概括
本研究介绍了自动供电可见光系统的优化资源分配方案. 多向优化算法改善了通信,定位和能量收集,降低了位误差率 (BER).
科学领域:
- 光学通信是指光学通信.
- 无线电力传输是无线电力传输.
- 传感和定位的位置
背景情况:
- 可见光通信 (VLC) 系统提供高带宽,但在集成定位和能量采集方面面临挑战.
- 光伏电池越来越多地被用作VLC系统中通信和能量收集的接收器.
- 优化资源配置对于平衡通信,定位和能源传输效率至关重要.
研究的目的:
- 为自动供电的VLC和定位系统提出一个资源优化分配方案.
- 为了最大限度地降低系统位误差率 (BER),同时考虑定位误差,收获能量和发射器功率的限制.
- 为了实现通信性能,定位精度和能量传输效率的协同优化.
主要方法:
- 制定一个优化问题,以BER最小化为目标.
- 使用多向优化 (MVO) 算法进行动态资源配置.
- 调整子载波组功率和接收器功率分配因子.
主要成果:
- 拟议的基于MVO的方案相比于统一分配,大大降低了BER.
- 有效地减轻光电池固有的高频色特征.
- 展示了通信,定位和能源采集之间的权衡.
结论:
- MVO算法为优化集成的VLC和定位系统提供了一种有效的方法.
- 拟议的方案为设计未来的自动供电光通信系统提供了新的见解.
- 资源分配是平衡VLC应用程序中的多样性性能指标的关键.
更多相关视频
12:08Fabrication of High Contrast Gratings for the Spectrum Splitting Dispersive Element in a Concentrated Photovoltaic System
Published on: July 18, 2015
10.8K
09:00Indoor Experimental Assessment of the Efficiency and Irradiance Spot of the Achromatic Doublet on Glass ADG Fresnel Lens for Concentrating Photovoltaics
Published on: October 27, 2017
9.0K
相关概念视频
P-N junction
681
A p-n junction is formed when p-type and n-type semiconductor materials are joined together. At the interface of the p-n junction, holes from the p-side and electrons from the n-side begin to diffuse into the opposite sides due to the concentration gradient. This diffusion of carriers leads to a region around the junction where there are no free charge carriers, known as the depletion region. The charge density within the depletion region for the n-side and p-side can be described by the...
681
Maximum Power Transfer
405
Numerous practical applications within engineering disciplines, such as telecommunications, necessitate optimizing power delivery to a connected load. This pursuit, however, entails inherent internal losses, which can either equal or exceed the power supplied to the load. The Thevenin equivalent circuit is helpful in finding the maximum power a linear circuit can deliver to a load. It is assumed in this context that the load resistance can be adjusted.
By substituting the entire circuit with...
By substituting the entire circuit with...
405
