以激光同步扫描测距传感器的数学模型分析为例，介绍了在传感器数学模型设计过程中采用数据融合的思想，以使得传感器的输出更加可靠的过程。
Take the model of laser range finder based on synchronized scanner as example, show how to use data fusion method in the process of sensor model designing to get more robust output.
该系统有两个激光扫描测距仪安装在屋顶上的车辆，和单独的水平和垂直的数据进行采样。
The system has two laser scanning distance meters mounted on the roof of the vehicle, and the horizontal and vertical data are sampled separately.
接着重点研究了激光测距的原理，激光扫描的现状、原理和设计和对点云的处理。
Then, we emphasize the principle of laser telemeter, the actuality, the principle, the design of laser scanning and the processing to cloud of points.
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