User contributions for Pridma
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3 December 2007
- 18:0718:07, 3 December 2007 diff hist +772 Mark's Homework 15 →Explanations current
- 18:0218:02, 3 December 2007 diff hist 0 Mark's Homework 15 →MATLAB Script
- 18:0218:02, 3 December 2007 diff hist −45 Mark's Homework 15 →Graphs
- 17:5917:59, 3 December 2007 diff hist 0 N File:OVR20071203Fig3.png No edit summary current
- 17:5917:59, 3 December 2007 diff hist 0 N File:OVR20071203Fig2.png No edit summary current
- 17:5917:59, 3 December 2007 diff hist 0 N File:OVR20071203Fig1.png No edit summary current
- 17:5917:59, 3 December 2007 diff hist +460 Mark's Homework 15 No edit summary
- 16:1416:14, 3 December 2007 diff hist −172 Mark's Homework 15 →MATLAB Script
- 15:5915:59, 3 December 2007 diff hist −1 Mark's Homework 15 →MATLAB Script
- 15:5815:58, 3 December 2007 diff hist +2,861 N Mark's Homework 15 New page: ==Problem== Make a MATLAB script to do four times oversampling and a filter so as to eliminate as much as possible the effect of the D/A converter that follows the interpolation filter. =...
- 15:5315:53, 3 December 2007 diff hist −13 User:Pridma →Homework current
- 15:5315:53, 3 December 2007 diff hist +50 User:Pridma →Homework
12 November 2007
- 11:5311:53, 12 November 2007 diff hist −34 Chris' Page on Aliasing using MatLab →Demo of Aliasing Using Matlab current
- 11:5011:50, 12 November 2007 diff hist +4 Using the DFT No edit summary
- 11:5011:50, 12 November 2007 diff hist −1,704 Mark's Homework Removing all content from page current
- 11:4711:47, 12 November 2007 diff hist −24 Fourier Transform Removing all content from page current
- 11:4611:46, 12 November 2007 diff hist +6 Mark's Article on Aliasing →MATLAB script current
9 November 2007
- 13:5113:51, 9 November 2007 diff hist +1,704 N Mark's Homework 13 New page: ==Problem== Sample <math>sin(2 \pi t)</math> at 3Hz and take the DFT. Explain the results. ==MATLAB script== <pre> clear all; close all; f = 1; %sine wave frequency fs = 3; %sample frequ... current
- 13:5113:51, 9 November 2007 diff hist −1 User:Pridma →Homework
- 13:4913:49, 9 November 2007 diff hist 0 Mark's Homework →MATLAB script
- 13:4813:48, 9 November 2007 diff hist +1,704 N Mark's Homework New page: ==Problem== Sample <math>sin(2 \pi t)</math> at 3Hz and take the DFT. Explain the results. ==MATLAB script== <pre> clear all; close all; f = 1; %sine wave frequency fs = 3; %sample frequ...
- 13:4313:43, 9 November 2007 diff hist 0 N File:DFT20071109Fig4.png No edit summary current
- 13:4313:43, 9 November 2007 diff hist 0 N File:DFT20071109Fig3.png No edit summary current
- 13:4313:43, 9 November 2007 diff hist 0 N File:DFT20071109Fig2.png No edit summary current
- 13:4313:43, 9 November 2007 diff hist 0 N File:DFT20071109Fig1.png No edit summary current
- 13:3513:35, 9 November 2007 diff hist +38 User:Pridma →Homework
8 November 2007
- 18:3918:39, 8 November 2007 diff hist +4 Mark's Article on the DFT →The DFT current
- 18:3918:39, 8 November 2007 diff hist +2,528 N Mark's Article on the DFT New page: ==The DFT== The ''Discrete Fourier Transform'', or ''DFT'' for short, is the Fourier Transform in the discrete world. It is almost exactly like the Fourier Transform. ===MATLAB script=== ...
- 18:1618:16, 8 November 2007 diff hist +71 N File:DFT20071108Fig4.png The actual Fourier transform of a sample signal for describing the DFT. current
- 18:1518:15, 8 November 2007 diff hist +46 N File:DFT20071108Fig3.png The shifted FFT signal for describing the DFT. current
- 18:1518:15, 8 November 2007 diff hist +48 N File:DFT20071108Fig2.png The unshifted FFT signal for describing the DFT. current
- 18:1518:15, 8 November 2007 diff hist +51 N File:DFT20071108Fig1.png The original sampled signal for describing the DFT. current
- 18:1018:10, 8 November 2007 diff hist +44 User:Pridma →Homework
- 16:1016:10, 8 November 2007 diff hist +1,725 N Mark's Article on Aliasing New page: ==Aliasing== Aliasing is the problem you get if you ignore Nyquist's theorem that says you must sample at least twice the fastest frequency. ===MATLAB script=== <pre> clf; f = 3; %sine ...
- 16:0016:00, 8 November 2007 diff hist +48 N File:Alias11082007fig1.png Figure generated by MATLAB which shows aliasing. current
- 15:3015:30, 8 November 2007 diff hist +45 User:Pridma →Homework
25 October 2007
- 22:1622:16, 25 October 2007 diff hist +1,336 N Mark's Article on Sampling No edit summary current
11 October 2007
- 20:2920:29, 11 October 2007 diff hist 0 Pridma's Article on Fourier Transforms →Useful Applications current
- 20:1820:18, 11 October 2007 diff hist −1 Pridma's Article on Fourier Transforms No edit summary
- 20:1620:16, 11 October 2007 diff hist +26 Pridma's Article on Fourier Transforms →Useful Applications
- 20:0220:02, 11 October 2007 diff hist +2 Pridma's Article on Fourier Transforms →Useful Applications
- 19:3219:32, 11 October 2007 diff hist +11 Pridma's Article on Fourier Transforms →Even and Odd Parts
- 19:3019:30, 11 October 2007 diff hist +10 Pridma's Article on Fourier Transforms →Time Shift
- 19:2519:25, 11 October 2007 diff hist +23 Pridma's Article on Fourier Transforms →The Derivative of x(t)
- 19:2119:21, 11 October 2007 diff hist +10 Pridma's Article on Fourier Transforms No edit summary
- 19:1819:18, 11 October 2007 diff hist +24 Pridma's Article on Fourier Transforms →Useful Applications
- 19:1519:15, 11 October 2007 diff hist +55 Pridma's Article on Fourier Transforms →Examples
25 September 2007
- 19:4419:44, 25 September 2007 diff hist +1 User:Pridma →About Me
- 19:3819:38, 25 September 2007 diff hist +381 N User:Pridma No edit summary
- 19:3819:38, 25 September 2007 diff hist +1 Signals and Systems →2007-2008 contributors