US 12,469,456 B2
Display substrate with optimized fan-out structure, preparation method thereof, and display apparatus
Shilong Wang, Beijing (CN); Haigang Qing, Beijing (CN); Ziyang Yu, Beijing (CN); Yunsheng Xiao, Beijing (CN); Gukhwan Song, Beijing (CN); Zhiliang Jiang, Beijing (CN); and Ming Hu, Beijing (CN)
Assigned to Chengdu BOE Optoelectronics Technology Co., Ltd., Sichuan (CN); and BOE Technology Group Co., Ltd., Beijing (CN)
Filed by Chengdu BOE Optoelectronics Technology Co., Ltd., Sichuan (CN); and BOE Technology Group Co., Ltd., Beijing (CN)
Filed on Oct. 26, 2024, as Appl. No. 18/927,876.
Application 18/927,876 is a continuation of application No. 17/781,720, granted, now 12,170,059, previously published as PCT/CN2021/106995, filed on Jul. 19, 2021.
Prior Publication US 2025/0046253 A1, Feb. 6, 2025
Int. Cl. G09G 3/3233 (2016.01); H10K 59/121 (2023.01); H10K 59/131 (2023.01)
CPC G09G 3/3233 (2013.01) [H10K 59/1213 (2023.02); H10K 59/1315 (2023.02); G09G 2310/08 (2013.01); G09G 2320/0233 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A display substrate, comprising a drive circuit layer disposed on a substrate and a light emitting structure layer disposed on a side of the drive circuit layer away from the substrate, wherein the drive circuit layer comprises a plurality of circuit units, at least one circuit unit of the plurality of circuit units comprises a pixel drive circuit, a first power supply line providing a power supply signal to the pixel drive circuit, a data signal line providing a data signal to the pixel drive circuit, and a data fan-out line connected with the data signal line; at least a portion of the first power supply line, the data signal line, and the data fan-out line is arranged at intervals along a first direction, and is extended along a second direction, at least a portion of the data fan-out line is disposed between the first power supply line and the data signal line, the first direction is intersected with the second direction;
wherein the light emitting structure layer comprises at least one anode;
wherein the at least one circuit unit further comprises an initial signal line providing an initial signal to the pixel drive circuit, the initial signal line comprises a first initial signal line of which a body portion extends along the first direction and an initial signal connection line of which a body portion extends along the second direction, the initial signal connection line is connected with the first initial signal line; and
for two adjacent data fan-out lines in the first direction, an orthographic projection of at least one data fan-out line of the two adjacent data fan-out lines on a plane of the display substrate is at least partially overlapped with an orthographic projection of the initial signal connection line on the plane of the display substrate, an orthographic projection of the other one of the two adjacent data fan-out lines on the plane of the display substrate is not overlapped with the orthographic projection of the initial signal connection line on the plane of the display substrate, and an orthographic projection of the two adjacent data fan-out lines on the plane of the display substrate is at least partially overlapped with an orthographic projection of the at least one anode on the plane of the display substrate.