Patent · US Active

Display motherboard, preparation method thereof, display substrate and display device

US12004376B2 · kind B2 · utility

0Cited by

0References

13Claims

0Family size

Assignees

Inventors

Linhong Han · Beijing, CN
Yi Zhang · Redwood City, US
Guangzhou Zhao · Beijing, CN
Yiyang Zhang · Lo Wu, CN
Yuqing Yang · Beijing, CN
Tingliang Liu · Beijing, CN
Pengfei Yu · Beijing, CN
Yang Zhou · Nanhu, CN
Qun Ma · Beijing, CN
Xiping Li · Beijing, CN
Shikai Qin · Beijing, CN
Weiyun Huang · Beijing, CN
Yue Long · Beijing, CN

Key dates

Filing date	Dec 29, 2020
Grant date	Jun 4, 2024
Priority date	—
Expiry date	Mar 31, 2042

Classification

Technology area (CPC H)Electricity
CPC primaryH10K71/851
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

Provided are a display motherboard, a preparation method thereof, a display substrate and a display device. The display motherboard includes a plurality of display substrate regions and a cutting region located at a periphery of each of the plurality of display substrate regions; the display motherboard includes a driving structure layer arranged in each of the plurality of display substrate regions and a marking structure layer arranged in each cutting region, wherein the marking structure layer includes a cutting mark layer; and a planarization layer arranged on the driving structure layer and the marking structure layer, and covering the marking structure layer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.