Mask, exposure method and touch panel
US12050397B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Mar 15, 2021 |
| Grant date | Jul 30, 2024 |
| Priority date | — |
| Expiry date | Dec 26, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2203/04112
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A mask includes a first region and a second region. The first region includes a first light-shielding strip and a second light-shielding strip, the second region includes a third light-shielding strip, the first light-shielding strip, the second light-shielding strip is located between the first light-shielding strip and the third light-shielding strip, the first light-shielding strip, the second light-shielding strip and the third light-shielding strip are configured to shield light and bound spaces, and the spaces are configured in such a manner that light is allowed to pass through the spaces. A width of the first light-shielding strip in a first direction is larger than a width of the second light-shielding strip in the first direction, and the width of the second light-shielding strip in the first direction is larger than a width of the third light-shielding strip in the first direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.