Combining the traditional acoustic positioning system with the vector hydrophone, we have designed a new portable system named as the long base line passive acoustic positioning system.
将传统的水声定位系统与矢量水听器相结合，设计了一种全新的轻便型长基线被动水声定位系统。
2
A method to obtain the vertical directivity of hydrophone triplets towed line sonar by the optimal array processing is introduced in brief at first.