Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10649091 | Method and system for time to first fix (TTFF) reduction of GPS receivers using satellite based augmentation system (SBAS) signal | Eun Sung Lee, Moon Beom Heo, Gi Wook Nam | 2020-05-12 |
| 10455998 | Vacuum cleaner | Hooi Joong Kim, Won-Jun Jang, Ho-Kyu Choi | 2019-10-29 |
| 9485785 | Apparatus and method for transmitting coexistence beacon protocol packet in cognitive radio based wireless communication system | Sang Bum Kim, Cheng Shan, Eun-Taek Lim, Ju-Yeon Song, Jung-Soo Woo +3 more | 2016-11-01 |
| 8457646 | Apparatus and method for dynamic resource exchange in cognitive radio (CR) based communication system | Ho-Dong Kim, Sang Bum Kim, Eun-Taek Lim, Ju-Yeon Song, Jung-Soo Woo +2 more | 2013-06-04 |
| 8442133 | Apparatus and method for transmitting coexistence beacon protocol packet in cognitive radio wireless communication system | Sang Bum Kim, Eun-Taek Lim, Jung-Soo Woo, Ho-Dong Kim, Cheng Shan +2 more | 2013-05-14 |