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:
Jun. 27, 2023
Filed:
Oct. 25, 2022
Shenzhen Shokz Co., Ltd., Guangdong, CN;
Chengqian Zhang, Shenzhen, CN;
Jinbo Zheng, Shenzhen, CN;
Le Xiao, Shenzhen, CN;
Fengyun Liao, Shenzhen, CN;
Xin Qi, Shenzhen, CN;
SHENZHEN SHOKZ CO., LTD., Shenzhen, CN;
Abstract
An open acoustic device () may include a fixing structure () configured to fix the acoustic device () near an ear of a user without blocking an ear canal of the user; a first microphone array () configured to acquire environmental noise (); a signal processor () configured to: determine, based on the environmental noise, a primary route transfer function () between the first microphone array () and the ear canal of the user; estimate, based on the environmental noise and the primary route transfer function, a noise signal () at the ear canal of the user; and generate, based on the noise signal at the ear canal of the user, a noise reduction signal (); and a speaker () configured to output, according to the noise reduction signal, a noise reduction acoustic wave (), the noise reduction acoustic wave being configured to eliminate the noise signal.