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.

Date of Patent:
Jun. 19, 2017

Filed:

Apr. 02, 2014
Applicant:

Amtech Systems, Llc, Albuquerque, NM (US);

Inventors:

Kelly Gravelle, Poway, CA (US);

Dale L. Scott, Albuquerque, NM (US);

Zhenping Tan, Austin, TX (US);

Assignee:

Amtech Systems, LLC, Albuquerque, NM (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B 13/14 (2005.12); G06F 21/60 (2012.12); G06K 7/00 (2005.12);
U.S. Cl.
CPC ...
G06F 21/606 (2012.12); G06K 7/0008 (2012.12);
Abstract

In a protocol for preserving the privacy of communications between a RFID reader and a RFID tag, two distinct actions are taken. First, the reader and the tag must be mutually authenticated as being authorized participants in the communications. After that process is successfully completed, the authenticity of each authorized participant must be validated prior to each subsequent communication between reader and tag.


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