Title:
VOICE AUTHENTICATION DEVICE AND VOICE AUTHENTICATION METHOD
Document Type and Number:
WIPO Patent Application WO/2023/182014
Kind Code:
A1
Abstract:
This voice authentication device comprises: an acquisition unit that acquires voice data; a detection unit that detects from the voice data an utterance section in which a speaker is uttering; an extraction unit that extracts an utterance feature amount of the speaker from the detected utterance section; a selection unit that, on the basis of the extracted utterance feature amount of the speaker and an utterance feature amount of at least one registered speaker that is previously registered, selects a first similarity calculation model used for authenticating the speaker from among a plurality of similarity calculation models; and an authentication unit that, using the selected first similarity calculation model, compares the utterance feature amount of the speaker and the utterance feature amount of the registered speaker, and authenticates the speaker.
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Inventors:
MIYAMOTO MASANARI
Application Number:
PCT/JP2023/009467
Publication Date:
September 28, 2023
Filing Date:
March 10, 2023
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
G10L17/08; G10L17/00
Domestic Patent References:
| WO2021192719A1 | 2021-09-30 |
Foreign References:
| JP2008070596A | 2008-03-27 | |||
| JP2009003162A | 2009-01-08 | |||
| US20190295553A1 | 2019-09-26 |
Attorney, Agent or Firm:
Eikoh, P.C. (JP)
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