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Title:
音声通信システムおよび管理サーバ
Document Type and Number:
Japanese Patent JP4349100
Kind Code:
B2
Abstract:
A voice communication system transfers voice information stored in a protocol data unit under a predetermined communication protocol over a network, and includes end voice terminals for transferring and receiving the voice information, and a management server for managing said end voice terminal. The management server includes a manager for storing subscriber information indicative of whether or not the end voice terminals are provided with the capability of predetermined broadband voice communication. A user is informed, at the latest before the user initiates a call from the end voice terminal, of whether or not a telephone set of a called party is provided with the capability of the broadband voice communication through the end voice terminal based on the subscriber information. running in a network under a predetermined communication. This increases the satisfaction of the user and allows a business model justifying charging customers to be built.

Inventors:
Rei Sasaki
Yukari Kondo
Keizo Ikeda
Shinji thin leaves
Application Number:
JP2003392569A
Publication Date:
October 21, 2009
Filing Date:
November 21, 2003
Export Citation:
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Assignee:
Oki Electric Industry Co., Ltd.
International Classes:
H04L12/66; H04L47/2416; H04M3/00; H04M3/432; H04M7/00
Domestic Patent References:
JP2003023493A
JP2003256308A
JP2002335267A
JP2001160960A
Other References:
上岡 英史,SIPを用いた環境適応型パーソナル通信アーキテクチャの提案,情報処理学会研究報告 Vol.2001 No.13 IPSJ SIG Notes,社団法人情報処理学会,2001年 2月14日,第2001巻 第13号,p.1~p.7
山崎 洋一,インスタント・メッセージ製品/サービス,日経Internet Solutions 第67号,日経BP社,2003年 1月22日,第67号,p.86~p.93
データを暗号化してのぞき見を完全阻止,ネットランナー,ソフトバンクパブリッシング(株),2003年 1月 1日,第5巻 第1号,p.76~p.83
Attorney, Agent or Firm:
Nobuyuki Kudo



 
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