Innertron Co., Ltd.

Su Duk Seo

Hak Rae Cho

An multi-band pass filter is disclosed. The multi-band pass filter in accordance with an embodiment of the present invention includes: a housing comprised with an input terminal and an output terminal separated from each other; a high pass filter installed in one inside of the housing and electrically connected to the input terminal and configured to form a plurality of resonator patterns with the circuit patterns on the printed circuit board; and a dual band reject filter series-connected with the high pass filter and provided between the high pass filter and the output terminal by forming a plurality of cavities inside the housing and furnishing each of the cavities with a resonator.

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Incheon, South Korea

Su Duk Seo