The quasi-elliptic function filter with one transmission zero has the better selectivity than the general Chebyshev filter.
带有一对传输零点的准椭圆函数滤波器相比切比雪夫型滤波器具备更好的选择性。
The transmission zeros(TZ) of Quasi-elliptic function filter could be placed in any position, so the attenuation out of band is controllable, then a high selection performance could get.
准椭圆函数滤波器的传输零点,可以位于阻带内的任意位置处,这能更加灵活地对滤波器的带外抑制度进行调节,其矩形系数可以做得很高。
Quasi elliptic filer is a novel high performance filter. Due to its complicated prototype and poor efficiency to extract parameter with classic method, its application has been confined.
准椭圆函数滤波器是一种新型的高性能滤波器形式,但是由于其原型电路的形式比较复杂,用经典综合的方法提取其参数的效率很低,限制了这种形式滤波器的应用。
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