公开(公告)号：US11137637B2

公开(公告)日：2021-10-05

申请号：US16882932

申请日：2020-05-26

Applicant: BOE Technology Group Co., Ltd.

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

IPC: G02F1/1335 ,  G02F1/13357 ,  G02F1/1343 ,  G02F1/29 ,  G02F1/1333

Abstract: A display device and a display method using the same are disclosed. The display device includes: a display panel including a first substrate, a second substrate and a liquid crystal prism arranged between the first substrate and the second substrate; and a backlight source configured to emit a light which is incident onto the second substrate at an oblique angle; wherein the liquid crystal prism is configured to adjust a deflection angle of the light emitted from the backlight source traveling between the first substrate and the second substrate such that the light emitted from the backlight source is totally-reflected at a light exit face of the display device or exits from the light exit face of the display device.

公开(公告)号：US11119349B2

公开(公告)日：2021-09-14

申请号：US15774959

申请日：2017-08-18

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhongxiao Li ,  Xue Dong ,  Xiaochuan Chen ,  Wenqing Zhao ,  Haiyan Wang ,  Chen-Yu Chen ,  Xiaochen Niu ,  Jinye Zhu

IPC: G02F1/1335 ,  G02F1/1362 ,  G02F1/1347 ,  G02F1/13357 ,  G02F1/13 ,  G02F1/1343 ,  G02F1/1334

Abstract: Embodiments of the present disclosure provide a display device. The display device includes: a display panel including a plurality of sub-pixels, each of the sub-pixels including at least one display unit, each display unit including a first electrode, a second electrode and a liquid crystal layer, the liquid crystal layer being configured to deflect collimated light rays incident onto the display panel by controlling electric signals applied to the first electrode and the second electrode; and an optical member configured to convert collimated light rays emitted from the liquid crystal layer into divergent light rays.

公开(公告)号：US10969634B2

公开(公告)日：2021-04-06

申请号：US16608413

申请日：2019-03-22

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Haiyan Wang

IPC: G02F1/1343 ,  G02F1/1335 ,  G02F1/1339 ,  G02F1/13357

Abstract: A liquid crystal display panel, a liquid crystal display device and a method of controlling a gray scale of a liquid crystal display device are provided. The display panel includes first and second substrates, and a liquid crystal layer between the first and second substrates, wherein the second substrate is at a light-emitting side of the liquid crystal layer. The display panel further includes a first transparent electrode and a second transparent electrode, which are between the first and second substrates and arranged at two sides of the liquid crystal layer respectively, wherein at least one of the transparent electrodes includes a plurality of sub-electrodes parallel to each other and each extending in a straight line. The display panel also includes a refraction layer between the crystal layer and the second substrate, the refraction layer having a refractive index less than a refractive index of the liquid crystal layer.

公开(公告)号：US10831053B2

公开(公告)日：2020-11-10

申请号：US15758698

申请日：2017-09-13

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Wenqing Zhao ,  Xue Dong ,  Xiaochuan Chen ,  Haiyan Wang ,  Chenyu Chen ,  Zhongxiao Li ,  Xiaochen Niu ,  Qian Wang ,  Jinye Zhu

IPC: G02F1/1335 ,  G02F1/13357 ,  G02F1/1337 ,  G02F1/1343

Abstract: This disclosure provides a display panel, including a first substrate, a second substrate, a liquid crystal layer between them, a first black matrix layer at a side of the first substrate facing the second substrate, a second black matrix layer at a side of the second substrate facing the first substrate, and an electrode layer at a side of at least one of the first substrate and the second substrate facing the liquid crystal layer. Each pixel unit includes at least one pixel portion. A region of the first black matrix layer corresponding to the pixel portion includes a light shielding portion and a light transmission portion, a region of the second black matrix layer corresponding to the light shielding portion is provided with a light through hole, an orthogonal projection of the light shielding portion on the second black matrix layer covers the light through hole.

公开(公告)号：US10728530B2

公开(公告)日：2020-07-28

申请号：US15919347

申请日：2018-03-13

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Qian Wang ,  Xiaochuan Chen ,  Wenqing Zhao ,  Chen Yu Chen ,  Jinye Zhu ,  Zhongxiao Li ,  Haiyan Wang

IPC: H04N13/31 ,  H04N13/32 ,  H04N13/398 ,  G02B30/26 ,  G02B30/27

Abstract: The present disclosure provides a three-dimensional display device and a display method thereof. The three-dimensional display device includes a display panel including a plurality of first display units and a plurality of second display units; a plurality of light emitting unit groups disposed on one side of the display panel, wherein each of the light emitting unit groups includes a plurality of first light emitting units respectively corresponding to the first display units, and a plurality of second light emitting units respectively corresponding to the second display units; and a control unit configured to control the first light emitting units and the second light emitting units in a light emitting unit group corresponding to a target position to emit lights so that the first light emitting units and the second light emitting units emit lights along a direction pointed to the target position.

