Invention Grant
- Patent Title: Network communication apparatus, communication system and communication method
- Patent Title (中): 网络通信设备，通信系统和通信方式
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Application No.: US10937390Application Date: 2004-09-10
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Publication No.: US07388860B2Publication Date: 2008-06-17
- Inventor: Kazuhiro Horiba
- Applicant: Kazuhiro Horiba
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company, Ltd.
- Current Assignee: Ricoh Company, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, P.C.
- Priority: JP2003-319265 20030911
- Main IPC: H04L12/66
- IPC: H04L12/66
Abstract:
A network terminal apparatus in a type of directly connecting to a packet communication network, with an interface for connecting to a circuit under an environment of an SIP terminal network, and a capability of carrying out facsimile transmission/reception, carries out a call control method according to SIP, transmits and receives an SDP added to a message body of an SIP, and carries out, in a same session, both a call control session transmitting and receiving an SIP message and an SDP and a T.38 session transmitting and receiving a T.38 signal.
Public/Granted literature
- US20050058123A1 Network communication apparatus, communication system and communication method Public/Granted day:2005-03-17
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