Consider the encoder of Figure. (a) Construct the state diagram Consider the encoder of Figure. (a) Construct the state diagram for this encoder. (b) Starting from the all-zero stare, trace the path that corresponds to the message sequence 10111. .. . Compare the resulting sequence with that determined inproblem.
Consider the encoder of Figure b for a rate r Consider the encoder of Figure b for a rate r = 2/3, constraint length K = 2 convolutional code. Determine the code sequence produced by the message sequence10111…
Consider the DSB-SC signal s (t) = Ac cos (2πA?ct) m (t) Consider the DSB-SC signal s (t) = Ac cos (2pA?ct) m (t), where Ac cos (2pA?ct) is the carrier wave and m (t) is the message signal. This modulated signal is applied to a square-law device characterized by y (t) = s2 (t). […]
Consider the (5, 1) repetition code of Example 10.1. Evaluate Consider the (5, 1) repetition code of Example 10.1. Evaluate the syndrome s for the following error patterns: (a) All five possible single-error patterns (b) All 10 possible double-error patterns
Consider the binary symmetric channel described in Figure. Consider the binary symmetric channel described in Figure. Let Po denote the prob. ability of sending binary symbol x0 = 0, and let p1 = 1 â P0 denote the probability of sending binary symbol x1 = 1, Let p denote the transition probability of the channel […]
Consider the AM signal s (t) = Ac [1 + μ cos (2πA?mt)] Consider the AM signal s (t) = Ac [1 + Âľ cos (2pA?mt)] cos (2pA?ct) produced by a sinusoidal modulating signal of frequency A?m. Assume that the modulation factor Âľ = 2, and the carrier frequency A?c is much greater than A?m. […]
Consider the (31, 15) Reed-Solomon code Consider the (31, 15) Reed-Solomon code. (a) How many bits are there in a symbol of the code? (b) What is the block length in bits? (c) What is the minimum distance of the code? (d) How many symbols in error can the code correct?
Construct the trellis diagram for the encoder of Figure, assumin Construct the trellis diagram for the encoder of Figure, assuming a message sequence of length 5. Trace the path through the trellis corresponding to the message sequence 10111. . . . Compare the resulting encoder output with that found inproblem.
Construct the code tree for the convolutional encoder of Figure Construct the code tree for the convolutional encoder of Figure. Trace the path through the tree that corresponds to the message sequence 10111 . . . , and compare the encoder output with that determined inproblem.
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