Patent ID: 11887605
Assignee: ALIBABA GROUP HOLDING LIMITED
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 9:
10. A system comprising:
an acoustic sensor and a voice processing device, the acoustic sensor being coupled to the voice processing device,
wherein:
the acoustic sensor is configured to capture a voice signal of a speaker; and
the voice processing device is configured to:
receive the voice signal of the speaker, and acquire a voiceprint feature of the speaker and position information of the speaker, the voiceprint feature including a lexical feature of a language spoken by the speaker;
search for an identifier of the speaker in a speaker registry on the basis of the voiceprint feature of the speaker;
update the speaker registry in response to determining that position information corresponding to the identifier of the speaker in the speaker registry is different from the position information of the speaker; and
label the voice signal of the speaker with the identifier of the speaker, so as to track the speaker.