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:
Oct. 10, 2023
Filed:
Jul. 01, 2021
Harman International Industries, Incorporated, Stamford, CT (US);
Xueli Fan, Shanghai, CN;
Xiangru Bi, Shanghai, CN;
Harman International Industries, Incorporated, Stamford, CT (US);
Abstract
A method and system for compensating a frequency response of a microphone array are provided. The method includes: multiple microphones in a microphone array respectively receiving a compensation signal sent from a calibration speaker and outputting multiple output signals respectively; determining a uniform frequency response of the multiple microphones based on the multiple output signals; calculating a compensation gain for each of the multiple microphones according to the uniform frequency response; and storing the calculated compensation gain of each microphone.