US 11,721,291 B2
Display substrate and display apparatus
Lili Du, Beijing (CN); Hongjun Zhou, Beijing (CN); Bo Wei, Beijing (CN); and Qian Ma, Beijing (CN)
Assigned to Chengdu BOE Optoelectronics Technology Co., Ltd., Sichuan (CN); and BOE Technology Group Co., Ltd., Beijing (CN)
Appl. No. 17/418,258
Filed by Chengdu BOE Optoelectronics Technology Co., Ltd., Sichuan (CN); and BOE Technology Group Co., Ltd., Beijing (CN)
PCT Filed Sep. 18, 2020, PCT No. PCT/CN2020/116162
§ 371(c)(1), (2) Date Jun. 25, 2021,
PCT Pub. No. WO2022/056829, PCT Pub. Date Mar. 24, 2022.
Prior Publication US 2022/0319437 A1, Oct. 6, 2022
Int. Cl. G09G 3/3275 (2016.01)
CPC G09G 3/3275 (2013.01) [G09G 2300/0426 (2013.01); G09G 2330/02 (2013.01); G09G 2330/04 (2013.01); G09G 2330/12 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A display substrate, comprising: a display region and a non-display region surrounding the display region, wherein the display region comprises at least one arc-shaped display boundary;
the display region comprises a plurality of sub-pixels, a plurality of data lines extending along a first direction and a plurality of gate lines extending along a second direction, each sub-pixel comprises a pixel circuit and a light emitting element connected to the pixel circuit, wherein the pixel circuit in each sub-pixel is electrically connected to a gate line and a data line respectively, and at least part of the sub-pixels near the arc-shaped display boundary are disposed in a terraced manner; and
the non-display region comprises a plurality of drive circuits which are cascaded and provide drive signals to the plurality of gate lines, and at least part of the drive circuits near the arc-shaped display boundary are disposed in a terraced manner;
wherein the first direction intersects with the second direction;
wherein the display region further comprises a plurality of first power lines extending along the first direction and a plurality of initial signal lines extending along the second direction, and the pixel circuit in each sub-pixel is electrically connected to a first power line and an initial signal line respectively;
the non-display region further comprises a first power supply line and an initial signal supply line, and the first power supply line and the initial signal supply line are in an annular shape;
the first power supply line is located on a side of the plurality of drive circuits close to the display region, and is electrically connected to the first power line connected to each pixel circuit, and the first power supply line near the arc-shaped display boundary is in a terraced shape; and
the initial signal supply line is located between the plurality of drive circuits and the first power supply line, and is electrically connected to the initial signal line connected to each pixel circuit, and the initial signal supply line near the arc-shaped display boundary is in a terraced shape.