Problem 3: Consider the channel y = x + 2 where X € (0,2) and Z is uniformly distributed and given as f(3) = 0 SZs2 lo o
Posted: Wed Apr 27, 2022 6:10 pm
Problem 3: Consider the channel y = x + 2 where X € (0,2) and Z is uniformly distributed and given as f(3) = 0 SZs2 lo otherwise
ii. Compute the channel capacity by computing H(Y) - H(Y|X) h[Y|X] = h[Z] If X = 0 → Y € (0,2] If X = 2 → Y € [2, 4] 1 f(Y) = Y 6 [0, 4] ,E h(Y) = 6*** log(4)dy = 2 bits I[X;Y] = 2 - 1 = 1 bit
ii. Compute the channel capacity by computing H(Y) - H(Y|X) h[Y|X] = h[Z] If X = 0 → Y € (0,2] If X = 2 → Y € [2, 4] 1 f(Y) = Y 6 [0, 4] ,E h(Y) = 6*** log(4)dy = 2 bits I[X;Y] = 2 - 1 = 1 bit