Title:
VOICE ACTIVITY DETECTION METHOD AND APPARATUS, STORAGE MEDIUM AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/097841
Kind Code:
A1
Abstract:
A voice activity detection method and apparatus, a storage medium and an electronic device. The method comprises: obtaining a noisy speech signal (101); performing noise reduction on the noisy speech signal to obtain a noise-reduced speech signal (102); calculating a spectral entropy ratio of the noise-reduced speech signal, and calculating short-time energy of the noise-reduced speech signal (103); and performing voice activity detection according to the spectral entropy ratio of the noise-reduced speech signal and the short-time energy of the noise-reduced speech signal (104).
Inventors:
CHEN YAN (CN)
Application Number:
PCT/CN2018/115601
Publication Date:
May 22, 2020
Filing Date:
November 15, 2018
Export Citation:
Assignee:
SHENZHEN HEYTAP TECH CORP LTD (CN)
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD (CN)
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD (CN)
International Classes:
G10L15/04
Foreign References:
| CN107731223A | 2018-02-23 | |||
| CN107910017A | 2018-04-13 | |||
| CN101599269A | 2009-12-09 | |||
| US20050216261A1 | 2005-09-29 |
Attorney, Agent or Firm:
ESSEN PATENT&TRADEMARK AGENCY (CN)
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