Invention Grant
US07964973B2 Chip structure 有权
芯片结构

Chip structure
Abstract:
A method for fabricating a metallization structure comprises depositing a first metal layer; depositing a first pattern-defining layer over said first metal layer, a first opening in said first pattern-defining layer exposes said first metal layer; depositing a second metal layer over said first metal layer exposed by said first opening; depositing a second pattern-defining layer over said second metal layer, a second opening in said second pattern-defining layer exposes said second metal layer; depositing a third metal layer over said second metal layer exposed by said second opening; removing said second pattern-defining layer; removing said first pattern-defining layer; and removing said first metal layer not under said second metal layer.
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