https://blog.laning.org/tags/fir%E6%BB%A4%E6%B3%A2%E5%99%A8/Recent content in FIR滤波器 on Laning's BlogHugozh-CNTue, 01 Apr 2025 15:45:39 +0800https://blog.laning.org/posts/wp-0246/Fri, 21 Apr 2023 14:33:00 +0800https://blog.laning.org/posts/wp-0246/<h2 id="1-课程信息">1. 课程信息</h2> <p>■<strong>实验地点</strong>：清水河校区KB239</p> <ul> <li> <p>■ **实验时间：**2021.04.16</p> </li> <li> <p>■ **实验时长：**3小时（4节课）</p> </li> </ul> <h2 id="2-实验要求">2. 实验要求</h2> <p>1. The fir filter input sampling rate is <strong>100kHz</strong>, the filter passband single-sideband bandwidth is <strong>20kHz</strong>, the out-of-band suppression is <strong>90dB</strong>, and the in-band ripple is <strong>1dB</strong>.</p> <p>2. The filter coefficient needs to be <strong>fixed-point</strong>, and the effective number of ADCs is <strong>24bit</strong>. The filter coefficient bit width is self-defined.</p>