Title:
METHOD AND APPARATUS FOR ADJUSTING VOLUME OF EARPHONE, AND EARPHONE
Document Type and Number:
WIPO Patent Application WO/2023/035626
Kind Code:
A1
Abstract:
Provided in the present application are a method and apparatus for adjusting the volume of an earphone, and an earphone, which are applicable to the technical field of earphones. The method comprises: acquiring an audio digital signal, and calculating an output sound press level of an earphone; calculating a noise sound press level according to an ambient noise signal; acquiring a safe sound press level according to the noise sound press level; and adjusting the output sound press level according to the safe sound press level. The present application can be applied to a smart earphone. By means of the present application, a corresponding safe sound press level can be obtained according to a noise sound press level, and an output sound press level of an earphone is simultaneously calculated; and with reference to the safe sound press level, the output sound press level of the earphone is adjusted, such that the present application can not only ensure that users can hear clearly, but is also conducive to protecting the hearing of the users.
Inventors:
CHI XIN (CN)
WU HAIQUAN (CN)
CAO LEI (CN)
HE GUIXIAO (CN)
GUO SHIWEN (CN)
WU HAIQUAN (CN)
CAO LEI (CN)
HE GUIXIAO (CN)
GUO SHIWEN (CN)
Application Number:
PCT/CN2022/089539
Publication Date:
March 16, 2023
Filing Date:
April 27, 2022
Export Citation:
Assignee:
SHENZHEN GRANDSUN ELECTRONIC CO LTD (CN)
SHENZHEN FEIKEDI SYSTEM DEV CO LTD (CN)
SHENZHEN FEIKEDI SYSTEM DEV CO LTD (CN)
International Classes:
H04R3/00; H04R1/10
Foreign References:
| CN113938795A | 2022-01-14 | |||
| CN113613122A | 2021-11-05 | |||
| CN106101929A | 2016-11-09 | |||
| CN109511037A | 2019-03-22 | |||
| CN110972012A | 2020-04-07 | |||
| CN106775553A | 2017-05-31 | |||
| CN105119582A | 2015-12-02 | |||
| US20060126856A1 | 2006-06-15 | |||
| KR20190107902A | 2019-09-23 |
Attorney, Agent or Firm:
SHENZHEN ZHONGYI UNION INTELLECTUAL PROPERTY AGENCY CO.,LTD. (CN)
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