Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9672841 | Voice activity detection method and method used for voice activity detection and apparatus thereof | Hao Yuan, Changbao Zhu | 2017-06-06 |
| 9449605 | Inactive sound signal parameter estimation method and comfort noise generation method and system | Hao Yuan | 2016-09-20 |
| 8874450 | Hierarchical audio frequency encoding and decoding method and system, hierarchical frequency encoding and decoding method for transient signal | Ke Peng, Guoming Chen, Hao Yuan, Jiali Li | 2014-10-28 |
| 8731949 | Method and system for audio encoding and decoding and method for estimating noise level | Hao Yuan, Ke Peng, Guoming Chen, Jiali Li | 2014-05-20 |