公开(公告)号：US20220181419A1

公开(公告)日：2022-06-09

申请号：US17599007

申请日：2021-02-25

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yuhan QIAN ,  Libin LIU ,  Jiangnan LU ,  Mei LI ,  Shiming SHI ,  Jie ZHANG

IPC: H01L27/32 ,  H01L51/56 ,  H01L51/50

Abstract: A display substrate includes: a base substrate; a light-emitting unit in each pixel region and including a first electrode, an organic light-emitting layer, and a second electrode sequentially disposed in a direction away from the base substrate; an auxiliary conductive layer between the light-emitting unit and the base substrate; a pixel circuit in each pixel region and including a driving transistor. The auxiliary conductive layer is on a side of the pixel circuit away from the base substrate, the second electrode has a portion extending out of the pixel region and coupling to the auxiliary conductive layer through a via hole not overlapping the pixel region, the auxiliary conductive layer is insulated and spaced apart from the first electrode and has a mesh or chain shape, and a material of the auxiliary conductive layer is the same as a material of the first and second electrodes of the driving transistor.

公开(公告)号：US20210167097A1

公开(公告)日：2021-06-03

申请号：US16066162

申请日：2017-12-18

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

Inventor： Jie ZHANG ,  Pan GUO ,  Wei LI ,  Jun FAN

IPC: H01L27/12

Abstract: The present disclosure provides in some embodiments an array substrate, a method for manufacturing the same, and a display device. The array substrate includes a base substrate, an insulating layer, a via hole and a first blockage pattern; wherein the insulating layer is arranged on the base substrate, the via hole runs through the insulating layer; and an orthographic projection of the first blockage pattern on the base substrate partially or entirely covers an orthographic projection of the via hole on the base substrate.

公开(公告)号：US20250048871A1

公开(公告)日：2025-02-06

申请号：US18920115

申请日：2024-10-18

Applicant: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ning LIU ,  Dacheng ZHANG ,  Tong WU ,  Jun LIU ,  Qinghe WANG ,  Yang ZHANG ,  Bin ZHOU ,  Liangchen YAN ,  Huadong WANG ,  Chongchong LIU ,  Jie ZHANG

IPC: H10K59/131 ,  H10K59/12 ,  H10K71/20

Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate, organic light-emitting elements, a data line, and an electrode line. The organic light-emitting element includes a first electrode, a light-emitting layer and a second electrode sequentially stacked; the data line is located between the base substrate and the organic light-emitting element; the electrode line is on the same layer as the data line and located in a region outside a light-emitting region of the organic light-emitting element. The display substrate further includes at least one connection portion, which is in the region outside the light-emitting region and is configured to connect the electrode line and the first electrode, the connection portion is spaced apart from the second electrode, and the light-emitting layer covers the second electrode and the at least one connection portion.

公开(公告)号：US20240423046A1

公开(公告)日：2024-12-19

申请号：US18818535

申请日：2024-08-28

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jiangnan LU ,  Guangliang SHANG ,  Can ZHENG ,  Yu FENG ,  Libin LIU ,  Jie ZHANG ,  Mei LI

IPC: H10K59/131 ,  G09G3/3208 ,  H10K59/121

Abstract: Provided is a display substrate, the display substrate is provided with a display area and a peripheral area around the display area, and includes a source/drain layer and an anode layer, wherein in the peripheral area, the source/drain layer includes pairs of first signal lines configured to drive circuits, and the pairs of first signal lines include clock signal lines and gate drive lines; and the anode layer includes a common power line provided with vent holes; and overlapping areas between two first signal lines in any pair of the first signal lines and a projection pattern of the vent hole are equal, the projection pattern of the vent hole being a pattern of an orthographic projection of the vent hole in the common power line onto the source/drain layer. A display panel and a display device are also provided.

公开(公告)号：US20240276815A1

公开(公告)日：2024-08-15

申请号：US18645555

申请日：2024-04-25

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Li WANG ,  Long HAN ,  Jie ZHANG ,  Tian DONG ,  Bo WANG ,  Jingquan WANG

IPC: H10K59/131 ,  G06F3/00 ,  G06F3/033 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275 ,  H10K59/121 ,  H10K102/00

CPC classification number: H10K59/131 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275 ,  H10K59/121 ,  G06F3/00 ,  G06F3/033 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2320/0214 ,  G09G2320/0247 ,  G09G2330/02 ,  G09G2330/021 ,  H10K2102/302

Abstract: Disclosed are a display panel and a display device. The display panel includes: a pixel unit, including a pixel circuit and a light-emitting element, the pixel circuit includes a driving transistor and a threshold compensation transistor; a first power line configured to supply a first power supply voltage to the pixel circuit; a blocker, electrically connected with the first power line; and a first conductive structure, connected with the gate electrode of the driving transistor, the first channel and the second channel of the threshold compensation transistor are connected by a conductive connection portion; an area of an orthographic projection of a portion of the blocker overlapping with the first conductive structure on the base substrate is larger than an area of an orthographic projection of a portion of the blocker overlapping with the conductive connection portion on the base substrate.

