Ultra-Wideband Antenna with Triple-Bandstop Notch and Additional Beidou Bandpass Band Features
An ultra-wideband antenna and wave trap technology, which is applied in antenna coupling, antenna grounding device, antenna grounding switch structure connection, etc. Easy to produce effects
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[0025] The present invention will be further described below in conjunction with the embodiments and accompanying drawings.
[0026] see Figure 1~4, the embodiment of the present invention is provided with a dielectric substrate 1 , an upper surface conductor layer 2 , and a lower surface conductor layer 3 . The dielectric constant of the dielectric substrate 1 is 4.4, the length is 29.5 mm, the width is 23 mm, and the thickness is 1 mm. The conductor layer 2 on the upper surface is provided with a radiation patch 21 with a slit structure and a tapered microstrip line feed structure 22, wherein the outline of the radiation patch 21 is designed as a rectangular structure, and the top of the rectangle is designed as an arc structure. The vertical length of the quasi-rectangular is 4.6mm±0.6mm, the horizontal width is 9mm±1mm, the width of the arc is equal to the width of the rectangle, and the height is 2.6mm±0.4mm; the radiation patch 21 is provided with a C-like gap 23, The...
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