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:
Feb. 15, 2011

Filed:

May. 22, 2006
Applicants:

Keiichiro Yamakawa, Kawasaki, JP;

Takashi Mitsuhashi, Kawasaki, JP;

Yuji Tajima, Kawasaki, JP;

Takehito Tsurumi, Kawasaki, JP;

Takashi Kitano, Kawasaki, JP;

Inventors:

Keiichiro Yamakawa, Kawasaki, JP;

Takashi Mitsuhashi, Kawasaki, JP;

Yuji Tajima, Kawasaki, JP;

Takehito Tsurumi, Kawasaki, JP;

Takashi Kitano, Kawasaki, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2009.01);
U.S. Cl.
CPC ...
Abstract

An I-CSCF and an S-CSCF are included in a single call controlling apparatus. A message from a terminal directed to one of a plurality of degenerate-call controlling apparatuses. The I-CSCF in that apparatus receives the message and forwards the message to an S-CSCF that serves as the storing destination, which is specified for each subscriber in advance. The I-CSCF is configured to receive a message that has been forwarded from the same call controlling apparatus or another call controlling apparatus and to control sessions of the terminal based on the received messages.


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