Virtual image display system and pointing direction control method of control device thereof
US11726587B2 · kind B2 · utility
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1References
10Claims
0Family size
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Key dates
| Filing date | Apr 7, 2022 |
| Grant date | Aug 15, 2023 |
| Priority date | — |
| Expiry date | Apr 7, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B2027/014
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A virtual image display system and a pointing direction control method of a control device thereof are proposed. The pointing direction control method of the control device includes causing the control device to display an index pattern having a recognition pointing direction, causing a virtual image display device to capture the index pattern displayed by the control device, and causing the virtual image display device to analyze the recognition pointing direction of the index pattern and to display a control cursor according to the recognition pointing direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.