Patent · US Active

Array substrate and display apparatus

US12219849B2 · kind B2 · utility

0Cited by
1References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 26, 2021
Grant dateFeb 4, 2025
Priority date
Expiry dateMay 26, 2041

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10K2102/311
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

An array substrate and a display apparatus are provided The array substrate includes: at least one adjusting portion on the base substrate and having a first cross section in a plane perpendicular to the base substrate; first cross section includes top and bottom sides, first and second lateral sides; the bottom side is closer to the base substrate than the top side, an orthographic projection of the top side on the base substrate is within an orthographic projection of the bottom side on the base substrate; the first and/or second lateral sides is/are stepped; a buffer layer on a side of the adjusting portion away from the base substrate; light-emitting devices on a side of the buffer layer away from the base substrate and each including a first electrode, a light-emitting layer and a second electrode sequentially arranged along a direction away from the base substrate.

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