Title:
SOUND PLAYBACK DEVICE DETECTION METHOD, APPARATUS, STORAGE MEDIUM, AND TERMINAL
Document Type and Number:
WIPO Patent Application WO/2019/033986
Kind Code:
A1
Abstract:
Provided are a sound playback device detection method, apparatus, storage medium, and terminal. The method comprises: if it is detected that a detection event of a sound playback device has been triggered, playing a preset audio file at a preset volume level by means of the sound playback device and controlling a microphone to acquire a sample audio signal; comparing the sample audio signal to a preset audio signal, said preset audio signal being an audio signal of a preset audio file which is played at a preset volume level when no foreign objects are present at the sound position of the sound playback device and which is acquired by means of the microphone; if the result of comparison satisfies a preset condition, then determining that a foreign object is present at the sound position of the sound playback device.
Inventors:
XU ZHAOAN (CN)
YAN FENGGUI (CN)
GAN GAOTING (CN)
ZHENG ZHIYONG (CN)
YANG HAI (CN)
YAN FENGGUI (CN)
GAN GAOTING (CN)
ZHENG ZHIYONG (CN)
YANG HAI (CN)
Application Number:
PCT/CN2018/099660
Publication Date:
February 21, 2019
Filing Date:
August 09, 2018
Export Citation:
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD (CN)
International Classes:
H04R29/00; H04M1/03; H04M1/725
Foreign References:
| CN107509153A | 2017-12-22 | |||
| CN103202006A | 2013-07-10 | |||
| US20150201278A1 | 2015-07-16 | |||
| CN104853036A | 2015-08-19 | |||
| CN105100330A | 2015-11-25 | |||
| JPH0373879A | 1991-03-28 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
Download PDF: