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JOURNALS // Problemy Peredachi Informatsii // Archive
Probl. Peredachi Inf., 1986 Volume 22, Issue 2, Pages 34–42 (Mi ppi933)
Information Theory and Coding Theory

New Asymptotic Lower Bounds on the Free Distance of Time-Invariant Convolutional Codes

K. Sh. Zigangirov


Abstract: It is shown that the familiar Costello bound for the free distance is valid not only for time-varying but also for time-constant convolutional codes with sufficiently “long” edges.

UDC: 621.391.15

Received: 25.04.1984


 English version: Problems of Information Transmission, 1986, 22:2, 104–111

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