US 11,942,051 B2
Display panel, control method thereof and storage medium
Fengcheng Xu, Guangdong (CN); and Jinfeng Liu, Guangdong (CN)
Assigned to HUIZHOU CHINA STAR OPTOELECTRONICS DISPLAY CO., LTD., Guangdong (CN); and TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD., Guangdong (CN)
Appl. No. 17/424,552
Filed by HUIZHOU CHINA STAR OPTOELECTRONICS DISPLAY CO., LTD., Guangdong (CN); and TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD., Guangdong (CN)
PCT Filed Apr. 30, 2021, PCT No. PCT/CN2021/091668
§ 371(c)(1), (2) Date Jul. 21, 2021,
PCT Pub. No. WO2022/217670, PCT Pub. Date Oct. 20, 2022.
Prior Publication US 2022/0392416 A1, Dec. 8, 2022
Int. Cl. G09G 3/36 (2006.01)
CPC G09G 3/36 (2013.01) [G09G 2300/0842 (2013.01); G09G 2320/0233 (2013.01); G09G 2320/0247 (2013.01); G09G 2320/0626 (2013.01); G09G 2360/16 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A control method of display panel, comprising steps of:
acquiring a first actual brightness parameter and a first reference brightness parameter at a first position in a display panel;
determining whether an absolute value of a difference value between the first reference brightness parameter and the first actual brightness parameter is less than a first threshold;
determining a first compensated brightness parameter at the first position in the display panel according to the difference value between the first reference brightness parameter and the first actual brightness parameter when the absolute value of the difference value between the first reference brightness parameter and the first actual brightness parameter is greater than the first threshold;
determining a first target brightness parameter at the first position in the display panel according to the first compensated brightness parameter and a first preset brightness parameter at the first position in the display panel,
wherein after the step of determining the first compensated brightness parameter at the first position in the display panel according to the difference value between the first reference brightness parameter and the first actual brightness parameter, the control method further comprises steps of:
acquiring a position difference parameter between a second position and the first position in the display panel; and
determining a second compensated brightness parameter at the second position in the display panel according to the position difference parameter and the first compensated brightness parameter.
 
12. A display panel, comprising a controller and a memory, wherein the controller is used to execute instructions stored in the memory to implement a method comprising steps of:
acquiring a first actual brightness parameter and a first reference brightness parameter at a first position in a display panel;
determining whether an absolute value of a difference value between the first reference brightness parameter and the first actual brightness parameter is less than a first threshold;
determining a first compensated brightness parameter at the first position in the display panel according to the difference value between the first reference brightness parameter and the first actual brightness parameter when the absolute value of the difference value between the first reference brightness parameter and the first actual brightness parameter is greater than the first threshold;
determining a first target brightness parameter at the first position in the display panel according to the first compensated brightness parameter and a first preset brightness parameter at the first position in the display panel,
wherein after the step of determining the first compensated brightness parameter at the first position in the display panel according to the difference value between the first reference brightness parameter and the first actual brightness parameter, the control method further comprises steps of:
acquiring a position difference parameter between a second position and the first position in the display panel; and
determining a second compensated brightness parameter at the second position in the display panel according to the position difference parameter and the first compensated brightness parameter.
 
13. A storage medium, storing instructions, wherein the instructions are used for execution by a controller to implement a method comprising steps of:
acquiring a first actual brightness parameter and a first reference brightness parameter at a first position in a display panel;
determining whether an absolute value of a difference value between the first reference brightness parameter and the first actual brightness parameter is less than a first threshold;
determining a first compensated brightness parameter at the first position in the display panel according to the difference value between the first reference brightness parameter and the first actual brightness parameter when the absolute value of the difference value between the first reference brightness parameter and the first actual brightness parameter is greater than the first threshold;
determining a first target brightness parameter at the first position in the display panel according to the first compensated brightness parameter and a first preset brightness parameter at the first position in the display panel,
wherein after the step of determining the first compensated brightness parameter at the first position in the display panel according to the difference value between the first reference brightness parameter and the first actual brightness parameter, the control method further comprises steps of:
acquiring a position difference parameter between a second position and the first position in the display panel; and
determining a second compensated brightness parameter at the second position in the display panel according to the position difference parameter and the first compensated brightness parameter.