Title:
METHOD AND APPARATUS FOR ACQUIRING VEHICLE-MOUNTED AUDIO SIGNALS
Document Type and Number:
WIPO Patent Application WO/2023/173337
Kind Code:
A1
Abstract:
Disclosed in embodiments of the present application are a method and apparatus for acquiring vehicle-mounted audio signals, which can be applied to systems such as Internet of Vehicles, V2X and V2V. The method comprises: obtaining a target acquisition position for in-vehicle audio signals, and determining a target microphone set from candidate microphone sets on the basis of the target acquisition position; and performing enhancement processing on the audio signals acquired by the target microphone set to obtain a target audio signal corresponding to the target acquisition position. According to the embodiments of the present application, a microphone audio signal acquisition array is formed by using the selected target microphone set to acquire in-vehicle audios at the target acquisition position so as to obtain the target audio signal. In this way, the problem of interference existing in mixed acquisition of a plurality of microphones can be avoided, and the purpose of accurately acquiring the audio signals at the specified target acquisition position can be achieved.
Inventors:
GAO SHUO (CN)
Application Number:
PCT/CN2022/081266
Publication Date:
September 21, 2023
Filing Date:
March 16, 2022
Export Citation:
Assignee:
BEIJING XIAOMI MOBILE SOFTWARE CO LTD (CN)
International Classes:
H04R3/00
Domestic Patent References:
| WO2021204027A1 | 2021-10-14 |
Foreign References:
| JP5488679B1 | 2014-05-14 | |||
| JP2014175996A | 2014-09-22 | |||
| US20140219472A1 | 2014-08-07 | |||
| CN108737927A | 2018-11-02 | |||
| US20150350787A1 | 2015-12-03 |
Attorney, Agent or Firm:
FASHENG INTELLECTUAL PROPERTY COMPANY, LTD. (CN)
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