公开(公告)号：US10663798B2

公开(公告)日：2020-05-26

申请号：US16008853

申请日：2018-06-14

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Haiyan Wang

IPC: G02F1/13357 ,  G02F1/29 ,  G02F1/1337 ,  G02F1/1335

Abstract: The current disclosure relates to a liquid crystal display (LCD) panel including but not limited to, a first substrate and a second substrate which are opposite to each other to form a cell, and liquid crystal molecules and a reflective prism disposed between the first and second substrates. The first substrate and/or the second substrate is provided thereon with a control electrode configured to generate an electric field to control the liquid crystal molecules to form a liquid crystal prism. The first substrate is further provided thereon with a first light-blocking layer which has an orthogonal projection on the first substrate staggered with an orthogonal projection of the reflective prism on the first substrate.

公开(公告)号：US10571733B2

公开(公告)日：2020-02-25

申请号：US15767638

申请日：2017-07-31

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhongxiao Li ,  Xue Dong ,  Xiaochuan Chen ,  Wenqing Zhao ,  Haiyan Wang ,  Chen Yu Chen ,  Xiaochen Niu ,  Jinye Zhu

IPC: G02F1/1335 ,  G02F1/1343

Abstract: Embodiments of the present disclosure provide a display panel and a display device. The display panel includes a plurality of sub-pixels each comprising a display unit. The display unit includes a first electrode, a second electrode and a liquid crystal layer. A first black matrix pattern is disposed at a side of the liquid crystal layer facing the first electrode and a second black matrix pattern is disposed at a side of the liquid crystal layer facing the second electrode, the second black matrix pattern having an opening therein, the first black matrix pattern being disposed at a position corresponding to the opening.

公开(公告)号：US10564488B2

公开(公告)日：2020-02-18

申请号：US15760883

申请日：2017-09-08

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Haiyan Wang ,  Xue Dong ,  Wenqing Zhao ,  Zhongxiao Li ,  Chenyu Chen ,  Xiaochen Niu ,  Qian Wang ,  Jinye Zhu

IPC: G02F1/1343 ,  G02F1/1335 ,  G02F1/139

Abstract: Embodiment of the disclosure provide a display panel, a display device and a control method thereof, which belong to the field of display technology. The display panel comprises: a first base substrate and a second base substrate that are provided opposite to each other; and a plurality of pixel units formed between the first base substrate and the second base substrate. The pixel unit of the plurality of pixel units comprises: a liquid crystal adjustment unit; and a first light-shielding region and a first light-transmitting region at the first side of the liquid crystal adjustment unit. The liquid crystal adjustment unit comprises an adjustment electrode and a liquid crystal layer. The adjustment electrode is configured to control the deflection of the liquid crystals in the liquid crystal layer such that the light from the second side of the liquid crystal adjustment unit is transmitted to at least one of the first light-shielding region and the first light-transmitting region.

公开(公告)号：US20190278152A1

公开(公告)日：2019-09-12

申请号：US16119675

申请日：2018-08-31

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Haiyan Wang

IPC: G02F1/29

Abstract: A display panel, a method for adjusting a grayscale of the display panel, and a display device are disclosed. The display panel includes: a first substrate and a second substrate opposite thereto, and a liquid crystal layer therebetween. At least a first electrode assembly is provided on a surface of the first substrate facing towards the liquid crystal layer, and is configured to drive liquid crystal molecules in a first region of the liquid crystal layer abutting against the first electrode assembly to deflect to form a first lens having a first refractive-index distribution, and at least a second electrode assembly is provided on a surface of the second substrate facing towards the liquid crystal layer, and configured to drive liquid crystal molecules in a second region of the liquid crystal layer abutting against the second electrode assembly to deflect to form a second lens having a second refractive-index distribution.

公开(公告)号：US10197880B2

公开(公告)日：2019-02-05

申请号：US15569784

申请日：2017-04-17

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Qian Wang ,  Xiaochuan Chen ,  Wenqing Zhao ,  Yafeng Yang ,  Jian Gao ,  Wei Wang ,  Jifeng Tan ,  Xiaochen Niu ,  Haiyan Wang

IPC: G02F1/133 ,  G02F1/137 ,  G02F1/29 ,  C09K19/02 ,  G02F1/13363

Abstract: A liquid crystal lens, a display device and a driving method of the display device are disclosed. The liquid crystal lens includes a first substrate, a second substrate, and a driving electrode layer and blue phase liquid crystals disposed between the first substrate and the second substrate; the driving electrode layer includes driving electrodes, each driving electrode includes at least two electrode pairs, the electrode pair includes two sub-electrodes which are disposed opposite to each other and can be applied with a voltage separately, and all the sub-electrodes in the same driving electrode are insulated from each other; the sub-electrodes of different electrode pairs in the same driving electrode are unparallel to each other; and the blue phase liquid crystals at different positions have deformations of different degrees in electrical fields with different intensities generated by the different sub-electrodes.