A cross-band frequency conversion antenna based on intelligent origami structure
An origami structure and cross-band technology, which is applied in the field of frequency reconfigurable antennas, can solve the problems of the influence of external bias circuit and the small frequency tuning range of antenna performance, and achieve cross-band frequency conversion, small antenna electrical length, and reduce work efficiency Effect
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Embodiment 1
[0029] A cross-band frequency-changing antenna based on an intelligent origami structure of the present invention, its structural front section view is as follows figure 1 As shown, (component composition) includes 4D printing deformable origami substrate 1, antenna arm 2, coaxial feeder 3, SMA radio frequency coaxial connector 4 and RF signal transmitter;
[0030]The 4D printing deformable origami substrate 1 is a self-locking square-twist folding structure printed by an Object 350 printer of Stratasys Company, with VeroWhite material as the panel 6 and TangoBlack material as the crease 5;
[0031] Among them, the plane size of the 4D printed deformable origami substrate 1 in the unfolded state is 195 x 195 mm 2 , with a thickness of 0.75mm, and its planar unfolded structure is as follows figure 2 As shown, the size of the central square of the 4D printed deformable origami base is 17.5 x 17.5 mm 2 , the center of the square has a 6 x 6mm opening 2 Square hole. After fol...
Embodiment 2
[0037] A cross-band frequency-changing antenna based on an intelligent origami structure of the present invention, its structural front section view is as follows figure 1 As shown, (component composition) includes 4D printing deformable origami substrate 1, antenna arm 2, coaxial feeder 3 and SMA RF coaxial connector 4;
[0038] The 4D printing deformable origami substrate 1 is a self-locking square-twist folding structure printed by an Object 350 printer of Stratasys Company, with VeroWhite material as the panel 6 and TangoBlack material as the crease 5;
[0039] The plane size of the 4D printed deformable origami substrate in the unfolded state is 110 x 110 mm 2 , with a thickness of 0.5mm, the central square size of the 4D printed deformable origami substrate is 20 x 20 mm 2 , the center of the square has a 6 x 6mm opening 2 Square hole, its folded structure is as follows image 3 shown.
[0040] The printed 4D printed deformable origami base 1 is taken out, cleaned an...
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