Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8618972 | Analog-to-digital signal conversion method and apparatus therefor | Yoo Sam Na, Kang Yoon Lee, Young Gun PU, Hyung Gu Park, Hong Jin Kim +1 more | 2013-12-31 |
| 8531243 | Bias controlling apparatus | Hyun Hwan Yoo, Yoo Sam Na | 2013-09-10 |
| 8183928 | CMOS power amplifier and temperature compensation circuit thereof | Hyun Hwan Yoo, Yoo Sam Na, Byeong Hak Jo | 2012-05-22 |
| 8093947 | Power amplifier | Byeong Hak Jo, Yoo Sam Na, Min Sun Kim | 2012-01-10 |
| 8093948 | Power amplifier | Yoo Sam Na, Byeong Hak Jo, Hyun Hwan Yoo | 2012-01-10 |
| 8031002 | Buffer amplifier | Byeong Hak Jo, Yoo Sam Na | 2011-10-04 |
| 7973606 | Fractional-N frequency synthesizer and method thereof | Yoo Sam Na, Byeong Hak Jo | 2011-07-05 |
| 7463100 | Phase frequency detector capable of improving noise characteristics | Ki Sung Kwon, Soo Woong LEE, Jin Taek Lee, Yo Sub MOON, Sung Cheol Shin +1 more | 2008-12-09 |
| 7282969 | Low divide ratio programmable frequency divider and method thereof | Sung Cheol Shin, Ki Sung Kwon, Soo Woong LEE, Jin Taek Lee, Yo Sub MOON | 2007-10-16 |