| 发明名称 | Apparatus and method for improving display device and uneven display brightness | ||
| 摘要 | The present invention relates to the field of display technology, and in particular to an apparatus and a method for improving uneven display brightness, and a display device. The apparatus for improving uneven display rightness includes: a division module configured to divide a display region into a plurality of segmented regions in a scanning line direction; a collection module configured to collect display brightness of the respective segmented regions; a comparison module configured to set reference brightness in a current grayscale according to the collected display brightness of the respective segmented regions; and an adjustment module configured to adjust the display brightness in the current grayscale of each segmented region according to the reference brightness in the current grayscale and the display brightness of each segmented region, so as to reduce the differences in the display brightness in the current grayscale among the respective segmented regions. | ||
| 申请公布号 | US9536498(B2) | 申请公布日期 | 2017.01.03 |
| 申请号 | US201414405374 | 申请日期 | 2014.04.25 |
| 申请人 | BOE TECHNOLOGY GROUP CO., LTD.;BEIJING BOE DISPLAY TECHNOLOGY CO., LTD. | 发明人 | Wu Xingji;Xie Yu;Xu Yizhen |
| 分类号 | G09G5/10;G09G5/00;G09G3/20;G09G3/36 | 主分类号 | G09G5/10 |
| 代理机构 | BakerHostetler LLP | 代理人 | BakerHostetler LLP |
| 主权项 | 1. An apparatus for improving uneven display brightness, comprising: a division circuit configured to divide a display region into a plurality of segmented regions in a scanning line extension direction; a collection circuit configured to collect display brightness of the respective segmented regions; a comparison circuit configured to set reference brightness in a current grayscale according to the collected display brightness of the respective segmented regions; and an adjustment circuit configured to adjust the display brightness of each segmented region in the current grayscale respectively according to the reference brightness in the current grayscale and the display brightness of each segmented region, wherein the display region is provided with a plurality of pixel units arranged in a matrix form, the division circuit transversely divides the pixel units in every m columns into one segmented region in the scanning line extension direction, with m being an integer greater than 0. | ||
| 地址 | CN | ||