Display apparatus and displaying method for image display producing stereoscopic effect
US5790284A · kind A · utility
41Cited by
7References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 14, 1996 |
| Grant date | Aug 4, 1998 |
| Priority date | — |
| Expiry date | Nov 14, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N5/7491
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
This specification discloses a displaying apparatus having a display emitting light, and an optical element formed by two holograms each having optical power and partially overlapping each other. The light from the display is diffracted by one of the holograms to be directed to an observer's left pupil, and is diffracted by the other hologram to be directed to the observer's right pupil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.