相关实验视频
Updated: May 22, 2025

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Quasi-light Storage for Optical Data Packets
Published on: February 6, 2014
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1.536-Tb/s CPRI等价速 IFoF移动前程在10公里的SSMF上,具有时间斜率启用的VSB
Optics letters
|March 14, 2025
概括
这项研究引入了一种新的时差-形侧带技术,用于中频-光纤移动前线运输. 它克服了色彩分散的挑战,使高容量1.536-Tb/s的数据传输能够超过10公里.
科学领域:
- 光学通信是指光学通信.
- 信号处理 信号处理
- 移动网络基础设施 移动网络基础设施
背景情况:
- 前线运输对于移动和光学网络至关重要.
- 使用公共无线电接口 (CPRI) 的传统数字无线电光纤 (RoF) 要求过度容量.
- 带有强度调制和直接检测 (IM/DD) 的中频超光纤 (IFoF) 提供更高的光谱效率,但受到色谱分散的影响.
研究的目的:
- 解决移动前线运输中传统IM/DD系统的局限性.
- 为了减轻由基于直接检测的IFoF中染色分散引起的功率衰减.
- 为未来移动网络前程展示一个硬件效率高和高容量的解决方案.
主要方法:
- 实现一个时间斜率启用的遗留侧带 (VSB) 技术.
- 对于中频光纤 (IFoF) 传输的实验设置.
- 使用强度调制和直接检测 (IM/DD) 架构.
主要成果:
- 成功传输了1.536-Tb/s的CPRI等价速率.
- 在10公里的标准单模光纤 (SSMF) 链路上进行演示.
- 使用128-QAM信号与VSB技术实现了高容量传输.
结论:
- 时间斜率启用的VSB技术在直接检测IFoF前程中有效克服了色谱分散.
- 这种方法为高容量移动前线运输提供了硬件效率高的解决方案.
- 展示的方法适合满足6G及以上的带宽需求.
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