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US 10,854,219 B2Granted
Voice interaction apparatus and voice interaction method
AssigneeYamaha Corporation
InventorHiraku Kayama
Life of this patent
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Abstract
A voice interaction apparatus acquires a speech signal indicative of a speech sound, identifies a series of pitches of the speech sound from the speech signal, and causes a reproduction device to reproduce a response voice of pitches controlled in accordance with the lowest pitch of the pitches identified during a tailing section proximate to an end point within the speech sound.
Claims22
A voice interaction method comprising:
- acquiring a speech signal indicative of a speech sound that is directed toward an interacting partner;
- identifying a series of pitches of the speech sound from the speech signal;
- identifying a lowest pitch among the series of pitches, wherein the series of pitches are pitches of a tailing section proximate to an end point within the speech sound;
- and
- causing a reproduction device to reproduce a response voice of pitches controlled in accordance with the lowest pitch.
2 more elements
A voice interaction apparatus comprising:
- a processor coupled to a memory storing instructions that, when executed by the processor, configure the processor to:
- acquire a speech signal indicative of a speech sound that is directed toward an interacting partner;
- identify a series of pitches of the speech sound from the speech signal;
- identify a lowest pitch among the series of pitches, wherein the series of pitches are pitches of a tailing section proximate to an end point within the speech sound;
- and cause a reproduction device to reproduce a response voice of pitches controlled in accordance with the lowest pitch.
2 more elements
Dependencies are inferred from the claim text.