Acoustic device
US11178488B2 · kind B2 · utility
5Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 10, 2018 |
| Grant date | Nov 16, 2021 |
| Priority date | — |
| Expiry date | Dec 10, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2499/13
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present invention is directed to reducing influence of crosstalk components by appropriately blocking a propagation path of the crosstalk components output from speakers that reproduce signals for right and left ears respectively.Provided is a contact member used in contact with a back and/or a back of a head of a listener. The contact member is installed with: a first speaker that reproduces a signal for the left ear and a second speaker that reproduces a signal for the right ear; and a propagation obstruction adapted to block a propagation path of crosstalk components output from the respective speakers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.