基于相位强度混合调制和色散补偿光纤的同步多通道四进制幅移键控的NRZ到RZ的格式转换
摘要
We propose and investigate a novel technique to realize non-return-to-zero (NRZ) to return-to-zero (RZ) format conversion of a multichannel 4-ary amplitude shift keying (4-ASK) signal. The proposed format converter composed of two modulators and a dispersion compensating fiber (DCF) is theoretically investigated using numerical simulation as basis. Research shows that a 4-channel 20-Gb/s NRZ-4-ASK signal can be converted to a RZ-4-ASK signal simultaneously without wavelength shifting and signal quality degradation, with the converted signal multiplexed to 40 Gb/s.
引用本文(GB/T 7714)
Wenke Yu, Caiyun Lou, Xiaofan Zhao, 等. 基于相位强度混合调制和色散补偿光纤的同步多通道四进制幅移键控的NRZ到RZ的格式转换[J]. Chinese Optics Letters, 2010.
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