Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10511286 | Variable frequency filter | Sung Tae Kim, Jung Woo SUNG | 2019-12-17 |
| 10256792 | Filter module and front-end module including the same | Sung Tae Kim, Hyung Kyu Kim, Mu Seon Woo, Jung Woo SUNG | 2019-04-09 |
| 7627295 | Downconverter and upconverter | Kishi Takahiko, Sato Takahiro, Jeong Ki Choi | 2009-12-01 |
| 7570935 | Derivative superposition circuit for linearization | Yoo Sam Na, Byung Sung Kim, Moon Kim | 2009-08-04 |
| 7514980 | Exponential function generator and variable gain amplifier using the same | Jeong Ki Choi, Hyun Hwan Yoo, Seung Min Oh | 2009-04-07 |
| 7274257 | Variable gain wideband amplifier | Moon Kim | 2007-09-25 |
| 7076221 | Digital automatic fine tuning method and apparatus | Young Jin Lee, Hyo Seok Kwon, Jin Taek Lee, Hyun Hwan Yoo, Jeong Ki Choi | 2006-07-11 |