Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9059667 | Class D audio amplifier with noise suppression and the method thereof | Li Lian | 2015-06-16 |
| 8848945 | Audio amplifier with closed-loop power | Huijie Zhao, Huafei Ding | 2014-09-30 |
| 8618782 | Means and associated methods for digitally controlling converter systems | Xiaoming Li | 2013-12-31 |
| 8514024 | High power-supply rejection ratio amplifying circuit | Rui Wang, Jinyan Lin, Huijie Zhao | 2013-08-20 |
| RE42846 | Close-loop class-D audio amplifier and control method thereof | Junming Zhang, Yuancheng Ren | 2011-10-18 |
| 8004360 | Close-loop Class-D audio amplifier and control method thereof | Junming Zhang, Yuancheng Ren | 2011-08-23 |
| 7728666 | Close-loop class-D audio amplifier and control method thereof | Junming Zhang, Yuancheng Ren | 2010-06-01 |