Virtual augmented reality providing method and virtual augmented reality providing apparatus and scent projector using the method
US10551050B1 · kind B1 · utility
3Cited by
1References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2019 |
| Grant date | Feb 4, 2020 |
| Priority date | — |
| Expiry date | Feb 28, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Provided are an apparatus and method for providing a virtual augmented reality using a scent projector, the method including: analyzing an input virtual augmented reality media related sound to extract an amplitude and a frequency of the sound at a predetermined interval of time; converting the amplitude of the sound into an odor concentration signal; converting the frequency of the sound into an odor quality signal; and controlling the scent projector to emit a scent in response to the odor concentration signal and the odor quality signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.