公开(公告)号：US20240282265A1

公开(公告)日：2024-08-22

申请号：US18044065

申请日：2022-06-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Weixing LIU ,  Xinxing WANG ,  Jintao PENG ,  Zhiqiang XU ,  Chunfang ZHANG

IPC: G09G3/3258

CPC classification number: G09G3/3258 ,  G09G2300/0842 ,  G09G2310/061 ,  G09G2310/08

Abstract: A pixel circuit includes a light emitting element, a first driving circuit, a second driving circuit, a first control circuit, a setting circuit, a first energy storage circuit, a second control circuit and a control data voltage writing-in circuit. The first control circuit controls to connect or disconnect the control end of the first driving circuit and the control end of the second driving circuit under the control of the potential of the first node. The second control circuit provides the second setting voltage to the control end of the first driving circuit, and connects or disconnects the control end of the first driving circuit and the connection node under the control of the control signal provided by the charging control end; the control data voltage writing-in circuit writes the control data voltage into the first node under the control of the first writing-in control signal.

公开(公告)号：US20220246098A1

公开(公告)日：2022-08-04

申请号：US17726875

申请日：2022-04-22

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Tieshi WANG ,  Xueling GAO ,  Zhiqiang XU ,  Chengchung YANG ,  Haoran LIU

IPC: G09G3/3258 ,  G09G3/3233 ,  G09G3/3266

Abstract: A circuit for driving a pixel includes a driving transistor having a first end connected to a first node, a control end connected to a second node, and a second end connected to a third node; a writing circuit connected to a first scanning signal and the first node and configured to transmit a data signal to the first node; a reset circuit connected to a second scanning signal and configured to transmit a reference signal to the second node; a compensation circuit connected to a compensation control signal and configured to put through a connection between the second end and the control end of the driving transistor in response to the compensation control signal, wherein the compensation control signal is different from the first scanning signal and the second scanning signal; and an energy storage circuit connected between a first power end and the second node.

公开(公告)号：US20220115455A1

公开(公告)日：2022-04-14

申请号：US17330704

申请日：2021-05-26

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Wei QIN ,  Zhiqiang XU ,  Weixing LIU ,  Wanpeng TENG ,  Chunfang ZHANG

IPC: H01L27/32

Abstract: The present disclosure relates to a display panel and a terminal device. The display panel includes a display region. At least a part of the display region is a transparent region. The transparent region has a plurality of pixel rows distributed along a column direction, and each of the plurality of pixel rows includes pixels and transparent portions arranged in a row direction. The pixel rows include first pixel rows and second pixel rows, transparent portions each arranged between two adjacent pixels in each of the first pixel rows are first transparent portions, and transparent portions each arranged between two adjacent pixels in each of the second pixel rows are second transparent portions. A width of each of the first transparent portions in the row direction is greater than a width of each of the second transparent portions in the row direction.

公开(公告)号：US20200302867A1

公开(公告)日：2020-09-24

申请号：US16769420

申请日：2019-11-11

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xueling GAO ,  Kuanjun PENG ,  Wei QIN ,  Zhiqiang XU ,  Tieshi WANG ,  Xiaolong LI ,  Jintao PENG

IPC: G09G3/3258 ,  G09G3/3275

Abstract: A pixel driving circuit and a driving method thereof, and a display panel are provided. The pixel driving circuit includes a driving sub-circuit, a reset sub-circuit, a light-emitting control sub-circuit, and a first compensation sub-circuit, the reset sub-circuit, the light-emitting control sub-circuit, and the first compensation sub-circuit are configured to, in an initialization phase, under control of a first driving signal and a second driving signal, provide the first power supply voltage provided by the first power supply input terminal to the control terminal of the driving sub-circuit; the first terminal of the driving sub-circuit is connected to the second power supply input terminal to receive the second power supply voltage; and the first power supply voltage and the second power supply voltage are configured to cause the driving sub-circuit to be in an on-bias state in the initialization phase.

公开(公告)号：US20170269753A1

公开(公告)日：2017-09-21

申请号：US15227065

申请日：2016-08-03

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Chunfang ZHANG ,  Yanling HAN ,  Zhiqiang XU

IPC: G06F3/041 ,  G01L5/00

CPC classification number: G06F3/0414 ,  G01L5/0038 ,  G06F3/0416 ,  G06F2203/04103

Abstract: The present invention provides a pressure sensing panel, which includes a carrying substrate, a gas cell layer formed on the carrying substrate and a gas pressure sensor, wherein the gas cell layer includes at least one gas cell, a predetermined amount of gas is sealed in each gas cell, and at least one gas pressure sensor is provided inside each gas cell. The present invention further provides a display device, a method for fabricating the pressure sensing panel and a force touch method using the display device. In the present invention, deformation of the gas cell is physical deformation, which is hardly affected by the surroundings, so the level of force applied to the display device can be determined accurately by using the pressure sensing panel provided by the present invention, and further, operation can be performed accurately.

