车载定位定向技术应用现状

摘要

existing technology and future development of vehicle positioning and orientation system are discussed briefly,including all satellite navigation systems and inertial navigation system. Three pivotal technologies related about positioning and orientation navigation system are described.%简要论述了车载定位定向系统现有技术及对其未来发展的展望，包括各大卫星导航系统和惯性导航系统。描述了定位定向导航系统相关的三个关键技术。