基于北斗短报文通信的波浪谱数据传输方法Wave Spectrum Data Transmission Method Based on Beidou Short Message Communication
张锁平,邓卓雅,张维星,党超群,王海涛
摘要(Abstract)：
【目的】针对波浪浮标用北斗短报文传输谱数据时通信长度受限的问题，提出一种波浪谱数据传输方法。【方法】基于随机波浪理论，分析风力等级、波浪等级变化时的频谱分布特点，获得频谱成分的频率聚集规律；借鉴国外频谱传输方法及其经验，基于北斗短报文通信，开展波浪谱数据传输方法设计，并优化传输方式。【结果与结论】利用北斗短报文将0.05～0.35 Hz范围内波浪频谱数据仅以61字节实施基本传输，同时配置扩展能力。通过传输过程仿真测试、波浪浮标海上试验，证明本研究方法能满足波浪谱数据传输需求，北斗短报文可为海浪观测数据的实时传输提供一种新技术手段。
关键词(KeyWords)： 波浪浮标;波浪谱;频谱分布特征;北斗短报文;数据传输
基金项目(Foundation): 国家重点研发计划资助项目（2017YFF0206404）;; 江苏省海洋科技创新项目（JSZRHYKJ202009）
作者(Author): 张锁平,邓卓雅,张维星,党超群,王海涛
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