Issued Patents 2011
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8044540 | Systems and methods for a SPDT switch or SPMT switch with transformer | Dong-Ho Lee, Minsik Ahn, Wangmyong Woo, Chang-Ho Lee, Joy Laskar | 2011-10-25 |
| 7969246 | Systems and methods for positive and negative feedback of cascode transistors for a power amplifier | Yunseo Park, Chang-Ho Lee | 2011-06-28 |
| 7961048 | Integrated power amplifiers for use in wireless communication devices | Michael Alan Oakley, Dong-Ho Lee, Chang-Ho Lee, Joy Laskar | 2011-06-14 |
| 7952433 | Power amplifiers with discrete power control | Dong-Ho Lee, Chang-Ho Lee, Joy Laskar | 2011-05-31 |
| 7944296 | Low power mode amplification with a transformer output matching and a virtual ground | Chang-Ho Lee, Yunseo Park | 2011-05-17 |
| 7944293 | Systems and methods for an adaptive bias circuit for a differential power amplifier | Dong-Ho Lee, Jeonghu Han, Chang-Ho Lee, Joy Laskar | 2011-05-17 |
| 7936215 | Multi-segment primary and multi-turn secondary transformer for power amplifier systems | Chang-Ho Lee, Ockgoo Lee, Jeonghu Han, Hyungwook Kim, Dong-Ho Lee +3 more | 2011-05-03 |
| 7880547 | Systems and methods for power amplifiers with voltage boosting multi-primary transformers | Chang-Ho Lee, Ki Seok Yang, Jaejoon Chang, Wangmyong Woo, Younsuk Kim +5 more | 2011-02-01 |