公开(公告)号：US09116399B2

公开(公告)日：2015-08-25

申请号：US13985162

申请日：2012-10-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Hui Li ,  Hyun Sic Choi ,  Yoon Sung Um ,  Zhiqiang Xu

IPC: G02F1/1335 ,  G02F1/1343 ,  G02B3/00 ,  G02B5/04 ,  G02F1/137

CPC classification number: G02F1/134309 ,  G02B3/005 ,  G02B5/045 ,  G02F1/133504 ,  G02F1/133528 ,  G02F1/133553 ,  G02F1/1336 ,  G02F1/133621 ,  G02F2001/133567 ,  G02F2001/13793

Abstract: A blue-phase liquid crystal panel is described which includes a first substrate, a second substrate, a blue-phase liquid crystal layer between the first substrate and the second substrate; a first electrode located on one surface of the first substrate, a first substrate coupling film located on another surface of the first substrate; a second electrode located on one surface of the second substrate; the first electrode and the second electrode forming a vertical electric field; the first substrate coupling film converting the direct front light of the backlight module into slant front light having a predetermined angle with the perpendicular electric field direction. By generating a vertical electric field, the liquid crystal panel enhances the electric field strength and uniformity of the blue-phase liquid crystal layer, and by changing the angle of light of the backlight source entering the liquid crystal cell, subjecting the incident light to phase retard, thus lowering the operating voltages of the blue-phase liquid crystal panel.

Abstract translation: 描述了一种蓝相液晶面板，其包括第一基板，第二基板，第一基板和第二基板之间的蓝相液晶层; 位于所述第一基板的一个表面上的第一电极，位于所述第一基板的另一表面上的第一基板耦合膜; 位于所述第二基板的一个表面上的第二电极; 所述第一电极和所述第二电极形成垂直电场; 第一基板耦合膜将背光模块的直接前光转换成与垂直电场方向具有预定角度的倾斜前光。 通过产生垂直电场，液晶面板提高蓝相液晶层的电场强度和均匀性，并且通过改变进入液晶单元的背光源的光的角度，使入射光进入相位 延迟，从而降低蓝相液晶面板的工作电压。

公开(公告)号：US20140125571A1

公开(公告)日：2014-05-08

申请号：US14071823

申请日：2013-11-05

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yoon-Sung Um ,  Hyun-Sic Choi ,  Zhiqiang Xu ,  Hui Li

IPC: G09G3/36

CPC classification number: G09G3/3614 ,  G09G2300/0426 ,  G09G2320/0233

Abstract: Embodiments of the present disclosure provide an array substrate comprising a plurality of gate lines, a plurality of data lines, and pixel regions each of which is defined by intersecting one gate line and two neighboring data lines among the plurality of gate lines and the plurality of data lines wherein two thin film transistors (TFTs) are formed at the intersections between the gate line and the two neighboring data lines in each pixel region, a first pixel electrode and a second pixel electrode are alternately arranged in each pixel region. A first thin film transistor of the two thin film transistors is coupled to the first pixel electrode, a second thin film transistor of the two thin film transistors is coupled to the second pixel electrode. The two neighboring data lines participating in defining a pixel region comprise a first data line coupling to the first thin film transistor and a second data line coupling to the second thin film transistor. Voltages having the same absolute value and opposite polarities are applied to the first pixel electrode and the second pixel electrode respectively via the first thin film transistor and the second thin film transistor.

Abstract translation: 本公开的实施例提供了一种阵列基板，其包括多条栅极线，多条数据线和像素区域，每条栅极线路与多条栅极线路中的一条栅极线和两条相邻的数据线相交， 数据线，其中在每个像素区域中的栅极线和两个相邻数据线之间的交点处形成两个薄膜晶体管（TFT），第一像素电极和第二像素电极在每个像素区域中交替布置。 两个薄膜晶体管的第一薄膜晶体管耦合到第一像素电极，两个薄膜晶体管的第二薄膜晶体管耦合到第二像素电极。 参与定义像素区域的两个相邻数据线包括耦合到第一薄膜晶体管的第一数据线和耦合到第二薄膜晶体管的第二数据线。 具有相同绝对值和相反极性的电压分别经由第一薄膜晶体管和第二薄膜晶体管施加到第一像素电极和第二像素电极。

