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Simultaneous demodulation and demultiplexing of multi-rate WDM DPSK signals using a programmable wavelength-selective switch

Source: Opt. Express 18, 11657 (2010); doi:10.1364/OE.18.011657

Issue Date: August 2010

PACS
  • 42.81.-i
    Fiber optics
  • 42.79.Sz
    Optical communication systems, multiplexers, and demultiplexers
  • 42.65.Re
    Ultrafast processes; optical pulse generation and pulse compression
  • YEAR: 2010
PUBLICATION DATA
ISSN:
1553-9601 (online)
Publisher:
AIP is a member of CrossRef OSA
We show demodulation and demultiplexing of multi-channel WDM differential phase-shift-keying (DPSK) signals operating simultaneously at 10 Gb/s and 40 Gb/s using a 1×4 wavelength selective switch. We achieve error-free performance for four channels equally spaced by 100 GHz propagated over an 85 km dispersion-compensated link. We study the advantages and limitations of this new DPSK demodulator compared with the conventional delay-line interferometer. ©2010 Optical Society of America

(As supplied by publisher.)

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