High-frequency circuit board and antenna module

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United States of America

PATENT NO 12193151
APP PUB NO 20230354507A1
SERIAL NO

18157489

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Abstract

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A high-frequency circuit board includes: a first insulating layer having a first dielectric constant; a first metal layer provided to stack over the first insulating layer; a second insulating layer provided to stack over the first metal layer, and having a second dielectric constant lower than the first dielectric constant; a second metal layer provided to stack over the second insulating layer, on which a compound semiconductor device is mounted; and first vias penetrating the second insulating layer and connecting the first metal layer with the second metal layer.

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Patent Owner(s)

  • FUJITSU LIMITED

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hara, Naoki Sagamihara, JP 60 557
Kumazaki, Yusuke Atsugi, JP 11 8
Nakata, Yoshihiro Atsugi, JP 92 978
Ohki, Toshihiro Hadano, JP 63 1380
Okamoto, Naoya Isehara, JP 120 1023
Ozaki, Shirou Yamato, JP 83 1110

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