| 摘要 |
A capacitor structure is described, including a substrate, a first metal layer in the substrate, an etching stop layer on the substrate having therein an opening that exposes a portion of the first metal layer, a connection layer on the portion of the first metal layer, the sidewall of the opening and a portion of the etching stop layer, a second metal layer over the connection layer, and an insulating layer between the second metal layer and the connection layer.
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