公开(公告)号：US20230260446A1

公开(公告)日：2023-08-17

申请号：US18140429

申请日：2023-04-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhenzhen LI ,  Kuo SUN ,  Lujiang HUANGFU ,  Shanshan BAI

IPC: G09G3/20 ,  G07F17/32 ,  G07F17/34

CPC classification number: G09G3/2074 ,  G07F17/3213 ,  G07F17/3218 ,  G07F17/3225 ,  G07F17/3244 ,  G07F17/3267 ,  G07F17/34 ,  G09G2300/0452 ,  G09G2320/0233

Abstract: A display substrate, a method for driving the same, a display device, and a fine metal mask are provided, and a display area of the display substrate includes a first display sub-area in which pixels are distributed at a high density, and a second display sub-area in which pixels are distributed at a low density.

公开(公告)号：US20220180794A1

公开(公告)日：2022-06-09

申请号：US17681782

申请日：2022-02-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhenzhen LI ,  Lujiang HUANGFU ,  Shanshan BAI ,  Kuo SUN

IPC: G09G3/20

Abstract: A display substrate, a method for driving the same, a display device, and a high-precision metal mask are provided. The display area includes a first display sub-area in which pixels are distributed at a high density (e.g., a high resolution), and a second display sub-area in which pixels are distributed at a low density (e.g., a low resolution), and a transition display sub-area, with a distribution density of pixels (a resolution) between the distribution density of pixels in the first display sub-area and a distribution density of pixels in the second display sub-area, is arranged between the first display sub-area and the second display sub-area.

公开(公告)号：US20220109033A1

公开(公告)日：2022-04-07

申请号：US17551341

申请日：2021-12-15

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Lujiang HUANGFU ,  Xiaodan JIN ,  Yinan LIANG ,  Zhenzhen LI ,  Wenjing TAN ,  Libin LIU ,  Qian YANG ,  Hongli WANG

IPC: H01L27/32 ,  G02F1/1343 ,  G09G3/20

Abstract: A display substrate including a first display area including a plurality of first sub-pixels, a plurality of second sub-pixels and a plurality of third sub-pixels, wherein the display substrate includes a plurality of first pixel groups each of which includes two third sub-pixels, one first sub-pixel and one second sub-pixel, the two third sub-pixels are arranged adjacent to each other along a first direction, the one first sub-pixel and the one second sub-pixel are adjacent to at least one of the two third sub-pixels, located on both sides of a straight line passing centers of the two third sub-pixels, and arranged along a second direction different from the first direction; a size of the first sub-pixel and the second sub-pixel in the second direction is smaller than a size of the first sub-pixel and the second sub-pixel in the first direction, respectively.

公开(公告)号：US20210005128A1

公开(公告)日：2021-01-07

申请号：US16915114

申请日：2020-06-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhenzhen LI ,  Hui ZHAO ,  Wenjing TAN

IPC: G09G3/20 ,  G09G3/3225

Abstract: The present disclosure provides an image processing method and device, and a display device. The image processing method comprises: acquiring an image brightness information; obtaining a gray scale compensation parameter of at least two band points of each first sub-image area according to brightness information and reference brightness of the at least two band points comprised in the brightness information of each first sub-image area of the image brightness information; obtaining the gray scale compensation information of each first sub-image area according to the gray scale compensation parameters of the at least two band points; and compensating the gray scale of the image according to the gray scale information of the M of first sub-image areas.

公开(公告)号：US20200279536A1

公开(公告)日：2020-09-03

申请号：US16759830

申请日：2019-10-09

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhenzhen LI ,  Hui ZHAO

IPC: G09G3/36 ,  G09G3/20 ,  G09G3/3208

Abstract: The disclosure provides a display panel and a display method, the display panel includes multiple pixel arrangement units including a first pixel arrangement unit and a second pixel arrangement unit, at least a portion of the sub-pixel regions of the first pixel arrangement unit are vacant sub-pixel regions, each sub-pixel regions of the second pixel arrangement unit has one sub-pixel, the display method includes: generating an original image composed of multiple virtual pixels, adjacent virtual sub-pixels in any two adjacent virtual pixels correspond to a single sub-pixel region; controlling color original components of the virtual pixels corresponding to the vacant sub-pixel regions to be 0, acquiring color original components of the virtual sub-pixels in remaining virtual pixels; calculating a display component of each sub-pixel according to the corresponding color original component of in at least one virtual pixel corresponding there to.

公开(公告)号：US20220059011A1

公开(公告)日：2022-02-24

申请号：US16615996

申请日：2019-03-20

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhenzhen LI ,  Kuo SUN ,  Lujiang HUANGFU ,  Shanshan BAI

IPC: G09G3/20

Abstract: Disclosed are a display substrate, a method for driving the same, a display device, and a fine metal mask, and a display area of the display substrate includes a first display sub-area in which pixels are distributed at a high density, and a second display sub-area in which pixels are distributed at a low density.

公开(公告)号：US20200286426A1

公开(公告)日：2020-09-10

申请号：US16518350

申请日：2019-07-22

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhenzhen LI ,  Libin LIU ,  Li WANG

IPC: G09G3/3233 ,  H01L27/32

Abstract: A display panel and a driving method thereof, a display device. The display panel includes a common cathode, a first power terminal, a first wire and a first switch. The driving method includes: obtaining a total image current of a display image; and determining whether the total image current is greater than a first threshold current, if the total image current is greater than the first threshold current, controlling the first switch to disconnect the first wire, if the total image current is not greater than the first threshold current, controlling the first switch to connect the first wire, so that the second side of the common cathode is connected to the first power terminal through the first wire.

公开(公告)号：US20200234634A1

公开(公告)日：2020-07-23

申请号：US16652586

申请日：2019-05-08

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhenzhen LI

IPC: G09G3/3208

Abstract: A display panel, a driving method thereof, and a display device. The display method includes: upon displaying each frame, determining an initial gray scale value corresponding to each sub-pixel according to image data corresponding to the frame; controlling display brightness of the sub-pixels in the second display region and the third display region according to the initial gray scale values corresponding to the sub-pixels, and reducing a display brightness difference between the sub-pixels in the second display region and the sub-pixels in the third display region so as to enhance the brightness uniformity of the regions of a display panel.