問題詳情

【題組】

(d) (6%) To increase data rate, suppose now you want to send THREE messagesinstead of two, which again occur with equal a priori probability. SupposeSA(t), SB(t), and sc(t) are chosen to represent these messages, and the powerspectral density of the noise is

. The union bound of the averagesymbol error probability is_____________________

參考答案