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.

Date of Patent:
Jul. 05, 2011

Filed:

Aug. 26, 2005
Applicants:

Yukiko Takeda, Tokorozawa, JP;

Shiro Tanabe, Hidaka, JP;

Hui Deng, Beijing, CN;

Hiroki Ikeda, Beijing, CN;

Inventors:

Yukiko Takeda, Tokorozawa, JP;

Shiro Tanabe, Hidaka, JP;

Hui Deng, Beijing, CN;

Hiroki Ikeda, Beijing, CN;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/66 (2006.01);
U.S. Cl.
CPC ...
Abstract

The objective of the invention is to provide a mobile communication control method and mobile communication system in which mobile IPv6 and SIP are integrated by a core network of 3GPP2. In the mobile communication system, the mobile node MN executes a registration procedure for a Care-of-Address acquired in a visited network by the communication between the mobile node and a home agent server HA, executes a registration procedure for the Care-of-Address by the communication between the mobile node and an SIP server, and executes a communication procedure for session establishment by the communication between the mobile node MN and a correspondent node not through the home agent server but through the SIP server.


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