System and method for activation of voice interactive services based on user state
US11676583B2 · kind B2 · utility
0Cited by
0References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 12, 2021 |
| Grant date | Jun 13, 2023 |
| Priority date | — |
| Expiry date | Jul 15, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10L2015/088
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The present invention provides a system for activating personal assistance services. The system includes an audio data collector adapted to collect a sample of speech, a processing module, and a service activator couple to an output device. The processing module further includes an audio feature extractor that extracts a plurality of acoustic features from the sample of speech, and a classification unit that classifies a status of a user from the plurality of acoustic features. The Service activator activates a personal assistance service according to the status of the user classified by the classification unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.