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Which code requires minimum Eb/N0?(a) Orthogonal(b) Biorthogonal(c) Simplex(d) All of the mentionedThe question was asked in an online interview.My question comes from Waveform Coding topic in section Channel Coding of Digital Communications

Answer»

The CORRECT choice is (c) Simplex

Easiest EXPLANATION: A simplex code REPRESENTS the minimum energy EQUIVALENT and it requires minimum Eb/N0 for a specified symbol error rate.



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