Photonic Microwave Up-Conversion of Vector Signals Based on an Optoelectronic Oscillator

Photonic Microwave Up-Conversion of Vector Signals Based on an Optoelectronic Oscillator
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基于光电振荡器的矢量信号光子微波上变频

DOI:
10.1109/lpt.2013.2274808
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发表时间:
2013-07
影响因子:
2.6
通讯作者:
Koonen, Ton
Koonen, Ton
中科院分区:
工程技术3区
文献类型:
--
作者:
Zhang, Xianmin;Zheng, Shilie;Tangdiongga, Eduward;Koonen, Ton

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提出并实现了一种基于自启动光电振荡器的光子微波上转换方法。OEO采用双并行Mach-Zehnder调制器(DPMZM),同时作为一个高质量的本地振荡器和宽带混频器直接上变频中频矢量信号。振荡信号的相位噪声性能被证明是独立的矢量信号。通过适当地设置OEO中DPMZM的一个直流偏置,可以补偿光纤无线传输系统中上变频信号的色散引起的功率衰落。在实验中,2.4 GHz的200 Mb/s 64 QAM信号被工作在10 GHz的OEO成功地上变频到12.4 GHz,并在30 km的单模光纤上传输,而没有色散损失。
We propose and demonstrate a photonic microwave up-conversion approach based on a self-starting optoelectronic oscillator (OEO). The OEO incorporating a dual-parallel Mach-Zehnder modulator (DPMZM) simultaneously works as a high-quality local oscillator and a broadband mixer to directly up-convert intermediate-frequency vector signals. The phase noise performance of the oscillation signal is proven to be independent of the vector signals. Through properly setting one dc bias of the DPMZM in the OEO, the dispersion-induced power fading for the up-converted signal in a radio over fiber transmission system can be compensated. In this experiment, 200 Mb/s 64 QAM signal at 2.4 GHz is successfully up-converted to 12.4 GHz by the OEO operating at 10 GHz and transmitted over 30 km single mode fiber without dispersion penalty.
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