Gate structure with hard mask structure formed thereon and method for forming the same
First Claim
1. A semiconductor structure, comprising:
- a first capacitor structure, the first capacitor structure comprising;
a fin structure formed over a substrate;
a first gate structure formed over the substrate, wherein a first portion of the first gate structure overlaps with a portion of the fin structure;
a first hard mask structure formed over the first portion of the first gate structure;
a first conductive structure formed on the first hard mask structure over the first portion of the first gate structure, wherein the first hard mask structure is vertically sandwiched between the first conductive structure and the first gate structure; and
a first contact formed on a second portion of the first gate structure, wherein the first contact is in direct contact with the second portion of the first gate structure.
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Accused Products
Abstract
A semiconductor structure and a method for forming the same are provided. The semiconductor structure includes a first capacitor structure. The first capacitor structure includes a fin structure formed over a substrate and a first gate structure formed over the substrate. In addition, a first portion of the first gate structure overlaps with a portion of the fin structure. The first capacitor structure further includes a first hard mask structure formed over the first portion of the first gate structure and a first conductive structure formed on the first hard mask structure over the first portion of the first gate structure. The first capacitor structure further includes a first contact formed on a second portion of the first gate structure. In addition, the first contact is in direct contact with the second portion of the first gate structure.
4 Citations
20 Claims
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1. A semiconductor structure, comprising:
a first capacitor structure, the first capacitor structure comprising; a fin structure formed over a substrate; a first gate structure formed over the substrate, wherein a first portion of the first gate structure overlaps with a portion of the fin structure; a first hard mask structure formed over the first portion of the first gate structure; a first conductive structure formed on the first hard mask structure over the first portion of the first gate structure, wherein the first hard mask structure is vertically sandwiched between the first conductive structure and the first gate structure; and a first contact formed on a second portion of the first gate structure, wherein the first contact is in direct contact with the second portion of the first gate structure. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A semiconductor structure, comprising:
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a first capacitor structure, the first capacitor structure comprising; a first gate structure formed over a substrate; a first hard mask structure formed over a first portion of the first gate structure; a first conductive structure formed on the first hard mask structure over the first portion of the first gate structure, wherein the first hard mask structure is vertically sandwiched between the first conductive structure and the first gate structure; and a first contact formed on a second portion of the first gate structure, wherein the first contact is in direct contact with the second portion of the first gate structure; and a transistor structure, the transistor structure comprising; a second gate structure formed over the substrate; a second hard mask structure formed over a first portion of the second gate structure; a second contact formed on source and drain regions in the substrate adjacent to the second gate structure, wherein the first hard mask structure has a first thickness, and the second hard mask structure has a second thickness substantially equal to the first thickness. - View Dependent Claims (11, 12, 13, 14)
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15. A method for forming a semiconductor structure, comprising:
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forming a first gate structure and a second gate structure over a substrate; forming first source and drain regions and second source and drain regions in the substrate respectively adjacent to the first gate structure and the second gate structure; forming a first hard mask structure on the first gate structure and a second hard mask structure on the second gate structure; forming a first conductive structure on the first hard mask structure and a second contact on the second source and drain regions adjacent to the second gate structure, wherein the first hard mask structure is vertically sandwiched between the first conductive structure and the first gate structure; and forming a first contact through the first hard mask structure over the first gate structure. - View Dependent Claims (16, 17, 18, 19, 20)
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Specification