Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9992604 | Error model-based multi-zone sound reproduction method and device | — | 2018-06-05 |
| 9942682 | Implementation method and device of multi-bit modulation-based digital speaker system | Dengyong Ma, Jun Yang, Jianming Zhou, Guoqiang Chai, Yongsheng MU | 2018-04-10 |