TLT-5406 DIGITAL TRANSMISSION – Collection of Questions
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چکیده
12. Considering discrete-time channels, sketch a chart showing the following plots: (a) Continuous-valued AWGN channel capacity (bits/symbol) as a function of SNR (b) Maximal conveyed information as a function of SNR for the following alphabets: 2-PSK, 4-PSK, 16-QAM, 64-QAM The characteristic shapes of the curves and asymptotic behaviors are essential. 13. The capacity per symbol for a continuous-valued discrete-time channel is ) 1 ( log 2 1 2 2 σ β + = s C . Based
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