Display panel, method for manufacturing same, and display device with improved stress absorbing capacity

US12120905B2 · kind B2 · utility

Assignees

• Chengdu BOE Optoelectronics Technology Co., Ltd. · CN
• BOE Technology Group Co., Ltd. · CN

Inventors

• Shaopeng LI · Beijing, CN
• Tianjun Deng · Beijing, CN
• Junhao AI · Beijing, CN
• Xiaolong TANG · Beijing, CN
• Xinfeng Zhou · Beijing, CN
• Cheng Zhang · Nanhu, CN
• Weiben ZHANG · Beijing, CN
• Rongkun FAN · Beijing, CN
• Ren XIONG · Beijing, CN
• Wenze LI · Beijing, CN

Key dates

• Filing date: Oct 27, 2021
• Grant date: Oct 15, 2024
• Expiry date: Dec 29, 2042

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10K2102/311

Abstract

Provided is a display panel. The display panel includes a drive backplane and a stress absorbing layer. The drive backplane includes a pixel circuit region and a peripheral region disposed outside the pixel circuit region, the peripheral region including a bending region; wherein the bending region and the pixel circuit region are sequentially arranged along a first direction, and the bending region is provided with at least one isolation trench arranged along a second direction, the at least one isolation trench extend through the drive backplane. The stress absorbing layer includes a plurality of absorbing portions, at least one of the plurality of absorbing portions being provided on both sides of each of the at least one isolation trench.