Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11863267 | Multi-antenna channel estimation apparatus and method for beamforming | Hyoung Kyu Song, Won Seok Lee | 2024-01-02 |
| 11711123 | Millimeter wave-based multi-user massive MIMO-based hybrid beamforming system and analog precoder matrix acquisition method applied thereto | Hyoung Kyu Song, Won Seok Lee, Yeong Rong Lee, Ji Hye Oh | 2023-07-25 |
| 9292125 | Digital filter, touch sense device including the digital filter, and method for performing the digital filtering | Ki Duk Kim, Yoonkyung Choi, Junchul Park, San-ho Byun, Minchul Lee | 2016-03-22 |
| 7471898 | Device and method for optical supervisory channel framing in optical transport network system | Jong-Yoon Shin, Yool Kwon, Je Soo Ko | 2008-12-30 |
| 7230958 | Raman amplifier and raman pumping method | Sun Hyok Chang, Hee Sang CHUNG, Jin Soo Han, Heuk Park, Won Kyoung Lee +1 more | 2007-06-12 |