Method and device for processing a projection image, and projection display system
US9743056B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Dec 29, 2016 |
| Grant date | Aug 22, 2017 |
| Priority date | — |
| Expiry date | Dec 29, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/3188
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Embodiments of this disclosure disclose a method for processing a projection image, including: obtaining an image to be projected, with a first resolution; adjusting the resolution of the image to be projected, according to a second resolution supported by a projection display device, to obtain a first image with a third resolution, number of pixels in the row direction of an image with the third resolution is N times number of pixels in the row direction of an image with the second resolution, and number of pixels in the column direction of the image with the third resolution is M times number of pixels in the column direction of the image with the second resolution; dividing the first image into pixel blocks, integrating pixels in the pixel blocks, to obtain a second image and a third image; and projecting the second image and the third image alternately.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.