Electrified vehicle powertrain sound control method and assembly
US10636411B1 · kind B1 · utility
0Cited by
3References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 11, 2018 |
| Grant date | Apr 28, 2020 |
| Priority date | — |
| Expiry date | Oct 11, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/64
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A sound control method includes altering at least one characteristic of power delivered within an electrified vehicle powertrain to cause at least one component of the electrified vehicle powertrain to emit different acoustic tones that follow a predetermined sequence. A sound control assembly includes a power characteristic control system that alters at least one characteristic of power delivered within an electrified vehicle powertrain to cause at least one component of the electrified vehicle powertrain to emit different acoustic tones that follow a predetermined sequence.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.