本文还讨论了零相位互补扇形滤波器的设计。
与已有的设计方法相此，大大减少了扇形滤波器的系数并简化了其实现结构。
This algorithm results in a great reduction of multiplications and simplifies the realization structure of fan filters as compared with the published design procedures.
因此，作者将二维扇形滤波方法做了近一步的改善，引入了频率—波数域内带通切饼式滤波方法。
So the author improves the 2-d sector filtering method, introduces the bang-transit and cake-cut filtering method in frequency - wave count area.
讨论了用扇形波导作为旋转模式滤波器的基本原理。
The basic principle of a rotating mode filter with fan-shaped waveguide is presented.
讨论了用扇形波导作为旋转模式滤波器的基本原理。
The basic principle of a rotating mode filter with fan-shaped waveguide is presented.
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