The embodiment of the invention provides a sensing system and an unmanned aerial vehicle, the sensing system comprises a first radar and a second radar, a first array antenna of the first radar comprises a first patch unit group composed of a plurality of first patch units, and the first patch unit group comprises a first feed point; a second array antenna of the second radar comprises a second patch unit group consisting of a plurality of second patch units, the second patch unit group comprises second feed points, and a connecting line formed by the plurality of second feed points is orthogonal to a connecting line formed by the plurality of first feed points; the polarization direction of the electromagnetic wave emitted by the first array antenna is the same as the polarization direction of the electromagnetic wave emitted by the second array antenna, and the polarization direction is vertical polarization or horizontal polarization, so that the scanning effect of the sensing system on a slender object in the horizontal direction or the vertical direction can be improved; therefore, the detection rate of the sensing system on specific small objects is higher, the sensing capability of the system is comprehensively and finely improved, and the safety of the unmanned aerial vehicle during flight is improved.
本发明实施例提供了一种感测系统和无人飞行器,感测系统包括第一雷达和第二雷达,第一雷达的第一阵列天线包括由多个第一贴片单元组成的第一贴片单元组,第一贴片单元组包括第一馈点,第二雷达的第二阵列天线包括由多个第二贴片单元组成的第二贴片单元组,第二贴片单元组包括第二馈点,多个第二馈点形成的连线正交于多个第一馈点形成的连线,第一阵列天线发射的电磁波的极化方向与第二阵列天线发射的电磁波的极化方向相同,极化方向为垂直极化或水平极化,可以提高感测系统对水平方向或垂直方向上细长型物体的扫描效果,以保证感测系统对特定型的细小物体的检出率更高,全方位、精细化地提高了系统的感测能力,提高无人飞行器飞行时的安全性。
Sensing system and unmanned aerial vehicle
感测系统和无人飞行器
2024-05-24
Patent
Electronic Resource
Chinese
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