The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 07, 2020
Filed:
Apr. 10, 2019
Applicant:
Alibaba Group Holding Limited, George Town, KY;
Inventors:
Lei Jiao, Hangzhou, CN;
Yanchu Guan, Hangzhou, CN;
Xiaodong Zeng, Hangzhou, CN;
Feng Lin, Hangzhou, CN;
Assignee:
Alibaba Group Holding Limited, George Town, Grand Cayman, KY;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10L 25/87 (2013.01); G10L 25/21 (2013.01); G10L 25/84 (2013.01); G10L 25/78 (2013.01);
U.S. Cl.
CPC ...
G10L 25/87 (2013.01); G10L 25/21 (2013.01); G10L 25/84 (2013.01); G10L 2025/783 (2013.01);
Abstract
An audio signal is obtained by a user terminal. The audio signal is divided into a plurality of short-time energy frames based on a frequency of a predetermined voice signal. Energy of each short-time energy frame is determined. Based on the energy of each short-time energy frame, whether the audio signal includes a voice signal is determined.