Context-aware signal conditioning for vehicle exterior voice assistant
US11600278B2 · kind B2 · utility
4Cited by
1References
20Claims
0Family size
Assignee
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Key dates
| Filing date | Apr 19, 2021 |
| Grant date | Mar 7, 2023 |
| Priority date | — |
| Expiry date | Jun 2, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2499/13
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A vehicle includes a plurality of microphones to obtain speech from a person outside the vehicle as an input signal and a sensor system to determine a location and orientation of the person relative to the vehicle. The vehicle also includes a controller to determine characteristics of the input signal and to determine whether to perform speech enhancement on the input signal based on one or more of the characteristics and the location and orientation of the person.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.