Design of 50Hz notch filter based on MATLAB
- VernacularTitle:基于MATLAB的工频干扰陷波器设计
- Author:
Shitao QI
;
Liming TANG
;
Min WU
;
Tiebing LIU
- Publication Type:Journal Article
- Keywords:
ECG;
MATLAB;
notch filter;
50Hz power frequency interference;
sampling
- From:
Chinese Medical Equipment Journal
2004;0(08):-
- CountryChina
- Language:Chinese
-
Abstract:
50Hz power frequency interference is the main noise of ECG signal.With the signal processing toolbox of MATLAB,this paper develops a high-performance 50Hz notch filter.The design method is relatively simple compared with other methods and the application result verifies its efficiency.
