Band pass filter having multi micro-strip line

摘要

A band-pass filter including a microstrip transmission line includes: a substrate having a ground plane formed on a back surface thereof; An input port formed on an upper surface portion of the substrate and receiving a transmission signal; An output port formed on an upper surface portion of the substrate and outputting a filtered transmission signal; And one end portion is connected to the input port and the other end portion is connected to the output port, and the plurality of signal transmission lines are arranged in parallel spaced apart from each other at a predetermined interval.