Broadband directional microstrip patch antenna
A microstrip patch antenna and microstrip feeder technology, applied in the application field of communication technology, can solve the problems of increasing the complexity of installation, increasing the complexity of processing, unfavorable antenna installation and fixing, etc., and achieves increased isolation and high processing accuracy. , the effect of improving cross-polarization performance
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Embodiment 1
[0032] Embodiment 1: Vertically Polarized Broadband Microstrip Patch Antenna with 15° Tilt Angle
[0033] Antenna structure such as figure 1 As shown, the structure of each layer is as follows figure 2 shown. The total size of the antenna with the metal reflector 4 is 105mm×59mm×15.5mm (L×W×H). The thickness of the dielectric layer between the radiation patch array 1 and the metal ground plane 2 is 2 mm, the thickness of the dielectric layer between the metal ground plane 2 and the microstrip feeder network 3 is 1 mm, and the dielectric constant of the dielectric substrate as the dielectric layer is uniform Taconic (Taconic) for 2.55. The horizontal spacing of patch units is 25mm, and the vertical spacing is 24mm. An H-shaped slot 9 of 5.5mm×5mm is opened on the metal grounding surface 2, and the slot width is 1mm. The longitudinal dimension of the open-circuit microstrip line 10 is 9.5mm, the transverse dimension is equal to the transverse spacing of patch units of 25mm...
Embodiment 2
[0034] Embodiment 2: Horizontally polarized broadband microstrip patch antenna with 15° inclination angle
[0035] Antenna structure such as image 3 As shown, the structure of each layer is as follows Figure 4 shown. The total size of the antenna with the metal reflector 8 is 111mm×51mm×15.5mm (L×W×H). The thickness of the dielectric layer between the radiation patch array 5 and the metal ground plane 6 is 2 mm, the thickness of the dielectric layer between the metal ground plane 6 and the microstrip feeder network 7 is 1 mm, and the dielectric substrates used as the dielectric layer have a dielectric constant Taconic (Taconic) for 2.55. The horizontal spacing of patch units is 22mm, and the vertical spacing is 25mm. An H-shaped slot 18 of 5.5 mm×4.5 mm is opened on the metal ground plane 6 with a slot width of 1 mm. The transverse dimension of the open circuit microstrip line 19 is 9mm, the longitudinal dimension is equal to the vertical spacing of the chip units being...
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