US 2025/0098422 A1Published application

Display Substrate and Display Device

AssigneesChengdu Boe Optoelectronics Technology Co., Ltd., Boe Technology Group Co., Ltd.

InventorsZhuoran YAN, Fengli JI, Hongjun ZHOU, Zhenli ZHOU, Yanwei LU, Yudiao CHENG, Chengjie QIN

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Abstract

A display substrate comprises a display area and a bezel area, wherein a side of the display area close to the bezel area forms a first step-shaped display area boundary, the bezel area at least comprises a capacitance area, the capacitance area comprises a plurality of compensation capacitors, and the plurality of compensation capacitors form a second step-shaped capacitance area boundary on a side far away from the display area; the display area boundary comprises a plurality of first steps connected in sequence, the first steps having a first step length and a first step width, and the capacitance area boundary comprises a plurality of second steps connected in sequence.

Claims22

Dependent claims

A display substrate, comprising a display area and a bezel area located on a periphery of the display area, wherein

the display area comprises a plurality of sub-pixels forming a plurality of pixel rows and a plurality of pixel columns, quantities of sub-pixels in at least part of the pixel columns are reduced in a direction close to the bezel area, and a first step-shaped display area boundary is formed on a side of the display area close to the bezel area;
the bezel area at least comprises a capacitance area, and the capacitance area comprises a plurality of compensation capacitors forming a second step-shaped capacitance area boundary on a side away from the display area;
and
the display area boundary comprises a plurality of first steps connected in sequence, the first steps have a first step length and a first step width, the capacitance area boundary comprises a plurality of second steps connected in sequence, the second steps have a second step length and a second step width, the second step length is less than or equal to the first step length, the second step width is less than or equal to the first step width, the first step length and the second step length are dimensions of the first step and the second step in a pixel column direction, respectively, and the first step width and the second step width are dimensions of the first step and the second step in a pixel row direction, respectively.

1 more element

A display substrate, comprising a display area and a bezel area located on a periphery of the display area, wherein

the display area comprises a plurality of sub-pixels forming a plurality of pixel rows and a plurality of pixel columns, at least one pixel column comprises a data signal line and a first power supply line, the bezel area at least comprises a plurality of compensation capacitors, at least one compensation capacitor comprises a first compensation plate and a second compensation plate, an orthographic projection of the first compensation plate on the display substrate is at least partially overlapped with an orthographic projection of the second compensation plate on the display substrate;
and
on a plane perpendicular to the display substrate, the display substrate comprises a base substrate and a first conductive layer, a second conductive layer, a third conductive layer and a fourth conductive layer provided in sequence on the base substrate, the data signal line is provided in the third conductive layer or the fourth conductive layer, the first power supply line is provided in the fourth conductive layer, the first compensation plate and the second compensation plate are provided in two of the first conductive layer to the fourth conductive layer, the first compensation plate is connected with one of the data signal line and the first power supply line, and the second compensation plate is connected with the other of the data signal line and the first power supply line.

Dependencies are inferred from the claim text.

Facts

Application: 18/559,064Filed 31 Oct 2022
Published: 20 Mar 2025
Term ends: Not estimatedThe source records don’t support an estimate.

Classification6 codes

H10K 59/1216
Characterised by the geometry or disposition of pixel elements: the pixel elements being capacitors
G02F 1/1362
Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit: active…
H10K 59/10
Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00: oLED…
H10K 59/131
Active-matrix OLED [AMOLED] displays: interconnections, e.g. wiring lines or terminals

Family

US 12,672,431 B2Related patent
US 2025/0098422 A1This patent

From the US filing history. Foreign family members aren’t listed.

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