Display substrate, display apparatus, and method of fabricating display substrate

US11482578B2 · kind B2 · utility

Assignee

• BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. · CN

Inventors

• Huajie Yan · Beijing, CN
• Tun Liu · Beijing, CN
• Qingyu Huang · Beijing, CN
• Xiaohu Li · Beijing, CN
• Zhiqiang Jiao · Beijing, CN

Key dates

• Filing date: Mar 27, 2019
• Grant date: Oct 25, 2022
• Expiry date: Sep 7, 2039

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10K85/6572

Abstract

A display substrate having a plurality of subpixels is provided. The display substrate includes a base substrate; and a pixel definition layer defining a plurality of subpixel apertures. The pixel definition layer includes a smart material sub-layer comprising a smart insulating material. The display substrate in a respective one of the plurality of subpixels includes an organic light emitting layer in a respective one of the plurality of subpixel apertures.