公开(公告)号：US20240194703A1

公开(公告)日：2024-06-13

申请号：US17789552

申请日：2021-06-25

Applicant: BEIJING BOE SENSOR TECHNOLOGY CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shoujin CAI ,  Cheng LI ,  Jie ZHANG ,  Jin CHENG ,  Dexi KONG ,  Tiansheng LI ,  Chuncheng CHE ,  Yingzi WANG

IPC: H01L27/146

CPC classification number: H01L27/14612 ,  H01L27/14636 ,  H01L27/14643

Abstract: A photoelectric sensor, an image sensor and an electronic device are disclosed. The photoelectric sensor includes a base substrate, a driving circuit and a photoelectric converter, the driving circuit and the photoelectric converter are located on the base substrate; the photoelectric converter includes a first electrode and a photoelectric conversion layer, and the photoelectric conversion layer is located at a side of the first electrode away from the base substrate, the driving circuit includes a reset sub-circuit, the reset sub-circuit includes a first source electrode and a first drain electrode, the first electrode and the first drain electrode are integrated into a same electrode and arranged in a same layer as the first source electrode.

公开(公告)号：US20230157098A1

公开(公告)日：2023-05-18

申请号：US17621770

申请日：2021-01-19

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Li WANG ,  Tian DONG ,  Long HAN ,  Jie ZHANG ,  Jingquan WANG ,  Bo WANG

IPC: H10K59/131 ,  G09G3/3233

CPC classification number: H10K59/131 ,  G09G3/3233 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2330/021 ,  G09G2320/0247 ,  G09G2300/0861

Abstract: Disclosed are a display panel and a display device. The display panel includes a base substrate; a pixel unit on the base substrate and including a pixel circuit and a light-emitting element, the pixel circuit being configured to drive the light-emitting element, the pixel circuit being closer to the base substrate than the light-emitting element and including a driving transistor; a data line configured to provide data signal to the pixel circuit; a connection element through which the light-emitting element is connected with the pixel circuit, the connection element including a shielding portion; and a connection line connected with a gate electrode of the driving transistor. The data line includes two adjacent data lines with the shielding portion located therebetween, and an orthographic projection of the connection line on the base substrate at least partially overlaps with an orthographic projection of the shielding portion on the base substrate.

公开(公告)号：US20230140411A1

公开(公告)日：2023-05-04

申请号：US17905620

申请日：2021-08-12

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Guangliang SHANG ,  Jie ZHANG ,  Jiangnan LU ,  Mei LI ,  Libin LIU

IPC: G09G3/20

Abstract: A gate driving unit includes a first input node control circuit and a charge pump circuit; the first input node control circuit is configured to connect or disconnect the between an input terminal and the first input node under control of a clock signal provided by the clock signal terminal; the charge pump circuit is configured to control to convert a voltage signal of the first input node into a voltage signal of the first node under the control of an input clock signal provided by the input clock signal terminal when the voltage signal of the first input node is a first voltage signal, so that a polarity of the voltage signal of the first input is the same as a polarity of the voltage signal of the first input node, and an absolute value of the voltage value of the voltage signal of the first node is greater than an absolute value of a voltage value of the voltage signal of the first input node.

公开(公告)号：US20230021618A1

公开(公告)日：2023-01-26

申请号：US17953941

申请日：2022-09-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jiangnan LU ,  Guangliang SHANG ,  Can ZHENG ,  Yu FENG ,  Libin LIU ,  Jie ZHANG ,  Mei LI

IPC: H01L27/32

Abstract: Provided is a display substrate, the display substrate is provided with a display area and a peripheral area around the display area, and includes: a source/drain layer, a planarization layer and an anode layer which are laminated in sequence, wherein in the peripheral area, the source/drain layer includes at least one pair of first signal lines including a signal line of a gate circuit and the anode layer includes a common power line provided with vent holes; and overlapping areas between two first signal lines in any pair of the first signal lines and a projection pattern of the vent hole are equal, the projection pattern of the vent hole being a pattern of an orthographic projection of the vent hole in the common power line onto the source/drain layer. A display panel and a display device are also provided.

公开(公告)号：US20220384539A1

公开(公告)日：2022-12-01

申请号：US16957607

申请日：2019-07-31

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Libin LIU ,  Jie ZHANG ,  Hongli WANG

IPC: H01L27/32

Abstract: A display substrate and display device. The display substrate includes: a base substrate; a plurality of sub-pixel groups, arranged on the base substrate along a row direction and a column direction; and first spacers, second spacers, and third spacers, each of the plurality of sub-pixel groups includes a first sub-pixel, a second sub-pixel, and a third sub-pixel, in one row of sub-pixel groups, each of the first spacers is located between the first sub-pixel and the second sub-pixel which are adjacent to each other, each of the second spacers is located between the second sub-pixel and the third sub-pixel which are adjacent to each other, the third spacer is located between the third sub-pixel and the first sub-pixel which are adjacent to each other, and a number of the first spacers, a number of the second spacers, and a number of the third spacers are approximately equal.