Essay
Suppose you wish to transmit a stereo audio signal through a 1 mega-bit/s connection in real time. Consider the following scenarios:
i) You are using a sampling frequency of . What is the maximum average number of bits can you use to represent an audio sample?
ii) You want to use representation. What is the maximum sampling frequency? What will you need to do in order to avoid aliasing?
iii) You want to use a sampling frequency of , and also want use representation. What is the minimum compression ratio you need in order to transmit the audio signal?
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ii)
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