprising a plurality of sections forming a pattern based on a predetermined magnetic signature of said tape.
10 . The holographic magnetic tape card of claim 9 , wherein said magnetic signature represents a spatial relationship between said predetermined pattern and said encoded data.
11 . The holographic magnetic tape card of claim 9 , wherein said encoded data is represented by a magnetic signal when read; and wherein said magnetic signature corresponds to amplitude variations in said magnetic signal.
12 . The holographic magnetic tape card of claim 9 , wherein said predetermined pattern is a uniform pattern.
13 . The holographic magnetic tape card of claim 9 , wherein said predetermined pattern is a variable pattern.
14 . The holographic magnetic tape card of claim 9 , wherein said magnetic signature corresponds to a location of said encoded data.
15 . The holographic magnetic tape card of claim 9 , wherein said plurality of sections are formed by selectively removing portions of said metal layer by a demetalization process or laser ablation process.
16 . The holographic magnetic tape card of claim 10 , wherein said spatial relationship is represented by an offset value and said encoded data comprises said offset value.
17 . The holographic magnetic tape card of claim 9 , wherein said card is one of the following: a credit card, an automatic teller machine (ATM) card, a transit card, a phone card, a charge card, a stored-value card, a gift card or a debit card.
18 . A method of securing a holographic magnetic tape, comprising the steps of:
depositing an embossable resin layer for embossing a hologram on a base film;
depositing a metal layer;
dividing said metal layer into a plurality of sections to form a pattern based a predetermined magnetic signature of said tape; and
depositing a magnetic layer for encoding data.
19 . The method of claim 18 , further comprising the step of establishing said magnetic signature based on a spatial relationship between said predetermined pattern and said encoded data.
20 . The method of claim 18 , further comprising the step of representing said encoded data by a magnetic signal when read; and establishing said magnetic signature based on amplitude variations in said magnetic signal.
21 . The method of claim 18 , wherein the step of dividing comprises the step of dividing said metal layer into a plurality of sections to form a uniform pattern based a predetermined magnetic signature of said tape.
22 . The method of claim 18 , wherein the step of dividing comprises the step of dividing said metal layer into a plurality of sections to form a variable pattern based a predetermined magnetic signature of said tape.
23 . The method of claim 18 , further comprising the step of establishing said magnetic signature based on a location of said encoded data.
24 . The method of claim 18 , wherein the step of dividing comprises the step of selectively removing portions of said metal layer by a demetalization process or laser ablation process.
25 . The method of claim 19 , wherein said spatial relationship is represented by an offset value and further comprising the step of encoding said offset value.
26 . The method of claim 25 , further comprising the step of authenticating said tape by comparing said offset value derived from said magnetic signature to said encoded offset value.