Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8018899 | Handoff system and method between different kinds of devices, SIP server and operational method of SIP server | Jeong-Ho Bang, Myung-cul Kim, Kyoung-Hee Lee | 2011-09-13 |
| 7924786 | Handoff system and method among heterogeneous networks and mobile terminal employing the same | Jong Ho Bang, Myung-Chul Kim, Kyoung-Hee Lee | 2011-04-12 |
| 7907569 | Media independent handover (MIH) terminal, MIH server, and method of vertical handover by the terminal and the server | — | 2011-03-15 |