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Patent Searching and Data


Title:
METHOD AND DEVICE FOR IMPROVING SOUND QUALITY OF SPEAKER
Document Type and Number:
WIPO Patent Application WO/2021/052110
Kind Code:
A1
Abstract:
The embodiments in the present application relate to the technical field of media, and provided therein are a method and device for improving the sound quality of a speaker, which can effectively improve the sound quality of a speaker. The method comprises: according to the direct current resistance of a speaker, interpolating a second non-linear parameter of the speaker to obtain a third non-linear parameter of the speaker, the second non-linear parameter being a non-linear parameter that is pre-configured in the speaker; performing signal compensation on a first input signal of the speaker by using the third non-linear parameter so as to obtain a compensated first input signal; and filtering the compensated first input signal to obtain an output signal of the speaker.

Inventors:
KOU YIWEI (CN)
QIN PENG (CN)
Application Number:
PCT/CN2020/110632
Publication Date:
March 25, 2021
Filing Date:
August 21, 2020
Export Citation:
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Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H04R9/06
Foreign References:
CN105916079A2016-08-31
CN106851514A2017-06-13
CN109379678A2019-02-22
CN108632708A2018-10-09
CN110213708A2019-09-06
US8204210B22012-06-19
CN110225433A2019-09-10
CN201910883760A2019-09-18
Other References:
See also references of EP 4024898A4
Attorney, Agent or Firm:
BEIJING ZBSD PATENT & TRADEMARK AGENT LTD. (CN)
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