Investigation of chirped return-to-zero differential phase-shift keying (DPSK) modulation format and its performance comparison with return-to-zero DPSK in 40×40-Gbit/s dense wavelength-division multiplexing transmission systems
2013 ◽
Vol 49
(4)
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pp. 402-407
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2011 ◽
Vol 23
(17)
◽
pp. 1210-1212
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