公开(公告)号：US11087666B2

公开(公告)日：2021-08-10

申请号：US16825529

申请日：2020-03-20

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Song Yang ,  Yanliu Sun ,  Xue Dong ,  Ming Zhu ,  Ge Shi ,  Shiyu Zhang ,  Yujie Liu ,  Yuyao Wang ,  Jiahui Han ,  Zheng Fang

IPC: G09G3/20 ,  G02B30/22

Abstract: The present disclosure provides a 3D display substrate including: a plurality of sub-pixels of different colors, a driver and a plurality of plano-convex lenses located at a light-emitting side of the plurality of sub-pixels. The plurality of sub-pixels are corresponding to the plurality of plano-convex lenses in a one-to-one manner. A light-emitting surface of each of the plurality of sub-pixels is located in a focal plane of the corresponding plano-convex lens. Each of the plurality of sub-pixels includes a plurality of sub-pixel sub-portions arranged in an array. The driver is configured to drive the plurality of sub-pixel sub-portions in the same sub-pixel to display images of different grayscales to form a 3D display image.

公开(公告)号：US20210232002A1

公开(公告)日：2021-07-29

申请号：US16764209

申请日：2019-12-11

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Song Yang ,  Ming Zhu ,  Shiyu Zhang ,  Zheng Fang ,  Haijun Niu ,  Ge Shi ,  Yujie Liu ,  Jiahui Han ,  Yuyao Wang

IPC: G02F1/1335 ,  G02F1/13363 ,  G02B5/26

Abstract: The present disclosure relates to a display panel, a display device, a reflective filter and a control method thereof. The reflective filter includes: a substrate; a first dielectric layer having a first refractive index, and located on one side of the substrate; a periodic array structure located on one side of the first dielectric layer away from the substrate and in direct contact with the first dielectric layer, wherein the periodic array structure includes a plurality of solid material patterns spaced apart by gaps; and a second dielectric layer covering the periodic array structure and filling the gaps, wherein a material of the second dielectric layer is a variable refractive index material; wherein the first refractive index of the first dielectric layer is lower than an equivalent refractive index nneff of the periodic array structure with the gaps filled with the variable refractive index material.

公开(公告)号：US11003014B2

公开(公告)日：2021-05-11

申请号：US16599491

申请日：2019-10-11

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zheng Fang ,  Ge Shi ,  Ming Zhu ,  Haijun Niu ,  Shiyu Zhang ,  Song Yang ,  Yujie Liu ,  Jiahui Han ,  Yuyao Wang

IPC: G02F1/1335 ,  G02F1/13357

Abstract: Disclosed are a display substrate and a method for manufacturing the same, a display panel and a display device. The display panel includes a carrier substrate; an adhesive layer, a color resist layer, a first flat layer and a metal wire grid layer that are distributed in a direction distal from the carrier substrate; and a light shielding pattern disposed between the adhesive layer and the first flat layer. A surface of the light shielding pattern proximal to the metal wire grid layer is in the same plane as a surface of the color resist layer proximal to the metal wire grid layer. The present disclosure contributes to increasing the yield of the metal wire grid layer and improving the display effect of the display panel.

公开(公告)号：US20210036078A1

公开(公告)日：2021-02-04

申请号：US16821125

申请日：2020-03-17

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yanliu Sun ,  Ming Zhu ,  Ge Shi ,  Haijun Niu ,  Yuyao Wang ,  Shiyu Zhang ,  Song Yang ,  Zheng Fang ,  Jiahui Han ,  Yujie Liu ,  Hao Zhang

IPC: H01L27/32

Abstract: A display panel and a display device are provided, and the display panel includes a substrate and a pixel layer disposed on the substrate. The pixel layer includes a plurality of pixel units arranged in an array. The display panel includes a main light-transmitting region surrounded by the plurality of pixel units, and an orthographic projection of the main light-transmitting region on the substrate is not overlapped with orthographic projections of the plurality of pixel units on the substrate, so that external light is allowed to pass through the main light-transmitting region of the display panel, and then is received by an image acquisition device disposed on a side of the display panel.

公开(公告)号：US20200183179A1

公开(公告)日：2020-06-11

申请号：US16737533

申请日：2020-01-08

Applicant: BOE Technology Group Co., Ltd.

Inventor： Haiyan Wang ,  Hui Li ,  Yunyun Tian ,  Zheng Fang ,  Hyun-Sic Choi

IPC: G02B30/27 ,  G02F1/137 ,  G02F1/1343 ,  G02F1/1333

Abstract: The present disclosure provides a liquid crystal lens and a display apparatus. The liquid crystal lens includes a first substrate and a second substrate arranged to be opposite to each other, a common electrode being provided on the second substrate; a liquid crystal layer interposed between the first and second substrates and including liquid crystal molecules; liquid crystal lens units, each of which includes a first group of strip-shaped electrodes and a second group of strip-shaped electrodes parallel to each other and spaced apart thereon, upon applying a voltage among the first and second groups, and the common electrode, a planoconvex lens is formed within the liquid crystal molecules between them, wherein each of the first and second groups includes layers of sub-electrodes insulated from each other, the sub-electrodes of the first and second groups are applied with a voltage, so as to adjust symmetry of the planoconvex lens.

