Title:
移動端末の位置管理方法及びモバイルルータ並びにホームエージェント
Document Type and Number:
Japanese Patent JP4031379
Kind Code:
B2
Abstract:
To optimize a communication path between both terminals while relieving a position management load of a home agent for managing the position information of a mobile network when the mobile terminal under the management of the hierarchical mobile network makes IP packet communication with the communication opposite terminal.
The home agent 11-1 for managing a position of a highest-order mobile router in the hierarchical mobile network 20 and the home agent for managing a position of a mobile router installed in the mobile network being a position management object, which form two hierarchical layers, manage a position of each mobile network in the hierarchical mobile network 20.
COPYRIGHT: (C)2004,JPO&NCIPI
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Inventors:
Saki Tani Keisuke
Hiroyuki Onishi
Kazuhiko Suzuki
Yasushi Takagi
Hiroyuki Onishi
Kazuhiko Suzuki
Yasushi Takagi
Application Number:
JP2003046009A
Publication Date:
January 09, 2008
Filing Date:
February 24, 2003
Export Citation:
Assignee:
Nippon Telegraph and Telephone Corporation
International Classes:
H04L12/46; H04L12/701; H04W8/06; H04W16/08; H04W80/04
Domestic Patent References:
| JP2004166089A |
Attorney, Agent or Firm:
Seitaka Yoshida