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. 13, 2022
Filed:
Oct. 28, 2020
Nec Corporation, Tokyo, JP;
Daisuke Mizukami, Tokyo, JP;
Shinji Onishi, Tokyo, JP;
Kazuhiro Egashira, Tokyo, JP;
Shingo Shiga, Tokyo, JP;
Toshiyuki Tamura, Tokyo, JP;
NEC CORPORATION, Tokyo, JP;
Abstract
A communication system capable of dynamically changing an MME to serve in call processing in accordance with the load condition of the MMEs and the like is provided. A communication system of the present invention includes: communication control apparatuses () to (); and a node apparatus () that executes call processing relating to a communication terminal with the communication control apparatuses () to (). The communication control apparatuses () to () form a context sharing group that shares subscriber data of the communication terminal. The node apparatus () selects a first communication control apparatus in the context sharing group, and transmits a call processing message to the first communication control apparatus. The first communication control apparatus executes the call processing using the subscriber data shared in the context sharing group.