Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9191054 | Mobile communication terminal device equipped with replaceable communication module and back cover thereof | Woo-Sug Jung, Jong-Dae Park, Dae-sik Kim | 2015-11-17 |
| 8984618 | System for managing virtual private network and method thereof | Ho Sun YOON, Sung Back Hong, Jung Sik Kim, Seong Mo MOON, Sun Cheul Kim +5 more | 2015-03-17 |
| 8929216 | Packet scheduling method and apparatus based on fair bandwidth allocation | Nam Seok KO, Jong-Dae Park, Byung Ho Yae, Sung Kee NOH, Woo-Sug Jung +2 more | 2015-01-06 |
| 8811405 | System and method for providing IPTV service | Pyung Koo Park, Nam Seok KO, Jong-Dae Park, Sung Kee NOH, Sung Back Hong | 2014-08-19 |
| 8660001 | Method and apparatus for providing per-subscriber-aware-flow QoS | Nam Seok KO, Jong-Dae Park, Byung Ho Yae, Sung Kee NOH, Woo-Sug Jung +2 more | 2014-02-25 |
| 8514714 | Device and method for providing forwarding information and QOS information in flow based network environment | Nam Seok KO, Hyunjoo KANG, Seong Mo MOON, Jong-Dae Park, Seungwoo Hong +1 more | 2013-08-20 |
| 8472588 | Emergency call service system in IP network and method thereof | Eun Joo Kim | 2013-06-25 |
| 8418228 | Converged access control method using network access device at penetration node of IP network of convergence ALL-IP network | No Ik PARK | 2013-04-09 |
| 8411681 | Multicasting method in network including T-MPLS network and WDM network and apparatus therefor | Kyung Gyu Chun | 2013-04-02 |
| 8402538 | Method and system for detecting and responding to harmful traffic | Eun Joo Kim | 2013-03-19 |
| 8345596 | Call control method for seamless mobility service | No Ik PARK | 2013-01-01 |
| 8270406 | Method and apparatus for blocking forged multicast packets | Heuk Park, Jong Tae Song, Kyung-Gyu Jeon | 2012-09-18 |
| 8189467 | Network resource control method and apparatus for guaranteeing admission rate of high-priority service | Jongtae SONG, Bong Tae Kim | 2012-05-29 |
| 8179788 | Protection switching method and apparatus for use in ring network | Kyung Gyu Chun | 2012-05-15 |
| 8169917 | Tandem connection monitoring method in MPLS network | Kyung Gyu Chun | 2012-05-01 |
| 8117316 | Terminal shift management system and method thereof | Sung Hyun YOON | 2012-02-14 |
| 8010978 | Method and apparatus for providing personalized advertisements in internet protocol TV (IPTV) system | Heuk Park | 2011-08-30 |
| 7872967 | Apparatus and method for multi-protocol label switching label-switched path protection switching | Kyung Gyu Chun | 2011-01-18 |
| 7835290 | Method for measuring end-to-end delay in asynchronous packet transfer network, and asynchronous packet transmitter and receiver | Jong Tae Song | 2010-11-16 |
| 7675870 | IP-TV broadcasting service system and method using physical layer's multicast switch | Kyung Gyu Chun | 2010-03-09 |
| 7561524 | Method for measuring performance of MPLS LSP | Kyung Gyu Chun | 2009-07-14 |