Multistage amplifier

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United States of America Patent

PATENT NO 9871493
SERIAL NO

15048340

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A first transistor has a first terminal and a second terminal. A second transistor has a third terminal, a fourth terminal and a fifth terminal electrically connected to the second terminal of the first transistor during amplification performed by the first transistor. A first bias circuit is electrically connected to the first terminal of the first transistor and supplies a first bias to the first terminal so that a magnitude of the first bias is increased with a rise in circuit temperature. A second bias circuit is electrically connected to the third terminal of the second transistor and supplies a second bias to the third terminal so that the magnitude of the second bias is constantly maintained with respect to changes in the circuit temperature.

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Patent Owner(s)

Patent OwnerAddress
NERA INNOVATIONS LIMITEDSUITE 23 THE HYDE BUILDING CARRICKMINES DUBLIN 18

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Heima, Tetsuya Tokyo, JP 9 120

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