Display panel and preparation method thereof, and display apparatus

US11864415B2 · kind B2 · utility

Assignee

• BOE Technology Group Co., Ltd. · CN

Inventors

• Wenqu Liu · Beijing, CN
• Feng Zhang · 南丰镇, CN
• Qi Yao · Nanhu, CN
• Zhao Cui · Beijing, CN
• Xiaoxin Song · Beijing, CN
• Zhijun Lv · Beijing, CN
• Dongfei HOU · Beijing, CN
• Detian MENG · Beijing, CN
• Liwen Dong · Beijing, CN
• Libo Wang · Beijing, CN
• Yang Yue · Milpitas, US
• Haitao Huang · Beijing, CN
• Chuanxiang Xu · Beijing, CN

Key dates

• Filing date: Jun 25, 2021
• Grant date: Jan 2, 2024
• Expiry date: Mar 21, 2042

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10K71/00

Abstract

Provided are a display panel and a preparation method thereof, and a display apparatus. The display panel includes a first display region, and the first display region includes multiple sub-display regions and a first light transmittance region located between adjacent sub-display regions. Each first sub-display region of the multiple sub-display regions includes a first light-emitting element and a first filter unit disposed in a first light-emergence direction of the first light-emitting element. Each second sub-display region in the multiple sub-display regions includes a first collimating light extraction element disposed in a second light-emergence direction of the first light-emitting element and a second filter unit disposed in a light-emergence direction of the first collimating light extraction element.