Title:
VOICEPRINT IDENTIFICATION METHOD AND RELATED DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/128003
Kind Code:
A1
Abstract:
A voiceprint identification method and a related device, the method comprising: acquiring a sample speech (101); extracting 4 formants of a target phoneme in the sample speech (102); calculating the deviations of formant frequency between each formant of the target phoneme in the sample speech and each formant of the target phoneme in an object speech to generate a deviation result (103); according to the correspondence between the deviation result and a preset standard of deviations of formant frequency, obtaining the voiceprint identification result for the target phoneme (104). The technical problem that the existing voiceprint identification methods are inefficient due to the manual comparison of voiceprint features one by one is solved.
Inventors:
ZHENG LINLIN (CN)
Application Number:
PCT/CN2019/127987
Publication Date:
July 01, 2021
Filing Date:
December 24, 2019
Export Citation:
Assignee:
SPEAKIN TECH CO LTD (CN)
International Classes:
G10L17/02; G10L17/08
Domestic Patent References:
| WO2003007292A1 | 2003-01-23 |
Foreign References:
| CN103714826A | 2014-04-09 | |||
| CN110164454A | 2019-08-23 | |||
| CN109979466A | 2019-07-05 | |||
| CN107680601A | 2018-02-09 | |||
| CN109473105A | 2019-03-15 | |||
| US5983178A | 1999-11-09 |
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (CN)
Download PDF: