Optical adjustment method and optical adjustment device for display panel, and display device
US11250744B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jun 28, 2019 |
| Grant date | Feb 15, 2022 |
| Priority date | — |
| Expiry date | Jun 28, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2320/0693
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An optical adjustment method and an optical adjustment device for a display panel, and a display device are provided. The optical adjustment method includes: displaying N groups of testing images sequentially on the display panel, each group of testing images including M images distributed at different display regions of the display panel, each image corresponding to one to-be-adjusted reference color, N being an integer greater than or equal to 1, M being an integer greater than or equal to 1; and when each group of testing images are displayed on the display panel, detecting, by an optical detection unit, optical parameters of the M images in the group of testing images simultaneously, and performing optical adjustment on the display panel in accordance with the optical parameters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.