Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9215567 | Local area broadcasting service system and method, and wireless transmission device applied therein | Keun Hwan Choi, Cheol Ho Yim, Kyung Sik Han, Jae Yeon Noh, Jae Hwang Yu +2 more | 2015-12-15 |
| 9002487 | System and method for data reception and transmission in audible frequency band | Keun Hwan Choi, Myung Soon Park, Min Seok Kim, Nam-Soo Kim, Hwan Sik Yun +1 more | 2015-04-07 |
| 8929395 | Multicast system and multicast method using shortened address and apparatus applied to the same | Cheol Ho Yim, Jae Yeon Noh, Jae Hwang Yu, Keun Hwan Choi, Kyung Sik Han +1 more | 2015-01-06 |
| 8897474 | Synchronization system and method for transmission and reception in audible frequency range-based sound communication, and apparatus applied thereto | Dong Keon KIM, Keun Hwan Choi, Jae Hwang Yu, Min Seok Kim, Nam-Soo Kim +2 more | 2014-11-25 |
| 8855090 | Packet transmission system based on wireless personal area network and method thereof | Jae Yeon Noh, Cheol Ho Yim, Kyung Sik Han, Keun Hwan Choi, Jae Hwang Yu +1 more | 2014-10-07 |
| 8798033 | System and method for minimizing signal interference between broadcasting signals and communication signals within local area and apparatus applied to the same | Cheol Ho Yim, Kyung Sik Han, Keun Hwan Choi, Jae Yeon Noh, Jae Hwang Yu +1 more | 2014-08-05 |
| 8565042 | System and method for reducing data reception error in acoustic communication in audible frequency range, and apparatus applied thereto | Dong Keon KIM, Keun Hwan Choi, Jae Hwang Yu, Min Seok Kim, Nam-Soo Kim +2 more | 2013-10-22 |