LASER RADAR SYSTEM-BASED RANGING METHOD, LASER RADAR SYSTEM-BASED RANGING DEVICE, AND COMPUTER-READABLE STORAGE MEDIUM

To provide a laser radar system-based ranging method, a ranging device, and a computer-readable storage device, which enable a ranging calibration task for a greater distance range, effectively improving calibration efficiency and accuracy of a visual image algorithm.SOLUTION: A ranging method disclosed herein comprises: receiving ranging data obtained through measurements by a plurality of laser radars of a laser radar system, the ranging data including distances between the laser radars and obstacles in measurement ranges of the laser radars (101); establishing a three-dimensional coordinate model according to the ranging data (102); and determining a distance between a target unmanned device and each obstacle in accordance with the three-dimensional coordinate model (103).SELECTED DRAWING: Figure 2