General Introduction
Analysis Of DQPSK
Advanced Development
Modulation Schemes In Fiber Optical System
Simulation
Futher Learning
PSD
PSD
,which is plotted as above,
which is the sampling time.
Specturm
Specturm Of RZ And NRZ DQPSK
In the picture above, there are two kinds of DQPSK , which shows their optical spectrums.