一种带阻滤波器

By using a bent component to connect the resonant pillar and employing tap coupling in the band-stop filter, the problems of large filter size and single coupling method are solved, achieving miniaturization and stable and reliable performance of the filter.

CN224520163UActive Publication Date: 2026-07-17广东正北通信科技有限公司

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
广东正北通信科技有限公司
Filing Date
2025-10-20
Publication Date
2026-07-17

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Abstract

本实用新型公开了一种带阻滤波器,属于滤波器技术领域,包括滤波器本体,所述滤波器本体上设有若干独立的滤波腔体;谐振柱,所述谐振柱安装于所述滤波腔体内,所述谐振柱顶端设置有抽头件;折弯件,所述折弯件设置于所述滤波腔体内,且将两个相邻的谐振柱连通,相邻的折弯件之间采用连接件进行连接;接头,所述接头包括输入接头与输出接头,所述输入接头以及所述输出接头分别安装于所述滤波器本体的上表面与下表面。本实用新型的带阻滤波器采用折弯件对谐振柱进行连通处理,其能够有效缩小滤波器的体积,实现了滤波器的小型化设计,满足滤波器在小型化场景下的使用,并且该带阻滤波器采用抽头耦合的方式,使带阻滤波器的性能更加稳定可靠。
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