Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10313515 | Apparatus and method for providing presence service in communication device | Si-Baek Kim | 2019-06-04 |
| 8804506 | Voice/data combination system and method for managing bandwidth in the system | — | 2014-08-12 |
| 8780889 | IP converged system and call processing method thereof | — | 2014-07-15 |
| 8488625 | QoS control system and method of VoIP media packet received from broadband port in router/gateway-integrated VoIP system | — | 2013-07-16 |
| 8391147 | IP converged system and packet processing method therein | — | 2013-03-05 |
| 8139604 | Processing session initiation protocol signaling in voice/data integrated switching system | — | 2012-03-20 |
| 8037531 | Dynamic network security system and control method thereof | — | 2011-10-11 |
| 7904950 | Dynamic network security | — | 2011-03-08 |
| 7773580 | Apparatus and method for voice processing of voice over internet protocol (VoIP) | — | 2010-08-10 |
| 7706385 | Bandwidth management system and method for guaranteeing quality of service in voice over internet protocol network | — | 2010-04-27 |
| 7519732 | Routing service method in voice over internet protocol system | — | 2009-04-14 |
| 7415004 | Method for providing voice over internet protocol call service | Jung-Gi Kim | 2008-08-19 |
| 7289486 | Method for call processing and link test in a VoIP gateway and system thereof | — | 2007-10-30 |
| 7236483 | Method for controlling bandwidth in a voice over internet protocol system | — | 2007-06-26 |
| 7230945 | Method for sending dual-tone multi-frequency signal using voice over internet protocol | — | 2007-06-12 |
| 6526108 | Method for buffering the jitter processing of vocoder | — | 2003-02-25 |
| 6456967 | Method for assembling a voice data frame | — | 2002-09-24 |