公开(公告)号：US20200073167A1

公开(公告)日：2020-03-05

申请号：US16560867

申请日：2019-09-04

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ge Shi ,  Shiyu Zhang ,  Mlng Zhu ,  Haijun Niu ,  Yujie Liu ,  Zheng Fang ,  Yuyao Wang ,  Xiaochuan Chen

IPC: G02F1/1333 ,  G02F1/1335

Abstract: A display substrate, a method for manufacturing the same, and a display device are provided. The display substrate includes a base substrate, a black matrix pattern on the base substrate, display units respectively in regions defined by the black matrix pattern, and a light-reflecting wall between at least two adjacent display units, where at least one of the at least two adjacent display units is a quantum dot display unit, and a reflectance of the light-reflecting wall to light in a first wavelength range is greater than a preset threshold.

公开(公告)号：US20190235312A1

公开(公告)日：2019-08-01

申请号：US16145479

申请日：2018-09-28

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zheng Fang ,  Yunsik Im

IPC: G02F1/1335 ,  G02F1/1343

CPC classification number: G02F1/133526 ,  G02F1/134309

Abstract: A liquid crystal lens, a manufacturing method thereof, and a display device are provided. The liquid crystal lens includes a first substrate and a second substrate, the first substrate and the second substrate are opposite. A plurality of lens units are provided between the first substrate and the second substrate, the plurality of lens units are arranged in a matrix, and each of the plurality of lens units has a semispherical structure under the effect of an externally applied voltage and is used to control an angle of light perpendicular to the first substrate to enable the light perpendicular to the first substrate deflected towards a plurality of directions parallel to the first substrate. The liquid crystal lens raises the light utilization ratio and the display effect of the display device.

公开(公告)号：US10269319B2

公开(公告)日：2019-04-23

申请号：US15571623

申请日：2017-06-22

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yoonsung Um ,  Zheng Fang ,  Chengte Lai ,  Yunsik Im ,  Yankai Gao

IPC: G09G3/36

Abstract: A display device and a driving method thereof are provided. The driving method includes supplying a first voltage Vp1 to a sub-pixel of the display device through data lines in a first stage of a control period for displaying an image. A time for displaying the image includes a plurality of control periods, and the control period includes the first stage and at least a second stage following the first stage. The driving method also includes supplying a second voltage Vp2 to the sub-pixel through the data lines in the second stage. A gate scanning frequency of the first stage is F1 and a gate scanning frequency of the second stage is F2. When the first stage ends, the sub-pixel has a pixel voltage Vp3, F1 |Vp3|.

公开(公告)号：US09916800B2

公开(公告)日：2018-03-13

申请号：US14571539

申请日：2014-12-16

Applicant: Boe Technology Group Co., Ltd.

Inventor： Yunyun Tian ,  Hyunsic Choi ,  Zheng Fang

IPC: G09G3/36

CPC classification number: G09G3/3648 ,  G09G3/3696 ,  G09G2300/0447 ,  G09G2320/0233 ,  G09G2320/0276 ,  G09G2320/029 ,  G09G2320/0693 ,  G09G2330/08

Abstract: The embodiment of the invention provides a method and an apparatus for calibrating a liquid crystal display device. The liquid crystal display device comprises a pixel array, each pixel of the pixel array comprises electrodes in inclined arrangement, wherein an inclined orientation of the electrodes in pixels of odd rows is different with an inclined orientation of the electrodes in pixels of even rows; the method comprises: measuring brightness of the pixels of odd rows in a plurality of gray scales and brightness of the pixels of even rows in the plurality of gray scales respectively in a predetermined direction; and adjusting data line voltages of the pixels of odd rows and/or data line voltages of the pixels of even rows, such that in the predetermined direction, in each one of the plurality of gray scales, brightness of the pixels of odd rows is equal to brightness of the pixels of even rows.

公开(公告)号：US09696582B2

公开(公告)日：2017-07-04

申请号：US14418750

申请日：2014-03-31

Applicant: BOE Technology Group Co., Ltd.

Inventor： Hyun Sic Choi ,  Hui Li ,  Zheng Fang ,  Haiyan Wang ,  Yunyun Tian

IPC: G02F1/1335 ,  G02F1/1368 ,  H01L27/12 ,  G02F1/1333 ,  G02F1/1362 ,  G02F1/1343

CPC classification number: G02F1/133555 ,  G02F1/133345 ,  G02F1/133514 ,  G02F1/133553 ,  G02F1/13439 ,  G02F1/136227 ,  G02F1/1368 ,  G02F2001/134318 ,  G02F2001/134372 ,  H01L27/12 ,  H01L27/1214 ,  H01L27/1259

Abstract: The present invention provides an array substrate, a method for manufacturing the same, and a liquid crystal display panel. The array substrate includes a plurality of pixel units arranged in an array, each pixel unit comprising a reflection region and a transmission region, and for any pixel unit, the array substrate comprising a substrate; a thin film transistor provided on the substrate; and a reflection electrode and a first transparent electrode which are electrically connected with each other, the reflection electrode being located in the reflection region, and the first transparent electrode being located in the transmission region, wherein a first transparent insulation layer is provided between the reflection electrode and the first transparent electrode, and the reflection electrode is on a side of the first transparent insulation layer which is closer to the substrate.