| 发明名称 |
AUDIO SIGNAL CODING METHOD AND APPARATUS |
| 摘要 |
The present invention relates to an audio signal coding method and apparatus. The method includes: categorizing audio signals into high-frequency audio signals and low-frequency audio signals; coding the low-frequency audio signals by using a corresponding low-frequency coding manner according to characteristics of low-frequency audio signals; and selecting a bandwidth extension mode to code the high-frequency audio signals according to the low-frequency coding manner and/or characteristics of the audio signals. |
| 申请公布号 |
US2016148622(A1) |
申请公布日期 |
2016.05.26 |
| 申请号 |
US201615011824 |
申请日期 |
2016.02.01 |
| 申请人 |
HUAWEI TECHNOLOGIES CO.,LTD. |
发明人 |
MIAO Lei;LIU Zexin |
| 分类号 |
G10L19/26;G10L19/087;G10L19/02 |
主分类号 |
G10L19/26 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. An audio signal coding method, comprising:
categorizing audio signals into high-frequency audio signals and low-frequency audio signals; coding the low-frequency audio signals by using a time domain coding manner or a frequency domain coding manner; and selecting a bandwidth extension mode to code the high-frequency audio signals according to a low-frequency coding manner or characteristics of the audio signals. |
| 地址 |
Shenzhen CN |
