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US 2013/0154771 A1Published application
Band pass filter
AssigneeKorea Electronics Technology Institute
InventorsJin Sup KIM, Gyu Bok Lee
Life of this patent
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Abstract
A band pass filter is provided. The band pass filter includes a first resonator which includes a first pattern and first microstrip line; a second resonator which includes a second pattern and second microstrip line; a third pattern vertically arranged between the first pattern and second pattern; and a ground pattern connected with the third pattern, embodying a band pass filter using a resonator having a length of 1/16 wavelength or less, instead of a resonator having a length of ¼ wavelength.
Claims8
A band pass filter comprising:
- a first resonator which includes a first pattern and first microstrip line;
- a second resonator which includes a second pattern and second microstrip line;
- a third pattern vertically arranged between the first pattern and second pattern;
- and
- a ground pattern connected with the third pattern.
2 more elements
A band pass filter comprising:
- a cross pattern formed by horizontal lines and vertical lines crossing each other;
- a ground pattern which is connected to both ends of the vertical lines of the cross pattern, distanced at a certain distance from the horizontal lines of the cross pattern, and arranged to surround the cross pattern;
- a first microstrip line arranged at a certain distance from the cross pattern and ground pattern, and arranged to overlap with an end of the horizontal lines of the cross pattern;
- and
- a second microstrip line arranged at a certain distance from the cross pattern and ground pattern, and arranged to overlap with the other end of the horizontal lines of the cross pattern.
2 more elements
Dependencies are inferred from the claim text.