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. 17, 2024
Filed:
Mar. 10, 2020
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Inventors:
Nishant Gupta, Sitapur, IN;
Rajavelsamy Rajadurai, Bangalore, IN;
Assignee:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 9/08 (2006.01); H04L 67/59 (2022.01);
U.S. Cl.
CPC ...
H04L 9/0894 (2013.01); H04L 67/59 (2022.05);
Abstract
Provided are methods and apparatuses for off-network key management in one-to-one mission critical data communication. A method includes initiating an off-network MCData service for the communication with an other client device, obtaining a MCData message including a MCdata protection key and an identifier of the MCdata protection key, in case that a valid MCdata protection key for the other client device is not available, and transmitting the MCData message to the other client device.