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On the use of NRZ, RZ, and CSRZ modulation at 40 Gb/s with narrow DWDM channel spacing
ArticleAbstract: The use of nonreturn-to-zero (NRZ), return-to-zero (RZ), and carrier-suppressed return-to-zero (CSRZPalabras claves:Carrier-suppressed return-to-zero (CSRZ), Dense wavelength-division multiplexing (DWDM), Duobinary, Nonreturn-to-zero (NRZ), Optical filters, Optical modulation, Return-to-zero (RZ)Autores:Bosco G., Carena A., Curri V., Poggiolini P.T., Roberto GaudinoFuentes:scopusModulation formats suitable for ultrahigh spectral efficient WDM systems
ArticleAbstract: We analyze the performance of four different modulation formats in ultrahigh spectral efficient wavePalabras claves:Differential phase-shift keying (DPSK), Duobinary, Optical fiber dispersion, Optical modulation, Wavelength-division multiplexingAutores:Bosco G., Carena A., Curri V., Poggiolini P.T., Roberto GaudinoFuentes:scopusQuantum limit of direct-detection receivers using duobinary transmission
ArticleAbstract: In this letter, a rigorous analysis defining the fundamental limits of direct-detection optically prPalabras claves:Bandwidth efficiency, Dense wavelength-division multiplexing (DWDM), Duobinary, Modulation formats, Quantum limitAutores:Bosco G., Carena A., Curri V., Poggiolini P.T., Roberto GaudinoFuentes:scopus