公开(公告)号：US20170092176A1

公开(公告)日：2017-03-30

申请号：US15159141

申请日：2016-05-19

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ming LIU ,  Lintao ZHANG

IPC: G09G3/20

CPC classification number: G09G3/2003 ,  G09G3/20 ,  G09G2320/0626 ,  G09G2320/0686 ,  G09G2330/021 ,  G09G2360/16

Abstract: A driving method for a display panel, a driving circuit and a display device are disclosed. The driving method comprises; dividing input signals into M×N final signal groups according to positions of respective corresponding initial pixels in an input image; determining a reference brightness value of each final subarea according to the input signals; determining a brightness reduction function corresponding to the reference brightness value of the final subarea; adjusting a brightness value of each initial pixel in the final subarea according to the brightness reduction function corresponding to the final subarea, so as to adjust the brightness value of each initial pixel in each final subarea from an initial brightness value to a final brightness value; generating a voltage enabling display pixels of the display panel to display the obtained final brightness values; and inputting the obtained voltage to the display pixels of the display panel, respectively.

公开(公告)号：US20170039949A1

公开(公告)日：2017-02-09

申请号：US15095733

申请日：2016-04-11

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ming LIU ,  Lintao ZHANG

IPC: G09G3/3258

CPC classification number: G09G3/3258 ,  G09G3/3216 ,  G09G2310/08 ,  G09G2320/0233 ,  G09G2320/0285 ,  G09G2320/0626 ,  G09G2320/0646 ,  G09G2330/021 ,  G09G2360/16

Abstract: A driving voltage control method and apparatus, an array substrate, and a display device, wherein a plurality of predetermined areas (11a) are preset within a display area (11), and corresponding to any of the predetermined areas, the apparatus comprises an acquisition module (21) configured to acquire a luminance value of a pixel cell with the maximum luminance within the predetermined area (11a) in any frame, a search module (22) configured to search a preset table for a corresponding driving voltage value according to the luminance value acquired by the acquisition module and a control module (23) configured to control a driving voltage outputted to all the pixel cells within the predetermined area (11a) in a next frame according to the driving voltage value obtained by the search module. The driving voltage for the display device in any image can be reduced without affecting the display effect of the image.

Abstract translation: 一种驱动电压控制方法和装置，阵列基板和显示装置，其中在显示区域（11）内预设多个预定区域（11a），并且对应于任何预定区域，所述装置包括采集 模块（21），被配置为在任何帧中获取具有所述预定区域（11a）内的最大亮度的像素单元的亮度值;搜索模块（22），被配置为根据所述预定表格搜索相应的驱动电压值， 由所述获取模块获取的亮度值和控制模块（23），其被配置为根据由所述搜索模块获得的驱动电压值来控制在下一帧中输出到所述预定区域（11a）内的所有像素单元的驱动电压。 可以降低任何图像中的显示装置的驱动电压，而不影响图像的显示效果。