Mask and method of fabricating display device using the mask
US10191331B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 26, 2018 |
| Grant date | Jan 29, 2019 |
| Priority date | — |
| Expiry date | Jun 26, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03F7/70216
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A mask includes a base substrate, and a light shielding pattern including a light transmitting portion and a light shielding portion on the base substrate, wherein the light shielding portion includes a third source electrode portion, a third drain electrode portion spaced apart from the third source electrode portion and including at least a portion parallel to the third source electrode portion, a first auxiliary light shielding portion at an end portion of the third source electrode portion facing the third drain electrode portion, and a second auxiliary light shielding portion at an end portion of the third drain electrode portion facing the third source electrode portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.