Which of the following descriptions about commissioning of non-coherent and coherent hybrid transmission systems is wrong?

Question

Options

• ADispersion compensation requirements for hybrid transmission systems are consistent with those for
• BThe optical power of coherent signals should be lower than that of incoherent signals to avoid nonlinear
• CIn principle, follow the commissioning requirements of non-coherent networks.
• DThe nonlinear effect of coherent signals is stronger than that of non-coherent ones, so the single-

• A
  10% (3)
• B
  3% (1)
• C
  70% (21)
• D
  17% (5)

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