Contact layout structure
AssigneeUnited Microelectronics Corp.
InventorWen-Chieh Wang
Life of this patent
Estimating the term…
Abstract
A contact layout structure includes a substrate having at least a first region defined thereon, plural sets of first contact layouts positioned along a predetermined direction in the first region, and a plurality of second contact layouts positioned in the first region. Each set of the first contact layouts further comprises two square contact units and two adjacent rectangle contact units positioned in between the two square contact units. Each of the rectangle contact units comprises two opposite long sides and two opposite short sides, and a length of the long sides is not equal to the a length of the short sides.
Claims20
A contact layout structure comprising:
- a substrate having at least a first region defined thereon;
- plural sets of first contact layouts positioned along a predetermined direction in the first region, each set of the first contact layouts comprises:
- two square contact units;
- and
- two adjacent rectangle contact units positioned in between the two square contact units, each of the rectangle contact units comprising two opposite long sides and two opposite short sides, and a length of the long sides being not equal to the a length of the short sides;
- and
- a plurality of second contact layouts positioned in the first region.
A contact structure comprising:
- a substrate having at least a first region defined thereon;
- and
- plural sets of first contacts positioned along a predetermined direction in the first region, each set of the first contacts comprises:
- two first contact units;
- and
- two adjacent second contact units positioned in between the two first contact units, and a connection line of center points of the second contact units being not overlapped to a connection line of center points of the first contact units.
Dependencies are inferred from the claim text.