公开(公告)号：US20210356761A1

公开(公告)日：2021-11-18

申请号：US16332114

申请日：2018-08-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhongxiao Li ,  Xue Dong ,  Xiaochuan Chen ,  Wenqing Zhao ,  Jinye Zhu ,  Chenyu Chen

IPC: G02B30/33 ,  G02F1/1335

Abstract: The present disclosure is related to a display panel. The display panel may include a plurality of pixel units. Each of the plurality of pixel units may include a first pixel unit or a second pixel unit. The first pixel unit may include a first light adjusting structure configured to adjust an angle of light that transmits through the first light adjusting structure. The second pixel unit may include a second light adjusting structure configured to adjust an angle of light that transmits through the second light adjusting structure. A plurality of first pixel units may be configured to display a left-eye image. A plurality of second pixel units may be configured to display a right-eye image.

公开(公告)号：US20210349359A1

公开(公告)日：2021-11-11

申请号：US17218305

申请日：2021-03-31

Applicant: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Wenqing Zhao ,  Qian Wang ,  Haiyan Wang ,  Weili Zhao

IPC: G02F1/1343 ,  G02F1/1337 ,  G02F1/1333 ,  G02F1/133

Abstract: A liquid crystal lens includes a first substrate and a second substrate opposite to each other, and a liquid crystal layer disposed between the first substrate and the second substrate. The first substrate includes a first base substrate, a plurality of first electrodes, and a first alignment layer, wherein two adjacent first electrodes of the plurality of first electrodes are insulated from each other, an orthographic projection of each of the plurality of first electrodes on a first surface is an axisymmetric pattern and a centrosymmetric pattern, and center points of the orthographic projections of the plurality of first electrodes on the first surface are in coincidence with each other. The second substrate includes a second base substrate, a plurality of second electrodes, and a second alignment layer, wherein an orientation of the first alignment layer and an orientation of the second alignment layer are perpendicular to each other.

公开(公告)号：US11106074B2

公开(公告)日：2021-08-31

申请号：US16645515

申请日：2019-08-08

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jifeng Tan ,  Wei Wang ,  Wenqing Zhao ,  Xiandong Meng ,  Xianqin Meng ,  Fangzhou Wang ,  Jian Gao ,  Pengxia Liang ,  Xiaochuan Chen

IPC: G02F1/1335 ,  F21V8/00 ,  G02F1/13357 ,  G02F1/1343

Abstract: The present disclosure provides a display panel and a display device. The display panel includes a base substrate and light-shielding strips. The base substrate includes light-shielding regions and light-transmitting regions. The display panel further includes a backlight module including a light guide plate and light extraction gratings. The display panel further includes a first electrode layer, a second electrode layer, and a liquid crystal layer. The first and second electrode layers are configured to, in response to a control signal, control the liquid crystal layer to forms a plurality of liquid crystal grating periods. The liquid crystal within each of the plurality of liquid crystal grating periods includes a plurality of segments with different refractive indices, and the refractive indices of the plurality of segments progressively increase in a direction perpendicular to an extending direction of the first electrodes in the first electrode layer.

公开(公告)号：US11092828B2

公开(公告)日：2021-08-17

申请号：US16072948

申请日：2017-11-24

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhongxiao Li ,  Xiaochuan Chen ,  Wenqing Zhao ,  Ming Yang

IPC: G02F1/13 ,  G02F1/1335 ,  G02F1/1347 ,  G02F1/137 ,  G02F1/1343

Abstract: Provided are an anti-peep display, a liquid crystal display device and an anti-peep component, the anti-peep display includes a backlight source, a liquid crystal display screen, and a grating layer and a black matrix layer which are arranged between the liquid crystal layer and the backlight source; the grating layer includes a grating layer controllable light-blocking area and a grating layer light-transmitting area that are alternately arranged; the black matrix layer includes a black matrix layer light-blocking area and a black matrix layer light-transmitting area that are alternately arranged; the grating layer light-transmitting area and the black matrix layer light-transmitting area are in one-to-one correspondence, and the grating layer light-transmitting area is aligned with the black matrix layer light-transmitting area corresponding to the grating layer light-transmitting area in a direction perpendicular to the liquid crystal layer.

公开(公告)号：US20210223611A1

公开(公告)日：2021-07-22

申请号：US16649387

申请日：2019-09-11

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhongxiao Li ,  Xue Dong ,  Xiaochuan Chen ,  Wenqing Zhao

IPC: G02F1/1335 ,  G02F1/1343 ,  G09G3/36

Abstract: A display panel, a driving method thereof, and a display device are provided. The display panel includes: a filter layer including a light shielding region and a light transmitting region in each sub-pixel region, the light transmitting region in each of the sub-pixel regions surrounding the light shielding region; a light extracting layer including a light extracting element in each of the sub-pixel regions, the light extracting element being configured to provide light rays propagating toward the light shielding region of the sub-pixel region where the light extracting element is; and a light transmitting layer configured to provide sub-pixel regions at a bright state gratings distributed in a first plane and a second plane, so that the light rays provided by the light extracting element are diverged in the first plane and the second plane.

