Integrated circuit wireless tagging
First Claim
1. A semiconductor device comprising:
- a semiconductor chip comprising therein an integrated circuit and an information unit having a programmable data bank, said information unit being electrically isolated from said integrated circuit; and
an integrated antenna electrically disposed on said chip connected with said information unit.
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Accused Products
Abstract
A semiconductor device comprising an integrated circuit and an information unit, said unit being electrically separate from said integrated circuit; an integrated antenna electrically connected with said unit; and an electronic data bank integral with said unit. A method of fabricating an information unit into an integrated circuit chip comprising forming an integrated circuit into a semiconductor substrate using a plurality of process steps; concurrently forming an information unit using a selection of said process steps so that said unit becomes integrated into said chip but remains electrically separate from said integrated circuit; concurrently forming an antenna using a selection of said process steps so that said antenna becomes integrated into said chip and electrically connected to said information unit; providing a data bank within said information unit; and encoding electronic data permanently into said data bank.
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Citations
14 Claims
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1. A semiconductor device comprising:
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a semiconductor chip comprising therein an integrated circuit and an information unit having a programmable data bank, said information unit being electrically isolated from said integrated circuit; and
an integrated antenna electrically disposed on said chip connected with said information unit.
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2. A semiconductor chip comprising:
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a semiconductor substrate;
an integrated circuit in said substrate;
an information unit having a data bank disposed in said substrate electrically isolated from said integrated circuit; and
an antenna integrated into said substrate and electrically connected to said information unit. - View Dependent Claims (3, 4, 5, 6, 7, 8, 10, 12, 13, 14)
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9. A semiconductor chip comprising:
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a semiconductor substrate;
an integrated circuit in said substrate, defining the circuit surface;
an information unit, integrated into said circuit surface while remaining electrically separate from said integrated circuit;
said information unit having an electronic data bank; and
an antenna integrated into said circuit surface and electrically connected to said information unit;
said information unit comprising means for permanently encoding electronic data while said integrated circuit is being fabricated and characterized, thereby tagging the chip unchangeably;
said means for encoding data comprising a plurality of electrical fuses which can be irreversibly opened by laser pulses. - View Dependent Claims (11)
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Specification