Spatially separated exit pupils in a head mounted display
US10338384B2 · kind B2 · utility
1Cited by
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9Claims
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Assignee
Inventors
Key dates
| Filing date | Dec 21, 2015 |
| Grant date | Jul 2, 2019 |
| Priority date | — |
| Expiry date | Feb 17, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B2027/0178
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Disclosed herein are devices and methods to provide multiple eyeboxes from multiple input pupils. In particular, a projection system can direct light from multiple input pupils to a holographic optical element. The light of each of the input pupils having light beams of different wavelengths. The holographic optical element reflects at least part of the light of the multiple input pupils to form an array of exit pupils.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.