基于多通道OAM数组编码光学通信系统的多图像传输,使用设计的达曼格子和集成的旋转格子
Optics letters
|November 27, 2024
概括
本研究介绍了一种用于生成具有多个轨道角矩 (OAM) 的束 (VB) 阵列的方法,用于高容量的光通信. VB阵列系统成功传输了多个图像,证明了它对先进通信系统的潜力.
科学领域:
- 光学通信是指光学通信的应用.
- 波束物理学的光束物理.
- 信息理论是信息理论.
背景情况:
- 束 (VBs) 为高容量光通信提供了潜力.
- 由于单轨道角动量 (OAM),典型的VB的容量有限,阻碍了实际应用.
研究的目的:
- 提出和演示一种方法,同时生成高质量的VB数组与多个OAMs.
- 开发一个使用这些VB阵列的多通道光通信系统.
- 增强基于VB的通信能力和多功能性.
主要方法:
- 可控制的同时生成多个OAM的VB阵列.
- 实现基于VB阵列的多通道光通信系统.
- 集成一个定制设计的Dammam格子和一个集成的状格子.
- 使用单输入多输出深度学习识别模型进行信号处理.
主要成果:
- 成功的实验证明了四个灰度图像的同时传输.
- 在没有流的情况下,平均错误率小于0.003.
- 在出现流时,平均错误率为0.061.
结论:
- 拟议的多通道方法显著增加了VB阵列的多功能性.
- 这种方法扩大了VB阵列在高容量光通信中的应用.
- 该系统在光学流存在时显示出强度.
相关概念视频
Cascaded Op Amps
589
Operational amplifiers (op-amps) are versatile electronic components that can be interconnected in a cascade - one after another in a linear sequence. This cascading is possible due to their infinite input resistance and zero output resistance, allowing them to maintain their input-output relationships even when connected in series.
In a cascaded system, each op-amp is referred to as a stage. The output of one stage drives the input of the subsequent stage. As the input signal passes through...
In a cascaded system, each op-amp is referred to as a stage. The output of one stage drives the input of the subsequent stage. As the input signal passes through...
589
Transmission Line Design Considerations
123
Aluminum has become the material of choice for overhead transmission lines, surpassing copper due to its abundance and cost-effectiveness. The most prevalent type is the aluminum conductor, steel-reinforced (ACSR), which combines aluminum strands around a steel core. Other variants include all-aluminum conductors (AAC), all-aluminum alloy conductors (AAAC), aluminum conductor alloy-reinforced (ACAR), and aluminum-clad steel conductors. Advanced designs, such as aluminum conductors with steel...
123


