METHOD sequential decoding systematic convolutional codes on the basis of algorithms Fano

摘要

1. a consistent u0434u0435u043au043eu0434u0438u0440u043eu0432u0430u043du0438u00a0 systematic u0441u0432u0435u0440u0442u043eu0447u043du044bu0445 codes based on fano algorithm, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 so that decoding of u043fu0440u0438u043du00a0u0442u043eu0439 u043fu043eu0441u043bu0435u0434u043eu0432u0430u0442u0435 u043bu044cu043du043eu0441u0442u0438 in the absence of treatment u0438u0441u043fu0440u0430u0432u043bu0435u043du0438u00a0 mistakes, u043eu0431u0440u0430u0431u0430u0442u044bu0432u0430u0435u0442u0441u00a0 only one branch of the code tree, u0441u043eu043eu0442u0432u0435u0442u0441u0442u0432u0443u044eu0449u0430u00a0 current symbol of the channel.;2. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that, in the case of u0438u0441u043fu043eu043bu044cu0437u043eu0432u0430u043du0438u00a0 u043cu00a0u0433u043au043eu0433u043e u0440u0435u0448u0435u043du0438u00a0, metric of the code tree corresponding to all possible symbols channel without auchy side by side, are a branch of the most reliable reception of the channel.