Head-mounted virtual reality display device, method for measuring position and posture of the same and virtual reality display apparatus
US11036288B2 · kind B2 · utility
0Cited by
11References
18Claims
0Family size
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Key dates
| Filing date | Nov 14, 2018 |
| Grant date | Jun 15, 2021 |
| Priority date | — |
| Expiry date | Jan 9, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T2207/10048
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A head-mounted virtual reality display device, a method for measuring position and posture of the head-mounted virtual reality display device and a virtual reality display apparatus are provided. The head-mounted virtual reality display device includes: a body; and at least four infrared light reflectors arranged on an outer face of the body and configured to retroreflect an infrared light beam, wherein the at least four infrared light reflectors are not co-planar.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.