Metal working – Method of mechanical manufacture – Electrical device making
Patent
1999-05-19
2000-12-12
Arbes, Carl J.
Metal working
Method of mechanical manufacture
Electrical device making
29830, 29852, A05K 330
Patent
active
06158116&
ABSTRACT:
The radio frequency module of the present invention includes an insulating substrate having a first metal film on a first principal surface thereof and a second metal film on a second principal surface thereof opposed to the first principal surface and a semiconductor device. The semiconductor device is thermally and electrically coupled to the second metal film, and a thickness of the second metal film is larger than that of the first metal film.
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Ishikawa Osamu
Maeda Masahiro
Arbes Carl J.
Matsushita Electric - Industrial Co., Ltd.
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