Patent ID: 11899318
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 4:
5. The display substrate of claim 4, wherein the display substrate further comprises a black matrix arranged on the base substrate, an orthographic projection of the black matrix on the base substrate is a plurality of strips that extend in the row direction and are arranged in the column direction, each of the plurality of strips includes a first area overlapping an orthographic projection of the main post spacer on the base substrate and a second area overlapping an orthographic projection of the sub post spacer on the base substrate, a size of the first area in the column direction is greater than a size of the second area in the column direction, an edge of the first area expands in a circular arc shape in the second direction, and the main post spacer is located at a center of the first area.