概括
本研究介绍了一种具有成本效益的阶段调制 (PM) 和环共振器 (RR) 系统,用于无线电光纤 (ROF) 连接. 与传统方法相比,优化的PM-RR系统显著提高了非线性耐受性和Q因子.
科学领域:
- 光子学和光学通信技术
- 信号处理 信号处理
背景情况:
- 无线电光纤 (ROF) 系统对于高速数据传输至关重要.
- 传统的强度调制 (IM) 在性能和稳定性方面面临限制.
- 阶段调制 (PM) 与光学元件相结合,为增强的ROF链接提供了潜在的潜力.
研究的目的:
- 分析一种用于ROF传输的新型相调制 (PM) 和单环共振器 (RR) 配置.
- 为了优化环共振器 (RR) 参数,以获得卓越的传输特性.
- 用各种调制格式评估PM-RR系统的性能.
主要方法:
- 基于模拟的无线电光纤 (ROF) 传输链路的分析.
- 阶段调制 (PM) 和单环共振器 (RR) 作为调制变压器 (MT) 的集成.
- 优化RR的功率合器合系数 (k) 和往返光学相位转移 (φ).
主要成果:
- PM-RR系统在非线性性耐受性方面显示出0.25dB的改进.
- 与强度调制 (IM) 相比,观察到更强的输出功率和更好的色缓解.
- 与马赫-泽恩德调制器 (MZM) 系统相比,在100公里内实现了超过40%的Q因子增强.
结论:
- 优化的PM-RR系统为ROF传输提供了具有成本效益,稳定和强大的解决方案.
- 这种配置在关键性能指标上明显优于传统的IM和MZM系统.
- 该研究强调了PM-RR系统在下一代光通信网络中的潜力.
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