Sound collecting device and sound collecting method
US10531188B2 · kind B2 · utility
0Cited by
4References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 5, 2018 |
| Grant date | Jan 7, 2020 |
| Priority date | — |
| Expiry date | Jul 5, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04S2400/15
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A sound collecting device, comprising stereo microphones that are arranged apart in a direction intersecting obliquely with respect to a direction that is vertical to a direction connecting the user and an subject, and arranged at different distances in the direction that joins the user and the subject, and a processor for directivity control that adjust directivity of speech signals from the stereo microphones.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.