Eight-arm spiral circularly-polarized dual-band antenna applicable to laser direct forming technology
A laser direct forming, dual-frequency antenna technology, which is applied to the structural connection of the antenna, the antenna grounding switch, and the device that enables the antenna to work in different frequency bands at the same time. and other problems, to achieve the effect of being conducive to mass production, low elevation gain, and easy production and processing
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[0044] The specific embodiments of the present invention are given below in conjunction with the accompanying drawings, but the present invention is not limited to the following embodiments. Advantages and features of the present invention will be apparent from the following description and claims. It should be noted that all the drawings are in very simplified form and use imprecise ratios, which are only used for the purpose of conveniently and clearly assisting in describing the embodiments of the present invention.
[0045] Please refer to figure 1 with figure 2 , the present invention proposes an eight-arm helical circularly polarized dual-frequency antenna suitable for laser direct forming technology, including: antenna dielectric body J1; antenna resonator A1, which is arranged in cooperation with the antenna dielectric body J1 to form an integral antenna; antenna The circuit board B1 is connected and arranged at the bottom of the antenna dielectric body J1 and the a...
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