Issued Patents All Time
Showing 25 most recent of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE49357 | IMS reregistration method and system therefor | Han Na Lim, Tae Sun Yeoum, O-Sok Song, Sung-Ho Choi | 2023-01-03 |
| 11178144 | Apparatus and method by which user device in home network system transmits home-device-related information | Jun-Hyung Kim, Se Hoon Kim, Jai-Ick Chun, Dong-Keon Kong | 2021-11-16 |
| 10200366 | Apparatus and method by which user device in home network system transmits home-device-related information | Jun-Hyung Kim, Se Hoon Kim, Jai-Ick Chun, Dong-Keon Kong | 2019-02-05 |
| 10142345 | Method and apparatus for multi-users registering home network supporting application based device | Se Hoon Kim, Yun-Ho Park, Jeong-Il Seo | 2018-11-27 |
| 10027643 | Authenticating home device using device token issued based on identifier of terminal | Jun-Hyung Kim, Dong-Keon Kong, Se Hoon Kim, Jai-Ick Chun, Se Il Kim | 2018-07-17 |
| 10020957 | Method and apparatus for controlling devices for smart home service | Jun-Hyung Kim, Dong-Keon Kong, Se Hoon Kim, Jai-Ick Chun | 2018-07-10 |
| 9980202 | Access admission control method and system for mobile communication system | Chae Gwon Lim, Han Na Lim, Sung-Ho Choi, Tae Sun Yeoum | 2018-05-22 |
| 9955394 | Method and apparatus for performing handover between core network entities in a packet-switched network | Sung-Ho Choi, O-Sok Song, Han Na Lim | 2018-04-24 |
| 9686094 | Method and apparatus for controlling devices for smart home service | Jun-Hyung Kim, Dong-Keon Kong, Se Hoon Kim, Jai-Ick Chun | 2017-06-20 |
| 9646489 | Remote control method and apparatus for home appliances | Chi-Hong Cho, Dong-Keon Kong, Se Hoon Kim, Joon-Ho Park, Hyoung-Kyu Lim | 2017-05-09 |
| 9622273 | Method and apparatus for interworking voice and multimedia services between CSI terminal and IMS terminal | Han Na Lim, Osok Song, Sung-Ho Choi, Tae Sun Yeoum | 2017-04-11 |
| RE46361 | IMS reregistration method and system therefor | Han Na Lim, Tae Sun Yeoum, Osok Song, Sung-Ho Choi | 2017-04-04 |
| 9479504 | Method and apparatus for controlling access between home device and external server in home network system | Yong Chang, Dong-Keon Kong, Se Hoon Kim, Hyoung-Kyu Lim, Chi-Hong Cho | 2016-10-25 |
| 9414275 | Communication system for handover to femto base station and method for the same | Chae Gwon Lim, Sung-Ho Choi, Tae Sun Yeoum | 2016-08-09 |
| 9319958 | Handover apparatus and method in a heterogeneous wireless communication system | Sung-Ho Choi, Osok Song, Tae Sun Yeoum, Han Na Lim, Jai-Yong Lee +2 more | 2016-04-19 |
| 9300519 | Method and apparatus for interworking voice and multimedia services between CSI terminal and IMS terminal | Han Na Lim, Osok Song, Sung-Ho Choi, Tae Sun Yeoum | 2016-03-29 |
| 9232444 | Method and apparatus for performing handover between core network entities in a packet-switched network | Sung-Ho Choi, O-Sok Song, Han Na Lim | 2016-01-05 |
| 9185545 | Local breakout session establishment method and apparatus in wireless communication system | Tae Sun Yeoum, Chae Gwon Lim, Sung-Ho Choi | 2015-11-10 |
| 9071466 | Apparatus and method for call handover between packet network system and circuit network system | Sung-Ho Choi, Jai-Yong Lee, Hyun-Duk Jung, Kyung Min Kim | 2015-06-30 |
| 9019887 | Access admission control method and system for mobile communication system | Chae Gwon Lim, Han Na Lim, Sung-Ho Choi, Tae Sun Yeoum | 2015-04-28 |
| 8711806 | Communication system and data transmission method thereof | Chae Gwon Lim, Sung-Ho Choi, Hyoung-Kyu Lim, Tae Sun Yeoum | 2014-04-29 |
| 8644831 | Redirection method of femto cell and communication system based thereon | Chae Gwon Lim, Sung-Ho Choi, Tae Sun Yeoum | 2014-02-04 |
| 8638936 | Security protected non-access stratum protocol operation supporting method in a mobile telecommunication system | Kyung-Joo Suh, Sung-Ho Choi, Jung-Hyeon Kim, Jae-Chon Yu | 2014-01-28 |
| 8621219 | Communication system having plural terminals and method for controlling terminal in communication system | Yong Chang, Hyoung-Kyu Lim, Sung-Jin Park | 2013-12-31 |
| 8582566 | Method and system of forwarding capability information of user equipment in internet protocol multimedia subsystem network | O-Sok Song, Sung-Ho Choi, Tae Sun Yeoum, Han Na Lim | 2013-11-12 |