Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11152892 | Calibration of audio power amplifier DC offset | Desheng Hu, Donghui Gao, Jiazhou Liu | 2021-10-19 |
| 11115042 | Low pass filter embedded digital-to-analog converter | Desheng Hu, Jiazhou Liu | 2021-09-07 |