公开(公告)号：US12293715B2

公开(公告)日：2025-05-06

申请号：US18247634

申请日：2022-06-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Weixing Liu ,  Zhiqiang Xu ,  Jintao Peng ,  Chunfang Zhang ,  Wanpeng Teng ,  Kai Guo ,  Jiao Li

IPC: G09G3/3233 ,  G09G3/20

Abstract: A pixel circuit includes a light emitting element, a first energy storage circuit, a first driving circuit, a second driving circuit, a first driving control circuit, a second driving control circuit, a second energy storage circuit and a first control data voltage writing-in circuit; the first control data voltage writing-in circuit controls to write a first control data voltage into the third node under the control of a first writing-in control signal; both the first terminal of the first driving circuit and the first terminal of the second driving circuit are electrically connected to a power supply voltage terminal, the first driving circuit is used to drive the light emitting element under the control of a potential of the control terminal thereof, and the second driving circuit is used to drive the light emitting element under the control of a potential of the control terminal thereof.

公开(公告)号：US12272305B2

公开(公告)日：2025-04-08

申请号：US17784689

申请日：2021-08-19

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhiqiang Xu ,  Wei Qin ,  Chunfang Zhang ,  Weixing Liu ,  Tieshi Wang ,  Xuefei Sun

IPC: G09G3/3233

Abstract: A display substrate and a display device are disclosed. The display substrate includes a light-transmitting region, wherein the light-transmitting region includes a plurality of rows of effective sub-pixel sets and a plurality of main spacers, each row of the plurality of rows of effective sub-pixel sets includes a plurality of effective sub-pixel sets, each of the plurality of effective sub-pixel sets includes a plurality of effective sub-pixels, any two adjacent effective sub-pixel sets in a same row are spaced apart from each other by one main spacer, the main spacer includes at least two sub-spacers arranged along a column direction. At least two sub-spacers arranged along a row direction have different widths; and/or at least two sub-spacers of a same main sub-spacer have different widths.

公开(公告)号：US12236911B2

公开(公告)日：2025-02-25

申请号：US18004901

申请日：2022-01-19

Applicant: BOE Technology Group Co., Ltd.

Inventor： Xiaolong Li ,  Kuanjun Peng ,  Kai Guo ,  Wanpeng Teng ,  Chunfang Zhang ,  Weixing Liu ,  Zhiqiang Xu ,  Tieshi Wang ,  Feihu Zhou

IPC: G09G3/36

Abstract: A display method is provided. The display method includes providing a display panel having a plurality of subpixels, a respective subpixel of the plurality of subpixels including a first area, n1 number of second areas, and n2 number of third areas, the first area being between the n1 number of second areas and the n2 number of third areas, n1≥1, and n2≥1; for displaying a first frame of image, controlling light emission of the respective subpixel to be limited in the first area, m1 number of the n1 number of second areas, and m2 number of the n2 number of third areas; and for displaying a second frame of image, controlling light emission of the respective subpixel to be limited in the first area, m1′ number of the n1 number of second areas, and m2′ number of the n2 number of third areas.

公开(公告)号：US20240265875A1

公开(公告)日：2024-08-08

申请号：US18040769

申请日：2022-04-28

Applicant: BOE Technology Group Co., Ltd.

Inventor： Weixing Liu ,  Wanpeng Teng ,  Chunfang Zhang ,  Zhiqiang Xu

IPC: G09G3/3266 ,  G09G3/3233

CPC classification number: G09G3/3266 ,  G09G3/3233 ,  G09G2300/0852 ,  G09G2310/08

Abstract: A scan circuit is provided. The scan circuit includes a plurality of scan units in a plurality of stages, respectively. A respective scan unit of the plurality of scan units includes an output subcircuit. The output subcircuit includes a first switch transistor and a second switch transistor. A source electrode of the first switch transistor is coupled to a third terminal configured to receive a first clock signal. A drain electrode of the first switch transistor is coupled to a first output terminal configured to output a first control signal. A source electrode of the second switch transistor is coupled to a fourth terminal configured to receive the third clock signal. A drain electrode of the second switch transistor is coupled to a second output terminal configured to output a second control signal. Gate electrodes of the first switch transistor and the second switch transistor are coupled to a first node.

