Issued Patents All Time
Showing 1–25 of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9736775 | Data reception and transmission method and apparatus for power saving in communication system using multiple carriers | Ki Seon Ryu, Eun Jong Lee, Yong Ho Kim, Young Soo Yuk | 2017-08-15 |
| 9699787 | Method for efficiently performing initial access in a multi-carrier broadband wireless access system | Ki Seon Ryu, Jeong Ki Kim, Hee Jeong Cho, Yong Ho Kim, Young Soo Yuk | 2017-07-04 |
| 9622110 | Method and device for ranging in a wireless communication system | Jin Won Lee, Jin Soo Choi, Gi Won Park, Young Soo Yuk, Jeong Ki Kim | 2017-04-11 |
| 9520936 | Method of updating BS system information of a relay station in a broadband wireless access system | Hee Jeong Cho, Ki Seon Ryu, Yong Ho Kim, Young Soo Yuk, Gi Won Park | 2016-12-13 |
| 9432844 | Traffic encryption key management for machine to machine multicast group | Jin Sam Kwak, Ki Seon Ryu, Wook Bong Lee | 2016-08-30 |
| 9398583 | Method for efficiently performing initial access in a multi-carrier broadband wireless access system | Ki Seon Ryu, Jeong Ki Kim, Hee Jeong Cho, Yong Ho Kim, Young Soo Yuk | 2016-07-19 |
| 9357487 | Data reception and transmission method and apparatus for power saving in communication system using multiple carriers | Ki Seon Ryu, Eun Jong Lee, Yong Ho Kim, Young Soo Yuk | 2016-05-31 |
| 9253715 | Method and apparatus for detecting an access point in a radio access system | Young Soo Yuk, Jin Sam Kwak, Ki Seon Ryu, Wook Bong Lee | 2016-02-02 |
| 9184900 | Method and apparatus for coordinating performance of multiple carriers | Young Soo Yuk, Ki Seon Ryu, Yong Ho Kim, Eun Jong Lee | 2015-11-10 |
| 9179369 | Apparatus and method for performing a handover in a wireless communication system | Jin Young Chun, Ki Seon Ryu, Jin Won Lee, Bin Chul Ihm | 2015-11-03 |
| 9155041 | Data reception and transmission method and apparatus for power saving in communication system using multiple carriers | Ki Seon Ryu, Eun Jong Lee, Yong Ho Kim, Young Soo Yuk | 2015-10-06 |
| 9155039 | Data reception and transmission method and apparatus for power saving in communication system using multiple carriers | Ki Seon Ryu, Eun Jong Lee, Yong Ho Kim, Young Soo Yuk | 2015-10-06 |
| 9137769 | Data transmission method in M2M device group | Wook Bong Lee, Jin Sam Kwak | 2015-09-15 |
| 9137793 | Method for efficiently performing initial access in a multi-carrier broadband wireless access system | Ki Seon Ryu, Jeong Ki Kim, Hee Jeong Cho, Yong Ho Kim, Young Soo Yuk | 2015-09-15 |
| 9042341 | Method of zone switch in a broadband wireless access system | Yong Ho Kim, Ki Seon Ryu | 2015-05-26 |
| 9002392 | Method for performing carrier management procedure in a multi-carrier supported wideband wireless communication system and apparatus for the same | Eun Jong Lee, Ki Seon Ryu, Yong Ho Kim, Young Soo Yuk | 2015-04-07 |
| 9001751 | Method and apparatus for transmitting and receiving control channel in a multi-carrier communications system | Young Soo Yuk, Yong Ho Kim, Ki Seon Ryu | 2015-04-07 |
| 8995906 | M2M equipment, base station, and method for performing scheduling delay | Jin Won Lee, Gi Won Park, Young Soo Yuk, Jeong Ki Kim | 2015-03-31 |
| 8971889 | Method and apparatus for handover by calculating the distance between a mobile user equipment and an intermediate access point in a wireless communication system | Yong Ho Kim, Jin Young Chun, Jin Won Lee, Bin Chul Ihm, Ki Seon Ryu | 2015-03-03 |
| 8971354 | Method for generating a carrier group and method for transmitting carrier group information | Young Soo Yuk, Yong Ho Kim | 2015-03-03 |
| 8953539 | Method for updating carrier information in a broadband wireless access system | Young Soo Yuk, Eun Jong Lee, Ki Seon Ryu, Jin Sam Kwak | 2015-02-10 |
| 8948130 | Zone switching method in a broadband wireless access system having regard to security association and device for same | Ki Seon Ryu | 2015-02-03 |
| 8948128 | Method and apparatus for handover by changing zones in a wireless communication system | Yong Ho Kim, Ki Seon Ryu | 2015-02-03 |
| 8934907 | Method in which a mobile station receives information on a peripheral legacy base station in a legacy support mode | Yong Ho Kim, Ki Seon Ryu | 2015-01-13 |
| 8923245 | Method and apparatus for handover in a mobile communication system | Jin Won Lee, Yong Ho Kim, Ki Seon Ryu | 2014-12-30 |