正交解调及复自相关频率估计在海流测量中的应用  

Implementation of Quadrature Demodulation and Complex Self-correlation Algorithm for Frequency Estimation on Ocean Current Measurement

作　　者：孙辉 张鹏[2] 冯志涛[2] 

机构地区：[1]海军驻天津地区航保军事代表室,天津300042 [2]国家海洋技术中心,天津300112

出　　处：《海洋技术》2009年第3期43-45,共3页Ocean Technology

摘　　要：正交解调技术在使用复自相关算法进行频率估计中具有非常重要的作用,简要介绍了正交解调技术和复自相关算法在声学多普勒海流计中的应用。Quadrature demodulation technique is very important in frequency estimation by using complex self-correlation algorithm This thesis gives a brief introduction of the application of the quadrature demodulation technique and complex self-correlation algorithm in acoustic Doppler current meter.

关 键 词：正交解调 频率估计 海流测量 

分 类 号：P733.23[天文地球—物理海洋学]