Systems and methods for displaying an image or video on a retro-reflective screen
US9807378B2 · kind B2 · utility
1Cited by
8References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 17, 2015 |
| Grant date | Oct 31, 2017 |
| Priority date | — |
| Expiry date | Jan 5, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N2013/405
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display system comprises a projector combined with a retro reflective screen and a viewer distance from the projector such that the observation angle is less than approximately 2-3 degrees. The brightness of the image on the screen for the proposed display system is increased by a factor of ˜100-500× as compared to traditional display systems with for an equivalent power/intensity light source.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.