Need to find cutoff frequency using frequency spectrum

4 ビュー (過去 30 日間)
hiru shashikala
hiru shashikala 2021 年 11 月 20 日
回答済み: Star Strider 2021 年 11 月 20 日
frequency 100Hz,amplitude 2 phase=0 i generate sine wave,add 100hz noise and get a frequnecy spectrum using FFT in matlab.i want to dicide the type of filter and cutoff frequency to be used to elimate the noise using this frequency spectrum how to do that using matlab?
thank you,

回答 (1 件)

Star Strider
Star Strider 2021 年 11 月 20 日
I essentially already did all of that in my Answer to I want to remove 50 Hz noise using fir notch filter in ECG
.

カテゴリ

Help Center および File ExchangeTransforms についてさらに検索

製品


リリース

R2021a

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by