| Name: | Discrete Fourier Transform (DFT) |
| ID: | m10249 |
| Language: | English (en) |
| Summary: | The Fourier transform can be computed in discrete-time despite the complications caused by a finite signal and continuous frequency. |
| Subject: | Mathematics and Statistics |
| Keywords: | DFT, Discrete Fourier Transform, Fourier Transform |
| Document Type: | -//CNX//DTD CNXML 0.5 plus MathML//EN |
| License: | Creative Commons Attribution License (CC-BY 1.0) |
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| Authors: | Don Johnson (dhj@rice.edu) |
| Copyright Holders: | Don Johnson (dhj@rice.edu) |
| Maintainers: | Don Johnson (dhj@rice.edu), Prashant Singh (prash@ece.rice.edu), John Cottrell (jac3@rice.edu), Mariyah Poonawala (mariyah@rice.edu), CJ Ganier (seejaie@rice.edu), Richard Baraniuk (richb@rice.edu), Matthew Hutchinson (mhutch@rice.edu) |
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| Version: | 2.27 (history) |
| Created: | Aug 8, 2001 12:00 am GMT-5 |
| Revised: | Oct 22, 2008 9:14 am GMT-5 |
| Version: | 2.27 Oct 22, 2008 9:14 am GMT-5 by Don Johnson |
| Changes: | Changed the appearance of an equation. |
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| Version: | 2.26 Jun 5, 2007 3:31 pm GMT-5 by Don Johnson |
| Changes: | Fixed a bad math formatting problem. |
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| Version: | 2.25 May 31, 2007 9:54 am GMT-5 by Don Johnson |
| Changes: | Fixed some equation errors. |
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| Version: | 2.24 Jul 19, 2006 4:36 pm GMT-5 by Charlet Reedstrom |
| Changes: | Added Matthew Hutchinson as a Maintainer |
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| Version: | 2.23 Apr 14, 2005 2:17 pm GMT-5 by Charlet Reedstrom |
| Changes: | update mathml to best practices |
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| Version: | 2.22 Oct 20, 2003 8:28 am GMT-5 by (None) |
| Changes: | Corrected some MathML extranities. |
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| Version: | 2.21 Aug 15, 2003 1:09 pm GMT-5 by Prashant Singh |
| Changes: | Added files for LabVIEW demos and fixed typo. |
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| Version: | 2.20 Aug 12, 2003 12:04 pm GMT-5 by Prashant Singh |
| Changes: | Added DFT analysis and synthesis VI demos. |
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| Version: | 2.19 Jul 27, 2003 4:06 pm GMT-5 by Don Johnson |
| Changes: | Fixed intermodule link errors. |
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| Version: | 2.18 Jul 24, 2003 10:49 am GMT-5 by Mariyah Poonawala |
| Changes: | added maintainer |
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| Version: | 2.17 Jul 9, 2003 2:05 pm GMT-5 by Charlet Reedstrom |
| Changes: | addmaintainers |
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| Version: | 2.16 Oct 27, 2002 12:00 am GMT-5 by (Unknown) |
| Changes: | Fixed some math typos. |
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| Version: | 2.15 Aug 3, 2002 12:00 am GMT-5 by (Unknown) |
| Changes: | Changed title metadata. |
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| Version: | 2.14 Aug 3, 2002 12:00 am GMT-5 by (Unknown) |
| Changes: | Correct some equation errors. |
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| Version: | 2.13 Jul 17, 2002 12:00 am GMT-5 by (Unknown) |
| Changes: | fixed stuff |
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| Version: | 2.12 Jul 10, 2002 12:00 am GMT-5 by (Unknown) |
| Changes: | 1> change the version to 0.4 2> change the &pi and &infin problem. Liqun |
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| Version: | 2.11 Oct 23, 2001 12:00 am GMT-5 by (Unknown) |
| Changes: | Fixed more numerous math typos. |
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| Version: | 2.10 Oct 23, 2001 12:00 am GMT-5 by (Unknown) |
| Changes: | Fixed many math typos. |
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| Version: | 2.9 Sep 11, 2001 12:00 am GMT-5 by Brent Hendricks |
| Changes: | Converted to CNXML 0.3.5 |
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| Version: | 2.8 Aug 24, 2001 12:00 am GMT-5 by (Unknown) |
| Changes: | - Use an mover with =, ? to simulate equest |
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| Version: | 2.7 Aug 23, 2001 12:00 am GMT-5 by (Unknown) |
| Changes: | fixed blanks |
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| Version: | 2.6 Aug 22, 2001 12:00 am GMT-5 by (Unknown) |
| Changes: | Another + exponent error fixed |
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| Version: | 2.5 Aug 22, 2001 12:00 am GMT-5 by (Unknown) |
| Changes: | Fixed errors in + exponents |
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| Version: | 2.4 Aug 20, 2001 12:00 am GMT-5 by (Unknown) |
| Changes: | Fixed title. |
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| Version: | 2.3 Aug 20, 2001 12:00 am GMT-5 by (Unknown) |
| Changes: | Change the title from DTFT to DFT. |
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| Version: | 2.2 Aug 15, 2001 12:00 am GMT-5 by (Unknown) |
| Changes: | - Fixed forgotten second term of division |
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| Version: | 2.1 Aug 8, 2001 12:00 am GMT-5 by (Unknown) |
| Changes: | new module created by combining m0502 and m0527 |
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| Version: | 2.0 Aug 8, 2001 12:00 am GMT-5 by (Unknown) |
| Changes: | Added initial template for new module m10249 |
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Johnson, D. Discrete Fourier Transform (DFT), Connexions Web site. http://cnx.org/content/m10249/2.27/, Oct 22, 2008.
Johnson D. Discrete Fourier Transform (DFT) [Connexions Web site]. October 22, 2008. Available at: http://cnx.org/content/m10249/2.27/.
Johnson, D. (2008, October 22). Discrete Fourier Transform (DFT). Retrieved from the Connexions Web site: http://cnx.org/content/m10249/2.27/
Johnson, Don. "Discrete Fourier Transform (DFT)." Connexions. October 22, 2008. http://cnx.org/content/m10249/2.27/.
Don Johnson, "Discrete Fourier Transform (DFT)," Connexions, October 22, 2008, http://cnx.org/content/m10249/2.27/.
Johnson, D. 2008. Discrete Fourier Transform (DFT). Connexions, October 22, 2008. http://cnx.org/content/m10249/2.27/.
Johnson, Don. Discrete Fourier Transform (DFT). Connexions. 22 Oct. 2008 <http://cnx.org/content/m10249/2.27/>.