CAJ | 학술논문

针对高精度测量海水流速问题，研究并设计了点式多普勒海流计，基于STM32F407和AVR微处理器进行硬件开发和软件设计，给出了硬件电路设计及软件流程图，对基于编码驱动的自相关算法进行了分析，对不同算法进行测试，测试结果表明基于编码驱动的自相关算法与传统的FFT相比分辨率更高。
침대고정도측량해수류속문제，연구병설계료점식다보륵해류계，기우STM32F407화AVR미처리기진행경건개발화연건설계，급출료경건전로설계급연건류정도，대기우편마구동적자상관산법진행료분석，대불동산법진행측시，측시결과표명기우편마구동적자상관산법여전통적FFT상비분변솔경고。
To solve the problem of measuring seawater flow velocity in high precision , this paper researched and designed the bullet point acoustic doppler current meter , developed hardware and designed software based on STM 32F407 and AVR micropro-cessor , showed the hardware circuit and software flowchart , analyzed the autocorrelation algorithm based on coding drive , and made tests for different algorithms .The test results show that the autocorrelation algorithm based on the code driven has higher reso -lution than traditional FFT algorithm .