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Wide Angle Impedance Matching Using Metamaterials in a Phased Array Antenna System
Wide Angle Impedance Matching Using Metamaterials in a Phased Array Antenna System
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机译:相控阵天线系统中使用超材料的广角阻抗匹配
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摘要
A phased array antenna system may include a sheet of conductive material with a plurality of aperture antenna elements formed in the sheet of conductive material. Each of the plurality of aperture antenna elements is capable of sending and receiving electromagnetic energy. The phased array antenna system may also include a wide angle impedance match (WAIM) layer of material disposed over the plurality of aperture antenna elements formed in the sheet of conductive material. The WAIM layer of material includes a plurality of metamaterial particles. The plurality of metamaterial particles are selected and arranged to minimize return loss and to optimize an impedance match between the phased array antenna system and free space to permit scanning of the phased array antenna system up to a predetermined angle in elevation.
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