Active solid-state devices (e.g. – transistors – solid-state diode – Combined with electrical contact or lead – Chip mounted on chip
Reexamination Certificate
2005-10-04
2008-10-28
Nguyen, Tuan H (Department: 2813)
Active solid-state devices (e.g., transistors, solid-state diode
Combined with electrical contact or lead
Chip mounted on chip
C257S778000, C257S780000
Reexamination Certificate
active
07443036
ABSTRACT:
The manufacturing method of the semiconductor device of the present invention has a step forming solder balls on the circuit face of a mother chip, a step making flip chip bonding of the daughter chip after the step forming solder balls on the circuit face of the mother chip, and a step making flip chip bonding of the mother chip on a circuit board using the solder balls.
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patent: 6504241 (2003-01-01), Yanagida
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patent: 7122906 (2006-10-01), Doan
patent: 2004-146728 (2004-05-01), None
Chin et al. “Breakthrough Ball Attach Technology by Introducing Solder Paste Screen Printing.” IEEE 2001 Electronic Components and Technology Conference.
Harada Kozo
Iwasaki Toshihiro
Kimura Michitaka
Nguyen Tuan H
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
Renesas Technology Corp.
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