Patent ID: 7095091

Claim:
A finger structure for a packaging stacked structure, wherein the packaging stacked structure includes at least a first and a second chips stacked one above another, and at least a first and a second leading wires, each coupled at one end thereof to a respective one of said first and second chips, the finger structure comprising; at least one finger set connected to said first and second leading wires, said at least one finger set including at least one finger unit, formed as a flat strip-like structure entirely expanding in a single plane and having a first and a second co-planar bonding areas positioned on an obverse surface of said at least one finger unit, each of said first-and second leading wires being bonded at another end thereof to said first and second bonding areas, respectively, wherein said flat strip-like structure of said at least one finger unit is formed of at least two co-planar portions angled each to the other in the same plane at a predetermined bending angle.