40Gbit/sDWDM关键技术和应用前景

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无论从市场需求还是技术发展来看,40Gbit/sDWDM系统都是今后的发展趋势,其关键技术包括电信号处理、OSNR、色散色度补偿、偏振模色散补偿、信号调制格式的选择等;随着技术的进步和成本的下降,40Gbit/s系统将很快在城域核心网和本地传输网中得到应用。
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