公开(公告)号：US09135875B2

公开(公告)日：2015-09-15

申请号：US14128195

申请日：2012-12-17

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yongdong Zhang ,  Shiming Shi

IPC: G09G3/36

CPC classification number: G09G3/3648 ,  G09G3/3685 ,  G09G2310/027 ,  G09G2330/021

Abstract: Disclosed are a method, a device and a source driver for charging pixel points on a TFT-LCD substrate, which are capable of charging electrodes on an upper substrate and pixel points on a lower substrate. The charging method includes: switching on a first, second, third and fourth switches, switching off a fifth, sixth and seventh switches, and charging a first, second, third and fourth capacitors; switching off the first, second, third, fourth, sixth and seventh switches, and charging a fifth capacitor; switching off the fifth switch, switching on the first, second, third, fourth, sixth and seventh switches, so that the first capacitor stores positive six-bit pixel voltage and the fourth capacitor stores negative six-bit pixel voltage; and charging the pixel points on the lower substrate by the first and fourth capacitors, and charging the electrodes on the upper substrate by the fifth capacitor.

Abstract translation: 公开了一种用于对TFT-LCD基板上的像素点进行充电的方法，装置和源极驱动器，其能够对上基板上的电极和下基板上的像素点进行充电。 充电方法包括：接通第一，第二，第三和第四开关，关断第五，第六和第七开关，并对第一，第二，第三和第四电容器充电; 关闭第一，第二，第三，第四，第六和第七开关，并对第五电容器充电; 关闭第五开关，接通第一，第二，第三，第四，第六和第七开关，使得第一电容器存储正六位像素电压，第四电容器存储负六位像素电压; 并且通过第一和第四电容器对下基板上的像素点进行充电，并且通过第五电容器对上基板上的电极进行充电。

公开(公告)号：US12279488B2

公开(公告)日：2025-04-15

申请号：US16771454

申请日：2019-07-31

Applicant: Chengdu BOE Optoelectronics Technology Co., Ltd. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ling Shi ,  Shiming Shi ,  Chien Pang Huang ,  Hao Zhang

IPC: H10K59/131 ,  H01L27/12 ,  H10K59/124 ,  H10K59/35 ,  H10K59/80

Abstract: A display substrate and a display device. The display substrate includes a plurality of sub-pixel groups and a plurality of signal line groups. The plurality of signal line groups are arranged along a first direction and are spaced apart from each other, each of the signal line groups includes at least one signal line, and the signal line extends along a second direction intersecting the first direction. Each of the sub-pixel groups includes a first sub-pixel, and the first sub-pixel includes a first anode and a first effective light-emitting region, the first anode includes a first main portion, and the first main portion at least partially overlaps with the first effective light-emitting region, a size of the first main portion in the first direction is larger than a size of the first main portion in the second direction, and the first anode overlaps with two adjacent signal line groups.

公开(公告)号：US12277910B2

公开(公告)日：2025-04-15

申请号：US17781133

申请日：2021-05-31

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Guangliang Shang ,  Libin Liu ,  Jiangnan Lu ,  Yu Feng ,  Xinshe Yin ,  Shiming Shi

IPC: G11C19/00 ,  G09G3/3266 ,  G09G3/36 ,  G11C19/28 ,  H10K59/121 ,  G09G3/20

Abstract: A shift register unit and a driving method thereof, a gate drive circuit, and a display device are disclosed. The shift register unit includes: an input circuit, a first control circuit, an output circuit, an output noise reduction circuit, and a reset circuit; wherein the input circuit is connected to an input terminal; the first control circuit is connected to the first node, a second node, and a first clock signal terminal; the output circuit is connected to an output terminal; the output noise reduction circuit is connected to the output terminal; and the reset circuit is connected to a total reset terminal and a first voltage terminal, wherein the total reset signal is an invalid level in a first operation stage, and the total reset signal includes at least one period of valid level in a second operation stage.

公开(公告)号：US12183271B2

公开(公告)日：2024-12-31

申请号：US17913894

申请日：2021-10-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jiangnan Lu ,  Shiming Shi ,  Hui Zhao ,  Libin Liu ,  Yanyan Wang ,  Weiwei Wang

IPC: G09G3/3208 ,  H10K59/35

Abstract: The present disclosure provides a pixel array and a display apparatus. The pixel array includes a plurality of first sub-pixels having a first color, a plurality of second sub-pixels having a second color, and a plurality of third sub-pixels having a third color; wherein at least a portion of at least one first sub-pixel of the plurality of first sub-pixels includes an inward indentation, at least a portion of at least one second sub-pixel of the plurality of second sub-pixels includes an inward indentation, and at least one of the plurality of third sub-pixels adjacent to the at least one second sub-pixel includes an outward protrusion corresponding to the inward indentation of the at least one second sub-pixel.

公开(公告)号：US12154503B2

公开(公告)日：2024-11-26

申请号：US18043467

申请日：2022-02-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Guangliang Shang ,  Li Wang ,  Baoyun Wu ,  Xiyu Zhao ,  Yu Feng ,  Libin Liu ,  Shiming Shi

IPC: G09G3/3233

Abstract: A parameter adjustment method of a display module includes: setting an initial value of a light-emitting delay time and specified gray levels; based on the initial value of the light-emitting delay time, adjusting the light-emitting delay time stepwise until a value of an adjusted light-emitting delay time exceeds a preset range of the light-emitting delay time, so that values of the light-emitting delay time within the preset range of the light-emitting delay time are obtained; obtaining flicker values of the display module at the specified gray levels for each value of the light-emitting delay time; and determining a preferred value of the light-emitting delay time from the values of the light-emitting delay time according to flicker values corresponding to the values of the light-emitting delay time.

