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OFDM digital communication WORK SHEET

OFDM digital communication WORK SHEET. 2011 System Architecture, Fire Tom Wada. Q. 00. 01. I. 11. 10. We are going to send 8bits by the following OFDM communication system. u 3. ④ G I add. u 3. u 0. u 1. u 2. u 3. u 0. u 0. 00. d 0 =1+j. ①. ② M A P. ③ I F F T. u 1.

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OFDM digital communication WORK SHEET

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  1. OFDM digital communication WORK SHEET 2011 System Architecture, Fire Tom Wada Q 00 01 I 11 10 We are going to send 8bits by the following OFDM communication system u3 ④ GIadd u3 u0 u1 u2 u3 u0 u0 00 d0=1+j ① ② MAP ③ I F F T u1 u1 d1=-1+j 01 00011011 u2 u2 d2=1-j 10 GI OFDM u3 u3 11 d3=-1-j u3 ⑤ GIrmv d0=1+j u0 u0 00 ⑥ F F T ⑦ DeMAP ⑧ d1=-1+j u1 u1 01 00011011 d2=1-j u2 u2 10 d3=-1-j u3 u3 11

  2. OFDM digital communication WORK SHEET LAB2(HW2) • Please draw OFDM symbol complex wave form including GI when you send “10010011”. • Please draw OFDM symbol complex wave form including GI when you send “00000000”. • Compare those 2 waveform. Then Did you find any problem? If yes, please state the problem. Effective Symbol I GI Time Q Time

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