Patent · US Active

Thin film transistor substrate, display device having the same, method of manufacturing thin film transistor substrate, and method of manufacturing display device

US11315955B2 · kind B2 · utility

0Cited by
1References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 27, 2019
Grant dateApr 26, 2022
Priority date
Expiry dateFeb 27, 2039

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10K59/1213

Abstract

A thin film transistor substrate, a display device, a method of manufacturing a thin film transistor substrate, and a method of manufacturing a display device, the thin film transistor substrate including a substrate; a first thin film transistor on the substrate, the first thin film transistor including a first active pattern, and a first gate electrode arranged to overlap at least a part of the first active pattern; and a second thin film transistor on the substrate, the second thin film transistor including a second active pattern that includes a plurality of protrusions on an upper surface thereof, and a second gate electrode arranged to overlap at least a part of the second active pattern.

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