with the increasingly widespread use of orientation systems, and the needs of military and civilian applications, underwater acoustic positioning system has become a new developmental direction.
随着各种定位系统应用的日趋广泛,以及军方和民用的应用需求,水声定位系统的研究成为定位系统中新的热点。
so the ray model is an important sound propagation model of underwater acoustic positioning systems.
因此,射线声学模型也是水声定位研究中重要的声场模型。
the key techniques of underwater acoustic positioning and navigation are the navigation method and the precise calibration of the absolute position of the seabed transponder.
导航方法和海底应答器绝对位置的校準是水声定位导航技术的关键。
nowadays, the underwater acoustic positioning system is the mainstream of underwater navigation and localization.
从目前来看,水声定位系统是水下导航定位的主要手段。
signal design is the key in a multi-target underwater acoustic positioning system.
信号设计是多目标水声定位系统的关键。
range ambiguity is an unavoidable problem in the active high data rate underwater acoustic positioning systems.
距离模糊是远程高帧率定位系统不可避免的问题。