公开(公告)号：US20240381727A1

公开(公告)日：2024-11-14

申请号：US18783678

申请日：2024-07-25

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Bo WANG ,  Fuqiang LI

IPC: H10K59/131 ,  H10K59/126

Abstract: A display substrate includes a base substrate, a first light-shielding layer, a plurality of first sub-pixels and a first power line. The first light-shielding layer is disposed on a side of the base substrate, the first light-shielding layer is located at least in a first display area, and has a plurality of openings arranged in an array. The first sub-pixels are disposed at a side of the first light-shielding layer away from the base substrate and are located in the first display area, and orthogonal projections of the first sub-pixels on the base substrate are non-overlapping with orthogonal projections of the openings on the base substrate. The first power line includes a first power bus and a plurality of first power sub-lines, and the first light-shielding layer is electrically connected to the first power line.

公开(公告)号：US20240345629A1

公开(公告)日：2024-10-17

申请号：US18251011

申请日：2022-03-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Bo WANG ,  Fuqiang LI

IPC: G06F1/16

CPC classification number: G06F1/1652 ,  G06F1/1677

Abstract: A scrollable display apparatus includes a flexible display panel, at least one first detection component and one or more first processors. The flexible display panel includes a fixed display part and at least one scrollable display part. A first detection component is configured to detect location information of a scrollable display part. The one or more first processors are configured to: determine a current state of the scrollable display part according to the position information of the scrollable display part detected by the first detection component; if it is determined that the scrollable display part is in a start-unfolded state, control the fixed display part to display a plurality of extension selection messages; and in response to a control instruction corresponding to a selected extension selection message, control the scrollable display part to display extension display information corresponding to the selected extension selection message.

公开(公告)号：US20240234657A1

公开(公告)日：2024-07-11

申请号：US17756513

申请日：2021-06-25

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ming YANG ,  Xingce SHANG ,  Wei HAO ,  Zhenyu ZHANG ,  Fuqiang LI ,  Wanzhi CHEN

IPC: H01L33/62 ,  H01L25/075

CPC classification number: H01L33/62 ,  H01L25/0753

Abstract: The present disclosure provides an array substrate, a backlight and a display device which both include the array substrate. The array substrate includes multiple light-emitting units arranged in M rows and N columns and multiple first signal lines. Multiple first signal lines are divided into N groups, and each group of first signal lines is electrically connected to a column of light-emitting units. Each group of first signal lines includes at least two first signal lines, for each column of light-emitting units, at least two consecutive rows of light-emitting units are electrically connected to one of the at least two first signal lines, and the remaining at least one row of light-emitting unit is electrically connected to the other one of the at least two first signal lines, M is a positive integer greater than or equal to 3, N is a positive integer greater than or equal to 1.

公开(公告)号：US20240221851A1

公开(公告)日：2024-07-04

申请号：US17996293

申请日：2021-11-30

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yunsik IM ,  Shunhang ZHANG ,  Fuqiang LI ,  Changfeng LI ,  Liwei LIU ,  Hehe HU ,  Ce NING ,  Hui ZHANG ,  Hongrun WANG ,  Zhuo LI

IPC: G11C19/28 ,  G09G3/20

CPC classification number: G11C19/28 ,  G09G3/20 ,  G09G2310/0267 ,  G09G2310/0286

Abstract: The present disclosure provides a shift register unit, a gate driving circuit and a display device. The shift register unit provided by the present disclosure includes: an input sub-circuit, an output sub-circuit, at least one pull-down control sub-circuit, at least one pull-down sub-circuit, at least one first noise reduction sub-circuit, and a reverse bias sub-circuit; the reverse bias sub-circuit is configured to control transistors in at least part of sub-circuits connected to a pull-up node to be in a reverse bias state through a power voltage signal in response to a potential of the pull-up node, or control the transistors in at least part of the sub-circuits connected to the pull-up node to be in the reverse bias state through a cascade signal in response to a potential of a cascade signal terminal.

公开(公告)号：US20240169948A1

公开(公告)日：2024-05-23

申请号：US17788113

申请日：2021-08-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Hui ZHANG ,  Kai HOU ,  Hongrun WANG ,  Shunhang ZHANG ,  Liwei LIU ,  Yunsik IM ,  Changfeng LI ,  Fuqiang LI

IPC: G09G3/36 ,  G02F1/1362 ,  G02F1/1368 ,  G09G3/32

CPC classification number: G09G3/3607 ,  G02F1/136286 ,  G02F1/1368 ,  G09G3/3666 ,  G09G3/32 ,  G09G2300/0408 ,  G09G2300/0426 ,  G09G2340/0414 ,  G09G2340/0435 ,  G09G2354/00

Abstract: Disclosed are a display panel, a display apparatus, a driving method thereof. The display panel includes: a first base substrate; scanning lines; data lines; sub-pixels, in regions divided by the scanning lines and the data lines, at least two sub-pixels adjacent in a first direction and a second direction constitute a pixel island, the sub-pixels constitute pixel islands, each pixel island includes n sub-pixel rows in the second direction; scanning signal input lines, in one-to-one correspondence to the scanning lines; control signal lines; fixed potential lines; and control circuits, located between the adjacent sub-pixels. One pixel island is connected to at least n control circuits, one control circuit corresponds to one row of sub-pixels in the pixel island. The control circuits are configured to: transfer, under control of control signal lines, signals provided by the scanning signal input lines or the fixed potential lines to the scanning lines.

