Convolutional code: Difference between revisions

Revision as of 00:52, 9 August 2006

Revision as of 08:58, 30 August 2006

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===Perforated Convolutional Codes===

A ''perforation'' is a technique used to make a ''m/n'' rate code from a "basic" ''1/2'' code. It is reached by deletion of some bits in the decoder output. Bits are deleted according to ''perforation matrix''. The following perforation matrixesmatrices are the most frequently used:

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