Ceiling tile beamforming microphone array system
US11240597B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | May 18, 2020 |
| Grant date | Feb 1, 2022 |
| Priority date | — |
| Expiry date | May 18, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2430/23
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
This disclosure describes a ceiling tile beamforming microphone array system that includes a plurality of microphones coupled together as a microphone array and used for beamforming processing, the plurality of microphones are positioned at predetermined locations that produce audio signals to be used to form a directional pickup pattern; one or more separate processing devices where one of the separate processing devices further includes beamforming processing; a single ceiling tile with an outer surface on the front side of the ceiling tile where the outer surface is acoustically transparent; where the ceiling tile beamforming microphone array system is used in a drop ceiling mounting configuration, where the microphone array couples to the back side of the ceiling tile and all or part of the ceiling tile beamforming microphone array system is in the drop space of the drop ceiling.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.