Display panel including light modulation structure and display device including the display panel

US12295214B2 · kind B2 · utility

Assignee

• Hubei Yangtze Industrial Innovation Center Of Advanced Display Co., Ltd. · CN

Inventors

• Peng Shen · Beijing, CN
• Junqiang Wang · 红钢城街道, CN
• Jiaxian LIU · Xiamen, CN

Key dates

• Filing date: Apr 13, 2022
• Grant date: May 6, 2025
• Expiry date: Oct 29, 2043

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10K59/8792

Abstract

The present application provides a display panel and a display device, the display panel includes a light extraction layer and a cover layer, wherein the light extraction layer is located on a side of the cover layer close to a pixel definition layer, a light modulation structure includes a plurality of light extraction units, each of the light extraction units includes a first sub-unit and a second sub-unit, wherein the light extraction layer includes a light extraction opening and the first sub-unit, the second sub-unit is located in the cover layer, and a refractive index of the first sub-unit is smaller than a refractive index of the second sub-unit.