Science Fair Project Encyclopedia
Signal processing
Signal processing is the processing, amplification and interpretation of signals. Signals may come from various sources. There are various sorts of signal processing, depending on the nature of the signal, as in the following examples.
- Digital signal processing - for signals that have been digitized. Processing is done by digital circuits, microprocessors or computers.
- Analog signal processing - for signals that have not been digitized
- Audio signal processing - for electrical signals representing sound
- Speech signal processing - for interpreting spoken words
- Video signal processing - for interpreting moving pictures
- Array processing
Topics in signal processing:
03-10-2013 05:06:04
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The contents of this article is licensed from www.wikipedia.org under the GNU Free Documentation License. Click here to see the transparent copy and copyright details