Active solid-state devices (e.g. – transistors – solid-state diode – Housing or package – Smart card package
Patent
1998-05-07
2000-05-09
Dutton, Brian
Active solid-state devices (e.g., transistors, solid-state diode
Housing or package
Smart card package
257922, H01L 2358, H01L 2302
Patent
active
060607734
ABSTRACT:
A semiconductor chip has a nonvolatile memory formed on the upper surface side of a semiconductor substrate. The chip includes at least one recess portion formed in the lower surface of the semiconductor substrate. The recess portion is located in a region corresponding to the nonvolatile memory. A method of manufacturing the semiconductor chip is also disclosed.
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patent: 5450366 (1995-09-01), Watanabe
patent: 5510655 (1996-04-01), Tanielian
patent: 5608718 (1997-03-01), Schiewe
Ban Hiroshi
Takeda Tadao
Tanno Masaaki
Dutton Brian
Nippon Telegraph and Telephone Corporation
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