Title:
ACOUSTIC INPUT AND OUTPUT DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/226792
Kind Code:
A1
Abstract:
Embodiments of the present application disclose an acoustic input and output device, comprising: a loudspeaker assembly, configured to transmit sound waves by generating first mechanical vibrations; and a microphone, configured to receive second mechanical vibrations generated when a voice signal source provides a voice signal, wherein under the actions of the first mechanical vibrations and the second mechanical vibrations, the microphone separately generates a first signal and a second signal, and within a certain frequency range, the ratio of the first mechanical vibrations to the first signal is greater than the ratio of the second mechanical vibrations to the second signal.
Inventors:
ZHENG JINBO (CN)
LIAO FENGYUN (CN)
QI XIN (CN)
LIAO FENGYUN (CN)
QI XIN (CN)
Application Number:
PCT/CN2021/090298
Publication Date:
November 03, 2022
Filing Date:
April 27, 2021
Export Citation:
Assignee:
SHENZHEN SHOKZ CO LTD (CN)
International Classes:
H04R1/10; H04R9/04; H04R9/06
Foreign References:
| CN112637736A | 2021-04-09 | |||
| CN111212346A | 2020-05-29 | |||
| CN112637737A | 2021-04-09 | |||
| CN112637738A | 2021-04-09 | |||
| CN108307256A | 2018-07-20 | |||
| CN107750026A | 2018-03-02 | |||
| CN111757219A | 2020-10-09 | |||
| CN110881160A | 2020-03-13 |
Other References:
See also references of EP 4277296A4
Attorney, Agent or Firm:
METIS IP (CHENGDU) LLC (CN)
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