Display device and operation method thereof
US11210051B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Mar 11, 2019 |
| Grant date | Dec 28, 2021 |
| Priority date | — |
| Expiry date | Mar 11, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2300/0426
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Disclosed are a display device and an operation method thereof. The display device includes a primary display screen, a secondary display and an optical function processor. The primary display screen has a display surface and includes a transparent region; the secondary display is located at a side of the primary display screen opposite to the display surface of the primary display screen, and is configured to project image light to the transparent region of the primary display screen for displaying in the transparent region; the optical function processor is located at the side of the primary display screen opposite to the display surface of the primary display screen, and is configured to perform the corresponding operation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.