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:
Apr. 14, 2020
Filed:
Mar. 07, 2018
Applicant:
Baidu Online Network Technology (Beijing) Co., Ltd., Beijing, CN;
Inventors:
Chao Li, Beijing, CN;
Xiangang Li, Beijing, CN;
Assignee:
BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD., Beijing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10L 15/02 (2006.01); G10L 25/18 (2013.01); G10L 15/22 (2006.01); G10L 15/16 (2006.01);
U.S. Cl.
CPC ...
G10L 15/02 (2013.01); G10L 15/16 (2013.01); G10L 15/22 (2013.01); G10L 25/18 (2013.01);
Abstract
The present disclosure provides a method and a device for extracting an acoustic feature based on a convolution neural network and a terminal device. The method includes: arranging speech to be recognized into a speech spectrogram with a predetermined dimension number; and recognizing the speech spectrogram with the predetermined dimension number by the convolution neural network to obtain the acoustic feature of the speech to be recognized.