SAW滤波器的输入叉指换能器(IDT)等值加权，而输出叉指换能器具有修正的汉明窗结构。
The input interdigital transducers (IDTs) in SAW filters are uniformly weighted while the output IDTs have the modified Hamming window structure.
针对线性时不变动态系统，给出了故障检测观测器设计问题的描述，采用后置滤波器达到对故障具有尽可能大的灵敏度，而同时对未知输入信号的影响具有尽可能强的鲁棒性目标。
Using post-filter can reach the aim when the system is designed to be as possibleas sensitive to faults and simultaneously as possibleas robust to the unknown inputs such as disturbance.
其自适应窗的尺寸随信号的特征而变，以得到精确的信号估值，滤波器具有良好的滤波韧性和信号分辨力。
The size of adaptive window is variated with the signal characteristics in order to obtain a precise estimate of the signal. The filters present goodftiltering robustness and signal resolution.
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