A dual-band independently tunable substrate-integrated waveguide filter
A substrate-integrated waveguide and dual-band technology, applied in waveguide-type devices, circuits, electrical components, etc., can solve the problems of complex circuits and high costs, and achieve the effects of simple operation, large return loss, and simple structure
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[0036] The present invention will be further described in detail below with reference to the drawings and embodiments.
[0037] In order to make the objectives, technical solutions, and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with specific embodiments and with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and not intended to limit the scope of the present invention. In addition, in the following description, descriptions of well-known structures and technologies are omitted to avoid unnecessarily obscuring the concept of the present invention.
[0038] Such as figure 1 As shown, a dual-band independently adjustable substrate integrated waveguide filter according to a preferred embodiment of the present invention includes a resonant cavity, a microstrip line, and perturbation grooves, connection grooves, and perturbation metal vias in the r...
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