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:
Dec. 13, 2016

Filed:

Feb. 20, 2013
Applicant:

Ntt Docomo, Inc., Chiyoda-ku, JP;

Inventors:

Bunpei Yatsu, Chiyoda-ku, JP;

Takahiro Yamazaki, Chiyoda-ku, JP;

Motoshi Tamura, Chiyoda-ku, JP;

Tetsuya Nakamura, Chiyoda-ku, JP;

Shigeru Iwashina, Chiyoda-ku, JP;

Takashi Shimizu, Chiyoda-ku, JP;

Assignee:

NTT DOCOMO, INC., Chiyoda-ku, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 28/12 (2009.01); H04L 29/06 (2006.01); H04L 12/741 (2013.01); H04L 12/801 (2013.01); H04W 28/02 (2009.01); H04M 7/00 (2006.01);
U.S. Cl.
CPC ...
H04W 28/12 (2013.01); H04L 45/74 (2013.01); H04L 47/14 (2013.01); H04L 65/1016 (2013.01); H04W 28/02 (2013.01); H04M 7/006 (2013.01);
Abstract

A mobile communication system includes an OpenFlow network and CSCFs. A first CSCF comprises a terminal information assigning unit that assigns information of an incoming terminal of a destination of a signal accommodated in a second CSCF to a header part of a signal destined for the second CSCF. The OpenFlow network comprises a storage unit that stores a correspondence relationship between the incoming terminal and a device accommodating the incoming terminal, a terminal information acquisition unit that acquires information of the incoming terminal from the header part of the signal, a transmission destination identification unit that identifies the device that is a transmission destination from the information, and an open flow transmission unit that transmits a signal to the identified device.


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