Tag authentication method using rotation, and tag and reader...

Details Tag authentication method using rotation, and tag and reader... Tag authentication method using rotation, and tag and reader...

2008-02-21

2011-10-04

Lee, Benjamin C (Department: 2612)

Communications: electrical

Selective

Interrogation response

C340S010100, C340S572100, C713S169000, C713S171000, C380S262000, C380S268000

Reexamination Certificate

active

08031055

ABSTRACT:
A tag authentication method, and a tag and reader performing the method are provided. The tag authentication method, including: a reader generating a first random number and transmitting the first random number to a tag; the reader receiving a second random number and a first verification value from the tag; the reader computing a second verification value based on the first random number and the second random number; and the reader comparing the first verification value and the second verification value.

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English Abstract for KR 10-2007-0048541.
English Abstract for KR 10-2007-0054885.
English Abstract for KR 10-2007-0003205.
English Abstract for KR 10-2004-0094061.

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