分析了副载波调频技术用于光纤光栅阵列查询的基本原理。
The fundamental principle of sub-carrier frequency modulation used for FBG array interrogation is analyzed.
基于端射阵理论，优化设计了一副小型宽带、具有大前后比的双鞭天线，并以此作为阵列天线的基本单元组成六元均匀线阵。
Then, based on the end-fire array theory, a small broadband twin-whip antenna with big forward to backward ratio is designed.
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