公开(公告)号：US12013608B2

公开(公告)日：2024-06-18

申请号：US18006983

申请日：2022-02-28

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhongxiao Li ,  Pengxia Liang ,  Zhiqiang Xu

IPC: G02F1/1335 ,  G02F1/1343

CPC classification number: G02F1/133526 ,  G02F1/134336

Abstract: Provided are a liquid crystal lens and an electronic device. The lens includes a first and a second substrate structure; and an intermediate layer. The second substrate structure includes a second substrate; at least one electrode structure, each electrode structure including N groups of second electrodes, each group of which including M second electrodes. Orthographic projections of i-th group of second electrodes is within that of i-th intermediate portion. Each intermediate portion includes a liquid crystal layer, and j-th intermediate portion includes at least one of a first to fourth barrier walls. The liquid crystal lens is configured such that i-th intermediate portion constitutes a part of i-th stage Fresnel ring of a Fresnel zone plate, and optical paths of portions of i-th intermediate portion gradually decrease along the first direction, in a case where a predetermined voltage is between N groups of second electrodes and the first electrode.

公开(公告)号：US20230403902A1

公开(公告)日：2023-12-14

申请号：US18238019

申请日：2023-08-25

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhiqiang Xu ,  Wei Qin ,  Weixing Liu ,  Kai Guo ,  Tieshi Wang

IPC: H10K59/35 ,  H01L27/12 ,  H10K59/12 ,  H10K71/00

CPC classification number: H10K59/353 ,  H01L27/124 ,  H10K59/12 ,  H10K59/351 ,  H10K71/00 ,  G09G3/2003

Abstract: A display panel includes a base substrate and a plurality of sub-pixel groups. The plurality of sub-pixel groups includes a first sub-pixel group and a second sub-pixel group. The first sub-pixel group includes two adjacent sub-pixels with a first interval therebetween, and the second sub-pixel group includes two adjacent sub-pixels with a second interval therebetween. The first interval is different from the second interval.

公开(公告)号：US11636818B2

公开(公告)日：2023-04-25

申请号：US17353841

申请日：2021-06-22

Applicant: BOE Technology Group Co., Ltd.

Inventor： Weixing Liu ,  Tieshi Wang ,  Wei Qin ,  Zhiqiang Xu ,  Chunfang Zhang

IPC: G09G3/36

Abstract: Provided are a display panel, a drive method thereof and a display apparatus. The display panel includes a plurality of scan signal lines, a plurality of data signal lines and a plurality of sub-pixels; at least one sub-pixel includes switch assembly and a display unit, wherein the switch assembly at least includes a control terminal, an input terminal and an output terminal, wherein the input terminal is connected to the data signal line, the output terminal is connected to the display unit, and the control terminal or the input terminal is connected to the scan signal line; the display panel further includes at least one switch control line, which is connected to the control terminal of the switch assembly, and the switch control line is configured to control the input terminal and the output terminal of the switch assembly to be turned on or off.

公开(公告)号：US11373602B2

公开(公告)日：2022-06-28

申请号：US16605794

申请日：2019-05-13

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Tieshi Wang ,  Zhiqiang Xu ,  Xueling Gao ,  Chengchung Yang

IPC: G09G3/3275 ,  G09G3/3258 ,  G09G3/3233

Abstract: There are provided a pixel circuit and a method and apparatus for driving the same, an array substrate and a display apparatus. The pixel circuit includes: a driving sub-circuit and a switch sub-circuit coupled in series between a power signal terminal and a light emitting element, wherein the driving sub-circuit is configured to provide a driving signal to the light emitting element under control of a gate driving signal provided by a gate line, a data signal provided by a data line, and a power signal provided by a power signal terminal; and the switch sub-circuit is configured to control switch-on and switch-off of a signal path between the power signal terminal and the light emitting element under control of a switch signal provided by a switch signal terminal.