In addition, the stop-bandrejection can be further increased by using elliptic filter function which has limited frequency transmission zeros.
另外,在函数类型上使用椭圆函数型,使带外出现有限频率传输零点,进一步提高了带外抑制能力。
2
The invention relates to an antenna comprising at least one radiating device (100) which is provided with a rejectionfilter associated with the frequency band of an interfering signal.