Surface Acoustic Wave Filter (SAWF) is a sort of analogue device for signal processing.
声表面波器件是一种新型的模拟信号处理器件。
This paper also analyzes crosstalk coupling of SAWF down-leads by the coupling model between two parallel transmission lines.
本文还分析了saw滤波器上面引线间的串扰问题，简化为平行双导线间串扰的耦合模型进行分析。
Furthermore, the influences of SAWF center frequency are display by the curves, as a result, this cutting error have a kind of influences on centre frequency of SAWF.
计算结果表明，这种切割误差对声表面波滤波器中心频率有一定影响。
Effective method have really been provided for making high stopband rejection and high frequency SAWF and correctly using them and optimizing the component function as far as possible.
为制作高阻带抑制高频SAWF和正确使用高频SAWF，尽可能优化器件性能，提供了有效方法。
Two kinds of SAWF using respectively usual and SPUDT tapered transducers with 15% fractional bandwidth are designed on Y128. One transducer is block weighted, and the other one withdrawal - weighted.
我们在Y128基片上采用一般型和SPUDT型锥型换能器制作了相对带宽约15%的声表面波滤波器，一个换能器采用“块加权”，另一个换能器采用抽指加权。
Two kinds of SAWF using respectively usual and SPUDT tapered transducers with 15% fractional bandwidth are designed on Y128. One transducer is block weighted, and the other one withdrawal - weighted.
我们在Y128基片上采用一般型和SPUDT型锥型换能器制作了相对带宽约15%的声表面波滤波器，一个换能器采用“块加权”，另一个换能器采用抽指加权。
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