Method of providing audio in a vehicle, and an audio apparatus for a vehicle
US12035118B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 9, 2021 |
| Grant date | Jul 9, 2024 |
| Priority date | — |
| Expiry date | Mar 30, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04S2400/01
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method for providing audio in a vehicle includes: providing a plurality of audio channels comprising a first audio channel and a second audio channel; processing, by an audio signal processing system, each audio channel of said plurality of audio channels to establish a principal signal and an accommodating signal for each audio channel of said plurality of audio channels; supplying said principal signal of said first audio channel to a forward loudspeaker of a loudspeaker pair and supplying said accommodating signal of said first audio channel to a backward loudspeaker of the loudspeaker pair to generate a forward directional radiation pattern based on said first audio channel; supplying said principal signal of said second audio channel to said backward loudspeaker of said loudspeaker pair and supplying said accommodating signal of said second audio channel to said forward loudspeaker of said loudspeaker pair to generate a backward directional radiation pattern based on said second audio channel; and guiding one or both of said forward directional radiation pattern and said backward directional radiation pattern to one or more locations in said vehicle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.