目前主流的高精定位模块基本都是GNSS+IMU+RTK的方案，由GNSS获取大概位置，之后经RTK解算获取精准位置，同时在GNSS信号空档期由IMU基于之前位置进行 ...

While you might not be familiar with the term global navigation satellite system (GNSS), you’re likely always carrying a GNSS receiver with you. The one in your car helps you find the best route ...