公开(公告)号：US20240155875A1

公开(公告)日：2024-05-09

申请号：US18280473

申请日：2021-11-18

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yawei WANG ,  Chuanxiang XU ,  Zhenyu ZHANG ,  Ming YANG ,  Fuqiang LI

IPC: H10K59/122 ,  H10K59/12 ,  H10K59/38

CPC classification number: H10K59/122 ,  H10K59/1201 ,  H10K59/38

Abstract: A display panel includes a driving backplane, provided with a display area including a first sub-area and a second sub-area; a light-emitting layer, located at one side of the driving backplane, and including a pixel definition layer and a plurality of light-emitting devices, the pixel definition layer is provided with a plurality of first light-transmitting holes located in the second sub-area; and a color film layer, located at one side of the light-emitting layer away from the driving backplane, and including a light-shielding portion and a plurality of light-filtering portions separated by the light-shielding portion, the light-filtering portions and the light-emitting devices are arranged in one-to-one correspondence in a direction perpendicular to the driving backplane, the light-shielding portion is provided with a plurality of second light-transmitting holes, and the second light-transmitting holes and the first light-transmitting holes are arranged in one-to-one correspondence in the direction perpendicular to the driving backplane.

公开(公告)号：US20230162525A1

公开(公告)日：2023-05-25

申请号：US17771706

申请日：2021-03-12

Applicant: BOE Technology Group Co., Ltd.

Inventor： Lubin SHI ,  Hongrun WANG ,  Fuqiang LI ,  Wenqu LIU

IPC: G06V40/13 ,  G02F1/1362 ,  G02B27/30

CPC classification number: G06V40/1318 ,  G02B27/30 ,  G02F1/136209 ,  G02F1/136222

Abstract: Disclosed are a display panel and a display apparatus. The display panel includes an opposing substrate, an array substrate and a liquid crystal layer. The array substrate includes: a first base substrate; a color film layer, includes a black matrix and a plurality of color resistors, the black matrix includes a plurality of pixel openings and a plurality of first light transmitting holes, and color resistors is arranged one pixel opening correspondingly; and photosensitive sensors, arranged between the color film layer and the first base substrate, orthographic projections of the plurality of photosensitive sensors on the first base substrate are in an orthographic projection of the black matrix on the first base substrate, and the orthographic projection of each of the plurality of photosensitive sensors on the first base substrate covers an orthographic projection of at least one the plurality of first light transmitting holes on the first base substrate.

公开(公告)号：US20220172665A1

公开(公告)日：2022-06-02

申请号：US17489612

申请日：2021-09-29

Applicant: BOE Technology Group Co., Ltd.

Inventor： Lubin SHI ,  Fuqiang LI ,  Tingting ZHOU

IPC: G09G3/20

Abstract: A pixel circuit includes: a charge storage circuit with first and second terminals thereof electrically coupled to first and second nodes, respectively; a reset circuit with first, second and third control terminals thereof electrically coupled to a reference signal line, a first initialization signal line, and a second initialization signal line, respectively, with fourth, fifth and sixth terminals thereof electrically coupled to the first node, a cathode of a photodiode and the second node, respectively; a photosensitive control circuit with first, second and third terminals thereof electrically coupled to an anode of the photodiode, the first node and the second node, respectively; an output circuit with first and second terminals thereof electrically coupled to a first level terminal and a fourth terminal of the photosensitive control circuit, respectively.

公开(公告)号：US20220157259A1

公开(公告)日：2022-05-19

申请号：US17475358

申请日：2021-09-15

Applicant: BOE Technology Group Co., Ltd.

Inventor： Hongrun WANG ,  Fuqiang LI ,  Changfeng LI ,  Hui ZHANG ,  Xue DONG

IPC: G09G3/3275 ,  G09G3/3266

Abstract: A display panel includes a display region and a bezel region. The bezel region includes multiple multiplexing circuits, and at least one multiplexing circuit includes m multiplexing units, 2n multiplexing control signal lines, m first multiplexing data signal lines, at least one second multiplexing data signal line and n data signal output lines. A multiplexing unit is configured to receive a gating signal of a first multiplexing data signal line based on control signals of the 2n multiplexing control signal lines in a first stage, and in a second stage, based on the gating signal, to write a first type data signal of the first multiplexing data signal line or a second type data signal of a second multiplexing data signal line into a data signal line through a data signal output line when a scan signal is input to a scan signal line.

公开(公告)号：US20210312861A1

公开(公告)日：2021-10-07

申请号：US17265828

申请日：2020-05-14

Applicant: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhichong WANG ,  Fuqiang LI ,  Jing FENG ,  Peng LIU ,  Xinglong LUAN ,  Gaoming SUN

IPC: G09G3/3233

Abstract: Disclosed are a pixel circuit and a driving method thereof, an array substrate and a display device. The pixel circuit includes: a driving circuit, including a control terminal, a first terminal and a second terminal, and configured to control a driving current flowing through the first terminal and the second terminal for driving a light-emitting element to emit light; an input circuit, configured to transmit a reset voltage and a data signal in response to a first scan signal; a reset circuit, configured to apply the reset voltage to the control terminal in response to a second scan signal; a compensation circuit, configured to store the data signal and to electrically connect the control terminal with the second terminal in response to a third scan signal; and a data writing circuit, configured to apply the data signal to the compensation circuit in response to the third scan signal.