Mask for deposition
AssigneeSamsung Display Co., Ltd.
InventorMinji Jang
Life of this patent
Estimating the term…
Abstract
An embodiment provides a deposition mask including an opening area including an opening; a first dummy opening area disposed at a first side of the opening area in a first direction and having a first dummy opening in the first dummy opening area; and a second dummy opening area disposed at a second side of the opening area in the first direction and having a second dummy opening in the second dummy opening area. A first side and a second side of the opening are asymmetrical with respect to a second direction intersecting the first direction, and the first dummy opening and the second dummy opening are symmetrical with the opening with respect to the second direction.
Claims17
A deposition mask comprising:
- an opening area including an opening;
- a first dummy opening area disposed at a first side of the opening area in a first direction and having a first dummy opening in the first dummy opening area;
- and
- a second dummy opening area disposed at a second side of the opening area in the first direction and having a second dummy opening in the second dummy opening area, wherein
- a first side and a second side of the opening are asymmetrical with respect to a second direction intersecting the first direction, and
- the first dummy opening and the second dummy opening are symmetrical with the opening with respect to the second direction,
- wherein
- an extending direction of the opening is inclined by a degrees with respect to the second direction, and
- an extending direction of the first dummy opening and the second dummy opening is inclined by −α degrees with respect to the second direction.
A deposition mask comprising:
- an opening area including a first surface and a second surface facing each other, and including an opening;
- a substantially concave pattern disposed on the second surface and extending in a direction intersecting an extending direction of the opening;
- and
- a boundary portion disposed between the opening and the substantially concave pattern on the second surface and the boundary portion being thicker than the substantially concave pattern.
Dependencies are inferred from the claim text.