Introduction of finite impulse response filters

3. Digital Filtering

4. Digital vs. Analog Filtering

5. Frequency Response Comparison

8. 4-point Moving Average Filter

9. Calculating Output Of 4-point Moving Average Filter

10. 4-tap Moving Average Filter Step Response

11. Moving Average Filter Response To Noise Superimposed On Step Input

12. Moving Average Filter Frequency Response

13. N-tap Finite Impulse Response (FIR) Filter

14. Simplified Filter Notations

15. Calculating Outputs Of 4-tap FIR Filter Using A Circular Buffer

17. ADSP-21XX FIR Filter Assembly Code (Single Precision)

19. FIR Filter Impulse Response Determines The Filter Coefficients

20. Duality Of Time And Frequency

21. FIR Filter Design Using The Windowed-sinc Method

24. FIR CAD Techniques: Parks Mcclellan Program With Remez Exchange Algorithm

25. Parks Mcclellan Equiripple FIR Filter Design: Program Inputs

26. FIR Filter Program Outputs

27. FIR Design Example: Frequency Response

28. FIR Filter Design Example: Step Response

29. FIR Design Example: Impulse Response (Filter Coefficients)

32. Bandpass and Bandstop Filters Designed from Lowpass and Highpass Filters