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:signal_strength: Using Python to simulate multipath fading channel

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Multipath_Simulation

Using Python to simulate multipath fading channel

Channel power delay profile

Tap Power(dB) Delay(τi)
0 0 0 ns
1 -3 20 ns
2 -6 80 ns
3 -8 120 ns
  • (a) Please list the power ratio of 4 taps in linear scale
Tap Power(dB) Power(Linear) Power(Normalize) Delay(τi)
0 0 1 0.5233 0 ns
1 -3 0.5012 0.2623 20 ns
2 -6 0.2512 0.1315 80 ns
3 -8 0.1585 0.0829 120 ns
  • (b) Max excess delay

    120 ns

  • (c) Mean excess delay

  • (d) RMS excess delay

Channel

  • (a) Channel impulse
  • (b) Fourier transform
  • (c) Channel frequency response
  • (d) Subcarrier

Channel fading effect

  • (a) TX_signal=[0 1 0 1 1 1]
  • (b) Channel effect
  • (C) NO ISI

CFO

  • (a) TX_signal=[1 0 1 0 1 1 0 1]
  • (b) After CFO
  • (c) Complex plane