公开(公告)号：US20210173240A1

公开(公告)日：2021-06-10

申请号：US16072948

申请日：2017-11-24

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhongxiao Li ,  Xiaochuan Chen ,  Wenqing Zhao ,  Ming Yang

IPC: G02F1/13 ,  G02F1/1335 ,  G02F1/137 ,  G02F1/1343 ,  G02F1/1347

Abstract: Provided are an anti-peep display, a liquid crystal display device and an anti-peep component, the anti-peep display includes a backlight source, a liquid crystal display screen, and a grating layer and a black matrix layer which are arranged between the liquid crystal layer and the backlight source; the grating layer includes a grating layer controllable light-blocking area and a grating layer light-transmitting area that are alternately arranged; the black matrix layer includes a black matrix layer light-blocking area and a black matrix layer light-transmitting area that are alternately arranged; the grating layer light-transmitting area and the black matrix layer light-transmitting area are in one-to-one correspondence, and the grating layer light-transmitting area is aligned with the black matrix layer light-transmitting area corresponding to the grating layer light-transmitting area in a direction perpendicular to the liquid crystal layer.

公开(公告)号：US11024688B2

公开(公告)日：2021-06-01

申请号：US16579936

申请日：2019-09-24

Applicant: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pengcheng Lu ,  Xue Dong ,  Xiaochuan Chen ,  Wenqing Zhao ,  Lei Wang ,  Ming Yang ,  Qian Wang ,  Rui Xu ,  Jian Gao ,  Xiaochen Niu ,  Haisheng Wang ,  Shengji Yang ,  Changfeng Li

IPC: H01L27/32 ,  G09G3/20 ,  G09G3/3225 ,  G09G3/36

Abstract: A pixel structure is disclosed. The pixel structure includes a plurality of sub-pixel groups arranged in an array, wherein each sub-pixel group is constituted by 6 sub-pixels of different colors arranged in two rows and three columns respectively. In each row of the sub-pixels, a square pixel unit is constituted by at most two adjacent sub-pixels. The present application further discloses a display panel and a driving method of said pixel structure.

公开(公告)号：US10969617B2

公开(公告)日：2021-04-06

申请号：US16029295

申请日：2018-07-06

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhongxiao Li ,  Wenqing Zhao

IPC: G09G3/36 ,  G02F1/1335

Abstract: A display panel, a display device and a display method are provided. The display panel includes: first pixels configured to display a first image; second pixels configured to display a second image. The display panel further includes light-shielding patterns configured to shield part of light beams emitted by the second pixels.

公开(公告)号：US10955684B2

公开(公告)日：2021-03-23

申请号：US16339063

申请日：2018-09-07

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ming Yang ,  Xiaochuan Chen ,  Wenqing Zhao ,  Chenyu Chen ,  Jinye Zhu

IPC: G02B30/40 ,  G02F1/29 ,  G06F3/01

Abstract: A grating driving circuit, including: a grating including a plurality of grating elements, each having an on/off state controlled by a grating driving signal; a viewpoint tracker for determining a viewing distance of a viewer; a plurality of grating control electrodes with each configured to control the on/off state of a corresponding grating element in the grating according to a grating driving signal; a grating driving signal generator for generating a plurality of sets of grating driving signals with each set corresponding to a viewing distance and including a plurality of grating driving signals; and a grating driving controller for determining a set of grating driving signals corresponding to the viewing distance, and forming grating periods corresponding to the viewing distance, each grating period including a plurality of grating control electrodes that correspond to the plurality of grating driving signals in a one-to-one relationship.

公开(公告)号：US10824030B2

公开(公告)日：2020-11-03

申请号：US16118323

申请日：2018-08-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Haiyan Wang ,  Wenqing Zhao ,  Weili Zhao

IPC: G02F1/1343 ,  G02F1/133 ,  G02F1/1335 ,  G02F1/13357 ,  G02F1/29

Abstract: The present disclosure relates to a grayscale control structure, including a first substrate, a light extraction layer, an electrode layer, a liquid crystal layer, a filter layer and a second substrate which are sequentially stacked. The electrode layer is provided with a plurality of strip-shaped electrodes arranged in parallel to form lens units in the liquid crystal layer. The filter layer includes light exit strips and a black matrix arranged in parallel, and the light exit strips are disposed opposite to the lens units. Light extraction gratings are disposed in the light extraction layer, the light extraction gratings are disposed opposite to the light exit strips, and a projection of individual one of the light exit strips on the light extraction layer covers a corresponding one of the light extraction gratings.