公开(公告)号：US20160291417A1

公开(公告)日：2016-10-06

申请号：US14382017

申请日：2013-12-17

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Hyunsic CHOI ,  Hui LI ,  Zhiqiang XU ,  Yoosung UM

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

CPC classification number: G02F1/134309 ,  G02F1/133512 ,  G02F1/134363 ,  G02F1/13439 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/134318 ,  G02F2001/134381 ,  G02F2001/136218 ,  G02F2201/121 ,  G02F2201/123 ,  G02F2201/124 ,  G02F2201/40 ,  H01L27/124 ,  H01L27/1259

Abstract: The array substrate comprises a pixel electrode located in a pixel area and a common electrode corresponding to the pixel area; and a first passivation layer provided between the common electrode and the pixel electrode; wherein the pixel electrode comprises a plurality of strip-shaped first pixel electrodes and strip-shaped second pixel electrodes which are alternately arranged at intervals; and the common electrode comprises a plurality of strip-shaped common electrodes which are spaced from each other; wherein ends of the plurality of strip-shaped first pixel electrodes are connected to each other to form a comb shape, and ends of the plurality of strip-shaped second pixel electrodes are connected to each other to form a comb shape; and the comb-shaped first pixel electrode and the comb-shaped second pixel electrode are spaced from each other.

Abstract translation: 阵列基板包括位于像素区域中的像素电极和对应于像素区域的公共电极; 以及设置在公共电极和像素电极之间的第一钝化层; 其中所述像素电极包括间隔地交替布置的多个条状的第一像素电极和条形的第二像素电极; 并且公共电极包括彼此间隔开的多个条形公共电极; 其中，所述多个带状的第一像素电极的端部彼此连接以形成梳形，并且所述多个条形的第二像素电极的端部彼此连接以形成梳形; 并且梳状的第一像素电极和梳状的第二像素电极彼此间隔开。

公开(公告)号：US20150325161A1

公开(公告)日：2015-11-12

申请号：US14381719

申请日：2013-12-19

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yoon Sung UM ,  Hyun Sic CHOI ,  Zhiqiang XU ,  Hui LI

IPC: G09G3/20

CPC classification number: G09G3/3688 ,  G09G3/20 ,  G09G3/3655 ,  G09G2230/00 ,  G09G2320/0219 ,  G09G2320/0242 ,  G09G2330/028 ,  G09G2360/16

Abstract: A voltage control method and device for electrodes, wherein the method includes inputting a varying voltage signal to common electrodes on an array substrate. The solution of the present application may avoid the problem of greenish picture of products due to influence of data line voltage on common electrodes.

Abstract translation: 一种用于电极的电压控制方法和装置，其中所述方法包括向阵列基板上的公共电极输入变化的电压信号。 本申请的解决方案可以避免由于数据线电压对公共电极的影响而产生的绿色图像的问题。

公开(公告)号：US20230120967A1

公开(公告)日：2023-04-20

申请号：US18082610

申请日：2022-12-16

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Tieshi WANG ,  Xueling GAO ,  Zhiqiang XU

IPC: A61B5/024 ,  G04G21/02 ,  G04G9/00 ,  A61B5/00 ,  G02B6/42

Abstract: The present disclosure provides a smart watch and a method for measuring heart rate information. The smart watch includes a dial, a watchband, and a processing device disposed on the dial or inside the watchband. The processing device includes an optical emitter configured to emit light; an optical receiver configured to receive reflected light, the reflected light being generated by the light emitted by the optical emitter irradiating a skin for conversion into an electrical signal; and a processor configured to process the electrical signal to obtain heart rate information of a user.

公开(公告)号：US20230010444A1

公开(公告)日：2023-01-12

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：US20220415981A1

公开(公告)日：2022-12-29

申请号：US17777808

申请日：2021-02-23

Applicant: BOE Technology Group Co., Ltd.

Inventor： Shi SHU ,  Chuanxiang XU ,  Haitao HUANG ,  Qi YAO ,  Tieshi WANG ,  Zhiqiang XU

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: The present disclosure provides an array substrate and a manufacturing method thereof, a display panel and a display device. The array substrate includes a base substrate; a pixel defining layer disposed on the base substrate, the pixel defining layer is provided with a plurality of opening areas, peripheral areas surrounding the opening areas and other areas except the opening areas and the peripheral areas; and a first electrode layer, disposed on the side of the pixel defining layer facing away from the base substrate. A roughness of a surface, facing away from the base substrate, of the first electrode layer in the peripheral regions is greater than a roughness of a surface, facing away from the base substrate, of the first electrode layer in the other regions.