A new simple approach to effectively detect QRS-T complexes in ECG curve is described, so as to easily get the P wave (when AF does not happen) or the f wave (when AF happens).

• 提出了一种简便有效的、由心电图(ECG)曲线提取QRS-T复合波的新方法,从而获得P波(当房颤未发生时)或f波(当房颤时);