Apparatus and method for privacy enhancement
US10629181B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 31, 2017 |
| Grant date | Apr 21, 2020 |
| Priority date | — |
| Expiry date | Jul 31, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2499/13
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Embodiments of the present invention provide an in-vehicle privacy system, comprising audio output means (146, 147) associated with a first zone (110) of an interior of a vehicle (100), audio source means (250) for providing an audio signal (205) to the audio output means (146, 147), speech intelligibility means (310) for estimating a speech intelligibility in the first zone (110), control means arranged to control one or more properties of the audio signal (205) in dependence on the estimate of speech intelligibility to mask speech of a second occupant in a second zone (150) of the interior of the vehicle (100) from a first occupant with the first zone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.