Head mounted display device and position device thereof
US11740322B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 10, 2021 |
| Grant date | Aug 29, 2023 |
| Priority date | — |
| Expiry date | Apr 29, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B2027/0178
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A head mounted display device and a positioning device thereof are provided. The positioning device includes a first sensor, a second sensor, a third sensor, a first hinge sensor, and a controller. The first sensor and the second sensor have a fixed relative location. The third sensor is disposed on a first flexible member of the head mounted display device. The first hinge sensor is disposed on a first connecting portion configured to connect a main body portion and the first flexible member, wherein the first hinge sensor is configured to sense a first movement state of the first flexible member. The controller is configured to calculate a first relative location information of the first sensor, the second sensor, and the third sensor, and to calibrate the first relative location information according to the first movement state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.