Polarization-division multiplexing
Quadrature amplitude modulation
Optics
Polarization mode dispersion
Nonlinear distortion
QAM
Nonlinear system
Phase noise
Computer science
Physics
Distortion (music)
Transmission system
Superposition principle
Electronic engineering
Dispersion (optics)
Transmission (telecommunications)
Telecommunications
Bit error rate
Wavelength-division multiplexing
Amplifier
Bandwidth (computing)
Engineering
Decoding methods
Wavelength
Quantum mechanics
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