Variable filter circuit and wireless communication apparatus

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United States of America Patent

PATENT NO 9787277
SERIAL NO

15230764

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Abstract

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A variable filter circuit includes a serial arm connected between ports (P1-P2), a parallel arm having a resonator connected in series between ports (P1-P3), and another parallel arm having another resonator connected in series between ports (P2-P3). The serial arm includes a capacitor connected between the ports (P1-P2), and the parallel arms include variable capacitances connected in series to the resonators.

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Patent Owner(s)

  • MURATA MANUFACTURING CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ogami, Takashi Kyoto, JP 14 486
Sugiyama, Shouzo Kyoto, JP 3 31
Tada, Hitoshi Kyoto, JP 81 743
Tani, Masakazu Kyoto, JP 50 270

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