Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10634728 | Method and apparatus for detecting state of battery | Xiaodong Huang | 2020-04-28 |
| 10356541 | Loudspeaker diaphragm state estimation method and loudspeaker driving circuit using the same | Xiaotian Su | 2019-07-16 |
| 10348100 | Battery balance circuit and battery apparatus thereof | — | 2019-07-09 |
| 10181831 | Loudspeaker driving apparatus and loudspeaker driving method | — | 2019-01-15 |
| 10164440 | Method of balancing battery power | Zhiyuan Shen | 2018-12-25 |
| 10051394 | Loudspeaker diaphragm state estimation method and loudspeaker driving circuit using the same | Xiaotian Su | 2018-08-14 |
| 9955257 | Class-D audio amplifier | Huaping Zhu, Qichang Wu, Zhenguo Sun | 2018-04-24 |
| 9716954 | DC impedance detection circuit and method for speaker | — | 2017-07-25 |
| 9645200 | Battery power measuring method, measuring device and battery-powered equipment | Feng Yu, Xiaodong Huang | 2017-05-09 |