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about OFDM system

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phterife

phterife

Electrical
Joined
Nov 1, 2002
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1
Location
TH
hello everybody ,
i have a question about an OFDM system. Why do they use the block IFFT in the transmiter and FFT block in receiver ? Would u please show me the formulas ,the respond signals after they pass a block diagram and the working of the Channel Estimation ?
Thank you very much .
 
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