Error-Correction Coding for Digital Communications
Error-Correction Coding for Digital Communications
A new multilevel coding method using error-correcting codes
IEEE Transactions on Information Theory
Channel coding with multilevel/phase signals
IEEE Transactions on Information Theory
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This paper proposes an original system for the attainment of codes for multilevel coding modulation. These codes are made up of short binary block codes and are found through computer search. Some of these codes are shown here. The decoding of the proposed codes is easy, due to its binary representation. A comparison with Sayegh's and Baldini's codes is made and the decoding simulation results of some codes are shown.