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About: Signals Represent Information

Module by: Don Johnson

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Metadata

Name: Signals Represent Information
ID: m0001
Language: English (en)
Summary: A brief discussion of information and signals. This module includes an introduction to the notion of continuous and discrete-time signals.
Subject: Science and Technology
Keywords: analog signal, digital signal, information, signal
Document Type: -//CNX//DTD CNXML 0.5 plus MathML//EN
License: Creative Commons Attribution License (CC-BY 1.0)

Authors: Don Johnson (dhj@rice.edu)
Copyright Holders: Don Johnson (dhj@rice.edu)
Maintainers: Don Johnson (dhj@rice.edu), Roy Ha (rha@alumni.rice.edu)

Version: 2.26 (history)
Created: Jun 20, 2000 12:00 am GMT-5
Revised: May 9, 2007 11:26 am GMT-5

Version History

Version: 2.26 May 9, 2007 11:26 am GMT-5 by Chuck Bearden
Changes:
Changed the ASCII table to look better.

Version: 2.25 Apr 25, 2005 1:55 pm GMT-5 by Charlet Reedstrom
Changes:
update to cnxml-0.5

Version: 2.24 Aug 16, 2004 4:33 pm GMT-5 by Adan Galvan
Changes:
added colspecs so that table would print correctly

Version: 2.23 Apr 16, 2003 12:00 am GMT-5 by Charlet Reedstrom
Changes:
replaced the old mode designation in math tag with display - it was bothering me

Version: 2.22 Aug 16, 2002 12:00 am GMT-5 by (Unknown)
Changes:
Fixed minor typos.

Version: 2.21 Jun 17, 2002 12:00 am GMT-5 by (Unknown)
Changes:
converted to cnxml 4.0

Version: 2.20 Jun 15, 2002 12:00 am GMT-5 by (Unknown)
Changes:
changed module name

Version: 2.19 Jun 15, 2002 12:00 am GMT-5 by (Unknown)
Changes:
Changed the name of the modeule and deleted the first paragraph.

Version: 2.18 Apr 2, 2002 12:00 am US/Central by (Unknown)
Changes:
Removed empty cnxn tag linking to first figure of the module.

Version: 2.17 Mar 28, 2002 12:00 am US/Central by (Unknown)
Changes:
Fixed typo of "caterogy" and updated metadata.

Version: 2.16 Sep 11, 2001 12:00 am GMT-5 by Brent Hendricks
Changes:
Converted to CNXML 0.3.5

Version: 2.15 Aug 29, 2001 12:00 am GMT-5 by (Unknown)
Changes:
Fixed table reference error.

Version: 2.14 Aug 29, 2001 12:00 am GMT-5 by (Unknown)
Changes:
Fixed some keywords and minor typos.

Version: 2.13 Aug 22, 2001 12:00 am GMT-5 by (Unknown)
Changes:
The table looks fine and the rest of the module does as well.
-erin

Version: 2.12 Aug 20, 2001 12:00 am GMT-5 by (Unknown)
Changes:
I reuploaded all the image files to include the eps files.

Version: 2.11 Aug 17, 2001 12:00 am GMT-5 by (Unknown)
Changes:
Added speechexample.eps to the pool

Version: 2.10 Aug 17, 2001 12:00 am GMT-5 by (Unknown)
Changes:
No changes

Version: 2.9 Aug 15, 2001 12:00 am GMT-5 by (Unknown)
Changes:
Changed the table to a cals table.

Version: 2.8 Aug 15, 2001 12:00 am GMT-5 by (Unknown)
Changes:
- Change ID to m0001
- Refer to png files, not gif

Version: 2.7 Jul 17, 2001 12:00 am GMT-5 by (Unknown)
Changes:
Reorganized to make more modular, minor fixes.

Version: 2.6 May 31, 2001 12:00 am GMT-5 by (Unknown)
Changes:
Changed around the intro paragraph to read better and made the MathML vectors x_0 into real vectors (not display vectors)

Version: 2.5 May 31, 2001 12:00 am GMT-5 by (Unknown)
Changes:
Changed the intro paragraph to be more readable and make the difference between analog and digital more clear.

Version: 2.4 May 30, 2001 12:00 am GMT-5 by (Unknown)
Changes:
fd

Version: 2.3 May 30, 2001 12:00 am GMT-5 by (Unknown)
Changes:
Updated abstract

Version: 2.2 May 25, 2001 12:00 am GMT-5 by (Unknown)
Changes:
Sample text

Version: 2.1 May 25, 2001 12:00 am GMT-5 by (Unknown)
Changes:
Updated module from cnxml ver 0.2 to ver 0.3

Version: 2.0 Feb 12, 2001 12:00 am US/Central by Brent Hendricks
Changes:
Bump version to 2.0

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How to Cite and Attribute This Content

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American Chemical Society (ACS) Style Guide:

Johnson, D. Signals Represent Information, Connexions Web site. http://cnx.org/content/m0001/2.26/, May 9, 2007.

American Medical Assocation (AMA) Manual of Style:

Johnson D. Signals Represent Information [Connexions Web site]. May 9, 2007. Available at: http://cnx.org/content/m0001/2.26/.

American Psychological Assocation (APA) Publication Manual:

Johnson, D. (2007, May 9). Signals Represent Information. Retrieved from the Connexions Web site: http://cnx.org/content/m0001/2.26/

Chicago Manual of Style (Bibliography):

Johnson, Don. "Signals Represent Information." Connexions. May 9, 2007. http://cnx.org/content/m0001/2.26/.

Chicago Manual of Style (Note):

Don Johnson, "Signals Represent Information," Connexions, May 9, 2007, http://cnx.org/content/m0001/2.26/.

Chicago Manual of Style (Reference, in Author-Date style):

Johnson, D. 2007. Signals Represent Information. Connexions, May 9, 2007. http://cnx.org/content/m0001/2.26/.

Modern Languages Association (MLA) Style Manual:

Johnson, Don. Signals Represent Information. Connexions. 9 May 2007 <http://cnx.org/content/m0001/2.26/>.