Semiconductor integrated device having parallel signal lines

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United States of America Patent

PATENT NO 5523622
SERIAL NO

08533410

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Abstract

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For taking a characteristic impedance matching of signal transmission lines in a package which carries thereon a semiconductor chip with a very high-speed LSI formed thereon, there is provided a semiconductor integrated circuit device wherein one ends of signal transmission lines formed on a main surface of a package substrate are extended up to the position just under pads formed on a main surface of the semiconductor chip and are connected to the pads on the chip electrically through bump electrodes, while opposite ends of the signal transmission lines are extended to the outer peripheral portion of the main surface of the package substrate and outer leads are bonded thereto.

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Patent Owner(s)

Patent OwnerAddress
HITACHI LTDJAPAN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Harada, Takashi Hidaka, JP 351 4614
Hayashi, Kiyoshi Ohme, JP 104 1036
Kamada, Chiyoshi Kokubunji, JP 10 312
Kumazawa, Jun Ohme, JP 1 119
Masuzawa, Kazutaka Ueda, JP 4 142
Nagai, Kenji Iruma, JP 75 1182
Nishiuma, Masahiko Ohme, JP 3 188
Yoshihara, Kazuhiro Ohme, JP 20 436

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