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:
Jan. 09, 2024
Filed:
Sep. 25, 2020
Applicant:
Tencent Technology (Shenzhen) Company Ltd, Guangdong, CN;
Inventors:
Assignee:
TENCENT TECHNOLOGY (SHENZHEN) COMPANY LTD, Shenzhen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/20 (2006.01); G10L 15/20 (2006.01); H04R 3/12 (2006.01);
U.S. Cl.
CPC ...
H04R 1/20 (2013.01); G10L 15/20 (2013.01); H04R 3/12 (2013.01);
Abstract
A far-field pickup device including a device body and a microphone pickup unit is provided. The microphone pickup unit is configured to collect user speech and an echo of a first sound signal output by the device body, and transmit, to the device body, a signal obtained through digital conversion of the collected user speech and the echo. The device body includes a signal playback source, a synchronizing signal generator, a horn, a delay determining unit, and an echo cancellation unit configured to perform echo cancellation on the signal transmitted by the microphone pickup unit to obtain a collected human voice signal.