Experimental evaluation of prefiltering for 56Gbaud DP-QPSK signal transmission in 75GHz WDM grid
Investigation of optical prefiltering for 56Gbaud DP-QPSK. Determination of optimal filter shape and bandwidth for transmission in 75GHz grid. Five-channel mixed WDM transmission with an optimal filter with a bandwidth of 65GHz. Performance of 56Gbaud RZ and NRZ single and dual polarization QPSK.
optical prefiltering optical modulation quaternary phase shift keying coherent detection optical transmission wavelength division multiplexing