Sub-band coding: Difference between revisions

Revision as of 13:20, 18 April 2012

Revision as of 18:22, 1 June 2012

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{{Multiple issuesunreferenced|context = October 2009|unreferenceddate = October 2011}}

In [[signal processing]], '''Sub-band coding''' ('''SBC''') is any form of [[transform coding]] that breaks a signal into a number of different [[frequency band]]s and encodes each one independently. This decomposition is often the first step in data compression for audio and video signals.

==Basic principles==