V.S. Grigoryan, P. Cho, Y.A. Godin, X. Elkridge
Abstract
We demonstrate superior performance of phase shift-keying (PSK) modulation format versus conventional on-off keying (OOK) format. Binary PSK yields 4.2 dB SNR improvement. Quadrature PSK format allows DWDM transmission over 1000 km at 0.8 bit/s/Hz spectral efficiency.
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We demonstrate superior performance of phase shift-keying (PSK) modulation format versus conventional on-off keying (OOK) format. Binary PSK yields 4.2 dB SNR improvement. Quadrature PSK format allows DWDM transmission over 1000 km at 0.8 bit/s/Hz spectral efficiency.
Key concepts: Phase-shift keying, On-off keying, Amplitude and phase-shift keying, Keying, Quadrature amplitude modulation, Modulation (music), Transmission (telecommunications), Electronic engineering