Ultra-short-throw picture and screen alignment method and apparatus, and storage medium
US11838697B2 · kind B2 · utility
0Cited by
1References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 13, 2020 |
| Grant date | Dec 5, 2023 |
| Priority date | — |
| Expiry date | Apr 19, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/3194
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
This application provides an ultra-short-throw picture and screen alignment method which includes the steps: acquiring an image by a wide-angle camera and performing positioning according to the image to obtain a projection position when a current projection picture of an ultra-short-throw projector covers a screen; adjusting a size and a position of the current projection picture according to a position of the screen and the projection position, so that the position of the adjusted projection picture is overlapped with a target position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.