The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 20, 2012
Filed:
Jul. 16, 2009
Kang Bok Lee, Daejeon, KR;
Heyung Sub Lee, Daejeon, KR;
Sang Yeoun Lee, Daejeon, KR;
Jae Heum Lee, Daejeon, KR;
Dong-beom Shin, Daejeon, KR;
Hyunseok Kim, Daejeon, KR;
Jae-young Jung, Daejeon, KR;
Cheol Sig Pyo, Daejeon, KR;
Jong-suk Chae, Daejeon, KR;
Kang Bok Lee, Daejeon, KR;
Heyung Sub Lee, Daejeon, KR;
Sang Yeoun Lee, Daejeon, KR;
Jae Heum Lee, Daejeon, KR;
Dong-Beom Shin, Daejeon, KR;
Hyunseok Kim, Daejeon, KR;
Jae-young Jung, Daejeon, KR;
Cheol Sig Pyo, Daejeon, KR;
Jong-Suk Chae, Daejeon, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
Provided is a method and apparatus for managing a product distribution. The product distribution management method may include: reading a security key of a product from a security tag attached to the product; transferring the read security key to a security server; receiving, from the security server, first authentication information that is encrypted using the security key; receiving, from the security tag, second authentication information that is encrypted using the security key; and determining whether the security tag is duplicated, based on the first authentication information and the second authentication information.