US 12,266,281 B2
Display substrate and display device
Lili Du, Beijing (CN); Hongjun Zhou, Beijing (CN); and Feng Wei, Beijing (CN)
Assigned to CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Sichuan (CN); and BOE Technology Group Co., Ltd., Beijing (CN)
Appl. No. 17/782,164
Filed by CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Sichuan (CN); and BOE Technology Group Co., Ltd., Beijing (CN)
PCT Filed Jun. 1, 2021, PCT No. PCT/CN2021/097632
§ 371(c)(1), (2) Date Jun. 2, 2022,
PCT Pub. No. WO2022/252112, PCT Pub. Date Dec. 8, 2022.
Prior Publication US 2024/0194101 A1, Jun. 13, 2024
Int. Cl. G09G 3/00 (2006.01); H10K 59/127 (2023.01); H10K 59/131 (2023.01)
CPC G09G 3/006 (2013.01) [H10K 59/1275 (2023.02); H10K 59/131 (2023.02); G09G 2300/0426 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A display substrate, comprising:
a display region and a non-display region at least partially surrounding the display region, the non-display region comprising a binding region;
a plurality of first pads located in the binding region, and configured to be electrically coupled to an external electrical test circuitry at a panel test stage, and bound to a circuit board so as to transmit an electric signal from the circuit board to the display region at a display stage; and
a plurality of second pads located in the binding region, and configured to be bound to the circuit board so as to transmit the electric signal from the circuit board to the display region at the display stage,
wherein the plurality of first pads and the plurality of second pads are arranged side by side in a first direction, and a width of each of the plurality of first pads in the first direction is greater than a width of each of at least a part of the plurality of second pads in the first direction; and
the plurality of first pads comprises a first sub-pad group and a second sub-pad group, the first sub-pad group comprises a plurality of first sub-pads, the second sub-pad group comprises a plurality of second sub-pads, and the plurality of second pads is located between the first sub-pad group and the second sub-pad group.