Q. The asynchronous heterodyne detection is _________ more sensitive than the dual filter direct detection FSK receiver.

View solution

Q. The use of __________ was undertaken to separate the polarization in an analog to digital conversion.

View solution

Q. A major attribute of coherent optical transmission was its ability to provide _______________ for future multicarrier systems and networks.

View solution

Q. The channel width is narrow for the coherent systems than the WDM systems.

View solution

Q. The technique within the coherent multicarrier systems used to broadcast the optical signals over the network is the use of passive _____________

View solution

Q. Estimate the minimum transmitter power if number of photons per bit are 150, wavelength 1.3 micrometer with an optical bandwidth of 20 THz.

View solution

Q. The performance degradation due to nonlinear phase noise is referred to as _____________

View solution

Q. ______________ facilitates the doubling of the feasible spectral efficiency through the transmission of independent information in each of the two orthogonal polarizations.

View solution

Q. ____________ is a transparent multiplexing technique.

View solution

Q. Which of the following is not a drawback of POLMUX?

View solution

Q. A multicarrier modulation format in which there has been growing interest to compensate for impairments in optical fiber transmission systems is _______________

View solution

Q. It is suggested that the technique with high white noise is an attractive option for use in long haul systems.

View solution