已知某离散带通滤波器的频率响应<img src="https://static.zxtiku.com/wangke/imgs/topic/68544b01f1f0d6099e70570ba862baa1.png"/>如题27图所示，若滤波器的输入<img src="https://static.zxtiku.com/wangke/imgs/topic/3357221690b581975d7548b298f23c34.png"/><br/> 则该滤波器的输出<img src="https://static.zxtiku.com/wangke/imgs/topic/0bfbc2e7d7e1d1cd8e0e4bc8e5daa0af.png"/>( )<img src="https://static.zxtiku.com/wangke/imgs/topic/c008a944ea86eb8dd57ab686b0455827.jpg"/>