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US 2020/0091887 A1Published application
Band pass filter
AssigneeSamsung Electro-Mechanics Co., Ltd.
InventorsHyung Jin LEE, Seong Jong CHEON, Jeong Hae KIM
Life of this patent
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Abstract
A band pass filter includes: a first circuit unit including a first series LC resonant circuit disposed between a first terminal and a second terminal; a second circuit unit disposed between the first circuit unit and the second terminal, and including a first parallel LC resonant circuit; and a third circuit unit disposed between the first terminal and a ground, and including a second series LC resonant circuit, wherein a resonant frequency of the first circuit unit is in a pass band.
Claims18
A band pass filter, comprising:
- a first circuit unit comprising a first series LC resonant circuit disposed between a first terminal and a second terminal;
- a second circuit unit disposed between the first circuit unit and the second terminal, and comprising a first parallel LC resonant circuit;
- and
- a third circuit unit disposed between the first terminal and a ground, and comprising a second series LC resonant circuit,
- wherein a resonant frequency of the first circuit unit is in a pass band.
2 more elements
A band pass filter, comprising:
- series circuit units and shunt circuit units,
- wherein one series circuit unit among the series circuit units comprises a series LC resonant circuit, and a resonant frequency of the one series circuit unit is in a pass band of the band pass filter.
Dependencies are inferred from the claim text.