Frequency-adjustable microwave absorber
An absorber, microwave technology, applied in electrical components, antennas, magnetic field/electric field shielding and other directions, can solve the problem that the absorption frequency cannot be changed, and achieve the effect of convenient processing, light weight and good absorption effect
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[0020] The present invention will be further explained below in conjunction with the drawings.
[0021] Such as Figure 1-Figure 3 As shown, a frequency-adjustable microwave absorber includes: a resonant unit group 1, a dielectric substrate 2, an anti-transmission layer 3. A plurality of resonant unit groups 1 are arranged on the top surface of the dielectric substrate 2 at intervals, and the dielectric substrate 2 An anti-transmission layer 3 is provided on the back side; the resonance unit group 1 includes: a first metal horizontal bar 11, a second metal horizontal bar 12, the first metal horizontal bar 11 and the second metal horizontal bar 12 are arranged in parallel, and the first A plurality of groups of oppositely arranged first metal vertical bars 13 and second metal vertical bars 14 are arranged between a metal horizontal bar 11 and a second metal horizontal bar 12, and each group of the first metal vertical bars 13, the second metal vertical bars The ends of the bars 1...
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