Wearable display apparatus
US9366870B2 · kind B2 · utility
9Cited by
1References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 3, 2015 |
| Grant date | Jun 14, 2016 |
| Priority date | — |
| Expiry date | Jun 3, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N2213/001
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display apparatus includes a planar waveguide optical element, a projection optical system, and a microdisplay device. By including free-form optics and waveguide technology, the volume and weight of the display apparatus can be reduced, and an optical system can be realized with improved image quality, structure, and performance parameters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.