公开(公告)号：US20240365656A1

公开(公告)日：2024-10-31

申请号：US18766761

申请日：2024-07-09

Applicant: BOE Technology Group Co., Ltd.

Inventor： Shiming Shi ,  Zhao Li

IPC: H10K77/10 ,  H10K50/86 ,  H10K59/40 ,  H10K102/00

CPC classification number: H10K77/111 ,  H10K50/86 ,  H10K59/40 ,  H10K2102/311

Abstract: A flexible display device is provided, including: a flexible display panel; functional members on a first side of the flexible display panel; a back film on a second side of the flexible display panel; a supporting member on a side of the back film away from the flexible display panel; and adhesive layers. The flexible display device is switchable between unfolded and folded states, and the folded state includes inwardly and outwardly folded states. In the inwardly folded state, at least part of the flexible display device is bent in a first bending direction at a first radius of curvature, in the outwardly folded state, at least part of the flexible display device is bent in a second bending direction at a second radius of curvature, and the first radius of curvature is less than the second radius of curvature.

公开(公告)号：US12035589B2

公开(公告)日：2024-07-09

申请号：US17507590

申请日：2021-10-21

Applicant: BOE Technology Group Co., Ltd.

Inventor： Can Zheng ,  Libin Liu ,  Shiming Shi ,  Zewen Bo

IPC: H10K59/131 ,  H10K59/40

CPC classification number: H10K59/131 ,  H10K59/40

Abstract: The present disclosure discloses a display substrate and a display device. The display substrate comprises: a display area, a binding area, and a fan-out area located between the display area and the binding area, the fan-out area comprises a touch control lead wire, a data lead wire, and at least one shielded wire located between the touch control lead wire and the data lead wire, and the at least one shielded wire is grounded or connected to a fixed potential.

公开(公告)号：US12002407B2

公开(公告)日：2024-06-04

申请号：US17779845

申请日：2021-04-22

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Guangliang Shang ,  Jiangnan Lu ,  Jie Zhang ,  Libin Liu ,  Shiming Shi ,  Dawei Wang

IPC: G09G3/3266 ,  G09G3/20 ,  G11C19/28

CPC classification number: G09G3/2096 ,  G09G3/3266 ,  G09G3/20 ,  G09G2300/0426 ,  G09G2310/0267 ,  G09G2310/0286 ,  G09G2310/08 ,  G09G2320/0626 ,  G09G2330/021 ,  G11C19/28

Abstract: A shift register circuit includes a denoising control sub-circuit and a denoising sub-circuit. The denoting control sub-circuit is configured to generate an alternating voltage signal according to a voltage of a first voltage terminal and a signal of a second clock signal terminal in response to a signal of a first clock signal terminal, to rectify the alternating voltage signal and then to output a signal to a first denoising control node, so that the voltage of the first denoting control node is maintained to be a voltage that enables the denoising sub-circuit to be turned on. The denoting sub-circuit is configured to denoise a scan signal output terminal in response to a voltage of the first denoising control node being the voltage that enables the denoising sub-circuit to be turned on.

公开(公告)号：US11997899B2

公开(公告)日：2024-05-28

申请号：US17785662

申请日：2021-08-11

Applicant: BOE Technology Group Co., Ltd.

Inventor： Can Zheng ,  Lujiang Huangfu ,  Libin Liu ,  Shiming Shi

IPC: G09G3/3233 ,  G09G3/3266 ,  G09G3/3291 ,  H10K59/121 ,  H10K59/131 ,  H10K59/12

CPC classification number: H10K59/131 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3291 ,  H10K59/1213 ,  H10K59/1216 ,  G09G2300/0852 ,  G09G2310/0278 ,  G09G2310/061 ,  G09G2320/0233 ,  H10K59/1201

Abstract: The present disclosure provides a pixel circuit, a pixel driving method, a display panel and a display device. The pixel circuit includes a light-emitting element, a driving circuitry, a first energy storage circuitry, a second energy storage circuitry, a data writing circuitry and a compensation circuitry. The data writing circuitry is configured to write a data voltage into a first end of the first energy storage circuitry under the control of a gate driving signal provided by a gate line. The compensation circuitry is configured to control a control end of the driving circuitry to be electrically coupled to a second end of the driving circuitry under the control of a compensation control signal. The driving circuitry is configured to generate a driving current for driving the light-emitting element under the control of a potential at its control end.

公开(公告)号：US11664392B2

公开(公告)日：2023-05-30

申请号：US16337557

申请日：2018-10-15

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xueyan Tian ,  Shiming Shi ,  Shuangliang Qin

IPC: H01L27/12 ,  H01L29/786 ,  H10K59/126 ,  H01L27/32 ,  H01L51/56

CPC classification number: H01L27/1266 ,  H01L27/3272 ,  H01L29/78633 ,  H01L51/56 ,  H01L27/1218 ,  H01L2227/323 ,  H01L2227/326 ,  H01L2251/5338

Abstract: A flexible array substrate, a manufacturing method thereof and a display device are provided. The flexible array substrate includes: a first flexible substrate with a first surface; a thin film transistor on the first surface; and a light-shielding layer between the first flexible substrate and the thin film transistor. An orthographic projection of the light-shielding layer on the first flexible substrate covers an orthographic projection of a channel region of the thin film transistor on the first flexible substrate.