Enhanced sound generation for quiet vehicles
US9744809B2 · kind B2 · utility
0Cited by
7References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 5, 2015 |
| Grant date | Aug 29, 2017 |
| Priority date | — |
| Expiry date | Nov 5, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/70
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The presence of an electrically-powered quiet vehicle is accomplished by determining a state of mind or physical state of the driver, determining the presence and proximity of humans and other objects, how the vehicle is being operated and generating a noise correlative to the threat posed by the vehicle to humans and other objects.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.