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:
Apr. 30, 2024
Filed:
Feb. 12, 2020
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Haruka Eitoku, Tokyo, JP;
Koji Tanida, Tokyo, JP;
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Abstract
A terminal not equipped with a SIM is authenticated properly by a mobile core network. A communication systemincludes a relay deviceincluded in a fixed core networkand an HSSincluded in a mobile core network. The relay deviceincludes an issuing unitthat issues IMSI information corresponding to a subscriber identifier of a non-SIM terminaland authentication information corresponding to the IMSI information, and transmits the subscriber identifier and the IMSI information to the mobile core network, and a termination unitthat transmits the IMSI information and the authentication information of the non-SIM terminalto the mobile core network. The HSSholds the subscriber identifier and the IMSI information in association with each other, and authenticates the IMSI information and the authentication information of the non-SIM terminal.