Invariances in Punctured Convolutional Codes--Their Effect on Viterbi Synchronization.
- Resource Type
- Article
- Authors
- Mogre, Advait; Dabiri, Dariush
- Source
- IEEE Transactions on Communications. Jul2000, Vol. 48 Issue 7, p1066. 4p.
- Subject
- *INVARIANTS (Mathematics)
*MATHEMATICAL transformations
*SYNCHRONIZATION
*MATHEMATICAL convolutions
*CODING theory
- Language
- ISSN
- 0090-6778
Studies the invariancy of a given punctured convolutional code to an affine class of symbol transformations known to commonly occur in digital transreceiver systems. Role of depuncturing in Viterbi synchronization; Define code invariancy to transformations; Algebraic condition for a code to be invariant under a general class of codeword transformations.