铁电薄膜移相器响应速度快、成本低、功耗和体积小,是一种模拟移相器,非常适合应用于相控阵天线特别是共形阵天线.介绍了4种主要的铁电薄膜移相器的结构、原理、性能和特点,指出分布型和全通网络型铁电薄膜移相器具有良好的发展前景,并进一步总结了国内外研究现状和存在的问题,提出了今后的研究方向.
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