This paper summarizes and reports systematical studies of Cu-based bonding technology for 3D IC applications. Hybrid Cu-oxide and Cu-polymer bonding designs and schemes are investigated. Electrical performances and reliability of Cu bond structures provide important guidelines for future 3D IC applications.
Published in:
3D Systems Integration Conference (3DIC), 2011 IEEE International
Date of Conference: Jan. 31 2012-Feb. 2 2012