Communication system and communication method

Details Communication system and communication method Communication system and communication method

2007-06-19

2007-06-19

Sam, Phirin (Department: 2616)

Multiplex communications

Pathfinding or routing

Combined circuit switching and packet switching

C370S493000

Reexamination Certificate

active

10231262

ABSTRACT:
The usage of communication systems is improved. An IM server4manages presence information regarding each of IM clients and usable media and user information such that each of the IM clients can obtain these kinds of information. In order to perform text chatting, the IM server4manages a connection between each of the IM clients participating the chat and the IM server4, merges text from each of the participating IM clients and distributes the result to each of the participating IM clients. In order to perform voice chatting, an AP server5manages a connection between each of the IM clients participating the chat and an MD server6, mixes voice from each of the participating IM clients except for a focused IM client and distributes the result to the focused participating IM clients. This processing is performed for each of the participating IM clients.

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J. Caplan, “Amazing IM Tricks ! ”, Yahoo ! Internet Life, Apr. 2002.

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