Modeling and Simulation of ECG Signal for Heartbeat Application
The heart disease is dangerous and threat to human life. Most number of heart diseases are observed in the recent years. The diseases are diagnosed and cured completely if predicted in advance. The ECG signal, which contains the data, can be processed by different methods; there is a huge movement for the healthcare applications, which consists portable, less-cost monitoring applications like wearable watches, T-shirts. Electrocardiogram signal processing module is implemented in VHDL and simulation on mentor graphics Modelsim simulator. The digital filtering with low pass FIR architecture (FIR is better than IIR). Filters shall remove the 50 Hz coupled noise and other high frequency noises; the filtered signal is fed to STFT (short-time Fourier transform) through which a lot of interference can be observed by the medical experts. An ECG signal which is a function of MATLAB is used as test input for Modelsim tool for simulation and functional verification.
KeywordsElectrocardiogram (ECG) VHDL Modelsim STFT
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