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US 10,895,680 B2Granted
Display device and manufacturing method thereof
AssigneeE Ink Holdings Inc.
InventorsChi-Ming Wu, Yi-Ching Wang, Tsung-Chin Lin, Ching-Huan Liao
Life of this patent
Estimating the term…
Abstract
A display device includes a display module and an optical film. The display module has a through hole. At least one optical film is located on the display module and has an alignment through hole aligned with the through hole and an alignment mark surrounding the alignment through hole.
Claims15
A display device, comprising:
- a display module having a through hole and comprising a non-visual region surrounding the through hole, and a visual region surrounding the non-visual region;
- a plurality of auxiliary marks shown on the display module, wherein each of the auxiliary marks is shown as a line which extends from an outer boundary of the non-visual region, traverses the visual region, and ends at an outer boundary of the display module;
- and
- a first optical film located on the display module, wherein the first optical film has a first alignment through hole aligned with the through hole and a first alignment mark surrounding the first alignment through hole, the first alignment mark comprises a circular pattern and a plurality of pointing marks substantially disposed around the circular pattern, the pointing marks point to the first alignment through hole, and the pointing marks are aligned respectively with the auxiliary marks of the display module.
1 more element
A manufacturing method of a display device, comprising:
- providing a display module which has a through hole thereon and comprises a non-visual region surrounding the through hole, and a visual region surrounding the non-visual region;
- marking a plurality of auxiliary marks on the display module, wherein each of the auxiliary marks is shown as a line which extends from an outer boundary of the non-visual region, traverses the visual region, and ends at an outer boundary of the display module;
- disposing a first optical film on the display module, wherein the first optical film has a first alignment through hole and a first alignment mark surrounding the first alignment through hole, the first alignment mark comprises a circular pattern and a plurality of pointing marks substantially disposed around the circular pattern, and the pointing marks point to the first alignment through hole;
- and
- aligning the first alignment mark with the auxiliary marks to make the first alignment through hole align with the through hole, wherein the pointing marks of the first alignment mark of the first optical film are aligned respectively with the auxiliary marks of the display module.
2 more elements
Dependencies are inferred from the claim text.