Title:
DISPLAY DEVICE AND CONTROL METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2020/177457
Kind Code:
A1
Abstract:
A display device (10) and a control method therefor. The display device (10) comprises multiple sub-pixels. The control method comprises: calculating a compensation data signal for each compensation sub-pixel according to the position of at least one dead sub-pixel in the display device, a data signal for the at least one dead sub-pixel in a current image frame, and the number of compensation sub-pixels in all sub-pixels which have the same emission color as each of the at least one dead sub-pixel and are adjacent thereto (S200), the compensation sub-pixel being configured to: when the current image frame is displayed, compensate for the loss of brightness of a dead sub-pixel adjacent to the compensation sub-pixel; calculating a total data signal for each compensation sub-pixel according to the data signal for the compensation sub-pixel in the current image frame and the calculated compensation data signal for the compensation sub-pixel; and when the current image frame is displayed, inputting the total data signals to the compensation sub-pixels (S400).
Inventors:
ZHOU XING (CN)
SHI GUANGDONG (CN)
LU KUN (CN)
SHI GUANGDONG (CN)
LU KUN (CN)
Application Number:
PCT/CN2019/128438
Publication Date:
September 10, 2020
Filing Date:
December 25, 2019
Export Citation:
Assignee:
BOE TECHNOLOGY GROUP CO LTD (CN)
BEIJING BOE DISPLAY TECH CO (CN)
BEIJING BOE DISPLAY TECH CO (CN)
International Classes:
G09G3/32
Foreign References:
| CN109686302A | 2019-04-26 | |||
| CN105528993A | 2016-04-27 | |||
| CN102595061A | 2012-07-18 | |||
| CN103595935A | 2014-02-19 | |||
| CN104752635A | 2015-07-01 | |||
| CN106898286A | 2017-06-27 | |||
| US6717648B2 | 2004-04-06 |
Attorney, Agent or Firm:
BEIJING ZBSD PATENT&TRADEMARK AGENT LTD. (CN)
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