US 12,356,810 B2
Display substrate with stepped wire configuration, dummy rectangle units and display apparatus, and manufacturing method thereof
Lili Du, Beijing (CN); Ming Hu, Beijing (CN); Feng Wei, Beijing (CN); Hongjun Zhou, Beijing (CN); and Yue Long, Beijing (CN)
Assigned to Chengdu BOE Optoelectronics Technology Co., Ltd., Sichuan (CN); and BOE Technology Group Co., Ltd., Beijing (CN)
Appl. No. 17/419,305
Filed by Chengdu BOE Optoelectronics Technology Co., Ltd., Sichuan (CN); and BOE Technology Group Co., Ltd., Beijing (CN)
PCT Filed Oct. 23, 2020, PCT No. PCT/CN2020/123336
§ 371(c)(1), (2) Date Jun. 29, 2021,
PCT Pub. No. WO2022/082753, PCT Pub. Date Apr. 28, 2022.
Prior Publication US 2022/0320228 A1, Oct. 6, 2022
Int. Cl. H10K 59/131 (2023.01); G09G 3/3266 (2016.01); H10K 59/12 (2023.01)
CPC H10K 59/131 (2023.02) [G09G 3/3266 (2013.01); G09G 2310/0286 (2013.01); G09G 2310/0297 (2013.01); H10K 59/1201 (2023.02)] 19 Claims
OG exemplary drawing
 
1. A display substrate, comprising:
a display region and a bezel region located on a periphery of the display region, wherein the bezel region comprises a first bezel and a second bezel oppositely disposed in a first direction, a third bezel and a fourth bezel oppositely disposed in a second direction, a first corner connecting a first bezel and a third bezel, a second corner connecting a second bezel and a third bezel, a third corner connecting a first bezel and a fourth bezel, and a fourth corner connecting a second bezel and a fourth bezel; at least one of the first corner to the fourth corner is an arced corner; the first direction is an extending direction of scanning signal wires in the display region, and the second direction is an extending direction of data signal wires in the display region; at least one of the first corner to the fourth corner is provided with a stepped first wiring and a plurality of stepped second wirings, the stepped first wiring comprises a first wiring segment extending along the first direction and a first wiring segment extending along the second direction, each of the plurality of stepped second wirings comprises a second wiring segment extending along the first direction and a second wiring segment extending along the second direction, a plurality of first rectangle regions are formed by the first wiring segment extending along the first direction, the first wiring segment extending along the second direction, the second wiring segment extending along the first direction and the second wiring segment extending along the second direction which are adjacent, and a plurality of shift register units are respectively disposed in the plurality of first rectangle regions,
wherein the plurality of stepped second wirings are a plurality of stepped test signal wires, at least one third rectangle region is formed between one of the plurality of stepped test signal wires and the rest of the plurality of stepped test signal wires, and a dummy unit is disposed in the at least one third rectangle region.