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arXiv 2603.04042eess.SP
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低空代理网络用于光无线通信与传感:海洋场景

Low-Altitude Agentic Networks for Optical Wireless Communication and Sensing: An Oceanic Scenario

Beijing Institute of Technology(北京理工大学);University of Essex(埃塞克斯大学);Tsinghua University(清华大学)

Tianqi Mao, Jiayue Liu, Zeping Sui, Leyu Cao, Xiao Liang, Dezhi Zheng, Zhaocheng Wang

AI总结:

本文提出了一种低空代理网络,用于实现跨水下、空气和近空间的光学无线通信与传感,以解决海洋应用中的宽带连接问题。

摘要:

跨领域海洋连接从水下到天空已成为众多数据消耗型海洋应用不可或缺的组成部分,例如海洋气象监测和近海勘探。然而,宽带实现可能受到与陆地网络隔离、有限的卫星资源以及无线电波在高速率下无法跨越水气界面的根本限制。为此,本文介绍了一种光学网络,连接水下、空气和近空间,其特征是多个协作的低空平台(LAPs),作为具备计算能力、感知意识和任务适应性的代理。网络架构由三个特定场景部分组成,即水气直接链路、低空网状网络和近空间接入网络。通过坐标感知和智能控制,系统紧密耦合波束跟踪和资源优化,使在高速移动和恶劣海洋动态下实现稳健的网络连接。此外,我们回顾了从水气信道建模、适应性波束对准在海面扰动下,到用于去中心化控制的群体智能网络、集成姿态拓扑规划,以及用于近空间目标检测和波束对准的光学集成感知与通信(ISAC)等启用技术。最后,也突出了开放问题,构成了通往可扩展、安全和超宽带海洋光学网络的清晰路线图。

英文摘要:

The cross-domain oceanic connectivity ranging from underwater to the sky has become increasingly indispensable for a plethora of data-consuming maritime applications, such as maritime meteorological monitoring and offshore exploration. However, broadband implementations can be severely hindered by the isolation from terrestrial networks, limited satellite resources, and the fundamental inability of radio waves to bridge the water-air interface at high rates. To this end, this paper introduces an optical network bridging underwater, air and near space, which features a number of cooperative low-altitude platforms (LAPs), serving as compute-capable, sensing-aware, and mission-adaptive agents. The network architecture consists of three scenario-specific segments, i.e., water-air direct link, low-altitude mesh network, and the near-space access network. With coordinate sensing and intelligent control, the system tightly couples beam tracking and resource optimization, enabling resilient networking under high mobility and harsh maritime dynamics. Furthermore, we review enabling technologies spanning from water-air channel modeling, adaptive beam alignment under sea-surface perturbations, to swarm-intelligence networking for decentralized control, integrated pose-topology planning, and optical Integrated sensing and communication (ISAC) for near-space target detection and beam alignment. Finally, open issues are also highlighted, constituting a clear roadmap toward scalable, secure, and ultra-broadband oceanic optical networks.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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