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Unformatted text preview: > /T s , where T s is the symbol period. All this says is that the duration of the cyclic prex must be larger than the RMS delay spread, but it also must be an integer number of symbol periods. 7c: The peak to average ratio (PAR) of a signal is the maximum instantaneous power of the signal divided by the average power of the signal. For OFDM signals, it is equal to N , the number of subchannels. 7d: Following the results of section 12.6 in the handout, R = 48 subcarriers 3 / 4 bit 1 coded bit 2 coded bits 1 subcarrier symbol 1 subcarrier symbol 4 106 sec results in R = 18 Mbps....
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This note was uploaded on 02/25/2011 for the course ECE 5325 taught by Professor Dr.nealpatwari during the Spring '10 term at University of Utah.
 Spring '10
 Dr.NealPatwari
 Frequency

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