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:
Nov. 05, 2013
Filed:
Aug. 04, 2009
Itsuma Tanaka, Yokohama, JP;
Masashi Kanauchi, Yokosuka, JP;
Itsuma Tanaka, Yokohama, JP;
Masashi Kanauchi, Yokosuka, JP;
NTT DoCoMo, Inc., Tokyo, JP;
Abstract
A mobile communication terminal includes a location registration request unitthat makes a location registration request for a location registration in each of the mobile communication networksandto a 3.9G network, a location registration response receiving unitthat receives a location registration response representing a result of the location registration in the both mobile communication networksandin response to the request for the location registration, a location registration determination unitthat determines whether or not the location registration only in the 3.9G networkbetween the both mobile communication networksandis completed, based on the location registration response, and a first mobile communication network switching control unitthat performs a switching control of the mobile communication network for causing the mobile communication terminalto be resident in the 2G/3G networkin a case where the location registration determination unitdetermines that the location registration only in the 3.9G networkis completed.