水下短距离微波无线通信实验探索  

Experimentation of Underwater Short-Range Microwave Wireless Communication

作　　者：史丽云[1] 吴林晟[1] SHI Liyun;WU Linsheng(Key Laboratory of Design and Electromagnetic Compatibility of High-Speed Electronic Systems of Ministry of Education,Shanghai JiaoTong University,Shanghai 200240,China)

机构地区：[1]上海交通大学高速电子系统设计与电磁兼容教育部重点实验室,上海200240

出　　处：《电气电子教学学报》2023年第1期137-141,共5页Journal of Electrical and Electronic Education

基　　金：国家自然科学基金重点项目(61831016);上海市科委基金项目(19511131800)。

摘　　要：以上海市各区不同泳池为样本水源,使用微波谐振腔法获得样本的品质因数和电导率参数,建立了微波信号在泳池中传播的路径损耗模型,并评估了水下无线传输距离,选定水下无线通信实验的频率。设计加工了微波发射前端天线及相关电路模块并用于水下测试。实验综合运用了微波理论、天线技术、电磁场仿真设计、微波器件加工与测量等电磁场与微波技术专业知识,具有较强的工程应用价值。The quality factors of the water samples gathered from swimming pools in the different districts of Shanghai is extracted by the resonant cavity method.The conductivities of water corresponding to different swimming pools are calculated,and the propagation path loss model of microwave signal in the swimming pools is established.The transmission distance of short-range underwater wireless communication through microwave signal is evaluated and the possible frequency is selected.A microwave antenna as well as the RF transmit front-end circuit module is designed and fabricated for the underwater measurement.This experiment includes the applications of microwave theory,antenna technology,electromagnetic simulation and design,microwave devices fabrication and measurement,which has strong value of engineering application.

关 键 词：谐振腔法 电导率 水下无线通信 

分 类 号：TN98[电子电信—信息与通信工程]