Answer the questions in detail.
Question 1) What do you mean by dispersion?
Question 2) Write down the advantages of optical communication.
Question 3) How is eye diagram significant in signal analysis?
Question 4) Explain some important modulation formats.
Question 5) What do you understand by Rayleigh scattering?
Question 6) Compute to express a channel spacing of 50 GHz in terms of wavelength.
Question 7) Explain zero-dispersion wavelength.
Question 8) Compare coherent and non-coherent detection.
Question 9) Explain principle of MSM photo detectors in detail.
Question 10) Write down the importance of Q factor and how is it related to BER.