Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8351945 | Performing association during handover in wireless access system | Chang Jae Lee, Ki Seon Ryu, Yong Ho Kim, Yong-Won Kwak | 2013-01-08 |
| 8349416 | Donor film and method of manufacturing organic light emitting device using same | Sang-Woo Pyo, Jin-Woo Park, Myung-Jong Jung, Sok Won Noh | 2013-01-08 |
| 8310971 | Method of supporting operation of sleep mode in a wideband radio access system | Ki Seon Ryu, Chang Jae Lee, Yong Ho Kim | 2012-11-13 |
| 8284709 | Method of controlling relay communication | Ae Ran Youn, Ki Seon Ryu, Du Hyun Mun | 2012-10-09 |
| 8224403 | Method of performing actions related to handover by a mobile station that is in power saving mode in a wireless mobile communication system | Ki Seon Ryu | 2012-07-17 |
| 8208974 | Method of performing actions related to handover by a mobile station that is in power saving mode in a wireless mobile communication system | Ki Seon Ryu | 2012-06-26 |
| 8145279 | Method of supporting operation of sleep mode in a wideband radio access system | Ki Seon Ryu, Chang Jae Lee, Yong Ho Kim | 2012-03-27 |
| 8068424 | Message transmission in wireless access system | Ki Seon Ryu, Yong Ho Kim, Yong-Won Kwak | 2011-11-29 |
| 8059534 | Method of performing scheduling in a wired or wireless communication system and apparatus thereof | Min-Seok Oh, Hyang Won Lee, Song Chong | 2011-11-15 |
| 7937100 | Method of updating channel information by a mobile station that is in power saving mode | Ki Seon Ryu, Yong Ho Kim, Yong-Won Kwak, Ki Hyoung Cho | 2011-05-03 |
| 7917183 | Method of controlling idle mode in broadband wireless access system | Gi Seon Ryu | 2011-03-29 |
| 7904122 | Method of supporting operation of sleep mode in a wideband radio access system | Ki Seon Ryu, Chang Jae Lee, Yong Ho Kim | 2011-03-08 |
| 7894346 | Message transmission in wireless access system | Ki Seon Ryu, Yong Ho Kim, Yong-Won Kwak | 2011-02-22 |
| 7822429 | Method of updating channel information by a mobile station that is in power saving mode | Ki Seon Ryu, Yong Ho Kim, Yong-Won Kwak, Ki Hyoung Cho | 2010-10-26 |
| 7751356 | Notification of channel descriptor transmission for a mobile station in idle or sleep mode in a wireless access system | Ki Seon Ryu, Yong Ho Kim, Yong-Won Kwak | 2010-07-06 |
| 7734304 | Method of updating channel information by a mobile station that is in power saving mode | Ki Seon Ryu, Yong Ho Kim, Yong-Won Kwak, Ki Hyoung Cho | 2010-06-08 |
| 7711379 | Method of updating channel information by a mobile station that is in power saving mode | Ki Seon Ryu, Yong Ho Kim, Yong-Won Kwak, Ki Hyoung Cho | 2010-05-04 |
| 7684812 | Method of updating channel information by a mobile station that is in power saving mode | Ki Seon Ryu, Yong Ho Kim, Yong-Won Kwak, Ki Hyoung Cho | 2010-03-23 |
| 7672660 | Method of performing actions related to handover by a mobile station that is in power saving mode in a wireless mobile communication system | Ki Seon Ryu | 2010-03-02 |
| 7636563 | Performing idle mode in a wireless access system | Ki Seon Ryu, Yong Ho Kim, Yong-Won Kwak | 2009-12-22 |
| 7630729 | Method of updating channel information by a mobile station that is in power saving mode | Ki Seon Ryu, Yong Ho Kim, Yong-Won Kwak, Ki Hyoung Cho | 2009-12-08 |
| 7630740 | Method of updating channel information by a mobile station that is in power saving mode | Ki Seon Ryu, Yong Ho Kim, Yong-Won Kwak, Ki Hyoung Cho | 2009-12-08 |
| 7609638 | Message transmission in wireless access system | Ki Seon Ryu, Yong Ho Kim, Yong-Won Kwak | 2009-10-27 |
| 7593338 | Congestion control method and system for reducing a retransmission timeout count in a transmission control protocol | Sang-Jun Moon, Dong-Min Kim, Jai-Yong Lee | 2009-09-22 |
| 7505776 | Verifying availability of idle-mode mobile subscriber station in wireless access system | Gi Seon Ryu | 2009-03-17 |