Frequency selective surface-based polarization-adjustable terahertz filter
A frequency selection surface and frequency selection technology, applied in the field of terahertz filters, can solve the problems of inconvenient adjustment of the resonant frequency of terahertz filters, and achieve the effects of convenient production and processing, low cost and high selectivity
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[0022] The polarization-tunable terahertz filter based on the frequency selective surface of the present invention will be described in detail below with reference to the accompanying drawings. Those skilled in the art should understand that the embodiments described below are only exemplary descriptions of the present invention, and are not used to impose any restrictions on it.
[0023] figure 1 It is a top view of a resonant unit of a polarization-tunable terahertz filter based on a frequency selection surface in an embodiment of the present invention; figure 2 It is a front view of a resonant unit of a polarization-tunable terahertz filter based on a frequency selection surface in an embodiment of the present invention.
[0024] Such as figure 1 with figure 2 As shown, the polarization-tunable terahertz filter 100 based on the frequency selective surface of this embodiment includes a substrate 10 and at least one frequency selective surface unit 20.
[0025] Such as figure 1 wi...
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