一种双驱动甚低频机械天线系统及其通信控制方法

The mechanical antenna system with a dual-drive collaborative excitation mechanism solves the problems of high system complexity, high cost and low energy conversion efficiency in cross-medium communication, realizes direct communication between underwater, air and land, and improves communication distance and signal quality.

CN122247477BActive Publication Date: 2026-07-17OCEAN UNIV OF CHINA +1

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
OCEAN UNIV OF CHINA
Filing Date
2026-05-21
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing underwater, air, and land-based cross-medium communication technologies suffer from high system complexity, high cost, limited communication distance, and low energy conversion efficiency, especially in the very low frequency band where traditional antennas are difficult to miniaturize.

Method used

A dual-drive collaborative excitation mechanism combining piezoelectric and electromagnetic drives is adopted. The environmental sensing unit monitors ocean parameters in real time, the feedback monitoring unit provides real-time feedback on the antenna status, and the data processing unit optimizes the output power and drive ratio to achieve adaptive operation of the dual-drive mechanical antenna.

Benefits of technology

It significantly improves the radiation intensity and energy conversion efficiency of very low frequency communication signals, enhances communication distance and signal quality, reduces system complexity and cost, and enables direct communication between underwater, air and land.

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Abstract

本发明属于无线通信技术领域,具体公开了一种双驱动甚低频机械天线系统及其通信控制方法。本发明系统包括环境感知单元、数据处理与控制单元、双驱动机械天线和反馈监测单元。双驱动机械天线中的发射单元采用压电层与磁致伸缩层结合的复合结构,通过压电驱动和电磁驱动两种方式,在信号频率同步且保持特定相位差的条件下协同工作,共同激励磁致伸缩层振动,提高了机械振动幅度与辐射效率。环境感知单元实时获取海水盐度、水深、温度等环境参数;反馈监测单元监测天线辐射磁场与振动状态,并将数据反馈至控制模块,形成闭环自适应控制。本发明有效提升了甚低频通信信号的辐射强度与能量效率,实现了在复杂海洋环境中稳定、高效的跨介质无线通信。
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