Invention Grant
- Patent Title: Communications system, presence server, and communications method used for them
- Patent Title (中): 通信系统，在线服务器和通信方法
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Application No.: US11531049Application Date: 2006-09-12
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Publication No.: US08369502B2Publication Date: 2013-02-05
- Inventor: Yoshiaki Hayakawa
- Applicant: Yoshiaki Hayakawa
- Applicant Address: JP Kanagawa
- Assignee: NEC Infrontia Corporation
- Current Assignee: NEC Infrontia Corporation
- Current Assignee Address: JP Kanagawa
- Agency: Whitham Curtis Christofferson & Cook, PC
- Priority: JP2005-266176 20050914
- Main IPC: H04M1/00
- IPC: H04M1/00
Abstract:
The present invention provides a communications system, presence server, and communications method used for them, which determines an optimum operation for phone call taken into account presence information of caller. The presence server compares a priority level allocated to caller presence information with a priority level allocated to receiver presence information, selects optimum operation from preset operations based on the comparison result and controls a exchange according to the selected operation.
Public/Granted literature
- US20070060096A1 COMMUNICATIONS SYSTEM, PRESENCE SERVER, AND COMMUNICATIONS METHOD USED FOR THEM Public/Granted day:2007-03-15
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