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:
Mar. 30, 2021
Filed:
Apr. 24, 2017
Gemalto M2m Gmbh, Munich, DE;
Gemalto SA, Meudon, FR;
THALES DIS AIS DEUTSCHLAND GMBH, Munich, DE;
THALES DIS FRANCE SA, Meudon, FR;
Abstract
The present invention relates to a mobile communication device for communicating with a cellular network by means of a serving base node, the mobile communication device further being connected to a subscriber identity module, the mobile communication device being configured to operate in a power optimization mode wherein the power optimization mode comprises extended paging periods, and the mobile communication device is further configured to set up a communication context with the base node using authentication means of the subscriber identity module, wherein the mobile communication device is further configured, in case of detection of a removal of the subscriber identity module and when the power optimization mode is activated: to send an removal alert message to the serving base node by means of said communication context, afterwards to terminate the communication context.