Variable gain amplifier and wireless communication device

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United States of America Patent

PATENT NO 11437965
SERIAL NO

17018272

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A variable gain amplifier according to an embodiment comprises a first path, a matching circuit, an amplifier circuit, a second path, and a third path. The first path includes an attenuation circuit, has one end connected to a first input terminal, and attenuates an input signal and outputs an attenuated signal. The matching circuit has one end connected to the other end of the first path. The amplifier circuit has an input connected to the other end of the matching circuit and an output connected to a first output terminal, and amplifies an input signal. The second path is connected in parallel to the first path. The third path has one end connected to the first input terminal, and the other end connected to the first output terminal.

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Patent Owner(s)

  • KABUSHIKI KAISHA TOSHIBA; TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ishimori, Toshifumi Yokohama Kanagawa, JP 7 24
Ohno, Shinji Kawasaki Kanagawa, JP 32 539

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