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:
May. 04, 2010

Filed:

Feb. 04, 2004
Applicants:

Toshihiro Suzuki, Yokohama, JP;

Satoshi Hiyama, Yokohama, JP;

Masashi Yamashita, Yokosuka, JP;

Ken Igarashi, Yokohama, JP;

Shoichi Hirata, Yokosuka, JP;

Inventors:

Toshihiro Suzuki, Yokohama, JP;

Satoshi Hiyama, Yokohama, JP;

Masashi Yamashita, Yokosuka, JP;

Ken Igarashi, Yokohama, JP;

Shoichi Hirata, Yokosuka, JP;

Assignee:

NTT DoCoMo, Inc., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

A network management server includes an address manager and an address assignment direction transmitter. The address manager manages a first address, a second address and a third address of the destination mobile terminals in accordance with address assignment information received from a mobile node. The address assignment direction transmitter transmits an address assignment directions for directing a source access node to manage the first address and the second address of the destination mobile terminal, and to transmit an address assignment direction for directing a destination access node to manage the second address and the third address of the destination mobile terminal.


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