Head-mounted display device
US12416809B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 9, 2024 |
| Grant date | Sep 16, 2025 |
| Priority date | — |
| Expiry date | Apr 9, 2044 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B2027/013
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A head-mounted display device includes a display panel and an optical system positioned on a front surface of the display panel, wherein the display panel sequentially includes a light emitting element unit, a retarder positioned on a front surface of the light emitting element unit, a reflective polarizer, and an absorptive polarizer, wherein the optical system includes a first curved lens configured to include a first retarder positioned on an inner surface and a beam splitter positioned on an outer surface and a second curved lens configured to include a second retarder positioned on an inner surface and a reflective polarizer positioned on an outer surface, wherein the first curved lens is positioned on the display panel, and the second curved lens is positioned on the first curved lens, and wherein the absorptive polarizer of the display panel includes an open portion from which the absorptive polarizer is removed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.