Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8468573 | Method for reducing channel change time of internet protocol television (IPTV) and IPTV service provision server for implementing the same | Hwangjun Song, Dai-boong LEE | 2013-06-18 |
| 8223665 | Mobile IPTV system and method of providing mobile IPTV service | Dai-boong LEE, Wan Kim, Hwangjun Song, Hyung Rai Oh | 2012-07-17 |
| 7954132 | Method for reducing channel change time of internet protocol television (IPTV) and IPTV service provision server for implementing the same | Hwangjun Song, Dai-boong LEE | 2011-05-31 |