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Coupled bandstop/bandpass filter

阅读:93发布:2022-01-03

专利汇可以提供Coupled bandstop/bandpass filter专利检索,专利查询,专利分析的服务。并且This disclosure includes a four pole bandstop filter coupled to a five pole bandpass filter tuned to an adjacent band to achieve a very steep attenuation curve between the two bands and an increased bandstop width.,下面是Coupled bandstop/bandpass filter专利的具体信息内容。

1. An electrical ladder-type filter which comprises a. a bandstop filter having four series resonant circuits in transverse branches and connected to a common point, and capacitors to couple between pairs of series resonant circuits, and b. a bandpass filter coupled to said bandstop filter and having 5 parallel resonant circuits in transverse branches, said bandpass filter having a capacitor to couple between two of the parallel resonant circuits, said bandstop filter being tuned to a band adjacent to the passband of said bandpass filter, and wherein one of said parallel resonant circuits includes a tapped inductor and the bandstop filter connects to the tap on said tapped inductor.
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