Headphone with multiple acoustic paths
US10623847B2 · kind B2 · utility
4Cited by
13References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 2, 2018 |
| Grant date | Apr 14, 2020 |
| Priority date | — |
| Expiry date | Aug 2, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2460/11
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Headphones comprising a first acoustic path configured to provide passive noise cancellation, and a second acoustic path configured to provide audio leaking. At least a part of the first acoustic path is different from at least a part of the second acoustic path.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.