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:
Sep. 26, 2017
Filed:
Nov. 03, 2015
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventor:
Toshiyuki Sugitani, Saga, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04W 12/04 (2009.01); H04L 1/08 (2006.01); H04W 52/02 (2009.01); G06F 12/14 (2006.01); H04L 12/28 (2006.01); H04W 12/06 (2009.01); H04L 9/08 (2006.01); H04W 12/02 (2009.01);
U.S. Cl.
CPC ...
H04W 12/04 (2013.01); G06F 12/1408 (2013.01); H04L 1/08 (2013.01); H04L 12/2803 (2013.01); H04L 63/0492 (2013.01); H04L 63/061 (2013.01); H04W 52/0216 (2013.01); H04L 9/0891 (2013.01); H04W 12/02 (2013.01); H04W 12/06 (2013.01); Y02B 60/50 (2013.01);
Abstract
Provided is a wireless communication device for packet communication. In a case where a communication failure occurs, authentication of the other communication party is performed. In a case where the other communication party is a legitimate party, an encryption key for packet communication is updated, a packet number is returned to an initial value, and the packet communication is resumed.