Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8379878 | Pre-coding method for providing diversity gain in orthogonal frequency division multiplexing system and transmission apparatus and method using the pre-coding method | Duck-Dong Hwang | 2013-02-19 |
| 8055213 | Method for dynamic frequency selection and system supporting the same in a cognitive radio wireless communication system | Duck-Dong Hwang, Jae-Myeong Kim, Sang-Jo Yoo, Kyoung-Jin Cho, Jae-Hak Chung | 2011-11-08 |
| 8027393 | Explicit outband signaling method in a wireless network supporting cognitive radio technology | Jae-Myeong Kim, Sang-Jo Yoo, Duck-Dong Hwang, Jae-Hak Chung, Kwon-Moon No | 2011-09-27 |
| 7979076 | Method of managing resources in a cognitive radio communication system | Duck-Dong Hwang, Jae-Myeong Kim, Sang-Jo Yoo, Kwon-Moon No, Jae-Hak Chung | 2011-07-12 |